HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$349+ Cheap flights from Killeen (GRK) to George Bush Intcntl (IAH)

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — IAH
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Killeen to George Bush Intcntl with Cheapflights

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 George Bush Intcntl

Cheapest flights from Killeen to George Bush Intcntl
Explore the most affordable flight options available from Killeen to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This American Airlines deal was found by Cheapflights users on 2/3. 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.
Sat 4/117:09 pm
GRK
-
IAH
1 stop4h 50m
American Airlines
Sat 4/186:00 am
IAH
-
GRK
1 stop3h 35m
American Airlines
Deal found 2/3$349
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Fri 2/207:00 am
GRK
-
IAH
1 stop4h 31m
American Airlines
Sun 2/225:00 am
IAH
-
GRK
1 stop4h 45m
American Airlines
Deal found 2/3$419

Find flight deals from Killeen to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to George Bush Intcntl (IAH). 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 February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(American Airlines)
Provider with most accurate pricing for Killeen Fort Hood Regional-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-Houston George Bush Intcntl flights.
Search Deals
From Killeen Fort Hood Regional to Houston George Bush Intcntl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to George Bush Intcntl 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 February 5, 2026.
Use the filters below to find and compare flights from Killeen to Houston George Bush Intcntl Airport that are best for you.

Fly from

Killeen

Fly to

George Bush Intcntl

Route

Depart

Return

Price

KilleenHouston

GRK - IAH

GRKIAH

Killeen Fort Hood Regional

Fri 4/10

11:58 am-3:51 pm

1 stop3h 53m

Houston George Bush Intcntl

Mon 4/13

7:59 pm-11:46 pm

1 stop3h 47m

$349

KilleenHouston

GRK - IAH

GRKIAH

Killeen Fort Hood Regional

Sat 4/11

7:09 pm-10:29 pm

1 stop3h 20m

Houston George Bush Intcntl

Sat 4/18

6:00 am-9:35 am

1 stop3h 35m

$349

KilleenHouston

GRK - IAH

GRKIAH

Killeen Fort Hood Regional

Fri 2/20

7:00 am-11:31 am

1 stop4h 31m

Houston George Bush Intcntl

Sun 2/22

5:00 am-9:45 am

1 stop4h 45m

$419

KilleenHouston

GRK - IAH

GRKIAH

Killeen Fort Hood Regional

Sat 5/30

7:24 pm-10:24 pm

1 stop3h 00m

$368

KilleenHouston

GRK - IAH

GRKIAH

Killeen Fort Hood Regional

Tue 3/3

10:15 am-3:42 pm

1 stop5h 27m

$368

KilleenHouston

GRK - IAH

GRKIAH

Killeen Fort Hood Regional

Mon 2/16

3:59 pm-8:21 pm

1 stop4h 22m

$390

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Compare providers for flights from Killeen to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Killeen to George Bush Intcntl in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Killeen-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Killeen-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Killeen-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Killeen-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Killeen-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Killeen to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Killeen 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 Killeen to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Killeen to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Killeen to Houston George Bush Intcntl Airport (average of $101). Flying from Killeen to Houston George Bush Intcntl Airport in January is currently the most expensive (average of $382). 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 Killeen to George Bush Intcntl. 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 from for flights from Killeen to Houston George Bush Intcntl?

    If you book a flight to Houston George Bush Intcntl from Killeen, you will be flying from Fort Hood Regional, which is the city’s only airport. Killeen Fort Hood Regional (GRK) is located 6.9 mi from the center of Killeen. There are 0 flights from Fort Hood Regional to Houston George Bush Intcntl per day from 0 different airlines.

  • How long is the flight from Killeen to Houston George Bush Intcntl Airport?

    Departing from Killeen to Houston George Bush Intcntl Airport will take you 3h 53m. Killeen and Houston George Bush Intcntl Airport are separated by a distance of 166 mi.

  • Can I find deals for flights from Killeen to George Bush Intcntl that include hotel bookings?

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

  • How can I find direct flights from Killeen to George Bush Intcntl?

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

  • Can I find deals for business class flights from Killeen to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Killeen to George Bush Intcntl 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 Killeen to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Killeen to Houston George Bush Intcntl Airport (average of $101). Flying from Killeen to Houston George Bush Intcntl Airport in January is currently the most expensive (average of $382). 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 Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Katy
The Woodlands
Tomball
Conroe
Humble
Jersey Village
Cypress

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.