Cheapest return flights from Houston to London in January from $509

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

Return flights

20 Jan - 30 Jan Air Canada
06 Jan - 13 Jan Air Canada
20 Jan - 27 Jan British Airways direct
05 Jan - 13 Jan British Airways direct
20 Jan - 25 Jan Air Canada
15 Jan - 19 Jan Virgin Atlantic
04 Jan - 12 Jan British Airways direct
20 Jan - 25 Jan British Airways direct
05 Jan - 12 Jan British Airways direct
15 Jan - 22 Jan British Airways direct
25 Jan - 01 Feb British Airways direct
30 Jan - 06 Feb British Airways direct
15 Jan - 07 Feb Air Canada
15 Jan - 07 Feb British Airways direct

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

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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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