Cheapest return flights from Portland to London in January from 551€

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

Return flights

21 Jan - 18 Feb Delta
18 Jan - 31 Jan Lufthansa
29 Jan - 05 Feb Virgin Atlantic
14 Jan - 28 Jan Air Canada
13 Jan - 22 Jan Virgin Atlantic
14 Jan - 23 Jan Delta
19 Jan - 25 Jan Brussels Airlines
09 Jan - 16 Jan Lufthansa
08 Jan - 15 Jan Lufthansa
14 Jan - 23 Jan British Airways direct
16 Jan - 21 Jan Delta
09 Jan - 18 Feb Delta
16 Jan - 21 Jan British Airways direct

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

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