Cheapest return flights from Houston to London in September from 385€

AirHint found the following cheapest return flights from Houston (HOU) to London (LGW) in September 2025 (see full year).

Return flights

28 Sep - 07 Oct Frontier Airlines
07 Sep - 12 Sep Spirit Airlines
25 Sep - 11 Oct Spirit Airlines
06 Sep - 20 Sep Spirit Airlines
27 Sep - 04 Oct Spirit Airlines
14 Sep - 20 Sep Spirit Airlines
23 Sep - 30 Sep Spirit Airlines
26 Sep - 29 Sep Frontier Airlines
08 Sep - 17 Sep Spirit Airlines
10 Sep - 27 Sep Spirit Airlines
24 Sep - 11 Oct Spirit Airlines
03 Sep - 11 Sep Spirit Airlines
03 Sep - 10 Sep Spirit Airlines
10 Sep - 22 Sep Spirit Airlines
28 Sep - 03 Oct Frontier Airlines
20 Sep - 04 Oct Spirit Airlines
25 Sep - 10 Oct Spirit 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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