Cheapest return flights from Houston to London in September from 515€

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

Return flights

23 Sep - 07 Oct Austrian Airlines direct
10 Sep - 30 Sep British Airways direct
20 Sep - 04 Oct British Airways direct
04 Sep - 20 Sep Air Canada
04 Sep - 20 Sep Finnair direct
07 Sep - 12 Sep Brussels Airlines
07 Sep - 12 Sep Finnair direct

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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