Cheap flights from London Heathrow Airport to Houston George Bush Intcntl Airport from £409
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IAH
25 Nov — 2 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Houston George Bush Intcntl are usually found in January or February, booked 64 days in advance, depart on a Thursday or Saturday and return on a Monday
Cheap flight deals from Heathrow to George Bush Intcntl
Enter your travel dates to find the best prices.
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Cheapest flights from Heathrow to George Bush Intcntl
Explore the most affordable flight options available from Heathrow to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2026.
Sat 21/1112:15 -
3 stops26h 07m
Wed 9/1206:00 -
3 stops31h 30m
Deal found 22/10£569
Fri 20/1106:20 -
2 stops32h 24m
Mon 7/1210:57 -
1 stop13h 33m
Deal found 24/10£570
Thu 26/1106:30 -
2 stops16h 44m
Sat 5/1220:40 -
2 stops27h 45m
Deal found 23/10£576
Thu 19/1110:50 -
2 stops28h 52m
Wed 2/1209:41 -
1 stop14h 44m
Deal found 22/10£578
Mon 7/1209:40 -
2 stops29h 05m
Mon 14/1210:57 -
1 stop19h 38m
Deal found 23/10£581
Fri 20/1108:40 -
3 stops34h 07m
Thu 3/1209:41 -
1 stop14h 44m
Deal found 23/10£581
Thu 19/1115:40 -
1 stop23h 04m
Thu 26/1114:37 -
2 stops33h 53m
Deal found 22/10£583
Wed 18/1106:40 -
2 stops21h 19m
Fri 11/1210:07 -
2 stops23h 53m
Deal found 26/10£584
Wed 16/1206:40 -
2 stops23h 22m
Thu 7/111:50 -
2 stops24h 40m
Deal found 22/10£585
Wed 18/1112:15 -
2 stops26h 59m
Wed 25/1105:01 -
2 stops32h 29m
Deal found 21/10£586
Fri 6/1115:50 -
2 stops35h 55m
Mon 16/1114:32 -
1 stop16h 03m
Deal found 22/10£588
Best flights from Heathrow to George Bush Intcntl
Discover carefully curated flight deals from Heathrow to George Bush Intcntl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.
Mon 8/206:40 -
2 stops23h 18m
Mon 15/211:50 -
3 stops27h 45m
Deal found 21/10£594
Mon 9/1108:05 -
1 stop14h 21m
Sat 14/1112:08 -
1 stop15h 22m
Deal found 22/10£699
Mon 22/206:35 -
1 stop15h 45m
Sat 27/211:55 -
2 stops15h 15m
Deal found 25/10£735
Fri 12/206:30 -
1 stop13h 30m
Sat 27/212:10 -
1 stop11h 45m
Deal found 22/10£737
Wed 10/206:40 -
2 stops23h 18m
Thu 25/213:15 -
2 stops20h 45m
Deal found 22/10£596
Mon 9/1106:40 -
2 stops21h 19m
Thu 12/1116:15 -
3 stops23h 05m
Deal found 25/10£652
Mon 11/107:30 -
2 stops17h 19m
Sun 17/117:10 -
1 stop12h 50m
Deal found 23/10£741
Sat 5/1212:05 -
Nonstop10h 35m
Mon 21/1216:30 -
Nonstop9h 10m
Deal found 21/10£750
Mon 23/1107:05 -
3 stops22h 54m
Sun 6/1210:07 -
2 stops25h 33m
Deal found 25/10£694
Thu 17/1212:05 -
Nonstop10h 35m
Mon 28/1210:05 -
1 stop15h 50m
Deal found 21/10£750
Tue 17/1110:20 -
2 stops19h 30m
Mon 23/1110:00 -
3 stops24h 25m
Deal found 25/10£734
Mon 7/1212:05 -
Nonstop10h 35m
Mon 14/1219:00 -
Nonstop9h 15m
Deal found 23/10£752
Direct flights from Heathrow to George Bush Intcntl
Explore direct flight options from Heathrow to George Bush Intcntl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 October 2026.
Tue 26/109:35 -
Nonstop10h 30m
Thu 4/215:50 -
Nonstop9h 00m
Deal found 26/10£569
Sun 22/1109:35 -
Nonstop10h 30m
Sat 28/1115:50 -
Nonstop9h 00m
Deal found 25/10£672
Wed 25/1109:35 -
Nonstop10h 30m
Wed 9/1215:50 -
Nonstop9h 00m
Deal found 25/10£700
Mon 23/1112:05 -
Nonstop10h 35m
Mon 30/1116:25 -
Nonstop9h 15m
Deal found 25/10£702
Mon 23/1110:00 -
Nonstop10h 40m
Mon 30/1119:00 -
Nonstop9h 15m
Deal found 23/10£702
Mon 23/1109:35 -
Nonstop10h 30m
Mon 30/1115:50 -
Nonstop9h 00m
Deal found 24/10£705
Tue 26/115:25 -
Nonstop10h 30m
Thu 4/215:50 -
Nonstop9h 00m
Deal found 22/10£708
Sat 5/1210:00 -
Nonstop10h 35m
Mon 21/1216:30 -
Nonstop9h 10m
Deal found 21/10£710
Thu 22/414:50 -
Nonstop10h 30m
Fri 30/415:30 -
Nonstop9h 10m
Deal found 25/10£711
Sat 21/1115:25 -
Nonstop10h 30m
Sat 28/1121:40 -
Nonstop9h 00m
Deal found 24/10£712
Mon 23/1109:35 -
Nonstop10h 30m
Sun 6/1215:50 -
Nonstop9h 00m
Deal found 25/10£713
Fri 20/1115:25 -
Nonstop10h 30m
Thu 3/1221:40 -
Nonstop9h 00m
Deal found 23/10£714
Last-minute flights from Heathrow to George Bush Intcntl
Discover last-minute flight deals from Heathrow to George Bush Intcntl. Data last updated 26 October 2026 and is based on user searches.
