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$291 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 8/27. 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
Sat 6/29
Sat 7/6

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 42,686,544 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

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Cheap flight deals from Houston to Heathrow

 
These are the cheapest deals for flights from Houston to Heathrow currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Houston to Heathrow

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Houston to Heathrow.

Recent one-way flight deals from Houston to Heathrow

Only flying one-way? Below are some of the best one-way flight deals from Houston to Heathrow found on KAYAK recently.

Recent last minute flight deals from Houston to Heathrow

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Houston to Heathrow.

Recent direct flight deals from Houston to Heathrow

The latest deals for direct flights from Houston to Heathrow so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Houston to Heathrow

Find recent round-trip train or bus tickets from Houston to Heathrow.

All round-trip flight deals to Heathrow

The cheapest plane tickets to Heathrow found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
3:55 pm - 6:55 amIAH-LHR
9h 00mnonstop
8:20 am - 9:26 pmLHR-IAH
19h 06m2 stops
$529British Airways
Find Deal
Sun, Nov 3 - Wed, Nov 20
4:30 pm - 11:50 amIAH-LHR
37h 20m1 stop
6:50 am - 7:41 pmLHR-IAH
18h 51m2 stops
$533United Airlines
Find Deal
Sat, Nov 9 - Tue, Nov 12
9:40 pm - 12:35 pmIAH-LHR
8h 55mnonstop
9:30 am - 2:10 pmLHR-IAH
10h 40mnonstop
$543Iberia
Find Deal
Sun, Nov 3 - Wed, Nov 20
12:15 pm - 6:20 amIAH-LHR
12h 05m1 stop
6:20 am - 10:52 pmLHR-IAH
22h 32m2 stops
$545Iberia
Find Deal
Tue, Nov 5 - Wed, Nov 13
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
9:30 am - 3:10 pmLHR-IAH
10h 40mnonstop
$546Finnair
Find Deal
Tue, Oct 15 - Tue, Oct 29
3:35 pm - 6:50 amIAH-LHR
9h 15mnonstop
9:30 am - 2:10 pmLHR-IAH
10h 40mnonstop
$550Finnair
Find Deal
Mon, Oct 7 - Wed, Dec 18
1:53 pm - 7:30 amIAH-LHR
11h 37m1 stop
9:30 am - 2:10 pmLHR-IAH
10h 40mnonstop
$551American Airlines
Find Deal
Tue, Oct 8 - Wed, Nov 6
1:47 pm - 12:10 pmIAH-LHR
16h 23m1 stop
9:25 am - 1:45 pmLHR-IAH
10h 20mnonstop
$552American Airlines
Find Deal
Sun, Sep 22 - Wed, Oct 2
3:50 pm - 10:30 amIAH-LHR
12h 40m1 stop
9:20 am - 5:19 pmLHR-IAH
13h 59m1 stop
$559Air France
Find Deal
Sun, Sep 22 - Tue, Sep 24
5:55 pm - 11:10 amIAH-LHR
11h 15m1 stop
6:15 am - 1:35 pmLHR-IAH
13h 20m1 stop
$685Air France
Find Deal
Sat, Sep 28 - Wed, Oct 2
11:13 am - 11:55 amIAH-LHR
18h 42m2 stops
$291
Find Deal
Tue, Aug 27
9:18 am - 8:20 pmIAH-LHR
29h 02m2 stops
$302
Find Deal
Tue, Oct 1
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
$390Iberia
Find Deal
Mon, Oct 14
6:15 pm - 12:05 pmIAH-LHR
35h 50m1 stop
$391WestJet
Find Deal
Sun, Sep 22
6:15 pm - 12:50 pmIAH-LHR
36h 35m1 stop
$392WestJet
Find Deal
Mon, Nov 25
2:33 pm - 8:00 amIAH-LHR
11h 27m1 stop
