Cheap flights from Houston to London

William P. Hobby
HOU
London
LON

Flight deals from Houston to London

Below you can see the best deals on flights Houston — London for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 3 October, from $316.

Top 10 cheap flights from Houston to London

F9
F9
Z0
$ 341

Houston — London

21:04—06:20
11 Sep 2026
27 h 16 m
2 stops
F9
F9
Z0
$ 341

Houston — London

21:04—06:20
11 Sep 2026
27 h 16 m
2 stops
F9
F9
Z0
$ 342

Houston — London

21:04—06:20
11 Sep 2026
27 h 16 m
2 stops
DL
Z0
$ 356

Houston — London

18:35—06:20
11 Sep 2026
29 h 45 m
1 stop
F9
F9
Z0
$ 356

Houston — London

06:08—06:20
12 Sep 2026
18 h 12 m
2 stops
DL
F9
Z0
$ 359

Houston — London

07:00—06:20
12 Sep 2026
17 h 20 m
2 stops
DL
F9
Z0
$ 359

Houston — London

06:00—06:20
12 Sep 2026
18 h 20 m
2 stops
DL
F9
Z0
$ 359

Houston — London

05:40—06:20
12 Sep 2026
18 h 40 m
2 stops
B6
Z0
$ 364

Houston — London

17:18—06:20
11 Sep 2026
31 h 2 m
1 stop
F9
Z0
$ 370

Houston — London

20:25—10:00
11 Sep 2026
31 h 35 m
1 stop

Prices were found in the last 72 hours and may change — check the exact price when you continue.

When is the best time to book a flight from Houston to London?

The price of a flight from Houston to London changes depending on how far ahead you book. For the best chance of a lower fare, book around 8 days before departure, when the average ticket costs about $565. Fares also tend to climb as the departure date gets closer.

About the Houston — London flight

Looking for cheap flights from Houston to London? Compare fares from different airlines, check the flight schedule and travel time — and book your Houston — London ticket online at the best price.

The route has direct flights — around 159 flights per week, flights are operated by Austrian, Brussels Airlines, United Airlines, British Airways and 5 more airlines, a nonstop flight takes about 9 h 10 min, the distance between the cities is around 7,820 km.

Planning your trip? You may find our London travel guide, how to get from the airport into town and London weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $292Min. price
DecemberCheapest
AugustPeak season
YesDirect flights
7,820 kmDistance
9 h 10 minTravel time
9Airlines
159 / wkFlights

Flight schedule from Houston to London

The table shows direct flights from Houston to London on the selected date. The flight takes approximately 9 h 10 min. Regular flights are operated by Austrian, Brussels Airlines, United Airlines and British Airways. Departures from George Bush Intercontinental Airport and William P. Hobby Airport airports, arrivals at Heathrow Airport, London Gatwick Airport and Stansted Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 15 Aug 2026

Flight ticket prices by day: Houston — London

Below is a calendar of the lowest flight ticket prices for Houston — London by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $292 in December, and the most expensive are around $497 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Houston to London by month. Tickets are usually cheapest in February (around $456) and priciest in July (about $900) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$480lowMay$600mediumSep$576medium
Feb$456lowJun$840highOct$552medium
Mar$540mediumJul$900highNov$516low
Apr$504lowAug$720mediumDec$864high

Some values are estimated based on seasonality.

When to fly

Weather in London: it is warmest in July (up to 22 °C on average) and coolest in January (around 7 °C). The driest month is June.

Tickets are usually cheapest in December and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · London

Dry and wet days · London

Wind speed and direction · London

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How to get the best deal on a Houston — London ticket

  • Book ahead: fares for Houston — London are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Houston is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to London is usually December — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Houston — London route are operated by 9 airlines; Austrian runs the most flights (around 26% of all flights). Compare carriers, flight shares and schedules below.

