In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 81.0 mm.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

What is the cheapest time of day to fly from LTN to IAH?

When flying from London Luton Airport to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

Yes. Cheapflights offers flight deals from Luton 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.

£422+ Cheap Flights from London Luton Airport to Houston George Bush Intcntl Airport

Cheap flight deals from Luton to George Bush Intcntl

Enter your travel dates to find the best prices.

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Cheapest flights from Luton to George Bush Intcntl
Explore the most affordable flight options available from Luton to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Thu 29/1021:45 -

1 stop24h 15m

Wed 11/1118:25 -

1 stop20h 40m

Deal found 24/9£591

Sun 27/920:50 -

2 stops24h 50m

Sun 4/1018:10 -

2 stops20h 00m

Deal found 22/9£598

Sun 1/1121:45 -

1 stop24h 15m

Mon 9/1118:25 -

1 stop20h 40m

Deal found 23/9£628

Thu 24/1221:45 -

1 stop24h 15m

Wed 30/1218:25 -

1 stop20h 40m

Deal found 24/9£672

Thu 5/1121:45 -

1 stop24h 15m

Fri 13/1118:25 -

1 stop20h 40m

Deal found 24/9£674

Mon 23/1107:20 -

2 stops20h 55m

Tue 8/1208:00 -

2 stops23h 50m

Deal found 21/9£691

Sun 20/1221:45 -

1 stop24h 15m

Wed 6/118:25 -

1 stop20h 40m

Deal found 22/9£721

Tue 24/1107:00 -

2 stops21h 15m

Thu 26/1108:00 -

2 stops26h 15m

Deal found 24/9£729

Mon 7/1207:20 -

2 stops20h 55m

Mon 28/1211:50 -

2 stops20h 35m

Deal found 25/9£730

Wed 18/1118:35 -

2 stops30h 30m

Thu 26/1114:55 -

2 stops23h 00m

Deal found 24/9£735

Fri 20/1107:45 -

3 stops30h 59m

Mon 23/1118:25 -

2 stops20h 25m

Deal found 25/9£739

Wed 2/1207:00 -

2 stops21h 15m

Mon 7/1218:25 -

2 stops20h 45m

Deal found 25/9£745

Find flight deals from Luton to George Bush Intcntl

Round-trip from	£591
One-way from	£422
Popular in	June
Cheapest in	February
Average price	£748

29/10-11/11
2 total stops
44h 55m total
London to Houston

Search Deals

9/11-31/12
2 total stops
20h 55m total
London to Houston

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£62 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 September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Luton Airport to Houston George Bush Intcntl Airport that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Thu 1/10

15:15-10:03

3 stops48h 48m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£487

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Wed 18/11

21:30-16:50

2 stops25h 20m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£506

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Wed 23/12

10:40-22:15

2 stops41h 35m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£508

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Sat 17/10

17:45-12:45

2 stops49h 00m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£532

Fastest return journey

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Wed 11/11

19:50-13:10

1 stop23h 20m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£545

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Thu 19/11

18:40-13:05

1 stop24h 25m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£546

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Thu 22/10

13:00-10:39

2 stops27h 39m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£549

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Thu 15/10

08:05-12:45

3 stops34h 40m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£557

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Sat 14/11

18:30-13:10

1 stop24h 40m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£568

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Thu 24/12

21:45-16:00

1 stop24h 15m

Houston George Bush Intcntl

Wed 30/12

18:25-21:05

1 stop20h 40m

£672

Flights are sorted by cheapest return flights first.

Deals found on 23/9

Showing 1-10 of 19 resultsSorted by cheapest first

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

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Luton with our price prediction graph.

LTN-IAH

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

Can I find deals for flights from Luton to George Bush Intcntl that include hotel bookings?
Yes. In addition to deals on Luton to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Luton 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 Luton to George Bush Intcntl.
Can I find deals for business class flights from Luton to George Bush Intcntl?
Yes. Cheapflights offers flight deals from Luton 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.

Browse thousands of different options on Cheapflights for your next trip

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Cheap flights from London Luton Airport to Houston George Bush Intcntl Airport from £422

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Luton to George Bush Intcntl

Cheapest flights from Luton to George Bush IntcntlExplore the most affordable flight options available from Luton to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Explore the most affordable flight options available from Luton to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Best flights from Luton to George Bush IntcntlDiscover carefully curated flight deals from Luton to George Bush Intcntl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Discover carefully curated flight deals from Luton to George Bush Intcntl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Last-minute flights from Luton to George Bush IntcntlDiscover last-minute flight deals from Luton to George Bush Intcntl. Data last updated 26 September 2026 and is based on user searches.

Discover last-minute flight deals from Luton to George Bush Intcntl. Data last updated 26 September 2026 and is based on user searches.

One-way flights from Luton to George Bush IntcntlSearch for one-way flight options from Luton to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.

Search for one-way flight options from Luton to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.

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

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Luton with our price prediction graph.

Related info for your journey

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Luton to George Bush Intcntl

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

Complete your trip

Complete your trip to George Bush Intcntl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Texas

Book a non-stop flight to one of these other cities located in Texas.

Search flights from Luton to George Bush Intcntl by cabin class

Find flights from Luton to George Bush Intcntl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to George Bush Intcntl

Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 September 2026.

Luton and George Bush Intcntl flights

Browse other Luton and George Bush Intcntl flight options. Last updated on 26 September 2026.

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Cheapest flights from Luton to George Bush Intcntl
Explore the most affordable flight options available from Luton to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Best flights from Luton to George Bush Intcntl
Discover carefully curated flight deals from Luton to George Bush Intcntl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Last-minute flights from Luton to George Bush Intcntl
Discover last-minute flight deals from Luton to George Bush Intcntl. Data last updated 26 September 2026 and is based on user searches.

One-way flights from Luton to George Bush Intcntl
Search for one-way flight options from Luton to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.