Title: CA $527 Cheap Flights from Seattle (SEA) to Colombo (CMB) - Expedia.ca ![Colombo showing heritage elements and a sunset](https://images.trvl-media.com/place/869/671dd5e4-1178-420a-b2e2-9214549c9df2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/869/671dd5e4-1178-420a-b2e2-9214549c9df2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $527 Cheap Flights from Seattle (SEA) to Colombo (CMB) [View CA $527 flight on Sun, Feb 8, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:SEA,to:CMB,departure:08/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:526.90&airProductToken=AQpxCjYI06IBEgIyNxiSASCSaiiN0IQDMInYhAM4S0AAWAFqDEVjb25vbXkgTGl0ZXIISzk1VVNPRDEKNwjTogESAzQ2MhiSaiCCCyi134QDMJvhhAM4S0ABWAFqDEVjb25vbXkgTGl0ZXIISzk1VVNPRDESCggBEAEYASoCU1EYASIECAEQASgCKAMoBDAP) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Seattle-Tacoma International Airport (SEA) to Bandaranaike Intl. Airport (CMB) - ![Qatar Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_QR.svg) Qatar Airways [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:cmb,departure:21/10/2025TANYT&leg2=from:cmb,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) - ![Emirates](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EK.svg) Emirates [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:cmb,departure:21/10/2025TANYT&leg2=from:cmb,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EK"}}]) - ![Cathay Pacific](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_CX.svg) Cathay Pacific [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:cmb,departure:21/10/2025TANYT&leg2=from:cmb,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CX"}}]) - ![Turkish Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TK.svg) Turkish Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:cmb,departure:21/10/2025TANYT&leg2=from:cmb,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:cmb,departure:21/10/2025TANYT&leg2=from:cmb,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:cmb,departure:21/10/2025TANYT&leg2=from:cmb,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:cmb,departure:21/10/2025TANYT&leg2=from:cmb,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Seattle (SEA) to Colombo (CMB) Prices were available within the past 7 days and start at CA $527 for one-way flights and CA $1,327 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Singapore Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SQ.gif) Tue, Jan 20 - Thu, Feb 5 SEA Seattle CMB Colombo CA $1,327 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:20/01/2026TANYT&leg2=from:CMB,to:SEA,departure:05/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1326.50&airProductToken=AQpxCjYI06IBEgIyNxiSASCSaiit-oIDMKmCgwM4S0AAWAFqDEVjb25vbXkgTGl0ZXIISzE2VVNSQ0EKNwjTogESAzQ2OBiSaiCCCyiyhIMDMJiGgwM4S0ABWAFqDEVjb25vbXkgTGl0ZXIISzE2VVNSQ0EKcQo3CNOiARIDNDY5GIILIJJqKKOkhAMwk6aEAzhLQABYAWoMRWNvbm9teSBMaXRlcghLMTZVU1JDQQo2CNOiARICMjgYkmogkgEo_KaEAzDOrYQDOEtAAVgBagxFY29ub215IExpdGVyCEsxNlVTUkNBEgoIAhABGAEqAlNRGAEiBAgBEAEoAigDKAQwDw) ![Singapore Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SQ.gif) Tue, Mar 