Title: CA $645 Cheap Flights from Seattle (SEA) to Iasi (IAS) - Expedia.ca ![Panoramic view of Cultural Palace and central square in Iasi city, Romania](https://images.trvl-media.com/place/1556/f37f739e-b452-4ee8-a7d7-0be2611c4dad.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/1556/f37f739e-b452-4ee8-a7d7-0be2611c4dad.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $645 Cheap Flights from Seattle (SEA) to Iasi (IAS) [View CA $645 flight on Sun, Feb 1, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:644.36&airProductToken=AQqsAQpACM-mARIENzkwOBiSASCIGCiKgYQDMLyDhAM4TEAAWAFqCEVDT0xJR0hUcghMTEE4NkRCUXoKCNWCARIENzkwOAoyCM-mARICNDIYiBgglSIopISEAzCiiIQDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKNAjPpgESAzcwMxiVIiCIkAEopoqEAzCAi4QDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlESCggCEAEYAioCT1MYASIECAEQASgCKAMoBDAL) - [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 to Iasi (IAS) - ![Air France](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:IAS,departure:19/01/2026TANYT&leg2=from:IAS,to:SEA,departure:26/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:IAS,departure:19/01/2026TANYT&leg2=from:IAS,to:SEA,departure:26/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![Austrian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_OS.svg) Austrian Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:IAS,departure:19/01/2026TANYT&leg2=from:IAS,to:SEA,departure:26/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"OS"}}]) - ![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 Iasi (IAS) Prices were available within the past 7 days and start at CA $645 for one-way flights and CA $939 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $939 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:938.36&airProductToken=AQqsAQpACM-mARIENzkwOBiSASCIGCiKgYQDMLyDhAM4TEAAWAFqCEVDT0xJR0hUcghMTEE4NkRCUXoKCNWCARIENzkwOAoyCM-mARICNDIYiBgglSIopISEAzCiiIQDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKNAjPpgESAzcwMxiVIiCIkAEopoqEAzCAi4QDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKugEKQQjMkAESBDYzODEYiJABIJUiKK24hAMwkbmEAzhUQABYAWoIRUNPTElHSFRyCFRMQTQ2REJRegoIz6YBEgQ2MzgxCkAIzJABEgQ2Mzg5GJUiIIwVKOTChAMwoMOEAzhUQAFYAWoIRUNPTElHSFRyCFRMQTQ2REJRegoIz6YBEgQ2Mzg5CjMIzJABEgM0ODgYjBUgkgEooM2EAzCg0oQDOFRAAVgBaghFQ09MSUdIVHIIVExBNDZEQlESCggBEAEYASoCT1MYASIECAEQASgCKAMoBDAL) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,077 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2076.50&airProductToken=AQqsAQpACM-mARIENzkwOBiSASCIGCiKgYQDMLyDhAM4VkAAWAFqCEVDT0xJR0hUcghWTFg0MFRCUXoKCNWCARIENzkwOAoyCM-mARICNDIYiBgglSIopISEAzCiiIQDOFZAAVgBaghFQ09MSUdIVHIIVkxYNDBUQlEKNAjPpgESAzcwMxiVIiCIkAEopoqEAzCAi4QDOFZAAVgBaghFQ09MSUdIVHIIVkxYNDBUQlEKmQEKMQjPpgESAzcwNBiIkAEglSIorbiEAzCRuYQDOFFAAFgBagVCQVNJQ3IIUUxXNDBUQlEKMQjBhgESAzg4NxiVIiCYzgEov8GEAzDqxYQDOFFAAVgBagVCQVNJQ3IIUUxXNDBUQlEKMQjBhgESAzU0MxiYzgEgkgEo0siEAzCYy4QDOFFAAVgBagVCQVNJQ3IIUUxXNDBUQlESCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAB) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,144 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2143.86&airProductToken=AQqsAQpACM-mARIENzkwOBiSASCIGCiKgYQDMLyDhAM4TEAAWAFqCEVDT0xJR0hUcghMTEE4NkRCUXoKCNWCARIENzkwOAoyCM-mARICNDIYiBgglSIopISEAzCiiIQDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKNAjPpgESAzcwMxiVIiCIkAEopoqEAzCAi4QDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlESCggCEAEYAioCT1MYASIECAEQASgCKAMoBDAL) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,163 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2162.06&airProductToken=AQqsAQpACM-mARIENzkwOBiSASCIGCiKgYQDMLyDhAM4TEAAWAFqCEVDT0xJR0hUcghMTEE4NkRCUXoKCNWCARIENzkwOAoyCM-mARICNDIYiBgglSIopISEAzCiiIQDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKNAjPpgESAzcwMxiVIiCIkAEopoqEAzCAi4QDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlESCggCEAEYAioCT1MYASIECAEQASgCKAMoBDAL) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,173 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2172.06&airProductToken=AQqsAQpACM-mARIENzkwOBiSASCIGCiKgYQDMLyDhAM4TEAAWAFqCEVDT0xJR0hUcghMTEE4NkRCUXoKCNWCARIENzkwOAoyCM-mARICNDIYiBgglSIopISEAzCiiIQDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKNAjPpgESAzcwMxiVIiCIkAEopoqEAzCAi4QDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlESCggCEAEYAioCT1MYASIECAEQASgCKAMoBDAL) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,174 