Good to Know: LON to IAH Flights
Useful information for finding cheap flights from London All Airport to George Bush Intercontinental Houston and booking your next trip
Cheapest Round Trip Flight
£1215
United Airlines• 1 stop • 22h 30mOct 07 – Oct 16
The cheapest round trip flight from London All Airport to George Bush Intercontinental Houston is currently £1215
Cheapest Direct Flight
£1202
American Airlines• nonstop• 17hOct 07
The cheapest nonstop flight from London All Airport to George Bush Intercontinental Houston is currently £1202
Fastest Flight
16h 55m
The fastest nonstop flight from London All Airport to George Bush Intercontinental Houston takes 16h 55m
Best Flight Deals from London to Houston
Explore the lowest round-trip fares from London to Houston. We've compared hundreds of airlines and travel sites so you don't have to.
Oct 07 - Oct 16, Economy
London → Houston
22h 30m
1:00 PM - 8:50 PM • 1 stop
London → Houston
15h 20m
8:15 PM - 11:35 AM • nonstop
United Airlines
Oct 07 - Oct 16, Economy
London → Houston
23h 41m
1:30 PM - 9:51 PM • 1 stop
London → Houston
15h 10m
3:30 PM - 6:40 AM • nonstop
British Airways
Oct 07 - Oct 16, Economy
London → Houston
23h 41m
1:30 PM - 9:51 PM • 1 stop
London → Houston
22h 5m
11:50 AM - 7:15 AM • 1 stop
British Airways
Oct 07 - Oct 16, Economy
London → Houston
27h 31m
1:05 PM - 11:56 PM • 1 stop
London → Houston
22h
5:50 PM - 1:10 PM • 1 stop
Delta Airlines
Oct 07 - Oct 16, Economy
London → Houston
27h 11m
12:45 PM - 11:16 PM • 1 stop
London → Houston
23h 20m
10:55 AM - 6:55 AM • 1 stop
British Airways
Whether you're moving or just visiting, here are some of the best one-way flight options from LON to IAH—searched and filtered with flexibility in mind.
Need to fly soon? We've surfaced some of the most affordable last-minute flights from London to Houston, ideal for urgent plans or spontaneous trips.
Looking for the fastest way to Houston? These direct flight options from LON to IAH offer both convenience and value—no layovers, just straight to your destination.
Oct 07 - Oct 16, Economy
London → Houston
17h
9:25 AM - 1:45 PM • nonstop
London → Houston
15h 10m
3:30 PM - 6:40 AM • nonstop
American Airlines
Oct 07 - Oct 16, Economy
London → Houston
17h
9:25 AM - 1:45 PM • nonstop
London → Houston
15h 10m
3:30 PM - 6:40 AM • nonstop
Iberia Airlines
Oct 07 - Oct 16, Economy
London → Houston
17h 5m
2:50 PM - 7:15 PM • nonstop
London → Houston
15h 10m
3:30 PM - 6:40 AM • nonstop
British Airways
Oct 07 - Oct 16, Economy
London → Houston
17h
9:25 AM - 1:45 PM • nonstop
London → Houston
15h 10m
3:30 PM - 6:40 AM • nonstop
British Airways
Oct 07 - Oct 16, Economy
London → Houston
16h 55m
10:00 AM - 2:15 PM • nonstop
London → Houston
15h 20m
4:20 PM - 7:40 AM • nonstop
United Airlines
Flights from London to Houston
| Origin Airport | London All Airport, London, GB |
| Destination Airport | George Bush Intercontinental Houston , Houston, US |
| Distance | miles |
More Flight Options for London (LON) and Houston (IAH)
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