10 - Mon, Mar 30 SEA Seattle CMB Colombo CA $1,330 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:10/03/2026TANYT&leg2=from:CMB,to:SEA,departure:30/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1329.10&airProductToken=AQpxCjYI06IBEgIyNxiSASCSaijNoYcDMMmphwM4S0AAWAFqDEVjb25vbXkgTGl0ZXIISzE2VVNSQ0EKNwjTogESAzQ2MhiSaiCCCyj1sIcDMNuyhwM4S0ABWAFqDEVjb25vbXkgTGl0ZXIISzE2VVNSQ0EKcQo3CNOiARIDNDYzGIILIJJqKNf9iAMwzP-IAzhLQABYAWoMRWNvbm9teSBMaXRlcghLMTZVU1JDQQo2CNOiARICMjgYkmogkgEovIaJAzCxjYkDOEtAAVgBagxFY29ub215IExpdGVyCEsxNlVTUkNBEgoIAhABGAEqAlNRGAEiBAgBEAEoAigDKAQwDw) ![Singapore Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SQ.gif) Tue, May 5 - Tue, May 19 SEA Seattle CMB Colombo CA $1,336 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:05/05/2026TANYT&leg2=from:CMB,to:SEA,departure:19/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1335.70&airProductToken=AQpxCjYI06IBEgIyNxiSASCSaijrl4wDML-fjAM4S0AAWAFqDEVjb25vbXkgTGl0ZXIISzE2VVNSQ0EKNwjTogESAzQ2MhiSaiCCCyj1powDMNuojAM4S0ABWAFqDEVjb25vbXkgTGl0ZXIISzE2VVNSQ0EKcQo3CNOiARIDNDY5GIILIJJqKIirjQMw-KyNAzhLQABYAWoMRWNvbm9teSBMaXRlcghLMTZVU1JDQQo2CNOiARICMjgYkmogkgEo3K2NAzDRtI0DOEtAAVgBagxFY29ub215IExpdGVyCEsxNlVTUkNBEgoIAhABGAEqAlNRGAEiBAgBEAEoAigDKAQwDw) ![Singapore Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SQ.gif) Tue, Jan 20 - Thu, Feb 5 SEA Seattle CMB Colombo CA $1,396 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:20/01/2026TANYT&leg2=from:CMB,to:SEA,departure:05/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1395.50&airProductToken=AQpxCjYI06IBEgIyNxiSASCSaiit-oIDMKmCgwM4S0AAWAFqDEVjb25vbXkgTGl0ZXIISzE2VVNSQ0EKNwjTogESAzQ2MhiSaiCCCyjViYMDMLuLgwM4S0ABWAFqDEVjb25vbXkgTGl0ZXIISzE2VVNSQ0EKcQo3CNOiARIDNDYzGIILIJJqKNWphAMwyquEAzhLQABYAWoMRWNvbm9teSBMaXRlcghLMTZVU1JDQQo2CNOiARICMjgYkmogkgEonLKEAzDuuIQDOEtAAVgBagxFY29ub215IExpdGVyCEsxNlVTUkNBEgoIAhABGAEqAlNRGAEiBAgBEAEoAigDKAQwDw) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Mon, Oct 27 - Thu, Nov 13 SEA Seattle CMB Colombo CA $1,439 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:27/10/2025TANYT&leg2=from:CMB,to:SEA,departure:13/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1438.10&airProductToken=AQpmCiEIwYYBEgQ4ODAzGJIBILiNASihvvsCMOK--wI4TEAAWAEKIAjDsAESAzgzNxi4jQEgxzIo87_7AjDjxvsCOE5AAVgBCh8Iw7ABEgM2MTEYxzIgggsomsf7AjD4yfsCOE5AAVgBCmYKHwjDsAESAzYxMBiCCyDHMiij8_wCMOj1_AI4TkAAWAEKIAjDsAESAzgzOBjHMiC4jQEogvn8AjC0_vwCOE5AAVgBCiEIw7ABEgQ3ODY0GLiNASCSASi_gf0CMP2B_QI4TkABWAESCggBEAEYASoCQ1gYASIECAEQASgEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Oct 22 - Tue, Oct 28 SEA Seattle CMB Colombo CA $1,444 