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2173.36&airProductToken=AQqsAQpACM-mARIENzkwOBiSASCIGCiKgYQDMLyDhAM4TEAAWAFqCEVDT0xJR0hUcghMTEE4NkRCUXoKCNWCARIENzkwOAoyCM-mARICNDIYiBgglSIopISEAzCiiIQDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKNAjPpgESAzcwMxiVIiCIkAEopoqEAzCAi4QDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlESCggCEAEYAioCT1MYASIECAEQASgCKAMoBDAL) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,186 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2185.16&airProductToken=AQqsAQpACM-mARIENzkwOBiSASCIGCiKgYQDMLyDhAM4VkAAWAFqCEVDT0xJR0hUcghWTFg0MFRCUXoKCNWCARIENzkwOAoyCM-mARICNDIYiBgglSIopISEAzCiiIQDOFZAAVgBaghFQ09MSUdIVHIIVkxYNDBUQlEKNAjPpgESAzcwMxiVIiCIkAEopoqEAzCAi4QDOFZAAVgBaghFQ09MSUdIVHIIVkxYNDBUQlEKrAEKNAjPpgESAzcwNBiIkAEglSIorbiEAzCRuYQDOFFAAFgBaghFQ09MSUdIVHIIUUxXNDBUQlEKMgjPpgESAjQxGJUiIIgYKL_BhAMwnMaEAzhRQAFYAWoIRUNPTElHSFRyCFFMVzQwVEJRCkAIz6YBEgQ3OTA3GIgYIJIBKN_HhAMwycqEAzhRQAFYAWoIRUNPTElHSFRyCFFMVzQwVEJRegoI1YIBEgQxMTU5EgoIARABGAEqAk9TGAEiBAgBEAEoAigDKAQwCw) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,193 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2192.66&airProductToken=AQqsAQpACM-mARIENzkwOBiSASCIGCiKgYQDMLyDhAM4TEAAWAFqCEVDT0xJR0hUcghMTEE4NkRCUXoKCNWCARIENzkwOAoyCM-mARICNDIYiBgglSIopISEAzCiiIQDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKNAjPpgESAzcwMxiVIiCIkAEopoqEAzCAi4QDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlESCggCEAEYAioCT1MYASIECAEQASgCKAMoBDAL) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,474 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2473.66&airProductToken=AQqRAQouCNSWARIDMjA0GJIBIMicASiUhoQDMOSLhAM4RUAAWAFqAlJTcghFTFYzUFhPVwovCNSWARIEMTA0NRjInAEg7nwo4YyEAzCxjYQDOEVAAVgBagJSU3IIRUxWM1BYT1cKLgjSngESAzcwORjufCCIkAEopI6EAzDqjoQDOFFAAVgBagJSU3IIRUxWM1BYT1cSCggBEAEYASoCVEsYASIECAEQASgCKAQoBjAB) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,515 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2515.00&airProductToken=AQqRAQouCNSWARIDMjA0GJIBIMicASiUhoQDMOSLhAM4RUAAWAFqAlJTcghFTFYzUFhPVwovCNSWARIEMTA0NRjInAEg7nwo4YyEAzCxjYQDOEVAAVgBagJSU3IIRUxWM1BYT1cKLgjSngESAzcwORjufCCIkAEopI6EAzDqjoQDOFFAAVgBagJSU3IIRUxWM1BYT1cSCggBEAEYASoCVEsYASIECAEQASgCKAQoBjAB) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,519 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2518.66&airProductToken=AQqRAQouCNSWARIDMjA0GJIBIMicASiUhoQDMOSLhAM4RUAAWAFqAlJTcghFTFYzUFhPVwovCNSWARIEMTA0NRjInAEg7nwo4YyEAzCxjYQDOEVAAVgBagJSU3IIRUxWM1BYT1cKLgjSngESAzcwORjufCCIkAEopI6EAzDqjoQDOFFAAVgBagJSU3IIRUxWM1BYT1cSCggBEAEYASoCVEsYASIECAEQASgCKAQoBjAB) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Sun, Feb 1 - Fri, Feb 6 SEA Seattle IAS Iasi CA $2,547 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:IAS,departure:01/02/2026TANYT&leg2=from:IAS,to:SEA,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2546.86&airProductToken=AQqRAQouCNSWARIDMjA0GJIBIMicASiUhoQDMOSLhAM4RUAAWAFqAlJTcghFTFYzUFhPVwovCNSWARIEMTA0NRjInAEg7nwo4YyEAzCxjYQDOEVAAVgBagJSU3IIRUxWM1BYT1cKLgjSngESAzcwORjufCCIkAEopI6EAzDqjoQDOFFAAVgBagJSU3IIRUxWM1BYT1cSCggBEAEYASoCVEsYASIECAEQASgCKAQoBjAB) ## Frequently asked questions ### How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Iași Intl. Airport? ### Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Iasi Airport (IAS)? ### How do I find cheap flights from SEA to Iasi Airport (IAS) that have flexible change policies? ### How far is the flight from Sea-Tac Airport to IAS? ### Which airlines fly direct from Sea-Tac Airport to Iași Intl. Airport? ### Are SEA to Iași Intl. Airport flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | Seattle - Tacoma Intl. | | ------------------- | ---------------------- | | Destination airport | Iasi | | Roundtrip price | CA $938 | | Distance | 9043 km | ## Book with confidence # Seattle to Iasi Flights **The easy way to book your flights from Seattle to Iasi** With Expedia, it’s simple to find and book flights to Iasi from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 14 airlines that cover this route. There are nonstop flights to Iasi, 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 Iasi today, tomorrow, or this week. **Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Iasi, IAS** Sort your search results by price to find great deals on your flight from Seattle to Iasi—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Iasi from Seattle currently is just CA $939 rising to CA $2,547\. Here are more money-saving tips: - Fly in February when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Iasi - 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 Iasi 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 Iasi with Expedia today. \*Available to Expedia members.