$398+ Cheap flights from Killeen (GRK) to Houston
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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — HOU
Jun 4 — Jun 111
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Killeen to Houston
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Best
Last-minute
One-way
Cheapest flights from Killeen to HoustonExplore the most affordable flight options available from Killeen to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 5, 2026.
Explore the most affordable flight options available from Killeen to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 5, 2026.
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Thu 6/117:21 pm
GRK
- IAH
1 stop3h 07m
American Airlines
Sun 6/149:29 am
IAH
- GRK
1 stop5h 08m
American Airlines
Deal found 5/1![American Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 5/2. 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 5/2112:54 pm
GRK
- IAH
1 stop5h 11m
American Airlines
Tue 5/266:02 am
IAH
- GRK
1 stop3h 32m
American Airlines
Deal found 5/2![American Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 5/2. 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 5/213:07 pm
GRK
- HOU
1 stop4h 44m
American Airlines
Tue 5/268:23 pm
HOU
- GRK
1 stop3h 15m
American Airlines
Deal found 5/2![American Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 5/1. 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 5/155:00 am
GRK
- HOU
1 stop4h 26m
American Airlines
Mon 5/186:01 am
HOU
- GRK
1 stop3h 34m
American Airlines
Deal found 5/1![American Airlines logo]()
$459
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/810:05 am
GRK
- IAH
1 stop5h 46m
American Airlines
Sat 5/96:09 pm
IAH
- GRK
1 stop5h 37m
American Airlines
Deal found 5/4![American Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/811:58 am
GRK
- HOU
1 stop3h 51m
American Airlines
Sat 5/912:42 pm
HOU
- GRK
1 stop6h 01m
American Airlines
Deal found 5/4![American Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/95:00 am
GRK
- IAH
1 stop4h 44m
American Airlines
Sat 5/96:09 pm
IAH
- GRK
1 stop3h 43m
American Airlines
Deal found 5/4![American Airlines logo]()
$795
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/910:05 am
GRK
- HOU
1 stop5h 44m
American Airlines
Sat 5/98:21 pm
HOU
- GRK
1 stop3h 25m
American Airlines
Deal found 5/4![American Airlines logo]()
$795
This American Airlines deal was found by Cheapflights users on 5/2. 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 5/1010:05 am
GRK
- IAH
1 stop3h 10m
American Airlines
Wed 5/134:42 pm
IAH
- GRK
1 stop5h 10m
American Airlines
Deal found 5/2![American Airlines logo]()
$820
Best flights from Killeen to HoustonDiscover carefully curated flight deals from Killeen to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 5, 2026.
Discover carefully curated flight deals from Killeen to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 5, 2026.
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Thu 6/117:21 pm
GRK
- IAH
1 stop3h 07m
American Airlines
Sun 6/149:29 am
IAH
- GRK
1 stop5h 08m
American Airlines
Deal found 5/1![American Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 5/2. 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 5/2112:54 pm
GRK
- IAH
1 stop5h 11m
American Airlines
Tue 5/266:02 am
IAH
- GRK
1 stop3h 32m
American Airlines
Deal found 5/2![American Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 5/2. 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 5/213:07 pm
GRK
- HOU
1 stop4h 44m
American Airlines
Tue 5/268:23 pm
HOU
- GRK
1 stop3h 15m
American Airlines
Deal found 5/2![American Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 5/1. 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 5/155:00 am
GRK
- HOU
1 stop4h 26m
American Airlines
Mon 5/186:01 am
HOU
- GRK
1 stop3h 34m
American Airlines
Deal found 5/1![American Airlines logo]()
$459
Last-minute flights from Killeen to HoustonDiscover last-minute flight deals from Killeen to Houston. Data last updated May 5, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to Houston. Data last updated May 5, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/810:05 am
GRK
- IAH
1 stop5h 46m
American Airlines
Sat 5/96:09 pm
IAH
- GRK
1 stop5h 37m
American Airlines
Deal found 5/4![American Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/811:58 am
GRK
- HOU
1 stop3h 51m
American Airlines
Sat 5/912:42 pm
HOU
- GRK
1 stop6h 01m
American Airlines
Deal found 5/4![American Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/95:00 am