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:22/10/2025TANYT&leg2=from:CMB,to:SEA,departure:28/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1443.60&airProductToken=AQqlAQo2CMGCARIENDg5NhiSASCLuAEo8IT7AjCkhvsCOE5AAFgBaglFQ09OTElHSFRyCE5LMjFVU0lSCjUIw7ABEgM4ODUYi7gBIMcyKI2H-wIwr477AjhOQAFYAWoJRUNPTkxJR0hUcghOSzIxVVNJUgo0CMOwARIDNjExGMcyIIILKJOP-wIw2JH7AjhOQAFYAWoJRUNPTkxJR0hUcghOSzIxVVNJUgqlAQo0CMOwARIDNjEwGIILIMcyKKO_-wIw6MH7AjhOQABYAWoJRUNPTkxJR0hUcghOSzIxVVNJUgo1CMOwARIDODgyGMcyIIu4ASiGx_sCMPTM-wI4TkABWAFqCUVDT05MSUdIVHIITksyMVVTSVIKNgjDsAESBDc5MjIYi7gBIJIBKPHN-wIwqs_7AjhOQAFYAWoJRUNPTkxJR0hUcghOSzIxVVNJUhIKCAEQARgBKgJDWBgBIgQIARABKAIoAygEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sun, Nov 2 - Thu, Nov 27 SEA Seattle CMB Colombo CA $1,445 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:02/11/2025TANYT&leg2=from:CMB,to:SEA,departure:27/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1444.60&airProductToken=AQqlAQo2CMGCARIENjQxMxiSASCLuAEooYb8AjDJh_wCOE5AAFgBaglFQ09OTElHSFRyCE5LMjFVU0lSCjUIw7ABEgM4ODMYi7gBIMcyKNuS_AIwkZr8AjhOQAFYAWoJRUNPTkxJR0hUcghOSzIxVVNJUgo0CMOwARIDNjExGMcyIIILKJqh_AIw-KP8AjhOQAFYAWoJRUNPTkxJR0hUcghOSzIxVVNJUgqlAQo0CMOwARIDNjEwGIILIMcyKOOQ_gIwqJP-AjhOQABYAWoJRUNPTkxJR0hUcghOSzIxVVNJUgo1CMOwARIDODg0GMcyIIu4ASiTlf4CMIub_gI4TkABWAFqCUVDT05MSUdIVHIITksyMVVTSVIKNgjDsAESBDc5MjIYi7gBIJIBKKCd_gIw0J7-AjhOQAFYAWoJRUNPTkxJR0hUcghOSzIxVVNJUhIKCAEQARgBKgJDWBgBIgQIARABKAIoAygEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, Nov 6 - Wed, Nov 19 SEA Seattle CMB Colombo CA $1,448 Roundtrip found 18 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:06/11/2025TANYT&leg2=from:CMB,to:SEA,departure:19/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1447.60&airProductToken=AQqEAQorCMGCARIENjQyMBiSASCLuAEovK38AjDtrvwCOE5AAFgBcghOSzIxVVNJUgoqCMOwARIDODgxGIu4ASDHMiiLtfwCMMa8_AI4TkABWAFyCE5LMjFVU0lSCikIw7ABEgM2MTEYxzIgggso-sL8AjDYxfwCOE5AAVgBcghOSzIxVVNJUgqEAQopCMOwARIDNjEwGIILIMcyKOO2_QIwqLn9AjhOQABYAXIITksyMVVTSVIKKgjDsAESAzg4NBjHMiCLuAEok7v9AjCLwf0COE5AAVgBcghOSzIxVVNJUgorCMOwARIENzkyMhiLuAEgkgEoncX9AjDOxv0COE5AAVgBcghOSzIxVVNJUhIKCAEQARgBKgJDWBgBIgQIARABKAIoAygEMAE) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Mon, Oct 27 - Wed, Nov 5 SEA Seattle CMB Colombo CA $1,460 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:27/10/2025TANYT&leg2=from:CMB,to:SEA,departure:05/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1459.60&airProductToken=AQpECiAI1JYBEgMyMDQYkgEgyJwBKPTC-wIwxMj7AjhXQABYAQogCNSWARIDNzMwGMicASCCCyijyfsCMIjN-wI4V0ABWAEKRAogCNSWARIDNzMxGIILIMicASjCnPwCMOOg_AI4VUAAWAEKIAjUlgESAzIwMxjInAEgkgEopKH8AjChp_wCOFVAAVgBEgoIARABGAEqAlRLGAEiBAgBEAEoBDAB) ![Cathay Pacific](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/CX.gif) Tue, Mar 10 - Mon, Mar 30 SEA Seattle CMB Colombo CA $1,465 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CMB,departure:10/03/2026TANYT&leg2=from:CMB,to:SEA,departure:30/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1464.10&airProductToken=AQqEAQorCMOwARIENzkwMxiSASC4jQEor6aHAzDrpocDOFNAAFgBcghTSzIxVVNJUgoqCMOwARIDODY1GLiNASDHMijlqIcDMMGvhwM4U0ABWAFyCFNLMjFVU0lSCikIw7ABEgM2MTEYxzIgggso-rWHAzDYuIcDOFNAAVgBcghTSzIxVVNJUgpWCikIw7ABEgM2MTIYggsgxzIo3PiIAzCw-4gDOFFAAFgBcghRSzIxVVNIUgopCMOwARIDODUyGMcyIJIBKKr9iAMw5oKJAzhRQAFYAXIIUUsyMVVTSFISCggBEAEYASoCQ1gYASIECAEQASgCKAMoBDAB) ## Find