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Cheap flights from Houston George Bush Intcntl Airport to London from $292

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 4/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Houston George Bush Intcntl Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:10 pm - 8:10 pm
IAH
-
LTN
27h 00m
2 stops
Multiple Airlines Logo
3:15 pm - 8:29 pm
LTN
-
IAH
35h 14m
3 stops
$629Multiple Airlines
Mon, Mar 16 - Tue, Mar 31
Multiple Airlines Logo
12:10 pm - 8:10 pm
IAH
-
LTN
27h 00m
2 stops
Multiple Airlines Logo
3:15 pm - 8:29 pm
LTN
-
IAH
35h 14m
3 stops
$639Multiple Airlines
Mon, Mar 23 - Tue, Mar 31
Multiple Airlines Logo
7:10 am - 8:10 pm
IAH
-
LTN
32h 00m
3 stops
Multiple Airlines Logo
3:15 pm - 8:29 pm
LTN
-
IAH
35h 14m
3 stops
$648Multiple Airlines
Mon, Mar 23 - Tue, Mar 31
Multiple Airlines Logo
10:00 am - 1:45 pm
IAH
-
LTN
21h 45m
2 stops
Multiple Airlines Logo
8:00 am - 10:51 pm
LTN
-
IAH
20h 51m
2 stops
$679Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
2:29 pm - 4:35 pm
IAH
-
LTN
20h 06m
3 stops
Multiple Airlines Logo
9:15 am - 1:55 pm
LTN
-
IAH
34h 40m
2 stops
$696Multiple Airlines
Wed, Apr 22 - Mon, May 4
Multiple Airlines Logo
12:10 pm - 8:10 pm
IAH
-
LTN
27h 00m
2 stops
Multiple Airlines Logo
3:15 pm - 8:29 pm
LTN
-
IAH
35h 14m
3 stops
$706Multiple Airlines
Mon, Mar 23 - Tue, Mar 31
Multiple Airlines Logo
7:10 am - 8:10 pm
IAH
-
LTN
32h 00m
3 stops
Multiple Airlines Logo
3:15 pm - 8:29 pm
LTN
-
IAH
35h 14m
3 stops
$715Multiple Airlines
Mon, Mar 23 - Tue, Mar 31
Multiple Airlines Logo
6:10 pm - 10:40 pm
IAH
-
LTN
22h 30m
2 stops
Multiple Airlines Logo
5:45 pm - 3:40 pm
LTN
-
IAH
27h 55m
2 stops
$735Multiple Airlines
Wed, May 6 - Tue, May 12
Multiple Airlines Logo
11:50 am - 7:55 pm
IAH
-
LTN
26h 05m
3 stops
Multiple Airlines Logo
8:35 pm - 7:59 pm
LTN
-
IAH
29h 24m
3 stops
$739Multiple Airlines
Fri, Apr 24 - Sat, May 2
Multiple Airlines Logo
3:55 pm - 10:00 pm
IAH
-
LTN
25h 05m
2 stops
Multiple Airlines Logo
1:10 pm - 7:10 pm
LTN
-
IAH
36h 00m
2 stops
$772Multiple Airlines
Sun, Mar 15 - Tue, Mar 31

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated March 3, 2026.
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 3/16

12:10 pm-8:10 pm

2 stops27h 00m

London Luton

Tue 3/31

3:15 pm-8:29 pm

3 stops35h 14m

$629

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 3/23

12:10 pm-8:10 pm

2 stops27h 00m

London Luton

Tue 3/31

3:15 pm-8:29 pm

3 stops35h 14m

$639

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 3/23

7:10 am-8:10 pm

3 stops32h 00m

London Luton

Tue 3/31

3:15 pm-8:29 pm

3 stops35h 14m

$648

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 5/4

10:00 am-1:45 pm

2 stops21h 45m

London Luton

Mon 5/11

8:00 am-10:51 pm

2 stops20h 51m

$679

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Wed 4/22

2:29 pm-4:35 pm

3 stops20h 06m

London Luton

Mon 5/4

9:15 am-1:55 pm

2 stops34h 40m

$696

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 3/23

12:10 pm-8:10 pm

2 stops27h 00m

London Luton

Tue 3/31

3:15 pm-8:29 pm

3 stops35h 14m

$706

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Mon 3/23

7:10 am-8:10 pm

3 stops32h 00m

London Luton

Tue 3/31

3:15 pm-8:29 pm

3 stops35h 14m

$715

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Wed 5/6

6:10 pm-10:40 pm

2 stops22h 30m

London Luton

Tue 5/12

5:45 pm-3:40 pm

2 stops27h 55m

$735

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Fri 4/24

11:50 am-7:55 pm

3 stops26h 05m

London Luton

Sat 5/2

8:35 pm-7:59 pm

3 stops29h 24m

$739

HoustonLondon

IAH - LTN

IAHLTN

Houston George Bush Intcntl

Sun 3/15

3:55 pm-10:00 pm

2 stops25h 05m

London Luton

Tue 3/31

1:10 pm-7:10 pm

2 stops36h 00m

$772

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 round-trip 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

Fastest flight time

20h 00m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to London Luton Airport takes 20h 00m
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.
Search flight deals

  • How far is Houston George Bush Intcntl to London Luton by plane?

    The straight-line distance from Houston George Bush Intcntl to London Luton is 4813.0 mi. Flights usually cover this in 20h 00m, depending on flying conditions and air traffic around both airports.

  • 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 refresh daily.

  • 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 travel and health documents you'll need for your trip to London Luton Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Luton Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

    Price Alerts will notify you by email when the price for flights to London Luton Airport from Houston George Bush Intcntl Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

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

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Crawley
Hayes
Wembley
Dartford
Croydon
Brentwood
Harrow
Watford
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Stansted
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Romford
Richmond

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Houston to London for you.

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

Yes. momondo enables you to select and highlight flights to London from Houston with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to London.

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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