London (LHR) to Houston (IAH) flights

United Airlines, British Airways fly nonstop from London Heathrow Airport to George Bush Intercontinental Airport, with about 28 flights a week in July 2026. The 4,834-mile flight takes about 5h 31m gate to gate.

From
LHR
London
London Heathrow Airport
To
IAH
Houston
George Bush Intercontinental Airport
Distance
4,834 mi · 7,780 km
Flight time
5h 31m
Airlines
2
Seats filled
70%
Flights a week, July 2026
1,343 flights and 244,816 passengers in 12 months
IAHIAHLHR
Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying LHR to IAH

AirlineFlights a weekAircraftPassengers (12 months)Flight time
United Airlines14Boeing 777-200ER/200LR/233LR, Boeing 777-300/300ER/333ER130,08410h 16m
British Airways14Boeing 777-300/300ER/333ER, Boeing 787-9 Dreamliner, Boeing 787-10 Dreamliner114,7320m

Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.

Flights by month

MonthFlightsFlights, relativePassengers
August 2025110
22,711
September 2025115
19,226
October 2025118
23,762
November 2025107
15,936
December 2025108
21,722
January 2026106
18,524
February 202694
12,799
March 2026108
20,422
April 2026112
16,450
May 2026123
19,115
June 2026120
25,216
July 2026122
28,933

Related

Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.