Title: Cheap Flights from Killeen to Seattle (GRK to SEA) - Expedia.co.uk ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Killeen (GRK) to Seattle (SEA) - [Return](?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 Killeen, TX (GRK-Killeen-Fort Hood Regional) to Seattle-Tacoma International Airport (SEA) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:grk,to:sea,departure:17/11/2025TANYT&leg2=from:sea,to:grk,departure:24/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:grk,to:sea,departure:17/11/2025TANYT&leg2=from:sea,to:grk,departure:24/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![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 25% 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.co.uk/login) ## Frequently asked questions ### How much is a flight from Killeen-Fort Hood Regional Airport to Seattle - Tacoma Intl. Airport (SEA)? > If you're travelling from Killeen-Fort Hood Regional Airport (GRK) to SEA, round-trip flights start from . This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal pass you by. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Killeen-Fort Hood Regional Airport (GRK) to Seattle - Tacoma Intl. Airport (SEA)? > We understand that life can throw the odd curveball, so we've made it as simple as possible for you to cancel your trip online. Just head to the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033) and follow the instructions. ### How do I find cheap flights from GRK to SEA that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Killeen-Fort Hood Regional Airport to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from Killeen-Fort Hood Regional Airport to Seattle - Tacoma Intl. Airport (SEA)? > You'll be in the air for a while, as the flight distance from Killeen to SeaTac is 2,800 kilometres. Put together a playlist of your favourite songs before leaving home to stay entertained during your trip. ### Which airlines fly direct from Killeen-Fort Hood Regional Airport (GRK) to Sea-Tac Airport? > Unfortunately, there are no airlines that fly directly between Killeen-Fort Hood Regional Airport and Seattle - Tacoma Intl. Airport (SEA). You'll need to book a flight with at least one stop. ### Are GRK to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute? > Booking last minute from Killeen-Fort Hood Regional Airport (GRK) to SEA can be hit-or-miss. You might be lucky and score a bargain, but then again, you could miss out altogether! If you'd rather play it safe and start planning your trip early, Expedia compares flight deals up to a year in advance. Just remember that not all airlines publish their prices so far in advance. Our suggestion? Check back often as updates are made frequently. ## Travel information | Origin airport | Killeen-Fort Hood Regional | | --- | --- | | Destination airport | Seattle - Tacoma Intl. | | Distance | 2748 km | ## Book with confidence ### Compare flights from Killeen to Seattle easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Killeen to Seattle. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Seattle - Tacoma Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Killeen-Fort Hood Regional to Seattle - Tacoma Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Killeen-Fort Hood Regional (GRK) to Seattle - Tacoma Intl. (SEA) The easiest way to view the best deals on flights from Killeen to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Killeen-Fort Hood Regional to Seattle - Tacoma Intl. start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Killeen and Seattle - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Killeen to Seattle flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Killeen-Fort Hood Regional to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. 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