Cheapest return flights from Houston to London in December from $494

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

Return flights

04 Dec - 08 Dec Spirit Airlines
03 Dec - 08 Dec Spirit Airlines
11 Dec - 09 Jan Spirit Airlines
15 Dec - 10 Jan Spirit Airlines
03 Dec - 10 Dec Spirit Airlines
03 Dec - 09 Dec Spirit Airlines
08 Dec - 15 Dec Spirit Airlines
05 Dec - 10 Dec Spirit Airlines
04 Dec - 10 Dec Spirit Airlines
03 Dec - 07 Dec Spirit Airlines
12 Dec - 15 Dec Spirit Airlines
11 Dec - 15 Dec Spirit Airlines
26 Dec - 10 Jan Spirit Airlines
15 Dec - 04 Jan Spirit Airlines
03 Dec - 08 Jan Turkish Airlines
23 Dec - 04 Jan Spirit Airlines
22 Dec - 04 Jan Spirit Airlines
22 Dec - 02 Jan Spirit Airlines
21 Dec - 04 Jan Spirit Airlines
27 Dec - 05 Jan Spirit Airlines

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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