Cheapest return flights from Houston to London in January from 437€

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

Return flights

13 Jan - 20 Jan Austrian Airlines
22 Jan - 27 Jan WestJet
14 Jan - 21 Jan WestJet
21 Jan - 27 Jan Frontier Airlines
16 Jan - 27 Jan WestJet
15 Jan - 23 Jan WestJet
26 Jan - 06 Feb Spirit Airlines
22 Jan - 31 Jan WestJet
26 Jan - 01 Feb WestJet
25 Jan - 27 Jan Air Canada
29 Jan - 08 Feb WestJet
11 Jan - 05 Feb Lufthansa
07 Jan - 03 Feb Lufthansa
19 Jan - 29 Jan Air Canada
26 Jan - 02 Feb Virgin Atlantic
12 Jan - 19 Jan Lufthansa
11 Jan - 05 Feb British Airways direct
26 Jan - 06 Feb British Airways direct
26 Jan - 01 Feb British Airways direct
29 Jan - 08 Feb British Airways direct

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

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