the cheapest month to fly from Seattle (SEA) to Colombo (CMB) ### October is typically the cheapest month to fly From CA $1,202 - CA $1,881 per traveller. Flight from Seattle to Colombo (SEA - CMB) route information | Origin airport | Seattle - Tacoma Intl. | | --- | --- | | Destination airport | Bandaranaike Intl. | | Airlines serving | Air Canada, American Airlines, British Airways, Cathay Pacific, Emirates, Malaysia Airlines, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Turkish Airlines | | Roundtrip price | CA $1,326 | | Distance | 13481 km | ## Seattle to Seeduwa - Katunayake Flights **The easy way to book your flights from Seattle to Colombo**  With Expedia, it’s simple to find and book flights to Colombo from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Bandaranaike Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Colombo today, tomorrow, or this week.   **Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Bandaranaike Intl., CMB**  Sort your search results by price to find great deals on your flight from Seattle to Colombo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Colombo from Seattle currently is just CA $1,327 rising to CA $1,465.   Here are more money-saving tips:  - Fly in January when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Colombo   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Colombo from Seattle**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Colombo with Expedia today. ## Frequently asked questions ### How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Colombo International Airport? > Round-trip flights between Sea-Tac Airport and CMB start from CA $1,327. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from SEA to Bandaranaike Intl. Airport (CMB)? > This varies from airline to airline, as each one has its own terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are instructions on how to cancel online. ### How do I find cheap flights from Sea-Tac Airport to Bandaranaike Intl. Airport (CMB) that have flexible change policies? > Use our "No change fees" filter to find flexible travel options for your flight from Sea-Tac Airport to CMB. This allows you to snag a great deal in advance and still have the freedom to make changes without any extra fees. Fare adjustments may apply if your new flight is more expensive. ### How many hours is the flight from Seattle - Tacoma Intl. Airport (SEA) to Colombo International Airport? > To get through the 19 hours and 31 minutes flight time between Sea-Tac Airport and CMB, it's smart to come prepared. A laptop filled with your favourite movies is a great start. ### How far is the flight from Sea-Tac Airport to Colombo International Airport? > The distance is around 13,600 kilometres. Eye mask? Check. Toothbrush? Check. We recommend you pack all the travel