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Flights to Houston

£291 Cheap flights to Houston

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Houston departing on 18/11. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from the United Kingdom to Houston

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 08:02
LGW
-
IAH
24h 02m
1 stop
Multiple Airlines Logo
13:45 - 10:00
IAH
-
LGW
14h 15m
1 stop
£560Multiple Airlines
Fri, 28 Aug - Sat, 5 Sep
Multiple Airlines Logo
14:00 - 15:44
LGW
-
IAH
31h 44m
1 stop
Multiple Airlines Logo
12:21 - 10:00
IAH
-
LGW
15h 39m
1 stop
£563Multiple Airlines
Mon, 14 Sep - Sun, 20 Sep
Scandinavian Airlines Logo
10:20 - 23:52
LHR
-
IAH
19h 32m
2 stops
Scandinavian Airlines Logo
16:10 - 21:40
IAH
-
LHR
23h 30m
2 stops
£566Scandinavian Airlines
Mon, 23 Nov - Wed, 2 Dec
Scandinavian Airlines Logo
06:40 - 22:33
LHR
-
IAH
21h 53m
2 stops
Scandinavian Airlines Logo
12:21 - 16:00
IAH
-
LHR
21h 39m
2 stops
£566Scandinavian Airlines
Thu, 10 Sep - Mon, 14 Sep
Lufthansa Logo
16:40 - 00:30
LHR
-
IAH
13h 50m
1 stop
Lufthansa Logo
20:15 - 06:55
IAH
-
LHR
28h 40m
2 stops
£574Lufthansa
Fri, 9 Oct - Sat, 10 Oct
United Airlines Logo
07:30 - 17:55
LHR
-
IAH
16h 25m
1 stop
United Airlines Logo
07:20 - 07:25
IAH
-
LHR
18h 05m
1 stop
£576United Airlines
Wed, 12 Aug - Thu, 13 Aug
JetBlue Logo
11:55 - 16:50
LHR
-
IAH
34h 55m
1 stop
JetBlue Logo
19:31 - 06:30
IAH
-
LHR
28h 59m
1 stop
£581JetBlue
Thu, 3 Sep - Mon, 7 Sep
United Airlines Logo
13:40 - 17:55
LHR
-
IAH
10h 15mdirect
United Airlines Logo
09:40 - 14:10
IAH
-
LHR
22h 30m
1 stop
£584United Airlines
Fri, 9 Oct - Sat, 10 Oct
JetBlue Logo
08:15 - 10:58
LHR
-
IAH
32h 43m
1 stop
JetBlue Logo
17:18 - 09:30
IAH
-
LHR
34h 12m
1 stop
£586JetBlue
Tue, 8 Sep - Sun, 13 Sep
Lufthansa Logo
11:25 - 11:08
LHR
-
IAH
29h 43m
1 stop
Lufthansa Logo
20:15 - 11:35
IAH
-
LHR
9h 20mdirect
£791Lufthansa
Sat, 12 Sep - Thu, 17 Sep

momondo Fare Finder

 
Locate flights to Houston that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 27 July 2026.
Use the filters below to find and compare flights to Houston that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 28/8

14:00-08:02

1 stop24h 02m

Houston George Bush Intcntl

Sat 5/9

13:45-10:00

1 stop14h 15m

£560

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 14/9

14:00-15:44

1 stop31h 44m

Houston George Bush Intcntl

Sun 20/9

12:21-10:00

1 stop15h 39m

£563

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 23/11

10:20-23:52

2 stops19h 32m

Houston George Bush Intcntl

Wed 2/12

16:10-21:40

2 stops23h 30m

£566

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 10/9

06:40-22:33

2 stops21h 53m

Houston George Bush Intcntl

Mon 14/9

12:21-16:00

2 stops21h 39m

£566

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 9/10

16:40-00:30

1 stop13h 50m

Houston George Bush Intcntl

Sat 10/10

20:15-06:55

2 stops28h 40m

£574

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 12/8

07:30-17:55

1 stop16h 25m

Houston George Bush Intcntl

Thu 13/8

07:20-07:25

1 stop18h 05m

£576

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 3/9

11:55-16:50

1 stop34h 55m

Houston George Bush Intcntl

Mon 7/9

19:31-06:30

1 stop28h 59m

£581
Fastest return journey

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 9/10

13:40-17:55

Nonstop10h 15m

Houston George Bush Intcntl

Sat 10/10

09:40-14:10

1 stop22h 30m

£584

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 8/9

08:15-10:58

1 stop32h 43m

Houston George Bush Intcntl

Sun 13/9

17:18-09:30

1 stop34h 12m

£586

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 12/9

11:25-11:08

1 stop29h 43m

Houston George Bush Intcntl

Thu 17/9

20:15-11:35

Nonstop9h 20m

£791

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Houston flights insights and trends

Explore insights for your Houston flight to craft the best travel plan

What is the cheapest month to fly to Houston?

