🇺🇸 IAH
Houston
4859 mi
LHR 🇬🇧
London

Houston to London Flights

George Bush Intercontinental Houston Airport London Heathrow Airport 2 airlines

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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.

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Departure Airport

George Bush Intercontinental Houston Airport

ICAO Code:
KIAH
IATA Code:
IAH
City:
🇺🇸 Houston
Country:
US
Elevation:
97 ft

Destination Airport

London Heathrow Airport

ICAO Code:
EGLL
IATA Code:
LHR
City:
🇬🇧 London
Country:
GB
Elevation:
83 ft

2

Operators

3

Tracked Flights

4859

Miles

8h 33m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
British Airways BAW BA
United UAL UA

Flight Schedule Pattern

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

3 Tracked Flights:
Data Points: 44
API observations used to build this analysis
Weekdays: 30 flights
Weekend: 14 flights
Business Route More active on weekdays

All Flight Routes

2 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
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
Total Routes: 2
Active Routes: 2
Unique Airlines: 2
Aircraft Types: 2

Spotted Departure Times

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).

Total Departure Times: 2
Time Range:
16:20 - 21:05
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.