Title: Cheap Flights from Ottawa (YOW) to Killeen (GRK) - Expedia.ca ![](https://images.trvl-media.com/place/1585/dac939f0-a5e8-4725-8c24-7c531fd0a333.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Ottawa (YOW) to Killeen (GRK) - [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 Ottawa International Airport (YOW) to Killeen, TX (GRK-Killeen-Fort Hood Regional) - ![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:yow,to:grk,departure:27/10/2025TANYT&leg2=from:grk,to:yow,departure:03/11/2025TANYT&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:yow,to:grk,departure:27/10/2025TANYT&leg2=from:grk,to:yow,departure:03/11/2025TANYT&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:yow,to:grk,departure:27/10/2025TANYT&leg2=from:grk,to:yow,departure:03/11/2025TANYT&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:yow,to:grk,departure:27/10/2025TANYT&leg2=from:grk,to:yow,departure:03/11/2025TANYT&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:yow,to:grk,departure:27/10/2025TANYT&leg2=from:grk,to:yow,departure:03/11/2025TANYT&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:yow,to:grk,departure:27/10/2025TANYT&leg2=from:grk,to:yow,departure:03/11/2025TANYT&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:yow,to:grk,departure:27/10/2025TANYT&leg2=from:grk,to:yow,departure:03/11/2025TANYT&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 Ottawa Intl. Airport to GRK? > The lowest price advertised for a round-trip flight from YOW to Killeen-Fort Hood Regional Airport (GRK) is . But you better move fast. This figure is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Ottawa Intl. Airport to Killeen-Fort Hood Regional Airport? > The majority of flights can be conveniently cancelled online, but whether you are charged a fee all comes down to your airline. If you do need to cancel your getaway, follow the instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from YOW to GRK that have flexible change policies? > Select our "No change fees" filter to find flexible ticketing options for your flight from Macdonald-Cartier Intl. Airport (YOW) to GRK. This allows you to lock in a great price ahead of time and still have the freedom to make changes without any additional fees. You'll just need to pay the difference in fare. ### How far is the flight from Macdonald-Cartier Intl. Airport (YOW) to Killeen-Fort Hood Regional Airport? > It's around 2,500 kilometres from Ottawa International Airport to Killeen-Fort Hood Regional Airport (GRK), so you'll be up in the air for a while. Keep yourself occupied by packing things like your e-reader or a gripping book. ### Which airlines fly direct from Ottawa Intl. Airport to Killeen-Fort Hood Regional Airport (GRK)? > Flying directly between Macdonald-Cartier Intl. Airport (YOW) and Killeen-Fort Hood Regional Airport isn't possible at this time. However, you'll still be able to find a flight to Killeen with at least one stop. ### Are Macdonald-Cartier Intl. Airport (YOW) to Killeen-Fort Hood Regional Airport flight tickets cheaper when they're purchased at the last minute? > It is possible to find an awesome last-minute deal from Ottawa International Airport to Killeen-Fort Hood Regional Airport, but there's no guarantee. As many airlines release prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can rest assured you're always seeing the latest offers. ## Travel information | Origin airport | Macdonald-Cartier Intl. | | --- | --- | | Destination airport | Killeen-Fort Hood Regional | | Distance | 2473 km | ## Book with confidence ### Ottawa to Killeen Flights **The easy way to book your flights from Ottawa to Killeen**  With Expedia, it’s simple to find and book flights to Killeen from Ottawa 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 Killeen-Fort Hood Regional, 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 Ottawa to Killeen today, tomorrow, or this week.   **Save dollars with cheap flights from Macdonald-Cartier Intl., YOW to Killeen-Fort Hood Regional, GRK**  Sort your search results by price to find great deals on your flight from Ottawa to Killeen—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Killeen from Ottawa 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 Killeen   - 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 Killeen from Ottawa**  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. 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