GRK
- IAH
1 stop4h 44m
American Airlines
Sat 5/96:09 pm
IAH
- GRK
1 stop3h 43m
American Airlines
Deal found 5/4![American Airlines logo]()
$795
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/910:05 am
GRK
- HOU
1 stop5h 44m
American Airlines
Sat 5/98:21 pm
HOU
- GRK
1 stop3h 25m
American Airlines
Deal found 5/4![American Airlines logo]()
$795
This American Airlines deal was found by Cheapflights users on 5/2. 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 5/1010:05 am
GRK
- IAH
1 stop3h 10m
American Airlines
Wed 5/134:42 pm
IAH
- GRK
1 stop5h 10m
American Airlines
Deal found 5/2![American Airlines logo]()
$820
This American Airlines deal was found by Cheapflights users on 5/1. 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 5/155:00 am
GRK
- HOU
1 stop4h 26m
American Airlines
Mon 5/186:01 am
HOU
- GRK
1 stop3h 34m
American Airlines
Deal found 5/1![American Airlines logo]()
$459
This American Airlines deal was found by Cheapflights users on 5/2. 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 5/2112:54 pm
GRK
- IAH
1 stop5h 11m
American Airlines
Tue 5/266:02 am
IAH
- GRK
1 stop3h 32m
American Airlines
Deal found 5/2![American Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 5/2. 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 5/213:07 pm
GRK
- HOU
1 stop4h 44m
American Airlines
Tue 5/268:23 pm
HOU
- GRK
1 stop3h 15m
American Airlines
Deal found 5/2![American Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Thu 6/117:21 pm
GRK
- IAH
1 stop3h 07m
American Airlines
Sun 6/149:29 am
IAH
- GRK
1 stop5h 08m
American Airlines
Deal found 5/1![American Airlines logo]()
$419
One-way flights from Killeen to HoustonSearch for one-way flight options from Killeen to Houston. Find affordable one-way fares based on user searches. Data last updated May 5, 2026.
Search for one-way flight options from Killeen to Houston. Find affordable one-way fares based on user searches. Data last updated May 5, 2026.
This American Airlines deal was found by Cheapflights users on 4/30. 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 6/312:54 pm
GRK
- IAH
1 stop6h 08m
American Airlines
Deal found 4/30![American Airlines logo]()
$398
This American Airlines deal was found by Cheapflights users on 5/1. 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 5/157:13 pm
GRK
- HOU
1 stop4h 41m
American Airlines
Deal found 5/1![American Airlines logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/33:07 pm
GRK
- IAH
3 stops31h 33m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$768
Find flight deals from Killeen to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Houston (HO1). 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 May 5, 2026.
Round-trip from | $419 (American Airlines) |
|---|---|
One-way from | $398 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Killeen to Houston 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 May 5, 2026.
Use the filters below to find and compare flights from Killeen to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KilleenHouston
GRK - IAH
GRKIAH
Killeen Fort Hood Regional
Thu 6/11
7:21 pm-10:28 pm
1 stop3h 07m
Houston George Bush Intcntl
Sun 6/14
9:29 am-2:37 pm
1 stop5h 08m
$419
KilleenHouston
GRK - IAH
GRKIAH
Killeen Fort Hood Regional
Thu 5/21
12:54 pm-6:05 pm
1 stop5h 11m
Houston George Bush Intcntl
Tue 5/26
6:02 am-9:34 am
1 stop3h 32m
$424
Quickest round-trip
KilleenHouston
GRK - HOU
GRKHOU
Killeen Fort Hood Regional
Thu 5/21
3:07 pm-7:51 pm
1 stop4h 44m
Houston Hobby
Tue 5/26
8:23 pm-11:38 pm
1 stop3h 15m
$424
KilleenHouston
GRK - HOU
GRKHOU
Killeen Fort Hood Regional
Fri 5/15
5:00 am-9:26 am
1 stop4h 26m
Houston Hobby
Mon 5/18
6:01 am-9:35 am
1 stop3h 34m
$459
Cheapest one-way
KilleenHouston
GRK - IAH
GRKIAH
Killeen Fort Hood Regional
Wed 6/3
5:00 am-10:53 am
1 stop5h 53m
$398
Quickest one-way
KilleenHouston
GRK - HOU
GRKHOU
Killeen Fort Hood Regional
Fri 5/15
7:13 pm-11:54 pm
1 stop4h 41m
$423
KilleenHouston
GRK - IAH
GRKIAH
Killeen Fort Hood Regional
Wed 6/3
3:07 pm-10:40 pm
3 stops31h 33m
$768
Sorted by cheapest first
Best time to book a flight from Killeen to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Killeen with our price prediction graph.
GRK-HO1
GRK-IAH
GRK-HOU
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 Killeen to Houston
GRK-HO1
GRK-IAH
GRK-HOU
No data available for this route at this time. Please check back soon.
Related info for your journey
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