Fri 6/1115:50 -
2 stops35h 55m
Mon 16/1114:32 -
1 stop16h 03m
Deal found 22/10£588
Thu 12/1106:30 -
3 stops30h 53m
Sun 15/1114:32 -
1 stop16h 03m
Deal found 23/10£585
Wed 18/1106:40 -
2 stops21h 19m
Fri 11/1210:07 -
2 stops23h 53m
Deal found 26/10£584
Wed 18/1112:15 -
2 stops26h 59m
Wed 25/1105:01 -
2 stops32h 29m
Deal found 21/10£586
Thu 19/1110:50 -
2 stops28h 52m
Wed 2/1209:41 -
1 stop14h 44m
Deal found 22/10£578
Thu 19/1115:40 -
1 stop23h 04m
Thu 26/1114:37 -
2 stops33h 53m
Deal found 22/10£583
Fri 20/1106:20 -
2 stops32h 24m
Mon 7/1210:57 -
1 stop13h 33m
Deal found 24/10£570
Fri 20/1108:40 -
3 stops34h 07m
Thu 3/1209:41 -
1 stop14h 44m
Deal found 23/10£581
Sat 21/1112:15 -
3 stops26h 07m
Wed 9/1206:00 -
3 stops31h 30m
Deal found 22/10£569
Mon 23/1106:40 -
3 stops23h 19m
Mon 7/1210:07 -
2 stops29h 33m
Deal found 24/10£590
Thu 26/1106:30 -
2 stops16h 44m
Sat 5/1220:40 -
2 stops27h 45m
Deal found 23/10£576
One-way flights from Heathrow to George Bush Intcntl
Search for one-way flight options from Heathrow to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.
Fri 11/1215:15 -
2 stops48h 47m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 22/10£409
Wed 11/1120:50 -
3 stops46h 57m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 24/10£410
Tue 29/1220:35 -
2 stops41h 22m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 21/10£411
Sun 13/1219:55 -
2 stops44h 17m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 21/10£412
Tue 24/1106:40 -
3 stops23h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 25/10£412
Wed 18/1106:00 -
3 stops31h 23m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 21/10£414
Thu 19/1108:15 -
2 stops31h 09m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 25/10£417
Tue 1/1206:40 -
3 stops33h 31m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 23/10£418
Fri 20/1106:40 -
3 stops23h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 23/10£418
Thu 12/1114:50 -
2 stops50h 04m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 22/10£420
Fri 6/1115:15 -
2 stops52h 32m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 22/10£421
Find flight deals from Heathrow to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 October 2026.
Customise your flight search to find flights from Heathrow to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 26 October 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Wed 18/11
07:25-16:26
1 stop15h 01m
Houston George Bush Intcntl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£439
Fastest return journey
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Fri 13/11
08:05-16:26
1 stop14h 21m
Houston George Bush Intcntl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£439
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Mon 8/2
06:40-23:58
2 stops23h 18m
Houston George Bush Intcntl
Mon 15/2
11:50-21:35
3 stops27h 45m
£594
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Mon 29/3
11:20-10:37
2 stops29h 17m
Houston George Bush Intcntl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£595
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Wed 10/2
06:40-23:58
2 stops23h 18m
Houston George Bush Intcntl
Thu 25/2
13:15-16:00
2 stops20h 45m
£596
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Tue 8/12
08:15-10:36
2 stops32h 21m
Houston George Bush Intcntl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£598
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Sun 14/3
12:25-10:37
2 stops27h 12m
Houston George Bush Intcntl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£599
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Sun 14/3
08:15-10:37
2 stops31h 22m
Houston George Bush Intcntl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£599
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Tue 8/12
08:15-12:07
3 stops33h 52m
Houston George Bush Intcntl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£605
LondonHouston
LHR London Heathrow - IAH Houston George Bush Intcntl
LHRIAH
London Heathrow
Wed 30/12
18:00-17:18
1 stop29h 18m
Houston George Bush Intcntl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£645
Flights are sorted by cheapest return flights first.
Deals found on 24/10
Showing 1-10 of 20 resultsSorted by cheapest first
1
2
Best time to book a flight from Heathrow to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Heathrow with our price prediction graph.
