Cheapest return HOU–LGW flights, September

AirHint found the following cheapest return flights from Houston (HOU) to London (LGW) in September 2026 (see full year).

Return flights

02 Sep - 09 Sep Frontier Airlines
01 Sep - 09 Sep Frontier Airlines
07 Sep - 14 Sep WestJet
14 Sep - 21 Sep Frontier Airlines
08 Sep - 14 Sep Frontier Airlines
09 Sep - 29 Sep Frontier Airlines
14 Sep - 25 Sep Frontier Airlines
14 Sep - 14 Oct Frontier Airlines
09 Sep - 30 Sep Frontier Airlines
09 Sep - 06 Oct Frontier Airlines
08 Sep - 30 Sep Frontier Airlines
12 Sep - 19 Sep Frontier Airlines
26 Sep - 07 Oct Frontier Airlines
22 Sep - 19 Oct KLM
09 Sep - 01 Oct Frontier Airlines
09 Sep - 08 Oct Turkish Airlines
09 Sep - 05 Oct Frontier Airlines
27 Sep - 05 Oct Turkish Airlines

Also check the deals for one-way flights from Houston to London in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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