comforts for this long-haul SeaTac to Seeduwa - Katunayake flight. ### Which airlines fly direct from Sea-Tac Airport to Colombo International Airport? > Unfortunately, there are no airlines that fly directly between Sea-Tac Airport and CMB. You'll need to book a flight with one or more stops. ### Are Seattle - Tacoma Intl. Airport (SEA) to Bandaranaike Intl. Airport (CMB) flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to Colombo International Airport last minute could save you some cash. However, you might miss out on a flight altogether! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - Other ### Lodging - [4 Star Hotels in Kadawatha](https://www.expedia.ca/4Star-Kadawatha-Hotels.s40-0-d553248634691621326.Travel-Guide-Filter-Hotels) - [4 Star Hotels in Seeduwa - Katunayake](https://www.expedia.ca/4Star-Seeduwa-Katunayake-Hotels.s40-0-d6055023.Travel-Guide-Filter-Hotels) - [Andiambalama Hotels](https://www.expedia.ca/Andiambalama-Hotels.d3000003251.Travel-Guide-Hotels) - [Hotels near Ave Maria Convent](https://www.expedia.ca/Ave-Maria-Convent-Hotels.0-l553248621563225391-0.Travel-Guide-Filter-Hotels) - [Bolawalana Hotels](https://www.expedia.ca/Bolawalana-Hotels.d553248635975868471.Travel-Guide-Hotels) - [Dalupotha Hotels](https://www.expedia.ca/Dalupotha-Hotels.d3000003223.Travel-Guide-Hotels) - [Spa Hotels in Daluwakotuwa](https://www.expedia.ca/Daluwakotuwa-Negombo-Hotels-Spa-Hotel.0-n3000003222-0-tSpaHotel.Travel-Guide-Filter-Hotels) - [Daluwakotuwa Hotels](https://www.expedia.ca/Daluwakotuwa-Negombo-Hotels.0-n3000003222-0.Travel-Guide-Filter-Hotels) - [Divulapitiya Hotels](https://www.expedia.ca/Destinations-In-Divulapitiya.d553248635051143762.Hotel-Destinations) - [Lgbt Friendly Hotels in Gampaha District](https://www.expedia.ca/Destinations-In-Gampaha-District-LGBT-Friendly-Hotel.0-0-d6353276-tLGBTFriendlyHotel.Hotel-Filter-Destinations) - [Hotel Wedding Venues Hotels in Gampaha District](https://www.expedia.ca/Destinations-In-Gampaha-District-Wedding-Hotels.0-0-d6353276-tWeddingHotels.Hotel-Filter-Destinations) - [Gampaha District Hotels](https://www.expedia.ca/Destinations-In-Gampaha-District.d6353276.Hotel-Destinations) - [Gampaha Hotels](https://www.expedia.ca/Destinations-In-Gampaha.d6348096.Hotel-Destinations) - [Cheap Hotels in Ja-Ela](https://www.expedia.ca/Destinations-In-Ja-Ela-Cheap-Hotels.0-0-d6326085-tCheapHotels.Hotel-Filter-Destinations) - [Ja-Ela Hotels](https://www.expedia.ca/Destinations-In-Ja-Ela.d6326085.Hotel-Destinations) - [Lgbt Friendly Hotels in Katana](https://www.expedia.ca/Destinations-In-Katana-LGBT-Friendly-Hotel.0-0-d6356095-tLGBTFriendlyHotel.Hotel-Filter-Destinations) - [Katana Hotels](https://www.expedia.ca/Destinations-In-Katana.d6356095.Hotel-Destinations) - [Minuwangoda Hotels](https://www.expedia.ca/Destinations-In-Minuwangoda.d602899.Hotel-Destinations) - [Apartments in Divulapitiya](https://www.expedia.ca/Divulapitiya-Apartments.d553248635051143762-aaApartments.Travel-Guide-Accommodation) - [Dunagaha