LHR-IAH
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Houston George Bush Intcntl Airport
Prices
Airlines
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport?
The price you pay for your flight from London Heathrow Airport to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of £624). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in December is currently the most expensive (average of £1,000). 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 LHR to IAH?
Find hourly flight availability from Heathrow to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 October 2026.
When flying from London Heathrow Airport to Houston George Bush Intcntl Airport, 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 Heathrow Airport to Houston George Bush Intcntl Airport?
Airfare is below average for this route at the moment.
London Heathrow Airport to Houston George Bush Intcntl Airport flights typically cost between £649 and £946 in November.The cheapest return price found within the last 5 days was £563 on Multiple Airlines (23 Nov–6 Dec).
Weekly flight availability from London Heathrow Airport to Houston George Bush Intcntl Airport
Explore weekly flight availability from Heathrow to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 26 October 2026.
The most flights from LHR to IAH are scheduled on a Sunday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).
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.
What’s the top stopover airport for flights from London Heathrow Airport to Houston George Bush Intcntl Airport?
Share of one-stop return flights from London Heathrow Airport to Houston George Bush Intcntl Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.
New York (JFK) – chosen by Cheapflights users on 57% of one-stop itineraries from London Heathrow Airport to Houston George Bush Intcntl Airport on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Houston George Bush Intcntl Airport?
Average return fare for one-stop flights from London Heathrow Airport to Houston George Bush Intcntl Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Newark (EWR) is the most affordable one-stop option, with an average return flight price of £475.
What’s the fastest stopover option from London Heathrow Airport to Houston George Bush Intcntl Airport?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Houston George Bush Intcntl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Newark (EWR) have the shortest average one-way travel time for one-stop routes: 12h 43m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Houston George Bush Intcntl Airport?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Houston George Bush Intcntl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Newark (EWR) offer the fastest connection on this route, with an average stopover time of 1h 44m.
Reviews of airlines servicing George Bush Intcntl
Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated 26 October 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Houston George Bush Intcntl Airport, such as Austrian Airlines,United Airlines, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Flight was delayed 2 1/2 hours. they told us mechanical. Otherwise, fine service
Related info for your journey
Find useful and relevant information for your journey from Heathrow to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from London Heathrow Airport to Houston George Bush Intcntl Airport?
For as low as £699, Scandinavian Airlines can have you in Houston George Bush Intcntl Airport from London Heathrow Airport in 14h 21m. London Heathrow Airport and Houston George Bush Intcntl Airport are separated by a distance of 4820 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from London Heathrow Airport to Houston George Bush Intcntl Airport round-trip?
According to our current data, Frontier (£58), KLM (£365), and Virgin Atlantic (£388) offers the cheapest pricing from London Heathrow Airport to Houston George Bush Intcntl Airport. Users have found that Frontier is 93% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from London Heathrow Airport to Houston George Bush Intcntl Airport one-way?
The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as £385. However, be on the lookout for offers from British Airways and Finnair, as they are both options that can get you from London Heathrow Airport to Houston George Bush Intcntl Airport for a low price.
What are the most reliable airlines from London Heathrow Airport to Houston George Bush Intcntl Airport?
The top 3 most reliable airlines when flying from London Heathrow Airport to Houston George Bush Intcntl Airport are American Airlines (76%), Aer Lingus (76%) and Finnair (76%).
What are the cheapest flights from London Heathrow Airport to Houston George Bush Intcntl Airport?
Looking for the cheapest flight from London Heathrow Airport to Houston George Bush Intcntl Airport? While on average our users pay £1,049, our data indicates the cheapest price to be £541. The most popular route (London Heathrow - Houston George Bush Intcntl), is priced around £522.
Can I find deals for flights from Heathrow to George Bush Intcntl that include hotel bookings?
Yes. In addition to deals on Heathrow to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to George Bush Intcntl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to George Bush Intcntl.
Can I find deals for business class flights from Heathrow to George Bush Intcntl?
Yes. Cheapflights offers flight deals from Heathrow to George Bush Intcntl 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 Heathrow Airport to Houston George Bush Intcntl Airport?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of £624). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in December is currently the most expensive (average of £1,000). 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.
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Fly from Heathrow to George Bush Intcntl on these airlines
Choose from the following airlines for your flight from Heathrow to George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 26 October 2026.
Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 October 2026.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 26 October 2026.
Top 10 airlines flying from Heathrow to George Bush Intcntl
Discover the top 10 airlines that operate flights from Heathrow to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 26 October 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to George Bush Intcntl?
Cheapflights helps you search for flights from Heathrow to George Bush Intcntl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to George Bush Intcntl?
Cheapflights helps you find that perfect flight to George Bush Intcntl from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Heathrow to George Bush Intcntl with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to George Bush Intcntl flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Heathrow to George Bush Intcntl become cheaper?
Not ready to book yet? You can track prices for flights from Heathrow to George Bush Intcntl on Cheapflights with our Price Alert feature and get notified when better prices are available.
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