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Cheap flights from London Gatwick Airport to Houston George Bush Intcntl Airport from £306

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 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — IAH
15 Mar — 22 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to George Bush Intcntl

Enter your travel dates to find the best prices.

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 13 February 2026.

Sun 15/313:00
LGW
-
IAH
2 stops33h 13m
Multiple Airlines
Sat 21/311:16
IAH
-
LGW
1 stop17h 49m
Multiple Airlines
Deal found 11/2£531
Mon 16/311:55
LGW
-
IAH
3 stops32h 32m
Multiple Airlines
Mon 23/305:15
IAH
-
LGW
3 stops24h 40m
Multiple Airlines
Deal found 12/2£533
Fri 6/314:00
LGW
-
IAH
1 stop23h 29m
Multiple Airlines
Sat 11/705:50
IAH
-
LGW
1 stop18h 30m
Multiple Airlines
Deal found 11/2£533
Mon 2/314:00
LGW
-
IAH
1 stop27h 11m
Multiple Airlines
Mon 16/307:05
IAH
-
LGW
1 stop17h 55m
Multiple Airlines
Deal found 11/2£534
Thu 5/314:00
LGW
-
IAH
1 stop14h 41m
Multiple Airlines
Thu 16/705:50
IAH
-
LGW
1 stop18h 30m
Multiple Airlines
Deal found 11/2£536
Sat 30/514:00
LGW
-
IAH
1 stop14h 30m
Multiple Airlines
Mon 27/711:19
IAH
-
LGW
1 stop17h 36m
Multiple Airlines
Deal found 11/2£537
Thu 26/214:00
LGW
-
IAH
1 stop14h 41m
Multiple Airlines
Thu 3/905:50
IAH
-
LGW
1 stop18h 30m
Multiple Airlines
Deal found 11/2£538
Mon 2/314:00
LGW
-
IAH
1 stop27h 11m
Multiple Airlines
Thu 3/905:50
IAH
-
LGW
1 stop18h 30m
Multiple Airlines
Deal found 11/2£538
Thu 12/314:00
LGW
-
IAH
1 stop25h 18m
Multiple Airlines
Thu 19/321:15
IAH
-
LGW
1 stop31h 45m
Multiple Airlines
Deal found 12/2£541
Fri 6/314:00
LGW
-
IAH
1 stop23h 29m
Multiple Airlines
Thu 16/705:50
IAH
-
LGW
1 stop18h 30m
Multiple Airlines
Deal found 11/2£541
Mon 2/308:30
LGW
-
IAH
3 stops45h 29m
Multiple Airlines
Tue 24/311:19
IAH
-
LGW
2 stops17h 41m
Multiple Airlines
Deal found 10/2£542

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 13 February 2026.

Round-trip from

£531

One-way from

£306

Popular in

July

Cheapest in

September

Average price

£661
15/3-21/3
  • 15/3-21/3
  • 3 total stops
  • 51h 02m total
  • London to Houston
Search Deals
13/3
  • 13/3
  • 2 total stops
  • 38h 52m total
  • London to Houston
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 13 February 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

Thu 26/2

14:00-22:41

1 stop14h 41m

Houston George Bush Intcntl

Thu 5/3

12:16-10:00

1 stop15h 44m

£560

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 13/5

14:00-08:38

1 stop24h 38m

Houston George Bush Intcntl

Tue 19/5

07:05-06:20

1 stop17h 15m

£596

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 26/2

10:20-19:10

1 stop38h 50m

Houston George Bush Intcntl

Mon 2/3

21:05-09:20

1 stop30h 15m

£708

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 12/3

06:25-20:10

1 stop18h 45m

Houston George Bush Intcntl

Sun 22/3

15:55-22:35

1 stop25h 40m

£720

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 15/7

10:10-05:40

1 stop25h 30m

Houston George Bush Intcntl

Wed 5/8

11:19-10:55

1 stop17h 36m

£769

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 15/3

10:15-20:10

1 stop38h 55m

Houston George Bush Intcntl

Mon 23/3

22:05-22:30

1 stop19h 25m

£775

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 15/3

10:15-20:10

1 stop38h 55m

Houston George Bush Intcntl

Tue 24/3

22:05-22:35

1 stop19h 30m

£775

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 15/3

10:15-20:10

1 stop38h 55m

Houston George Bush Intcntl

Wed 25/3

15:55-16:10

1 stop19h 15m

£775

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 15/3

10:15-20:10

1 stop38h 55m

Houston George Bush Intcntl

Sun 22/3

15:55-16:10

1 stop19h 15m

£785

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 26/5

14:00-17:08

1 stop33h 08m

£310

Flights are sorted by cheapest return flights first.

Deals found on 10/2

Showing 1-10 of 19 results
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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 return 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.

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

    Departing from London Gatwick Airport to Houston George Bush Intcntl Airport will take you 38h 50m. The distance from London Gatwick Airport to Houston George Bush Intcntl Airport is about 4840 mi.

  • 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 holiday 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.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from Gatwick to George Bush Intcntl?

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Can Cheapflights find flights from Gatwick to George Bush Intcntl with no change fees?

Yes, we can. To see specific flights from Gatwick to George Bush Intcntl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Gatwick to George Bush Intcntl become cheaper?

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