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$308 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 8/20. 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 6/15
Sat 6/22

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 42,393,389 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
7:27 pm - 1:15 pmIAH-LHR
11h 48m1 stop
6:15 am - 1:35 pmLHR-IAH
13h 20m1 stop
$551Virgin Atlantic
Find Deal
Mon, Oct 14 - Wed, Oct 16
6:31 pm - 12:45 pmHOU-LHR
12h 14m1 stop
4:25 pm - 11:38 pmLHR-HOU
13h 13m1 stop
$558Iberia
Find Deal
Tue, Oct 1 - Fri, Oct 25
6:38 pm - 8:40 pmIAH-LHR
20h 02m2 stops
9:00 am - 10:59 pmLHR-IAH
19h 59m2 stops
$572Lufthansa
Find Deal
Mon, Oct 14 - Wed, Oct 16
4:30 pm - 7:40 amIAH-LHR
9h 10mnonstop
7:25 am - 4:40 pmLHR-IAH
15h 15m1 stop
$591United Airlines
Find Deal
Tue, Oct 8 - Tue, Oct 15
2:31 pm - 10:10 amIAH-LHR
13h 39m1 stop
7:25 am - 4:40 pmLHR-IAH
15h 15m1 stop
$595United Airlines
Find Deal
Tue, Oct 8 - Tue, Oct 15
3:35 pm - 6:50 amIAH-LHR
9h 15mnonstop
6:05 am - 7:25 pmLHR-IAH
19h 20m2 stops
$596British Airways
Find Deal
Mon, Oct 7 - Wed, Dec 18
6:26 pm - 6:45 amIAH-LHR
30h 19m1 stop
9:30 am - 11:21 amLHR-IAH
31h 51m1 stop
$598
Find Deal
Tue, Oct 1 - Fri, Oct 25
3:01 pm - 11:05 amIAH-LHR
14h 04m1 stop
6:05 am - 7:25 pmLHR-IAH
19h 20m2 stops
$601British Airways
Find Deal
Mon, Oct 7 - Wed, Dec 18
12:15 pm - 10:00 amIAH-LHR
15h 45m1 stop
2:05 pm - 11:59 pmLHR-IAH
15h 54m2 stops
$615
Find Deal
Wed, Sep 25 - Wed, Oct 2
6:38 pm - 5:40 pmIAH-LHR
17h 02m2 stops
7:10 pm - 5:23 pmLHR-IAH
28h 13m2 stops
$653Lufthansa
Find Deal
Mon, Oct 14 - Mon, Oct 21
11:13 am - 1:25 pmIAH-LHR
44h 12m2 stops
$308
Find Deal
Tue, Aug 20
9:36 am - 11:55 amIAH-LHR
20h 19m2 stops
$312
Find Deal
Tue, Aug 20
9:27 am - 11:55 amIAH-LHR
20h 28m2 stops
$313
Find Deal
Tue, Jul 23
8:00 am - 12:05 pmIAH-LHR
22h 05m1 stop
$426WestJet
Find Deal
Mon, Oct 14
12:08 pm - 6:30 amIAH-LHR
12h 22m1 stop
$432JetBlue
Find Deal
Sun, Oct 13
6:15 pm - 12:05 pmIAH-LHR
35h 50m1 stop
$437WestJet
Find Deal
Wed, Jun 19
12:15 pm - 10:00 amIAH-LHR
15h 45m1 stop
$443Air Canada
Find Deal
Sun, Sep 22
1:50 pm - 10:40 amIAH-LHR
14h 50m2 stops
$447United Airlines
Find Deal
Mon, Oct 21
10:05 am - 6:30 amIAH-LHR
14h 25m2 stops
$449Air Canada
Find Deal
Sun, Sep 22
12:10 pm - 6:30 amIAH-LHR
12h 20m1 stop
$467JetBlue
Find Deal
Mon, Jul 15
4:20 pm - 7:40 amIAH-LHR
9h 20mnonstop
7:25 am - 4:30 pmLHR-IAH
15h 05m1 stop
$851United Airlines
Find Deal
Tue, May 21 - Wed, May 29
12:06 pm - 10:00 amIAH-LHR
15h 54m2 stops
7:25 am - 4:30 pmLHR-IAH
15h 05m1 stop
$856United Airlines
Find Deal
Tue, May 21 - Wed, May 29
1:08 pm - 6:45 amIAH-LHR
11h 37m1 stop
6:15 am - 1:35 pmLHR-IAH
13h 20m1 stop
$862Delta
Find Deal
Tue, May 21 - Fri, May 31
5:15 am - 6:45 amIAH-LHR
19h 30m1 stop
6:15 am - 1:35 pmLHR-IAH
13h 20m1 stop
$863Delta
Find Deal
Sun, May 19 - Tue, Jun 4
9:55 am - 6:30 amIAH-LHR
14h 35m2 stops
2:05 pm - 11:21 amLHR-IAH
27h 16m1 stop
$869
Find Deal
Tue, May 21 - Wed, May 29
1:08 pm - 6:45 amIAH-LHR
11h 37m1 stop
5:35 pm - 1:35 pmLHR-IAH
26h 00m1 stop
$874Virgin Atlantic
Find Deal
Sun, May 19 - Mon, Jun 3
12:25 pm - 1:00 pmIAH-LHR
18h 35m2 stops
8:40 am - 8:18 pmLHR-IAH
17h 38m2 stops
$878SWISS
Find Deal
Tue, May 21 - Fri, May 31
9:55 am - 6:30 amIAH-LHR
14h 35m2 stops
9:30 am - 6:58 pmLHR-IAH
15h 28m2 stops
$879
Find Deal
Tue, May 21 - Wed, May 29
12:25 pm - 7:25 pmIAH-LHR
25h 00m2 stops
6:00 am - 8:18 pmLHR-IAH
20h 18m2 stops
$881SWISS
Find Deal
Tue, May 21 - Wed, Jun 12
12:20 pm - 11:10 amIAH-LHR
16h 50m2 stops
6:30 am - 1:25 pmLHR-IAH
12h 55m1 stop
$924Virgin Atlantic
Find Deal
Fri, May 17 - Sun, May 19
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
9:25 am - 1:45 pmLHR-IAH
10h 20mnonstop
$604British Airways
Find Deal
Tue, Oct 1 - Tue, Oct 15
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
9:30 am - 2:10 pmLHR-IAH
10h 40mnonstop
$606American Airlines
Find Deal
Mon, Oct 7 - Wed, Dec 18
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
9:25 am - 1:45 pmLHR-IAH
10h 20mnonstop
$654Iberia
Find Deal
Thu, Oct 3 - Tue, Oct 8
9:00 pm - 12:10 pmIAH-LHR
9h 10mnonstop
9:25 am - 1:45 pmLHR-IAH
10h 20mnonstop
$656Finnair
Find Deal
Thu, Oct 3 - Tue, Oct 8
9:05 pm - 12:15 pmIAH-LHR
9h 10mnonstop
9:25 am - 1:45 pmLHR-IAH
10h 20mnonstop
$684Finnair
Find Deal
Sat, Oct 12 - Tue, Oct 15
4:30 pm - 7:40 amIAH-LHR
9h 10mnonstop
1:40 pm - 5:55 pmLHR-IAH
10h 15mnonstop
$704Lufthansa
Find Deal
Thu, Oct 17 - Mon, Oct 21
8:25 pm - 11:35 amIAH-LHR
9h 10mnonstop
1:40 pm - 5:55 pmLHR-IAH
10h 15mnonstop
$734Lufthansa
Find Deal
Tue, Sep 10 - Wed, Oct 2
8:25 pm - 11:35 amIAH-LHR
9h 10mnonstop
9:20 am - 3:05 pmLHR-IAH
10h 45mnonstop
$762United Airlines
Find Deal
Fri, Aug 9 - Thu, Mar 20
4:30 pm - 7:40 amIAH-LHR
9h 10mnonstop
10:35 am - 2:50 pmLHR-IAH
10h 15mnonstop
$784United Airlines
Find Deal
Thu, Sep 5 - Thu, Sep 19
3:35 pm - 6:50 amIAH-LHR
9h 15mnonstop
2:50 pm - 6:59 pmLHR-IAH
10h 09mnonstop
$1,051Iberia
Find Deal
Thu, May 30 - Wed, Jun 5

