Cheapest return flights from Phoenix to London in May from 624€

Best time to book flights for Phoenix (PHX) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Phoenix (PHX) to London (LHR) in May 2025 (see full year).

Return flights

03 May - 17 May jetBlue
03 May - 18 May jetBlue
08 May - 12 May Frontier Airlines
16 May - 20 May Frontier Airlines
01 May - 06 May Air Canada
21 May - 28 May Frontier Airlines
13 May - 17 May Frontier Airlines
01 May - 06 May Finnair direct
07 May - 17 May Frontier Airlines
21 May - 01 Jun Frontier Airlines
03 May - 18 May Finnair direct
26 May - 16 Jun jetBlue
16 May - 02 Jun Frontier Airlines
22 May - 06 Jun Frontier Airlines
22 May - 03 Jun Frontier Airlines
26 May - 06 Jun Air Canada
29 May - 01 Jun WestJet
16 May - 01 Jun Air Canada
26 May - 16 Jun Finnair direct
22 May - 03 Jun Finnair direct

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

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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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