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$328 Find cheap flights from Houston to London Heathrow Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Houston to Heathrow departing on 7/30. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Tue 6/4
Tue 6/11

Search hundreds of travel sites at once for deals on flights to London Heathrow Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Houston to London, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Houston to London, as well as popular online travel agencies
In the last 7 days travelers have searched 43,369,418 times on KAYAK, and here is why:

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Cheap flight deals from Houston to Heathrow

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Houston to Heathrow that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
3:10 pm - 7:50 amIAH-LHR
10h 40m1 stop
10:45 am - 11:59 pmLHR-IAH
19h 14m1 stop
$628Virgin Atlantic
Find Deal
Mon, Oct 7 - Wed, Dec 18
8:25 pm - 11:35 amIAH-LHR
9h 10mnonstop
7:25 am - 4:40 pmLHR-IAH
15h 15m1 stop
$631United Airlines
Find Deal
Tue, Oct 1 - Tue, Oct 15
7:57 pm - 6:45 amIAH-LHR
28h 48m1 stop
2:05 pm - 11:21 amLHR-IAH
27h 16m1 stop
$637
Find Deal
Sun, Sep 22 - Wed, Oct 2
6:00 am - 4:00 pmIAH-LHR
28h 00m2 stops
6:40 am - 11:59 pmLHR-IAH
23h 19m2 stops
$641
Find Deal
Tue, Sep 24 - Tue, Oct 8
2:10 pm - 10:15 amIAH-LHR
14h 05m1 stop
6:15 am - 1:35 pmLHR-IAH
13h 20m1 stop
$642Delta
Find Deal
Wed, Sep 25 - Tue, Oct 8
7:20 am - 6:30 amIAH-LHR
17h 10m2 stops
9:30 am - 12:29 pmLHR-IAH
32h 59m2 stops
$643Air Canada
Find Deal
Tue, Oct 8 - Tue, Oct 15
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
9:25 am - 1:45 pmLHR-IAH
10h 20mnonstop
$644Finnair
Find Deal
Sun, Sep 22 - Wed, Oct 2
2:33 pm - 12:45 pmIAH-LHR
16h 12m1 stop
9:25 am - 1:45 pmLHR-IAH
10h 20mnonstop
$648Finnair
Find Deal
Sun, Sep 22 - Thu, Oct 3
7:20 am - 6:30 amIAH-LHR
17h 10m2 stops
9:30 am - 11:21 amLHR-IAH
31h 51m1 stop
$650Air Canada
Find Deal
Tue, Oct 15 - Fri, Oct 25
7:15 am - 11:10 amIAH-LHR
21h 55m1 stop
6:20 am - 10:47 pmLHR-IAH
21h 27m2 stops
$651Delta
Find Deal
Sun, Oct 20 - Thu, Oct 31

Flights from Houston to Heathrow - Travel Insights & Trends

Get data-powered insights and trends into flights from Houston to Heathrow to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest Houston to London Heathrow Airport flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for one-way flights from Houston to London Heathrow Airport.
Our data shows that the cheapest route for a one-way flight from Houston to London Heathrow Airport cost $477 and was between Houston George Bush Intcntl Airport and London Heathrow Airport. On average, the best prices are found if you fly this route. The average price for a return flight for this route is $647.

What’s the cheapest day of the week to fly from Houston to London Heathrow Airport?

The average price of all flights from Houston to London Heathrow Airport clicked on KAYAK for each day over the last 12 months.
If your flying dates are flexible, you should consider flying to London Heathrow Airport on a Wednesday, as we generally find the cheapest rates on that day for this route. On the other hand, Saturday is the most expensive day to fly from Houston to London Heathrow Airport. For your return ticket, we recommend flying on a Monday and avoiding Sundays for the best deals.

What is the cheapest month to fly from Houston to London Heathrow Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Houston to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Houston to London Heathrow Airport is January, where tickets cost $701 on average. On the other hand, the most expensive months are June and July, where the average cost of tickets is $1,544 and $1,214 respectively.

How far in advance should I book a flight from Houston to London Heathrow Airport?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Houston to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Houston to London Heathrow Airport, you should book around 1 day before departure. For the absolute cheapest price, our data suggests you should book 48 days before departure.

Which airlines provide the cheapest flights from Houston to London Heathrow Airport?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The cheapest return flight ticket from Houston to London Heathrow Airport found by KAYAK users in the last 72 hours was for $628 on Virgin Atlantic, followed by United Airlines ($631). One-way flight deals have also been found from as low as $404 on WestJet and from $452 on JetBlue.

Which airlines fly non-stop between Houston and London Heathrow Airport?

Airline and price data is aggregated from results in KAYAK’s search results from the last 2 weeks for flights from Houston to London Heathrow Airport.
There are 2 airlines that fly nonstop from Houston to London Heathrow Airport. They are British Airways and United Airlines. The cheapest airline for this route is British Airways, with the best one-way deal found costing $605. On average, the best prices for this route can be found at British Airways.

How many flights are there between Houston and London Heathrow Airport per day?