Hotels](https://www.expedia.ca/Dunagaha-Hotels.d553248634708965655.Travel-Guide-Hotels) - [Ganemulla Hotels](https://www.expedia.ca/Ganemulla-Hotels.d553248635975875256.Travel-Guide-Hotels) - [Hendala Hotels](https://www.expedia.ca/Hendala-Hotels.d3000003169.Travel-Guide-Hotels) - [B&B in Kadawatha](https://www.expedia.ca/Kadawatha-Bed-And-Breakfast.d553248634691621326-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Hilton Hotels in Kadawatha](https://www.expedia.ca/Kadawatha-Hotels-Hilton-Hotels.0-0-d553248634691621326--bHiltonHotels.Travel-Guide-Filter-Hotels) - [Kadawatha Hotels](https://www.expedia.ca/Kadawatha-Hotels.d553248634691621326.Travel-Guide-Hotels) - [Kadirana North Hotels](https://www.expedia.ca/Kadirana-North-Hotels.d3000003161.Travel-Guide-Hotels) - [Apartments in Katana](https://www.expedia.ca/Katana-Apartments.d6356095-aaApartments.Travel-Guide-Accommodation) - [Motels in Katana](https://www.expedia.ca/Katana-Motels.d6356095-aaMotels.Travel-Guide-Accommodation) - [Resorts in Katana](https://www.expedia.ca/Katana-Resort-Hotels.d6356095-aaResortHotels.Travel-Guide-Accommodation) - [Katana West Hotels](https://www.expedia.ca/Katana-West-Hotels.d3000003144.Travel-Guide-Hotels) - [Kimbulapitiya Hotels](https://www.expedia.ca/Kimbulapitiya-Hotels.d3000473748.Travel-Guide-Hotels) - [Lgbt Friendly Hotels in Kiribathgoda](https://www.expedia.ca/Kiribathgoda-Hotels-LGBT-Friendly-Hotel.0-0-d6326710-tLGBTFriendlyHotel.Travel-Guide-Filter-Hotels) - [Kiribathgoda Hotels](https://www.expedia.ca/Kiribathgoda-Hotels.d6326710.Travel-Guide-Hotels) - [Kochchikade Hotels](https://www.expedia.ca/Kochchikade-Hotels.d3000405927.Travel-Guide-Hotels) - [Kotugoda Hotels](https://www.expedia.ca/Kotugoda-Hotels.d6326083.Travel-Guide-Hotels) - [Kurana Katunayaka Hotels](https://www.expedia.ca/Kurana-Katunayaka-Hotels.d553248635975865025.Travel-Guide-Hotels) - [Makevita Hotels](https://www.expedia.ca/Makevita-Hotels.d770765178656661504.Travel-Guide-Hotels) - [Millennium City Zone Heartland Hotels](https://www.expedia.ca/Millennium-City-Zone-Heartland-Hotels.d553248635975859737.Travel-Guide-Hotels) - [Beach Hotel Hotels in Negombo](https://www.expedia.ca/Negombo-Hotels-Beach-Hotel.0-0-d602897-tBeachHotel.Travel-Guide-Filter-Hotels) - [Cheap Hotels in Negombo](https://www.expedia.ca/Negombo-Hotels-Cheap-Hotels.0-0-d602897-tCheapHotels.Travel-Guide-Filter-Hotels) - [Hotels with Free Airport Shuttle in Negombo](https://www.expedia.ca/Negombo-Hotels-Hotels-With-Free-Airport-Shuttle.0-0-d602897-tHotelswithFreeAirportShuttle.Travel-Guide-Filter-Hotels) - [Jetwing Hotels in Negombo](https://www.expedia.ca/Negombo-Hotels-Jetwing-Hotels.0-0-d602897--bJetwingHotels.Travel-Guide-Filter-Hotels) - [Lgbt Friendly Hotels in Negombo](https://www.expedia.ca/Negombo-Hotels-LGBT-Friendly-Hotel.0-0-d602897-tLGBTFriendlyHotel.