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George Bush Intcntl

$436+ Cheap flights from Gatwick (LGW) to George Bush Intcntl (IAH)

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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — IAH
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from Gatwick to George Bush Intcntl

Cheapest flights from Gatwick to George Bush Intcntl
Explore the most affordable flight options available from Gatwick to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Mon 3/162:00 pm
LGW
-
IAH
1 stop25h 18m
Multiple Airlines
Tue 4/711:15 am
IAH
-
LGW
1 stop16h 45m
Multiple Airlines
Deal found 2/20$720
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Sat 3/78:30 am
LGW
-
IAH
2 stops21h 29m
Multiple Airlines
Tue 3/177:19 pm
IAH
-
LGW
1 stop29h 41m
Multiple Airlines
Deal found 2/20$722
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Mon 3/22:00 pm
LGW
-
IAH
1 stop35h 04m
Multiple Airlines
Fri 3/134:30 pm
IAH
-
LGW
1 stop12h 30m
Multiple Airlines
Deal found 2/17$725
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Tue 9/12:00 pm
LGW
-
IAH
1 stop14h 19m
Multiple Airlines
Tue 9/2212:55 pm
IAH
-
LGW
2 stops17h 45m
Multiple Airlines
Deal found 2/19$728
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Thu 3/122:00 pm
LGW
-
IAH
2 stops26h 45m
Multiple Airlines
Sat 3/218:19 am
IAH
-
LGW
1 stop20h 46m
Multiple Airlines
Deal found 2/18$731
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Thu 3/122:00 pm
LGW
-
IAH
1 stop25h 18m
Multiple Airlines
Thu 3/199:15 pm
IAH
-
LGW
1 stop31h 45m
Multiple Airlines
Deal found 2/19$732
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Thu 4/161:05 pm
LGW
-
IAH
2 stops24h 54m
Multiple Airlines
Fri 4/247:05 am
IAH
-
LGW
1 stop17h 15m
Multiple Airlines
Deal found 2/20$733
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Sun 3/81:00 pm
LGW
-
IAH
2 stops31h 41m
Multiple Airlines
Tue 3/2412:46 pm
IAH
-
LGW
1 stop16h 14m
Multiple Airlines
Deal found 2/18$734
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Fri 5/82:00 pm
LGW
-
IAH
1 stop24h 38m
Multiple Airlines
Mon 5/187:05 am
IAH
-
LGW
2 stops22h 40m
Multiple Airlines
Deal found 2/19$737
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:40 pm
LGW
-
IAH
3 stops35h 07m
Multiple Airlines
Mon 4/279:26 am
IAH
-
LGW
3 stops23h 14m
Multiple Airlines
Deal found 2/19$738
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Sun 3/81:00 pm
LGW
-
IAH
2 stops27h 45m
Multiple Airlines
Wed 3/254:11 pm
IAH
-
LGW
1 stop12h 49m
Multiple Airlines
Deal found 2/18$739

Find flight deals from Gatwick to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) 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 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$720
(Kiwi.com)

One-way from

$436
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$905
Provider with most accurate pricing for London Gatwick-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for London Gatwick-Houston George Bush Intcntl flights.
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From London Gatwick to Houston George Bush Intcntl
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One-way flight from London Gatwick to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gatwick 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 21, 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Houston George Bush Intcntl Airport that are best for you.

Fly from

Gatwick

Fly to

George Bush Intcntl

Route

Depart

Return

Price

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 3/8

1:00 pm-3:41 pm

2 stops31h 41m

Houston George Bush Intcntl

Tue 3/24

12:46 pm-10:00 am

1 stop16h 14m

$734

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 4/13

2:00 pm-8:38 am

1 stop24h 38m

Houston George Bush Intcntl

Mon 4/27

6:38 pm-4:45 pm

2 stops40h 07m

$756

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 3/12

2:00 pm-11:45 am

2 stops26h 45m

Houston George Bush Intcntl

Tue 3/24

12:46 pm-10:00 am

1 stop16h 14m

$765

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 3/17

10:40 am-8:46 am

2 stops27h 06m

Houston George Bush Intcntl

Tue 3/24

11:19 am-10:00 am

2 stops17h 41m

$812

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 3/19

8:30 am-11:49 pm

2 stops20h 19m

Houston George Bush Intcntl

Thu 3/26

1:42 pm-10:00 am

1 stop15h 18m

$826

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 3/18

1:00 pm-3:27 pm

1 stop31h 27m

Houston George Bush Intcntl

Wed 3/25

9:15 pm-10:00 am

1 stop31h 45m

$827

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 5/7

1:05 pm-8:08 am

2 stops25h 03m

Houston George Bush Intcntl

Mon 5/11

9:32 am-10:00 am

1 stop18h 28m

$859

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 3/3

8:30 am-11:59 pm

2 stops21h 29m

Houston George Bush Intcntl

Fri 3/13

4:30 pm-10:00 am

1 stop12h 30m

$890

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 5/26

12:20 pm-2:40 pm

1 stop32h 20m

Houston George Bush Intcntl

Fri 6/5

3:35 pm-9:35 am

1 stop12h 00m

$893

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sat 5/9

2:00 pm-10:30 pm

1 stop14h 30m

Houston George Bush Intcntl

Thu 5/21

6:03 pm-10:00 am

1 stop33h 57m

$903

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 19 results
1
2
  • Most accurate provider: When it comes to deals on London Gatwick Airport-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 London Gatwick Airport-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Gatwick Airport-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Gatwick Airport-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 London Gatwick Airport-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 Gatwick to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Gatwick 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.

Related info for your journey

Find useful and relevant information for your journey from Gatwick 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.

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

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

  • How can I find direct flights from Gatwick 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 Gatwick to George Bush Intcntl.

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

    Yes. Cheapflights offers flight deals from Gatwick 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.

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
The Woodlands
Spring
Katy
Humble
Tomball
Conroe
Jersey Village
Cypress

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Alternative routes for Gatwick to George Bush Intcntl

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