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

Return flights

16 Nov - 27 Nov	Air Canada
24 Nov - 04 Dec	KLM
16 Nov - 03 Dec	KLM
05 Nov - 12 Nov	KLM
17 Nov - 27 Nov	Air France
18 Nov - 26 Nov	KLM
18 Nov - 25 Nov	Air France
12 Nov - 19 Nov	KLM
10 Nov - 20 Nov	KLM
26 Nov - 04 Dec	Air France
23 Nov - 11 Dec	Delta
09 Nov - 17 Nov	Virgin Atlantic
23 Nov - 12 Dec	Delta
26 Nov - 03 Dec	Air Canada
10 Nov - 21 Nov	Air Canada
10 Nov - 21 Nov	British Airways	direct
24 Nov - 04 Dec	British Airways	direct
16 Nov - 03 Dec	British Airways	direct
26 Nov - 05 Dec	British Airways
23 Nov - 07 Dec	Virgin Atlantic

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 $486

Return flights