Each day, there are between 6 and 7 nonstop flights that take off from Houston and land in London Heathrow Airport, with an average flight time of 9h 19m. The most common departure time is 8:00 pm and most flights take off in the evening. Each week, there are 48 flights. The most frequent day of departure is Tuesday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.

Which cabin class options are there for flights between Houston and London Heathrow Airport?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Houston to London Heathrow Airport take?

There are no direct flights from Houston to London Heathrow Airport. The quickest journey takes 9h 00m.

Good to know

Cheapest flight

$328
Flight from Houston George Bush Airport to London Heathrow Airport

When to book flights from Houston to Heathrow

Are your dates flexible? Find out the best times to travel from Houston to Heathrow based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Houston to London Heathrow Airport flights

  • What is the cheapest flight from Houston to London Heathrow Airport?

    In the last 3 days, the lowest price for a flight from Houston to London Heathrow Airport was $328 for a one-way ticket and $628 for a round-trip.

  • Do I need a passport to fly between Houston and London Heathrow Airport?

    A passport is required to fly from Houston to London Heathrow Airport.

  • Which airports will I be using when flying from Houston to London Heathrow Airport?

    Houston is served by 2 major airports and there is only 1 main airport in London Heathrow Airport. You will leave Houston from one of these airports: Houston Hobby or Houston George Bush Intcntl. You will be arriving at London Heathrow.

  • Which aircraft models fly most regularly from Houston to London Heathrow Airport?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Houston to London Heathrow Airport?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Houston and London Heathrow Airport, with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Houston to London Heathrow Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Houston to London Heathrow Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Houston to London Heathrow Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Houston is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Houston to London Heathrow Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London Heathrow Airport with an airline and back to Houston with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Houston to London Heathrow Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Houston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Houston to London Heathrow Airport?

Find which airlines fly direct from Houston to Heathrow, which days they fly and book direct flights.

Nonstop departures

Houston to London Heathrow

Monday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Tuesday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Wednesday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Thursday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Friday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Saturday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Sunday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

See more direct flights

Nonstop returns

London Heathrow to Houston

Monday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Tuesday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Wednesday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Thursday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Friday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Saturday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

Sunday

Aer Lingus, Air Canada, American Airlines, +8 more

Aer Lingus, Air Canada, +9 more

See more direct flights
See more direct flights

Book cheap flights from Houston to London

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Houston to London found on KAYAK in the last 72 hours.
7/30Tue
2 stops
22h 55mIAH-LHR
$328
8/7Wed
2 stops
24h 58mIAH-LHR
$329
10/21Mon
1 stopWestJet
22h 05mIAH-LHR
$404
10/14Mon
1 stopWestJet
22h 05mIAH-LHR
$426
10/1Tue
1 stopJetBlue
11h 55mIAH-LHR
$452
10/14Mon
nonstopUnited Airlines
9h 10mIAH-LHR
$463
9/22Sun
1 stopAir Canada
12h 15mIAH-LHR
$464
7/10Wed
1 stopJetBlue
12h 20mIAH-LHR
$466
10/5Sat
1 stopUnited Airlines
30h 14mIAH-LHR
$469
9/22Sun
2 stopsAir Canada
14h 25mIAH-LHR
$470

Search by stops

Search by airline

Search by price

Last minute flights from Houston to Heathrow

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Houston to London that are departing in the next 10 days.
5/8Wed
multi-stop
27h 40mIAH-LHR
5/15Wed
multi-stop
22h 32mLHR-IAH
$840
5/8Wed
multi-stopUnited Airlines
15h 40mIAH-LHR
5/14Tue
multi-stopUnited Airlines
15h 15mLHR-IAH
$894
5/8Wed
nonstopLufthansa
9h 20mIAH-LHR
5/15Wed
nonstopLufthansa
10h 15mLHR-IAH
$907
5/9Thu
multi-stopDelta
14h 28mIAH-LHR
5/28Tue
multi-stopDelta
13h 20mLHR-IAH
$912
5/6Mon
multi-stopAir Canada
15h 40mIAH-LHR
5/15Wed
multi-stopAir Canada
17h 24mLHR-IAH
$913
5/6Mon
multi-stopDelta
18h 05mHOU-LHR
5/15Wed
multi-stopDelta
18h 09mLHR-HOU
$915
5/6Mon
multi-stopBritish Airways
11h 52mHOU-LHR
5/15Wed
multi-stopBritish Airways
13h 48mLHR-HOU
$922
5/8Wed
multi-stopLufthansa
23h 42mIAH-LHR
5/14Tue
multi-stopLufthansa
17h 44mLHR-IAH
$946
5/8Wed
multi-stopBritish Airways
11h 58mHOU-LHR
5/15Wed
multi-stopBritish Airways
13h 57mLHR-HOU
$950
5/8Wed
multi-stopAir Canada
15h 40mIAH-LHR
5/12Sun
multi-stopAir Canada
17h 24mLHR-IAH
$963

Search by stops

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Search by price

Flights to London Heathrow Airport

Destination:

London Heathrow Airport (LHR)United Kingdom

Return flight deals:

London Heathrow Airport - Houston

Cabin classes:

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