$394Iberia
Find Deal
Sun, Sep 22
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
$402Finnair
Find Deal
Tue, Oct 15
1:38 pm - 7:50 amIAH-LHR
12h 12m1 stop
$403British Airways
Find Deal
Sun, Sep 22
8:19 pm - 2:25 pmHOU-LHR
12h 06m1 stop
$403British Airways
Find Deal
Sun, Sep 22
3:35 pm - 6:50 amIAH-LHR
9h 15mnonstop
$475Finnair
Find Deal
Tue, Jul 16
4:00 pm - 8:20 pmIAH-LHR
22h 20m2 stops
9:25 pm - 11:34 pmLHR-IAH
32h 09m2 stops
$962
Find Deal
Mon, Jun 3 - Mon, Jun 10
8:12 pm - 6:35 amIAH-LHR
28h 23m3 stops
2:05 pm - 7:36 pmLHR-IAH
35h 31m2 stops
$1,014
Find Deal
Mon, Jun 3 - Mon, Jun 10
8:25 pm - 11:35 amIAH-LHR
9h 10mnonstop
6:55 am - 4:30 pmLHR-IAH
15h 35m1 stop
$1,349United Airlines
Find Deal
Mon, Jun 3 - Wed, Jun 12
1:56 pm - 12:10 pmIAH-LHR
16h 14m1 stop
9:25 am - 1:45 pmLHR-IAH
10h 20mnonstop
$1,350American Airlines
Find Deal
Tue, Jun 4 - Thu, Jun 13
12:00 pm - 10:40 amIAH-LHR
16h 40m1 stop
6:55 am - 4:30 pmLHR-IAH
15h 35m1 stop
$1,353United Airlines
Find Deal
Mon, Jun 3 - Wed, Jun 12
5:44 pm - 12:10 pmIAH-LHR
12h 26m1 stop
12:15 pm - 8:14 pmLHR-IAH
13h 59m1 stop
$1,359American Airlines
Find Deal
Tue, Jun 4 - Thu, Jun 13
12:22 pm - 8:05 amHOU-LHR
13h 43m1 stop
1:05 pm - 7:55 pmLHR-HOU
12h 50m1 stop
$1,362British Airways
Find Deal
Tue, Jun 4 - Tue, Jun 11
8:30 am - 6:35 amIAH-LHR
16h 05m2 stops
9:30 am - 9:31 pmLHR-IAH
18h 01m1 stop
$1,368Air Canada
Find Deal
Tue, Jun 4 - Thu, Jun 13
8:27 pm - 2:25 pmHOU-LHR
11h 58m1 stop
12:00 pm - 7:55 pmLHR-HOU
13h 55m1 stop
$1,412British Airways
Find Deal
Mon, Jun 3 - Sun, Jun 9
1:30 pm - 10:00 amIAH-LHR
14h 30m2 stops
9:30 am - 9:31 pmLHR-IAH
18h 01m1 stop
$1,418Air Canada
Find Deal
Mon, Jun 3 - Mon, Jun 10
9:40 pm - 12:35 pmIAH-LHR
8h 55mnonstop
9:30 am - 2:10 pmLHR-IAH
10h 40mnonstop
$543Iberia
Find Deal
Sun, Nov 3 - Wed, Nov 20
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
9:30 am - 3:10 pmLHR-IAH
10h 40mnonstop
$546Finnair
Find Deal
Tue, Oct 15 - Tue, Oct 29
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
2:50 pm - 7:05 pmLHR-IAH
10h 15mnonstop
$548British Airways
Find Deal
Sun, Sep 22 - Tue, Oct 1
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
2:50 pm - 7:05 pmLHR-IAH
10h 15mnonstop
$549British Airways
Find Deal
Sun, Sep 22 - Wed, Oct 9
4:30 pm - 7:40 amIAH-LHR
9h 10mnonstop
1:40 pm - 5:55 pmLHR-IAH
10h 15mnonstop
$657United Airlines
Find Deal
Fri, Oct 11 - Thu, Oct 17
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
2:50 pm - 7:05 pmLHR-IAH
10h 15mnonstop
$679American Airlines
Find Deal
Wed, Sep 11 - Mon, Sep 16
4:30 pm - 7:40 amIAH-LHR
9h 10mnonstop
1:40 pm - 5:55 pmLHR-IAH
10h 15mnonstop
$687Lufthansa
Find Deal
Sat, Sep 28 - Thu, Oct 3
4:30 pm - 7:40 amIAH-LHR
9h 10mnonstop
10:35 am - 2:50 pmLHR-IAH
10h 15mnonstop
$707United Airlines
Find Deal
Fri, Oct 11 - Mon, Oct 21
4:30 pm - 7:40 amIAH-LHR
9h 10mnonstop
1:40 pm - 5:55 pmLHR-IAH
10h 15mnonstop
$970Lufthansa
Find Deal
Tue, Jul 30 - Tue, Aug 6
3:35 pm - 6:50 amIAH-LHR
9h 15mnonstop
9:25 am - 1:45 pmLHR-IAH
10h 20mnonstop
$1,118American Airlines
Find Deal
Fri, Jun 14 - Mon, Jun 17

