£291 Cheap United flights from Houston to London (IAH→LHR)

View £291 flight on Tue, 2 Sep 2025Opens in a new window

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United flights from Houston to London (IAH→LHR)

Prices were available within the past 7 days and start at £291 for one-way flights and £386 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 3 Aug - Tue, 12 Aug
IAH
Houston
LHR
London
£386 Return, found 3 days ago
£386
Return
found 3 days ago
Select United flight, departing Sun, 3 Aug from Houston to London, returning Tue, 12 Aug, priced at £386 found 3 days ago
Flight from Houston to London route information
Origin airport
George Bush Intercontinental
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, JetBlue Airways, KLM, Lufthansa, Turkish Airlines, United, Virgin Atlantic, WestJet
Popular airline
Iberia
Distance
7718 km
Average flight time
15 hours 17 mins
*Available to Expedia members.