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Negombo](https://www.expedia.ca/Negombo-Hotels-Luxury-Hotel.0-0-d602897-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Spa Hotels in Negombo](https://www.expedia.ca/Negombo-Hotels-Spa-Hotel.0-0-d602897-tSpaHotel.Travel-Guide-Filter-Hotels) - [Hotel Wedding Venues Hotels in Negombo](https://www.expedia.ca/Negombo-Hotels-Wedding-Hotels.0-0-d602897-tWeddingHotels.Travel-Guide-Filter-Hotels) - [Negombo Hotels](https://www.expedia.ca/Negombo-Hotels.d602897.Travel-Guide-Hotels) - [Resorts in Negombo](https://www.expedia.ca/Negombo-Resort-Hotels.d602897-aaResortHotels.Travel-Guide-Accommodation) - [Pamunugama Hotels](https://www.expedia.ca/Pamunugama-Hotels.d3000467197.Travel-Guide-Hotels) - [Raddolugama Hotels](https://www.expedia.ca/Raddolugama-Hotels.d3000003060.Travel-Guide-Hotels) - [Ragama Hotels](https://www.expedia.ca/Ragama-Hotels.d6348295.Travel-Guide-Hotels) - [Romantic Hotels in Seeduwa - Katunayake](https://www.expedia.ca/Seeduwa-Katunayake-Hotels-Romantic-Hotel.0-0-d6055023-tRomanticHotel.Travel-Guide-Filter-Hotels) - [Hotel Wedding Venues Hotels in Seeduwa - Katunayake](https://www.expedia.ca/Seeduwa-Katunayake-Hotels-Wedding-Hotels.0-0-d6055023-tWeddingHotels.Travel-Guide-Filter-Hotels) - [Seeduwa - Katunayake Hotels](https://www.expedia.ca/Seeduwa-Katunayake-Hotels.d6055023.Travel-Guide-Hotels) - [Hotels near Supuwath Arana](https://www.expedia.ca/Supuwath-Arana-Hotels.0-l553248635974547347-0.Travel-Guide-Filter-Hotels) - [Udugampola Hotels](https://www.expedia.ca/Udugampola-Hotels.d3000458619.Travel-Guide-Hotels) - [Hotels near Uswetakeiyawa Beach](https://www.expedia.ca/Uswetakeiyawa-Beach-Hotels.0-l553248635977261043-0.Travel-Guide-Filter-Hotels) - [Uswetakeiyawa Hotels](https://www.expedia.ca/Uswetakeiyawa-Hotels.d6344574.Travel-Guide-Hotels) - [Veyangoda Hotels](https://www.expedia.ca/Veyangoda-Hotels.d6344061.Travel-Guide-Hotels) - [Beach Hotel Hotels in Wattala](https://www.expedia.ca/Wattala-Hotels-Beach-Hotel.0-0-d6130829-tBeachHotel.Travel-Guide-Filter-Hotels) - [Spa Hotels in Wattala](https://www.expedia.ca/Wattala-Hotels-Spa-Hotel.0-0-d6130829-tSpaHotel.Travel-Guide-Filter-Hotels) - [Wattala Hotels](https://www.expedia.ca/Wattala-Hotels.d6130829.Travel-Guide-Hotels) - [Welisara Hotels](https://www.expedia.ca/Welisara-Hotels.d3000003028.Travel-Guide-Hotels) - [Yakkala Hotels](https://www.expedia.ca/Yakkala-Hotels.d553248635975876075.Travel-Guide-Hotels) ### Flights - [Flights to Negombo](https://www.expedia.ca/Cheap-Flights-To-Negombo.d602897.Travel-Guide-Flights) ### Packages - [Visit Aramba](https://www.expedia.ca/Aramba.dx553248635975856106) - [Visit Badalgama](https://www.expedia.ca/Badalgama.dx553248623276864765) - [Visit Divulapitiya](https://www.expedia.ca/Divulapitiya.dx553248635051143762) - [Visit Ja-Ela](https://www.expedia.ca/Ja-Ela.dx6326085) - [Visit Kadawatha](https://www.expedia.ca/Kadawatha.dx553248634691621326) - [Visit Katana](https://www.expedia.ca/Katana.dx6356095) - [Visit