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 $510 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 $600.

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, Friday 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 $683 on average. On the other hand, the most expensive months are June and July, where the average cost of tickets is $1,384 and $1,204 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 $529 on British Airways, followed by United Airlines ($533). One-way flight deals have also been found from as low as $390 on Iberia and from $391 on WestJet.

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 $603. 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 14m. 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 Sunday, 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 8h 55m.

Good to know

Cheapest flight

$291
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 $291 for a one-way ticket and $529 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?

    oneworld, Star Alliance, and SkyTeam 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.
8/27Tue
2 stops
18h 42mIAH-LHR
$291
10/1Tue
2 stops
29h 02mIAH-LHR
$302
10/14Mon
nonstopIberia
9h 10mIAH-LHR
$390
9/22Sun
1 stopWestJet
35h 50mIAH-LHR
$391
11/25Mon
1 stopWestJet
36h 35mIAH-LHR
$392
9/22Sun
1 stopIberia
11h 27mIAH-LHR
$394
10/15Tue
nonstopFinnair
9h 10mIAH-LHR
$402
9/22Sun
1 stopBritish Airways
12h 12mIAH-LHR
$403
9/22Sun
1 stopBritish Airways
12h 06mHOU-LHR
$403
7/16Tue
nonstopFinnair
9h 15mIAH-LHR
$475

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.
6/3Mon
multi-stop
22h 20mIAH-LHR
6/10Mon
multi-stop
32h 09mLHR-IAH
$962
6/3Mon
multi-stop
28h 23mIAH-LHR
6/10Mon
multi-stop
35h 31mLHR-IAH
$1,014
6/3Mon
nonstopUnited Airlines
9h 10mIAH-LHR
6/12Wed
multi-stopUnited Airlines
15h 35mLHR-IAH
$1,349
6/4Tue
multi-stopAmerican Airlines
16h 14mIAH-LHR
6/13Thu
nonstopAmerican Airlines
10h 20mLHR-IAH
$1,350
6/3Mon
multi-stopUnited Airlines
16h 40mIAH-LHR
6/12Wed
multi-stopUnited Airlines
15h 35mLHR-IAH
$1,353
6/4Tue
multi-stopAmerican Airlines
12h 26mIAH-LHR
6/13Thu
multi-stopAmerican Airlines
13h 59mLHR-IAH
$1,359
6/4Tue
multi-stopBritish Airways
13h 43mHOU-LHR
6/11Tue
multi-stopBritish Airways
12h 50mLHR-HOU
$1,362
6/4Tue
multi-stopAir Canada
16h 05mIAH-LHR
6/13Thu
multi-stopAir Canada
18h 01mLHR-IAH
$1,368
6/3Mon
multi-stopBritish Airways
11h 58mHOU-LHR
6/9Sun
multi-stopBritish Airways
13h 55mLHR-HOU
$1,412
6/3Mon
multi-stopAir Canada
14h 30mIAH-LHR
6/10Mon
multi-stopAir Canada
18h 01mLHR-IAH
$1,418

Search by stops

Search by airline

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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