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

Return flights

10 Nov - 17 Nov	Air Canada
11 Nov - 18 Nov	United
11 Nov - 18 Nov	British Airways	direct
06 Nov - 13 Nov	United
10 Nov - 17 Nov	American Airlines	direct
06 Nov - 13 Nov	British Airways	direct
20 Nov - 27 Nov	United
21 Nov - 01 Dec	Air Canada
01 Nov - 08 Nov	United
21 Nov - 28 Nov	United
20 Nov - 27 Nov	British Airways	direct
21 Nov - 01 Dec	Austrian Airlines	direct

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

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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Cheapest return flights from Houston to London in November from $612

Return flights