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Killeen

$319+ Cheap flights from Detroit to Killeen (DTT - GRK)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — GRK
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Detroit to Killeen

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Killeen (GRK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$319
(American Airlines)
From Detroit (DTT) to Killeen Fort Hood Regional
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Find flight deals from Detroit to Killeen

Cheapest flights from Detroit to Killeen
Explore the most affordable flight options available from Detroit to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/24:08 pmDTW - GRK
1 stop4h 35mAmerican Airlines
Sun 10/54:32 pmGRK - DTW
1 stop5h 01mAmerican Airlines
Deal found 8/13$319
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/114:09 pmDTW - GRK
1 stop6h 24mAmerican Airlines
Fri 10/1712:34 pmGRK - DTW
1 stop4h 59mAmerican Airlines
Deal found 8/14$368
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/167:00 amDTW - GRK
1 stop5h 41mAmerican Airlines
Mon 8/184:32 pmGRK - DTW
1 stop4h 52mAmerican Airlines
Deal found 8/12$460
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/287:00 amDTW - GRK
1 stop5h 40mAmerican Airlines
Sat 8/304:32 pmGRK - DTW
1 stop4h 52mAmerican Airlines
Deal found 8/14$507
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:44 pmDTW - GRK
1 stop6h 38mAmerican Airlines
Mon 8/184:32 pmGRK - DTW
1 stop4h 52mAmerican Airlines
Deal found 8/12$589

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Killeen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Detroit to Killeen that are best for you.

Fly from

Detroit

Fly to

Killeen

Route

Depart

Return

Price

DetroitKilleen

DTW - GRK

DTWGRK

Detroit Metropolitan Wayne County

Thu 10/2

4:08 pm-7:43 pm

1 stop4h 35m

Killeen Fort Hood Regional

Sun 10/5

4:32 pm-10:33 pm

1 stop5h 01m

$319

DetroitKilleen

DTW - GRK

DTWGRK

Detroit Metropolitan Wayne County

Fri 10/3

4:05 pm-10:32 pm

1 stop7h 27m

Killeen Fort Hood Regional

Mon 10/6

3:00 pm-10:32 pm

1 stop6h 32m

$319

DetroitKilleen

DTW - GRK

DTWGRK

Detroit Metropolitan Wayne County

Sat 10/11

4:09 pm-10:52 pm

1 stop7h 43m

Killeen Fort Hood Regional

Fri 10/17

12:34 pm-6:33 pm

1 stop4h 59m

$368

DetroitKilleen

DTW - GRK

DTWGRK

Detroit Metropolitan Wayne County

Thu 8/28

7:00 am-11:40 am

1 stop5h 40m

Killeen Fort Hood Regional

Sat 8/30

4:32 pm-10:24 pm

1 stop4h 52m

$507

DetroitKilleen

DTW - GRK

DTWGRK

Detroit Metropolitan Wayne County

Fri 9/12

4:05 pm-10:32 pm

1 stop7h 27m

$460

DetroitKilleen

DTW - GRK

DTWGRK

Detroit Metropolitan Wayne County

Fri 9/12

6:30 am-9:47 am

2 stops28h 17m

$462

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Best time to book a flight from Detroit to Killeen

Have a flexible travel schedule? Discover the best time to fly to Killeen from Detroit with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Killeen

What is the cheapest month to book a flight from Detroit to Killeen?

Currently, January is the cheapest month in which you can book a flight from Detroit to Killeen (average of $316). Flying from Detroit to Killeen in December is currently the most expensive (average of $468). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DTT to GRK?

Find hourly flight availability from Detroit to Killeen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

A simple way to save on the total cost of your ticket is to fly from Detroit to Killeen at noon. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Killeen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Detroit to Killeen round-trip?

    Our cheapest airline available from Detroit to Killeen is American Airlines. Our recent data shows that you can find tickets from as low as $258 on this airline.

  • Can I find deals for flights from Detroit to Killeen that include hotel bookings?

    Yes. In addition to deals on Detroit to Killeen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Killeen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Killeen.

  • Can I find deals for business class flights from Detroit to Killeen?

    Yes. Cheapflights offers flight deals from Detroit to Killeen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Detroit to Killeen?

    Currently, January is the cheapest month in which you can book a flight from Detroit to Killeen (average of $316). Flying from Detroit to Killeen in December is currently the most expensive (average of $468). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Killeen?

Book flights to Killeen if you plan to visit one of these locations
Temple
Copperas Cove

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Top airline flying from Detroit to Killeen

Discover the top airline that operate flights from Detroit to Killeen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$508FlexibilityNo cancel feeOn-time71%

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