Cheapest return flights from Phoenix to London in May from $767

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

Return flights

05 May - 20 May jetBlue
13 May - 20 May Air Canada
05 May - 20 May British Airways direct
13 May - 20 May American Airlines direct
02 May - 19 May Finnair
06 May - 30 May jetBlue
02 May - 19 May Iberia direct
18 May - 13 Jun Scandinavian Airlines
09 May - 16 May British Airways direct
28 May - 20 Jun Air Canada
31 May - 13 Jun WestJet
06 May - 30 May Finnair direct
18 May - 13 Jun British Airways direct
31 May - 13 Jun American Airlines direct
28 May - 20 Jun British Airways 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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