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Killeen

$338+ Cheap flights from Houston to Killeen (GRK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GRK
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Find flight deals from Houston to Killeen

Cheapest flights from Houston to Killeen
Explore the most affordable flight options available from Houston to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 9/176:00 amHOU - GRK
1 stop3h 47mAmerican Airlines
Wed 9/245:16 amGRK - HOU
1 stop3h 18mAmerican Airlines
Deal found 9/16$385
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 9/175:00 amIAH - GRK
1 stop6h 04mAmerican Airlines
Wed 9/2411:34 amGRK - IAH
1 stop5h 27mAmerican Airlines
Deal found 9/16$385
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 9/197:42 amIAH - GRK
1 stop3h 22mAmerican Airlines
Sun 9/2111:38 amGRK - IAH
1 stop6h 11mAmerican Airlines
Deal found 9/15$449

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 September 16, 2025.
Use the filters below to find and compare flights from Houston to Killeen that are best for you.

Fly from

Houston

Fly to

Killeen

Route

Depart

Return

Price

HoustonKilleen

HOU - GRK

HOUGRK

Houston Hobby

Sat 9/27

6:00 am-11:49 am

1 stop5h 49m

$338

HoustonKilleen

HOU - GRK

HOUGRK

Houston Hobby

Wed 10/1

4:28 pm-10:32 pm

1 stop6h 04m

$338

HoustonKilleen

HOU - GRK

HOUGRK

Houston Hobby

Tue 9/30

4:26 pm-10:32 pm

1 stop6h 06m

$338

HoustonKilleen

IAH - GRK

IAHGRK

Houston George Bush Intcntl

Wed 10/1

7:42 am-11:04 am

1 stop3h 22m

$338

HoustonKilleen

IAH - GRK

IAHGRK

Houston George Bush Intcntl

Sat 9/27

10:14 am-4:10 pm

1 stop5h 56m

$338

HoustonKilleen

IAH - GRK

IAHGRK

Houston George Bush Intcntl

Tue 9/30

10:14 am-4:10 pm

1 stop5h 56m

$338

HoustonKilleen

HOU - GRK

HOUGRK

Houston Hobby

Thu 10/2

8:32 pm-11:27 pm

1 stop2h 55m

$363

HoustonKilleen

HOU - GRK

HOUGRK

Houston Hobby

Mon 9/29

4:28 pm-10:32 pm

1 stop6h 04m

$363

HoustonKilleen

HOU - GRK

HOUGRK

Houston Hobby

Fri 10/3

6:00 am-9:47 am

1 stop3h 47m

$363

HoustonKilleen

IAH - GRK

IAHGRK

Houston George Bush Intcntl

Mon 9/29

5:00 am-11:04 am

1 stop6h 04m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 17 results
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Best time to book a flight from Houston to Killeen

Have a flexible travel schedule? Discover the best time to fly to Killeen from Houston 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 Houston to Killeen

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

Currently, January is the cheapest month in which you can book a flight from Houston to Killeen (average of $316). Flying from Houston 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.

Related info for your journey

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

  • What airport do you fly into for flights to Killeen from Houston?

    Most people fly into Killeen Fort Hood Regional (GRK) if they book a flight to Killeen from Houston. On average, Fort Hood Regional has 0 inbound flights from Houston per day from 0 airlines. Killeen Fort Hood Regional is conveniently located just 6.9 mi from Killeen’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston 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 Houston to Killeen?

    Currently, January is the cheapest month in which you can book a flight from Houston to Killeen (average of $316). Flying from Houston 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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Alternative routes for Houston to Killeen

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