Cheapest return flights from Phoenix to London in January from $544

AirHint found the following cheapest return flights from Phoenix (PHX) to London (LGW) in January 2026 (see full year).

Return flights

12 Jan - 23 Jan Frontier Airlines
13 Jan - 07 Feb Frontier Airlines
15 Jan - 07 Feb Frontier Airlines
11 Jan - 27 Jan Frontier Airlines
12 Jan - 18 Jan Frontier Airlines
11 Jan - 31 Jan Frontier Airlines
16 Jan - 26 Jan Frontier Airlines
10 Jan - 20 Jan Frontier Airlines
09 Jan - 18 Jan Frontier Airlines
06 Jan - 14 Jan Frontier Airlines
13 Jan - 17 Jan Hawaiian Airlines
17 Jan - 07 Feb Turkish Airlines
17 Jan - 16 Feb Turkish Airlines
01 Jan - 24 Jan Frontier Airlines

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

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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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