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Killeen

$389+ Cheap flights from Houston to Killeen (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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GRK
Apr 5 — Apr 121
Sun 4/5
Sun 4/12
1 adult, Economy
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Cheap 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 March 6, 2026.

This American Airlines deal was found by Cheapflights users on 3/3. 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 4/26:00 am
IAH
-
GRK
1 stop3h 45m
American Airlines
Thu 4/911:58 am
GRK
-
IAH
1 stop5h 25m
American Airlines
Deal found 3/3$389
This American Airlines deal was found by Cheapflights users on 3/1. 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 3/136:22 pm
IAH
-
GRK
1 stop3h 41m
American Airlines
Sun 3/226:33 pm
GRK
-
IAH
1 stop5h 19m
American Airlines
Deal found 3/1$479
This American Airlines deal was found by Cheapflights users on 3/6. 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 3/265:00 am
IAH
-
GRK
1 stop4h 45m
American Airlines
Mon 3/306:33 pm
GRK
-
IAH
1 stop3h 58m
American Airlines
Deal found 3/6$499
This American Airlines deal was found by Cheapflights users on 3/6. 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 3/76:00 am
HOU
-
GRK
1 stop3h 45m
American Airlines
Sun 3/86:33 pm
GRK
-
HOU
1 stop5h 25m
American Airlines
Deal found 3/6$517
This American Airlines deal was found by Cheapflights users on 3/6. 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 3/76:00 am
IAH
-
GRK
1 stop3h 45m
American Airlines
Sun 3/83:59 pm
GRK
-
IAH
1 stop4h 11m
American Airlines
Deal found 3/6$517
This American Airlines deal was found by Cheapflights users on 3/3. 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 3/1212:18 pm
HOU
-
GRK
1 stop5h 45m
American Airlines
Sun 3/156:33 pm
GRK
-
HOU
1 stop5h 25m
American Airlines
Deal found 3/3$637
This American Airlines deal was found by Cheapflights users on 3/3. 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 3/126:00 am
IAH
-
GRK
1 stop3h 45m
American Airlines
Sun 3/156:33 pm
GRK
-
IAH
1 stop3h 58m
American Airlines
Deal found 3/3$667
This American Airlines deal was found by Cheapflights users on 3/5. 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 3/135:00 am
IAH
-
GRK
1 stop4h 45m
American Airlines
Sun 3/153:59 pm
GRK
-
IAH
1 stop4h 11m
American Airlines
Deal found 3/5$699
This American Airlines deal was found by Cheapflights users on 3/5. 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.
Sun 4/512:20 pm
IAH
-
GRK
1 stop5h 43m
American Airlines
Mon 4/63:59 pm
GRK
-
IAH
1 stop3h 04m
American Airlines
Deal found 3/5$805
This American Airlines deal was found by Cheapflights users on 3/3. 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.
Tue 3/106:00 am
HOU
-
GRK
1 stop3h 45m
American Airlines
Fri 3/1310:15 am
GRK
-
HOU
1 stop5h 35m
American Airlines
Deal found 3/3$810
This American Airlines deal was found by Cheapflights users on 3/3. 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.
Tue 3/106:00 am
IAH
-
GRK
1 stop5h 31m
American Airlines
Fri 3/136:33 pm
GRK
-
IAH
1 stop3h 58m
American Airlines
Deal found 3/3$810
This American Airlines deal was found by Cheapflights users on 3/6. 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 3/2612:18 pm
HOU
-
GRK
1 stop3h 11m
American Airlines
Mon 3/303:59 pm
GRK
-
HOU
1 stop3h 51m
American Airlines
Deal found 3/6$877

Find flight deals from Houston to Killeen

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 March 6, 2026.

Round-trip from

$389
(American Airlines)
From Houston to Killeen Fort Hood Regional
Search Deals

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 March 6, 2026.
Use the filters below to find and compare flights from Houston to Killeen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonKilleen

IAH - GRK

IAHGRK

Houston George Bush Intcntl

Thu 4/2

6:00 am-9:45 am

1 stop3h 45m

Killeen Fort Hood Regional

Thu 4/9

11:58 am-5:23 pm

1 stop5h 25m

$389

HoustonKilleen

IAH - GRK

IAHGRK

Houston George Bush Intcntl

Thu 3/26

5:00 am-9:45 am

1 stop4h 45m

Killeen Fort Hood Regional

Mon 3/30

6:33 pm-10:31 pm

1 stop3h 58m

$499

HoustonKilleen

IAH - GRK

IAHGRK

Houston George Bush Intcntl

Sun 4/5

12:20 pm-6:03 pm

1 stop5h 43m

Killeen Fort Hood Regional

Mon 4/6

3:59 pm-7:03 pm

1 stop3h 04m

$805
Quickest round-trip

HoustonKilleen

HOU - GRK

HOUGRK

Houston Hobby

Thu 3/26

12:18 pm-3:29 pm

1 stop3h 11m

Killeen Fort Hood Regional

Mon 3/30

3:59 pm-7:50 pm

1 stop3h 51m

$877
Cheapest one-way

HoustonKilleen

IAH - GRK

IAHGRK

Houston George Bush Intcntl

Thu 3/19

6:00 am-11:26 am

1 stop5h 26m

$400

HoustonKilleen

HOU - GRK

HOUGRK

Houston Hobby

Thu 3/12

12:18 pm-6:03 pm

1 stop5h 45m

$437
Quickest one-way

HoustonKilleen

IAH - GRK

IAHGRK

Houston George Bush Intcntl

Thu 3/12

2:09 pm-6:03 pm

1 stop3h 54m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Sorted by cheapest first

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, June is the cheapest month in which you can book a flight from Houston to Killeen (average of $77). Flying from Houston to Killeen in February is currently the most expensive (average of $346). 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.

  • How long is the flight from Houston to Killeen?

    There are many flights that can get you from Houston to Killeen in 3h 45m. Fly via American Airlines to get the fastest option. The distance between Houston and Killeen is about 166 mi.

  • 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, June is the cheapest month in which you can book a flight from Houston to Killeen (average of $77). Flying from Houston to Killeen in February is currently the most expensive (average of $346). 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

See prices for flight routes from nearby airports that may be better suited for you.
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