Cheapest return flights from Houston to London in December from $540

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

Return flights

02 Dec - 10 Dec British Airways direct
09 Dec - 16 Dec British Airways direct
08 Dec - 16 Dec British Airways direct
03 Dec - 11 Dec British Airways direct
08 Dec - 25 Dec British Airways direct
02 Dec - 09 Dec British Airways direct
04 Dec - 12 Dec British Airways direct
01 Dec - 08 Dec British Airways direct
04 Dec - 11 Dec British Airways direct
04 Dec - 11 Dec Spirit Airlines
04 Dec - 29 Jan British Airways direct
30 Dec - 08 Jan Iberia
11 Dec - 29 Jan Air France
11 Dec - 29 Jan British Airways direct
30 Dec - 07 Jan Air France
10 Dec - 07 Jan Virgin Atlantic
24 Dec - 08 Jan Iberia
30 Dec - 08 Jan United direct
15 Dec - 08 Jan Air Canada
28 Dec - 07 Jan Air Canada

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

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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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