Cheapest return flights from Houston to London in August from $506

Best time to book flights for Houston (IAH) to London (LGW) flights at AirHint

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

Return flights

04 Aug - 25 Aug Spirit Airlines
18 Aug - 24 Aug Spirit Airlines
20 Aug - 26 Aug Spirit Airlines
20 Aug - 27 Aug Spirit Airlines
23 Aug - 26 Aug Spirit Airlines
24 Aug - 04 Sep Spirit Airlines
15 Aug - 23 Aug Spirit Airlines
02 Aug - 19 Aug Spirit Airlines
14 Aug - 24 Aug Spirit Airlines
21 Aug - 28 Aug Spirit Airlines
23 Aug - 07 Sep Spirit Airlines
11 Aug - 18 Aug Spirit Airlines
21 Aug - 05 Sep Spirit Airlines
29 Aug - 01 Sep Spirit Airlines
27 Aug - 01 Sep jetBlue

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

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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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