Cheapest return flights from Houston to London in December from $507

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

Return flights

08 Dec - 16 Dec Air France
02 Dec - 10 Dec KLM
03 Dec - 24 Dec Air Canada
01 Dec - 20 Jan British Airways direct
03 Dec - 23 Dec British Airways
10 Dec - 19 Dec British Airways
01 Dec - 08 Dec Air Canada
07 Dec - 14 Dec Air France
06 Dec - 08 Dec Air Canada
02 Dec - 10 Dec British Airways direct
01 Dec - 08 Dec British Airways direct
08 Dec - 12 Jan British Airways direct
08 Dec - 12 Jan Air France
29 Dec - 21 Jan Delta
31 Dec - 07 Jan British Airways
15 Dec - 10 Jan Air Canada
12 Dec - 11 Jan American Airlines
14 Dec - 11 Jan British Airways direct
16 Dec - 06 Jan Virgin Atlantic
23 Dec - 08 Jan British Airways

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

Skyscanner

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.

Book a cheap hotel in London

Cheap car rent in London

Feel free to contact us with any feedback or request another flight research.