Cheapest return flights from Houston to London in August from $596

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

Return flights

20 Aug - 03 Sep Spirit Airlines
20 Aug - 26 Aug Spirit Airlines
13 Aug - 20 Aug United
06 Aug - 20 Aug United
03 Aug - 19 Aug Air France
10 Aug - 25 Aug Air Canada
10 Aug - 19 Aug Air Canada
27 Aug - 13 Sep Spirit Airlines
10 Aug - 19 Aug British Airways direct
08 Aug - 22 Aug Air Canada
13 Aug - 20 Aug British Airways direct
03 Aug - 19 Aug United direct
20 Aug - 02 Sep Air Canada
16 Aug - 02 Sep Air Canada
26 Aug - 29 Sep Air Canada
27 Aug - 07 Sep Spirit Airlines
21 Aug - 04 Sep United
21 Aug - 02 Sep United
16 Aug - 02 Sep American Airlines direct
27 Aug - 07 Sep United direct

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

Skyscanner

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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