In general, February is the cheapest month to fly from United Kingdom to Houston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £671. If you are unable to visit Houston during the month of February, then departing from United Kingdom during the month September is also very affordable. Most momondo users find prices during this month for around £671.

What is the absolute cheapest flight to Houston?

Users booking trips to Houston from Atlanta found flights 88% cheaper than the average price of flights to Houston. To find the cheapest price to Houston from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

What is the cheapest time of day to depart on your flight to Houston?

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around £806 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from United Kingdom for as low as £671 on momondo.

Cheapest flights to Houston

Find the cheapest flights to Houston from your nearest city or airport
Find flights from London Heathrow Airport to Houston Hobby Airport
CHEAPEST MONTH TO FLY TO HOUSTON FROM LONDON HEATHROW AIRPORTSeptember18% cheaperFlying from London Heathrow Airport to Houston costs on average just £668 in September
MOST EXPENSIVE MONTH TO FLY TO HOUSTON FROM LONDON HEATHROW AIRPORTJune22% more expensiveIt costs about £986 for flights to Houston from London Heathrow Airport in June
MOST POPULAR MONTH TO FLY TO HOUSTON FROM LONDON HEATHROW AIRPORTDecember225% more users visitedMore momondo users searched in flights to Houston from London Heathrow Airport in December than any other month

Cheap Houston flight deals and tips

Summary info about Houston flight prices, duration and airlines

Best One-Way Price

£291

Best Round-Trip Price

£560

Fastest flight time

19h 54m

Popular in

December
The best one-way flight price to Houston from United Kingdom in the last 5 days is £291 (Manchester to Houston George Bush Intcntl).
Search Deals
The best return flight price to Houston from United Kingdom in the last 5 days is £560 (London Gatwick to Houston George Bush Intcntl).
Search Deals
The fastest flight to Houston from United Kingdom takes 19h 54m (London City to Houston Hobby).
Search Deals
December has the highest demand for flights to Houston, with a 2% price increase on average.
Search Deals

Frequently asked questions about flying to Houston

What is there to do in Houston when it’s raining?

Users planning a flight to Houston during the months of May, June, or October should anticipate rain. There are still things to do in Houston even when it's raining, though. Shopping centres like Galleria Mall are very popular destinations for those visiting the Houston area. Galleria Mall is a great place to go if you’re looking to spend some time inside.

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from United Kingdom when booking 44 days ahead of your departure date. In general, you can expect to find flights to Houston for around £811 when searching 44 days out. However, in the past 72 hours, people saw flights from United Kingdom for as low as £559.

Is there an alternative airport near Houston?

Those flying to Houston could potentially find better pricing at Houston George Bush Intcntl Airport (16 mi from Houston city centre), Beaumont Jefferson County Airport (82 mi from Houston city centre) or College Station Easterwood Field Airport (83 mi from Houston city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Houston?

You can find deals at Houston George Bush Intcntl Airport for £656 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

Are there flights to Downtown?

Yes, flights to Downtown are served by Houston’s Houston George Bush Intcntl airport which is 15.8 mi away.

What’s the closest airport to Downtown Houston?

The closest airport to Downtown Houston is 15.8 mi away - Houston’s Houston George Bush Intcntl airport.

When did momondo last update prices for flights to Houston?

Prices for flights to Houston are updated daily.

How many operators does momondo search for flights to Houston?

There are 22 operators available for flights to Houston as of July 2026.

How old do you have to be to fly to Houston?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Houston.

What documentation or ID do you need to fly to Houston?

The travel and health documents you'll need for your trip to Houston 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 Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find flights to Houston on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

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

momondo does allow users to show only those flights to Houston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Houston?

Once you have performed a search for flights to Houston, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track flight prices for Houston and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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