  • AustrianOS
    14x/week
    WebsiteFleet: 6814.6M pax/year
    • Direct flight IAH → LHR14x/week
    26.4%Open →
  • Brussels AirlinesSN
    13x/week
    WebsiteFleet: 468.3M pax/year
    • Direct flight IAH → LHR13x/week
    24.5%Open →
  • United AirlinesUA
    9x/week
    WebsiteFleet: 956165M pax/year
    • Direct flight IAH → LHR9x/week
      Duration
      9h 20m
      Days
      MTWTFSS
    17.6%Open →
  • British AirwaysBA
    9x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight IAH → LHR9x/week
      Duration
      9h 10m
      Days
      MTWTFSS
    17.6%Open →
  • Aer LingusEI
    4x/week
    WebsiteFleet: 5710.7M pax/year
    • Direct flight IAH → LHR4x/week
      Duration
      9h 10m
      Days
      MTWTFSS
    6.9%Open →
  • LufthansaLH
    2x/week
    WebsiteFleet: 38764.5M pax/year
    • Direct flight IAH → LHR2x/week
    3.8%Open →
  • FinnairAY
    1x/week
    WebsiteFleet: 7911M pax/year
    • Direct flight IAH → LHR1x/week
    1.9%Open →
  • IberiaIB
    1x/week
    WebsiteFleet: 9224M pax/year
    • Direct flight IAH → LHR1x/week
    0.6%Open →
  • American AirlinesAA
    1x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight IAH → LHR1x/week
    0.6%Open →

Cities and airports on the Houston — London route

Flights Houston — London depart from George Bush Intercontinental Airport and William P. Hobby Airport and arrive at Heathrow Airport, London Gatwick Airport, Stansted Airport and London Luton Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Houston

HOU
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

London

LON
United Kingdom
About the cityHow to get thereWeatherAll about the country United Kingdom
Departure airports
Arrival airports

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Frequently asked questions about the Houston — London flight

How long is the flight from Houston to London?

A nonstop Houston — London flight takes about 9 h 10 min — the distance between the cities is around 7,820 km.

How far is it from Houston to London?

The distance from Houston to London is about 7,820 km, which a nonstop flight covers in around 9 h 10 min.

Are there direct flights from Houston to London?

Yes, there are nonstop flights Houston — London — around 159 flights per week.

Which airlines fly from Houston to London?

Airlines operating Houston — London include Austrian, Brussels Airlines, United Airlines, British Airways, Aer Lingus. See the full list with schedules in the "Airlines" section on this page.

Which airports do Houston — London flights use?

Flights from Houston depart from George Bush Intercontinental Airport, William P. Hobby Airport, and arrive at Heathrow Airport, London Gatwick Airport, Stansted Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Houston to London?

The price of a Houston — London ticket depends on your travel date, season and demand: it is usually cheapest to fly in December, and most expensive in August. Tickets typically cost between $292 and $497. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Houston — London?

Flights Houston — London are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is December. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Houston to London?

To catch a low fare Houston — London, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually December.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Houston

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New York CityDallasAtlantaLos AngelesWashington, D.C.ChicagoDenverOrlandoMexico CityMiamiFort LauderdaleCancunOklahoma CityTulsaDetroitPhoenixMonterreyMcAllenSeattleCorpus ChristiWichitaMinneapolisBirminghamCharlotteLittle RockSan AntonioAustinPanama CityMidlandBaton RougeBostonTampaSan SalvadorEl PasoNew OrleansKnoxvilleLubbockSan FranciscoSalt Lake CityMemphis

Where else you can fly from London

See all
New York CityAmsterdamMadridBarcelonaDublinParisFrankfurt am MainMilanPalmaMalagaEdinburghIstanbulGenevaGlasgowBelfastLisbonFaroZurichNiceRomeLos AngelesCopenhagenAthensAlicanteBerlinSan FranciscoDubaiBostonIbizaTorontoMunichAntalyaChicagoDohaBristolStockholmOsloViennaDusseldorfCardiff

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