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 $476 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 $631.

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 $1,512 and $1,212 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 $551 on Virgin Atlantic, followed by Iberia ($558). One-way flight deals have also been found from as low as $426 on WestJet and from $432 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 15m. 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 Thursday, 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 10m.

Good to know

Cheapest flight

$308
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 $308 for a one-way ticket and $551 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 Star Alliance 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.
8/20Tue
2 stops
44h 12mIAH-LHR
$308
8/20Tue
2 stops
20h 19mIAH-LHR
$312
7/23Tue
2 stops
20h 28mIAH-LHR
$313
10/14Mon
1 stopWestJet
22h 05mIAH-LHR
$426
10/13Sun
1 stopJetBlue
12h 22mIAH-LHR
$432
6/19Wed
1 stopWestJet
35h 50mIAH-LHR
$437
9/22Sun
1 stopAir Canada
15h 45mIAH-LHR
$443
10/21Mon
2 stopsUnited Airlines
14h 50mIAH-LHR
$447
9/22Sun
2 stopsAir Canada
14h 25mIAH-LHR
$449
7/15Mon
1 stopJetBlue
12h 20mIAH-LHR
$467

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.
5/21Tue
nonstopUnited Airlines
9h 20mIAH-LHR
5/29Wed
multi-stopUnited Airlines
15h 05mLHR-IAH
$851
5/21Tue
multi-stopUnited Airlines
15h 54mIAH-LHR
5/29Wed
multi-stopUnited Airlines
15h 05mLHR-IAH
$856
5/21Tue
multi-stopDelta
11h 37mIAH-LHR
5/31Fri
multi-stopDelta
13h 20mLHR-IAH
$862
5/19Sun
multi-stopDelta
19h 30mIAH-LHR
6/4Tue
multi-stopDelta
13h 20mLHR-IAH
$863
5/21Tue
multi-stop
14h 35mIAH-LHR
5/29Wed
multi-stop
27h 16mLHR-IAH
$869
5/19Sun
multi-stopVirgin Atlantic
11h 37mIAH-LHR
6/3Mon
multi-stopVirgin Atlantic
26h 00mLHR-IAH
$874
5/21Tue
multi-stopSWISS
18h 35mIAH-LHR
5/31Fri
multi-stopSWISS
17h 38mLHR-IAH
$878
5/21Tue
multi-stop
14h 35mIAH-LHR
5/29Wed
multi-stop
15h 28mLHR-IAH
$879
5/21Tue
multi-stopSWISS
25h 00mIAH-LHR
6/12Wed
multi-stopSWISS
20h 18mLHR-IAH
$881
5/17Fri
multi-stopVirgin Atlantic
16h 50mIAH-LHR
5/19Sun
multi-stopVirgin Atlantic
12h 55mLHR-IAH
$924

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

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