Check security wait times on the IAH Depart tab to manage your schedule efficiently before your flight to London.
Round-trip from | $662 (United Airlines) |
---|---|
One-way from | $253 (Mytrip) |
Popular in | June |
Cheapest in | February |
Average price | $1,047 |
Fly from
Fly to
Route
Depart
Return
Price
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Wed 8/13
9:50 am-5:55 am
1 stop14h 05m
London Heathrow
Tue 8/19
11:25 am-10:29 pm
1 stop17h 04m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Fri 8/15
9:00 pm-12:20 pm
Nonstop9h 20m
London Heathrow
Thu 8/28
2:50 pm-7:15 pm
Nonstop10h 25m
HoustonLondon
HOU - LHR
HOULHR
Houston Hobby
Mon 9/15
2:33 pm-9:00 am
1 stop12h 27m
London Heathrow
Fri 9/26
12:00 pm-8:11 pm
1 stop14h 11m
HoustonLondon
HOU - LHR
HOULHR
Houston Hobby
Wed 9/24
10:44 am-8:50 am
2 stops16h 06m
London Heathrow
Wed 10/1
9:35 am-10:24 pm
2 stops18h 49m
HoustonLondon
HOU - LHR
HOULHR
Houston Hobby
Sat 8/9
6:30 pm-6:25 am
1 stop29h 55m
London Heathrow
Thu 8/21
12:00 pm-7:55 pm
1 stop13h 55m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Tue 9/16
10:00 am-9:35 am
1 stop17h 35m
London Heathrow
Tue 9/23
8:45 am-8:13 pm
2 stops17h 28m
HoustonLondon
HOU - LHR
HOULHR
Houston Hobby
Sun 9/21
10:44 am-6:45 am
1 stop14h 01m
London Heathrow
Wed 10/8
9:20 am-4:27 pm
1 stop13h 07m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Wed 7/16
7:20 am-6:30 am
2 stops17h 10m
London Heathrow
Fri 8/29
6:50 am-7:36 pm
2 stops18h 46m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Tue 9/2
4:00 pm-1:45 pm
2 stops15h 45m
London Heathrow
Fri 9/12
6:15 am-5:34 pm
2 stops17h 19m
HoustonLondon
IAH - LHR
IAHLHR
Houston George Bush Intcntl
Fri 8/1
3:30 pm-6:40 am
Nonstop9h 10m
London Heathrow
Fri 8/8
3:00 pm-10:53 pm
1 stop13h 53m
The price you pay for your flight from Houston to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 78 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, November is the cheapest month in which you can book a flight from Houston to London Heathrow Airport (average of $661). Flying from Houston to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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.
One of the essential ways to save on airfare from Houston to London Heathrow Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 19% on airfare.
Travelers seeking maximum savings on their Houston to London Heathrow Airport flight should consider departing on Monday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
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Cheapest$581 | Average$726 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$582 | Average$783 | FlexibilityNo cancel fee | On-time72% | |
Cheapest$611 | Average$922 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$616 | Average$893 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$620 | Average$904 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$622 | Average$870 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$1,125 | Average$1,343 | FlexibilityNo cancel fee | On-time78% |