Cheap flights from London to Houston from £408

LON — HOU
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Houston

Enter your travel dates to find the best prices.

Cheapest flights from London to Houston

Tue 1/1217:50 -
2 stops29h 41m
Wed 9/1209:41 -
1 stop14h 44m
Deal found 30/10£541
Thu 3/1212:15 -
3 stops26h 21m
Thu 10/1209:41 -
3 stops27h 49m
Deal found 2/11£546
Thu 26/1111:00 -
1 stop19h 25m
Wed 9/1219:39 -
2 stops38h 11m
Deal found 30/10£549
Tue 1/1217:50 -
2 stops29h 41m
Mon 7/1209:41 -
1 stop14h 44m
Deal found 30/10£549
Thu 19/1111:00 -
1 stop28h 24m
Sun 22/1105:01 -
1 stop18h 49m
Deal found 2/11£552
Tue 1/1217:50 -
2 stops29h 41m
Tue 8/1213:43 -
2 stops34h 42m
Deal found 1/11£552
Wed 18/1109:50 -
2 stops18h 03m
Wed 25/1114:18 -
2 stops34h 32m
Deal found 1/11£555
Wed 2/1211:45 -
3 stops29h 32m
Wed 9/1209:41 -
1 stop14h 44m
Deal found 2/11£558
Tue 1/1220:05 -
2 stops27h 26m
Tue 8/1209:41 -
2 stops16h 29m
Deal found 1/11£558
Thu 26/1106:30 -
3 stops31h 52m
Wed 9/1209:41 -
1 stop14h 44m
Deal found 30/10£558
Wed 2/1210:00 -
3 stops33h 17m
Tue 8/1209:41 -
2 stops24h 04m
Deal found 30/10£559
Fri 20/1113:35 -
1 stop14h 00m
Mon 30/1117:05 -
1 stop12h 55m
Deal found 4/11£564

Find flight deals from London to Houston

Round-trip from

£541

One-way from

£408

Popular in

June

Cheapest in

February

Average price

£839
1/12-9/12
  • 1/12-9/12
  • 3 total stops
  • 44h 25m total
  • London to Houston
14/11-31/12
  • 14/11-31/12
  • 3 total stops
  • 50h 42m total
  • London to Houston
Highest demand for flights based on searches. 9% potential increase in price (£61 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonHouston

STN London Stansted - IAH Houston George Bush Intcntl

STNIAH

London Stansted

Thu 19/11

06:15-08:44

2 stops32h 29m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£409

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Mon 9/11

14:35-14:44

3 stops54h 09m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£431

LondonHouston

LGW London Gatwick - IAH Houston George Bush Intcntl

LGWIAH

London Gatwick

Wed 16/12

09:45-07:57

1 stop28h 12m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£432

LondonHouston

LGW London Gatwick - IAH Houston George Bush Intcntl

LGWIAH

London Gatwick

Sun 8/11

09:40-21:37

1 stop17h 57m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£441

LondonHouston

STN London Stansted - IAH Houston George Bush Intcntl

STNIAH

London Stansted

Sat 28/11

18:40-13:00

3 stops48h 20m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£441

LondonHouston

STN London Stansted - IAH Houston George Bush Intcntl

STNIAH

London Stansted

Thu 18/3

07:30-20:19

2 stops41h 49m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£443

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Tue 5/1

17:45-11:08

3 stops47h 23m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£447

LondonHouston

LTN London Luton - IAH Houston George Bush Intcntl

LTNIAH

London Luton

Tue 17/11

07:45-11:34

3 stops33h 49m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£448

LondonHouston

STN London Stansted - IAH Houston George Bush Intcntl

STNIAH

London Stansted

Tue 17/11

08:20-11:34

3 stops33h 14m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£452

LondonHouston

LHR London Heathrow - IAH Houston George Bush Intcntl

LHRIAH

London Heathrow

Mon 16/11

21:35-11:05

2 stops19h 30m

Houston George Bush Intcntl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£498

Flights are sorted by cheapest return flights first.

Deals found on 31/10

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from London to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from London with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London to Houston

What is the cheapest month to book a flight from London to Houston?

Currently, January is the cheapest month in which you can book a flight from London to Houston (average of £678). Flying from London to Houston in June is currently the most expensive (average of £953). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to HOU?

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

How much does it cost for a return flight from London to Houston?

Airfare is below average for this route at the moment.
London to Houston flights typically cost between £729 and £973 in December.
The cheapest return price found within the last 5 days was £541 on Multiple Airlines (1 Dec–9 Dec).

How often are flights from London to Houston delayed?

About 14% of weekly flights between London and Houston have experienced delays in the past year, with the average delay time being 154 minutes.

What is the most punctual flight time for London to Houston flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Houston flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 10% of flights being delayed.

How far ahead should I book a flight from London to Houston?

The best time to book flights from London to Houston is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Houston

Check out reviews from past customers who have flown with Austrian Airlines,United Airlines, andJetBlue from London to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

6.8

Food

6.7

Comfort

7.3

Crew

8.1

Overall

7.5

Boarding

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Entertainment

6.8

Food

6.7

Comfort

7.3

Crew

8.1

Overall

7.5

Boarding

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Entertainment

6.8

Food

6.7

Comfort

7.3

Crew

8.1

Overall

7.5

Boarding

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Entertainment

6.8

Food

6.7

Comfort

7.3

Crew

8.1

Overall

7.5

Boarding

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Entertainment

6.8

Food

6.7

Comfort

7.3

Crew

8.1

Overall

7.5

Boarding

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Entertainment

6.8

Food

6.7

Comfort

7.3

Crew

8.1

Overall

7.5

Boarding

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Oct 2026

VIE - IAD

Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service

Related info for your journey

  • How long is the flight from London to Houston?

    There are many flights that can get you from London to Houston in 14h 12m. Fly via Scandinavian Airlines, British Airways, or JetBlue to get the fastest option. There are 4835 mi between London and Houston. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from London to Houston round-trip?

    Cheapflights users have booked flights from London to Houston round-trip from £50. Other airlines that can offer you cheap pricing are Finnair, from £314, and KLM, from £364. These flights start at 94% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from London to Houston one-way?

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as £293. Users have also found prices from £493 and £609 on Finnair and Aer Lingus, respectively.

  • What are the most popular routes from London to Houston?

  • Can I find deals for flights from London to Houston that include hotel bookings?

    Yes. In addition to deals on London to Houston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Houston.

  • Can I find deals for business class flights from London to Houston?

    Yes. Cheapflights offers flight deals from London to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Houston?

    Currently, January is the cheapest month in which you can book a flight from London to Houston (average of £678). Flying from London to Houston in June is currently the most expensive (average of £953). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for London to Houston

Top 10 airlines flying from London to Houston

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£50Average£94FlexibilityNo cancel feeOn-time62%
Search Frontier flights
FinnairCheapest£314Average£836FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£364Average£604FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£387Average£742FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air FranceCheapest£436Average£612FlexibilityNo cancel feeOn-time77%
Search Air France flights
IberiaCheapest£445Average£1,024FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Scandinavian AirlinesCheapest£445Average£563FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
JetBlueCheapest£555Average£721FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£563Average£952FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Brussels AirlinesCheapest£567Average£900FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights

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Can Cheapflights find flights from London to Houston with no change fees?

Yes! Cheapflights helps users easily find flights from London to Houston with no change fees.

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