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Cheap flights from Houston George Bush Intcntl Airport to London from £184

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to London departing on 21/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to London (IAH-LTN)

Cheap return flights

Logo
08:00 - 21:25IAH-LTN
31h 25m2 stops
Logo
18:10 - 21:17LTN-IAH
32h 07m3 stops
£563
Find Deal
Mon, 13 Oct - Sun, 26 Oct
Logo
15:35 - 18:10IAH-LTN
20h 35m2 stops
Logo
21:25 - 13:35LTN-IAH
22h 10m2 stops
£601
Find Deal
Wed, 1 Oct - Sat, 4 Oct
Logo
05:50 - 21:45IAH-LTN
33h 55m3 stops
Logo
19:20 - 21:07LTN-IAH
31h 47m3 stops
£609
Find Deal
Fri, 12 Sep - Fri, 19 Sep
Logo
07:21 - 08:35IAH-LTN
20h 14m2 stops
Logo
17:15 - 21:53LTN-IAH
34h 38m3 stops
£626
Find Deal
Mon, 27 Oct - Sun, 9 Nov
Logo
15:35 - 22:05IAH-LTN
24h 30m2 stops
Logo
08:40 - 07:55LTN-IAH
29h 15m3 stops
£632
Find Deal
Mon, 1 Sep - Sat, 13 Sep
Logo
09:08 - 08:35IAH-LTN
18h 27m3 stops
Logo
17:15 - 21:53LTN-IAH
34h 38m3 stops
£641
Find Deal
Mon, 27 Oct - Sun, 9 Nov
Logo
15:35 - 22:05IAH-LTN
24h 30m2 stops
Logo
19:45 - 21:07LTN-IAH
31h 22m3 stops
£674
Find Deal
Mon, 1 Sep - Tue, 16 Sep
Logo
14:25 - 18:05IAH-LTN
21h 40m2 stops
Logo
13:20 - 19:05LTN-IAH
35h 45m2 stops
£684
Find Deal
Wed, 1 Oct - Sat, 4 Oct
Logo
15:35 - 19:05IAH-LTN
21h 30m2 stops
Logo
18:55 - 15:35LTN-IAH
25h 40m2 stops
£696
Find Deal
Mon, 13 Oct - Sun, 26 Oct
Logo
15:35 - 15:45IAH-LTN
18h 10m2 stops
Logo
21:05 - 13:35LTN-IAH
22h 30m2 stops
£731
Find Deal
Fri, 26 Sep - Fri, 3 Oct

momondo Fare Finder

 
Customise your flight search to find flights from Houston George Bush Intcntl Airport to London Luton Airport 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, momondo users made 279,928 searches. Data last updated 22 August 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 13/10

08:00-21:25

2 stops31h 25m

London Luton

Sun 26/10

18:10-21:17

3 stops32h 07m

£563

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Wed 1/10

15:35-18:10

2 stops20h 35m

London Luton

Sat 4/10

21:25-13:35

2 stops22h 10m

£601

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Fri 12/9

05:50-21:45

3 stops33h 55m

London Luton

Fri 19/9

19:20-21:07

3 stops31h 47m

£609

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 27/10

07:21-08:35

2 stops20h 14m

London Luton

Sun 9/11

17:15-21:53

3 stops34h 38m

£626

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 1/9

15:35-22:05

2 stops24h 30m

London Luton

Sat 13/9

08:40-07:55

3 stops29h 15m

£632

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 27/10

09:08-08:35

3 stops18h 27m

London Luton

Sun 9/11

17:15-21:53

3 stops34h 38m

£641

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 1/9

15:35-22:05

2 stops24h 30m

London Luton

Tue 16/9

19:45-21:07

3 stops31h 22m

£674

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Wed 1/10

14:25-18:05

2 stops21h 40m

London Luton

Sat 4/10

13:20-19:05

2 stops35h 45m

£684

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 13/10

15:35-19:05

2 stops21h 30m

London Luton

Sun 26/10

18:55-15:35

2 stops25h 40m

£696

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Fri 26/9

15:35-15:45

2 stops18h 10m

London Luton

Fri 3/10

21:05-13:35

2 stops22h 30m

£731

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Houston George Bush Intcntl Airport to London Luton Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to London Luton Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Houston George Bush Intcntl Airport to London Luton Airport (IAH to LTN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to London Luton Airport

Direct flights

None
There are no direct flights from Houston George Bush Intcntl Airport to London Luton Airport. There are no popular flight routes from Houston George Bush Intcntl Airport to London Luton Airport.
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  • How far is Houston George Bush Intcntl to London Luton by plane?

    Houston George Bush Intcntl and London Luton are 4813.0 mi apart from one another. By plane, this route typically takes 18h 10m.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to London Luton Airport?

    Prices for flights from Houston George Bush Intcntl Airport to London Luton Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to London Luton Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to London Luton Airport.

  • What documentation or ID do you need to fly to London Luton Airport?

    The required travel and health documents for your London Luton Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Luton Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Houston George Bush Intcntl Airport to London Luton Airport?

    Confirm your travel details to search for the latest offers for flights from Houston George Bush Intcntl Airport to London Luton Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Houston George Bush Intcntl Airport to London Luton Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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Why use momondo?

Why should I use momondo to find a flight deal from Houston to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Houston.

Can I find flights from Houston to London with flexible booking policies on momondo?

Flights from Houston to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Houston to London?

momondo provides multiple filters to help you find the best flight to London from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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