
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $621 (Booking.com) |
One-way from | $261 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $762 |
Good round-trip deal | $665 or less |
Good one-way deal | $375 or less |
Fly from
Fly to
Route
Depart
Return
Price
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Mon 2/16
12:49 pm-10:15 am
1 stop15h 26m
London Heathrow
Tue 3/3
11:45 am-1:30 pm
1 stop31h 45m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Tue 2/17
5:25 pm-11:50 am
1 stop36h 25m
London Heathrow
Tue 2/24
6:50 am-8:19 pm
2 stops19h 29m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Wed 2/11
7:05 am-9:00 am
1 stop19h 55m
London Heathrow
Mon 2/23
5:35 pm-1:55 pm
1 stop26h 20m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Wed 4/1
7:05 am-6:45 am
2 stops17h 40m
London Heathrow
Tue 4/14
9:55 am-1:15 pm
1 stop33h 20m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Tue 5/5
5:24 am-6:45 am
1 stop19h 21m
London Heathrow
Wed 5/13
6:15 am-1:35 pm
1 stop13h 20m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Wed 4/15
9:48 am-6:25 am
1 stop14h 37m
London Heathrow
Tue 4/21
6:15 am-1:35 pm
1 stop13h 20m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Mon 2/9
4:20 pm-7:30 am
Nonstop9h 10m
London Heathrow
Tue 2/17
1:25 pm-9:39 pm
1 stop14h 14m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Mon 3/16
12:40 pm-6:20 am
1 stop12h 40m
London Heathrow
Thu 3/19
6:20 am-2:55 pm
1 stop13h 35m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Mon 3/16
12:40 pm-8:05 am
1 stop14h 25m
London Heathrow
Fri 3/20
6:20 am-2:55 pm
1 stop13h 35m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Thu 2/12
7:05 pm-10:15 am
Nonstop9h 10m
London Heathrow
Fri 2/20
9:30 am-6:15 pm
1 stop14h 45m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*1 star |
The best time to book flights from Houston George Bush Intcntl Airport to London Heathrow Airport is 89 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to London Heathrow Airport (average of $508). Flying from Houston George Bush Intcntl Airport to London Heathrow Airport in June is currently the most expensive (average of $905). 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.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston George Bush Intcntl Airport to London Heathrow Airport as you normally would.
About 24% of weekly flights between Houston and London have experienced delays in the past year, with the average delay time being 151 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, British Airways have had the lowest number of delays on this route, with just 17% of flights being delayed.
Boston (BOS) – chosen by Cheapflights users on 50% of 1-stop itineraries from Houston George Bush Intcntl Airport to London Heathrow Airport on Cheapflights.
Boston (BOS) is the most affordable 1-stop option, with an average round-trip price of $872.
Flights via Boston (BOS) have the shortest average one-way travel time for 1-stop routes: 12h 38m.
Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 8h 58m.
Food
Entertainment
Overall
Crew
Boarding
Comfort
Reviews
Matt,May 2025
LHR - MIA
Food
Entertainment
Overall
Crew
Boarding
Comfort
Reviews
Matt,May 2025
LHR - MIA
Food
Entertainment
Overall
Crew
Boarding
Comfort
Reviews
Matt,May 2025
LHR - MIA
Food
Entertainment
Overall
Crew
Boarding
Comfort
Reviews
Matt,May 2025
LHR - MIA
Food
Entertainment
Overall
Crew
Boarding
Comfort
Reviews
Matt,May 2025
LHR - MIA
Food
Entertainment
Overall
Crew
Boarding
Comfort
Reviews
Matt,May 2025
LHR - MIA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$101 | Average$783 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$521 | Average$892 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$552 | Average$876 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$565 | Average$904 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$572 | Average$799 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$579 | Average$787 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$587 | Average$746 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$607 | Average$1,112 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$613 | Average$744 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$697 | Average$908 | FlexibilityNo cancel fee | On-time76% |