Title: Cheap Flights from Seattle (SEA) to Treasure Cay (TCB) - Expedia.ca ![Treasure Cay Marina Aerial View 2](https://images.trvl-media.com/place/3387/700ce4bf-95a4-44f9-b674-81b10e40b447.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3387/700ce4bf-95a4-44f9-b674-81b10e40b447.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Seattle (SEA) to Treasure Cay (TCB) - [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 Treasure Cay (TCB) - ![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:tcb,departure:29/10/2025TANYT&leg2=from:tcb,to:sea,departure:05/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:tcb,departure:29/10/2025TANYT&leg2=from:tcb,to:sea,departure:05/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:tcb,departure:29/10/2025TANYT&leg2=from:tcb,to:sea,departure:05/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:tcb,departure:29/10/2025TANYT&leg2=from:tcb,to:sea,departure:05/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:tcb,departure:29/10/2025TANYT&leg2=from:tcb,to:sea,departure:05/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:tcb,departure:29/10/2025TANYT&leg2=from:tcb,to:sea,departure:05/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:tcb,departure:29/10/2025TANYT&leg2=from:tcb,to:sea,departure:05/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![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) ## Frequently asked questions ### How much is a flight from SEA to Treasure Cay Airport? > Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Sea-Tac Airport to Treasure Cay Airport (TCB) start from . Book ASAP to score the best price for your next big adventure. 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 TCB? > This can differ from airline to airline, as each one has its own set of terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where you'll find easy instructions on how to cancel your flight online. ### How do I find cheap flights from SEA to TCB that have flexible change policies? > Many airlines offer the option to move your flight without a change fee. All you pay is the cost difference between the two flights. When searching for Sea-Tac Airport to Treasure Cay Airport flights, you'll see a "No change fees" box for you to tick. ### How far is the flight from Sea-Tac Airport to TCB? > SeaTac to Treasure Cay is around 4,500 kilometres, so be prepared to spend quite a while in the air. Don't forget to pack all the essentials, from your hoodie to your headphones. Toss in a couple of snacks to munch on throughout your flight too. ### Which airlines fly direct from Sea-Tac Airport to Treasure Cay Airport? > At the moment, no airlines offer direct flights from Sea-Tac Airport to Treasure Cay Airport. You'll need to book a flight with at least one stop. To get the best price and connections, lock in your fare well ahead of time. ### Are Sea-Tac Airport to Treasure Cay Airport flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Sea-Tac Airport to TCB at the last minute could save you some cash. However, it might cost you a whole lot more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time. ## Travel information | Origin airport | Seattle - Tacoma Intl. | | --- | --- | | Destination airport | Treasure Cay | | Distance | 4489 km | ## Book with confidence ### Seattle to Treasure Cay Flights **The easy way to book your flights from Seattle to Treasure Cay**  With Expedia, it’s simple to find and book flights to Treasure Cay from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Treasure Cay, 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 Treasure Cay today, tomorrow, or this week.   **Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Treasure Cay, TCB**  Sort your search results by price to find great deals on your flight from Seattle to Treasure Cay—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Treasure Cay from Seattle currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Treasure Cay   - 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 Treasure Cay 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 Treasure Cay with Expedia today. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - [Cooper's Town Hotels](https://www.expedia.ca/Coopers-Town-Hotels.d11597.Travel-Guide-Hotels) - [Spanish Cay Hotels](https://www.expedia.ca/Spanish-Cay-Hotels.d6344186.Travel-Guide-Hotels) - [Treasure Cay Hotels](https://www.expedia.ca/Treasure-Cay-Hotels.d3387.Travel-Guide-Hotels) - [Flights to Cooper's Town](https://www.expedia.ca/Cheap-Flights-To-Coopers-Town.d11597.Travel-Guide-Flights) - [Flights to Treasure Cay](https://www.expedia.ca/Cheap-Flights-To-Treasure-Cay.d3387.Travel-Guide-Flights) - [Visit Cooper's Town](https://www.expedia.ca/Coopers-Town.dx11597) - [Treasure Cay Vacations](https://www.expedia.ca/Treasure-Cay.d3387.Destination-Travel-Guides) - [Visit Treasure Cay](https://www.expedia.ca/Treasure-Cay.dx3387) - [Car rentals near Treasure Cay Marina](https://www.expedia.ca/Car-Rentals-In-Treasure-Cay-Marina.d553248635975094849.Car-Rental-Guide) - [Car rental Treasure Cay](https://www.expedia.ca/Car-Rentals-In-Treasure-Cay.d3387.Car-Rental-Guide) - [Treasure Cay Vacation Rentals](https://www.expedia.ca/Treasure-Cay-Vacation-Rentals.d3387.Travel-Guide-VacationRentals) \*Available to Expedia members.