The Houston to London route connects George Bush Intercontinental Houston Airport (IAH) in US with London Heathrow Airport (LHR) in GB. This long-haul flight covers approximately 4859 miles (7820 km) with a typical flight time of 8h 33m. This route is served by 2 airlines: British Airways, United. AirportRoutes has tracked 3 unique flight numbers on this route.
Compare flight prices across hundreds of booking sites
Search IAH → LHR flightsOpens a live price search — just pick your dates
George Bush Intercontinental Houston Airport
KIAHIAHEGLLLHR2
Operators3
Tracked Flights4859
Miles8h 33m
Flight Duration| Airline | ICAO | IATA |
|---|---|---|
| British Airways |
BAW
|
BA
|
| United |
UAL
|
UA
|
| Day | Flights Observed | Frequency | Activity |
|---|---|---|---|
| Monday | 4 | 9% |
|
| Tuesday | 3 | 7% |
|
| Wednesday | 10 | 23% |
|
| Thursday | 8 | 18% |
|
| Friday | 5 | 11% |
|
| Saturday | 6 | 14% |
|
| Sunday | 8 | 18% |
|
Pattern Analysis
| Airline | Flight Numbers | Aircraft Type | Typical Time | Days Active | Last Seen | Status |
|---|---|---|---|---|---|---|
|
British Airways
BAW
/ BA
|
B77W | 21:05 9:05 PM (Representative) |
M
T
W
T
F
S
S
|
Jun 18, 2026 | Active | |
|
United
UAL
/ UA
|
B772 | 16:20 4:20 PM (Representative) |
M
T
W
T
F
S
S
|
Jun 18, 2026 | Active |
| Departure Time | Operator | ICAO | IATA |
|---|---|---|---|
| 16:20 4:20 PM | United |
UAL
|
UA
|
| 21:05 9:05 PM | British Airways |
BAW
|
BA
|
Time Information
Times are shown in the departure airport's local timezone (KIAH - America/Chicago).