Kimbulapitiya](https://www.expedia.ca/Kimbulapitiya.dx3000473748) - [Visit Kotugoda](https://www.expedia.ca/Kotugoda.dx6326083) - [Visit Kurana Katunayaka](https://www.expedia.ca/Kurana-Katunayaka.dx553248635975865025) - [Visit Matagoda](https://www.expedia.ca/Matagoda.dx553248635975858171) - [Visit Minuwangoda](https://www.expedia.ca/Minuwangoda.dx602899) - [Negombo Fish Market](https://www.expedia.ca/Negombo-Fish-Market-Negombo.d553248621555538001.Vacation-Attraction) - [Negombo Vacations](https://www.expedia.ca/Negombo.d602897.Destination-Travel-Guides) - [Visit Ragama](https://www.expedia.ca/Ragama.dx6348295) - [Visit Seeduwa - Katunayake](https://www.expedia.ca/Seeduwa-Katunayake.dx6055023) - [Visit Wattala](https://www.expedia.ca/Wattala.dx6130829) - [Visit Yakkala](https://www.expedia.ca/Yakkala.dx553248635975876075) ### Cars - [Car rental Kiribathgoda](https://www.expedia.ca/Car-Rentals-In-Kiribathgoda.d6326710.Car-Rental-Guide) - [Car rental Negombo](https://www.expedia.ca/Car-Rentals-In-Negombo.d602897.Car-Rental-Guide) - [Car rental Raddolugama](https://www.expedia.ca/Car-Rentals-In-Raddolugama.d3000003060.Car-Rental-Guide) - [Car rental Seeduwa - Katunayake](https://www.expedia.ca/Car-Rentals-In-Seeduwa-Katunayake.d6055023.Car-Rental-Guide) ### Vacation Rental - [Gampaha District Vacation Rentals](https://www.expedia.ca/Destinations-In-Gampaha-District.d6353276.Vacation-Rental-Destinations) - [Katana Vacation Rentals](https://www.expedia.ca/Destinations-In-Katana.d6356095.Vacation-Rental-Destinations) - [Seeduwa - Katunayake Vacation Rentals](https://www.expedia.ca/Seeduwa-Katunayake-Vacation-Rentals.d6055023.Travel-Guide-VacationRentals) - [Wattala Vacation Rentals](https://www.expedia.ca/Wattala-Vacation-Rentals.d6130829.Travel-Guide-VacationRentals) ### Other - [Things to do in Gampaha District](https://www.expedia.ca/Things-To-Do-In-Gampaha-District.d6353276.Travel-Guide-Activities) - [Things to do in Ja-Ela](https://www.expedia.ca/Things-To-Do-In-Ja-Ela.d6326085.Travel-Guide-Activities) - [Things to do in Kadawatha](https://www.expedia.ca/Things-To-Do-In-Kadawatha.d553248634691621326.Travel-Guide-Activities) - [Things to do in Negombo](https://www.expedia.ca/Things-To-Do-In-Negombo.d602897.Travel-Guide-Activities) - [Things to do in Pamunugama](https://www.expedia.ca/Things-To-Do-In-Pamunugama.d3000467197.Travel-Guide-Activities) - [Things to do in Ragama](https://www.expedia.ca/Things-To-Do-In-Ragama.d6348295.Travel-Guide-Activities) - [Things to do in Seeduwa - Katunayake](https://www.expedia.ca/Things-To-Do-In-Seeduwa-Katunayake.d6055023.Travel-Guide-Activities) - [Things to do in Veyangoda](https://www.expedia.ca/Things-To-Do-In-Veyangoda.d6344061.Travel-Guide-Activities) - [Things to do in Wattala](https://www.expedia.ca/Things-To-Do-In-Wattala.d6130829.Travel-Guide-Activities) - [Things to do in Welisara](https://www.expedia.ca/Things-To-Do-In-Welisara.d3000003028.Travel-Guide-Activities) \*Available to Expedia members.