Cheapest return flights from Phoenix to London in September from $743

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

Return flights

26 Sep - 03 Oct jetBlue
15 Sep - 23 Sep jetBlue
08 Sep - 15 Sep jetBlue
08 Sep - 23 Sep jetBlue
24 Sep - 29 Sep jetBlue
15 Sep - 27 Sep jetBlue
16 Sep - 25 Sep jetBlue
16 Sep - 22 Sep jetBlue
16 Sep - 27 Sep jetBlue
26 Sep - 06 Oct jetBlue
28 Sep - 05 Oct jetBlue
30 Sep - 06 Oct jetBlue
16 Sep - 26 Sep jetBlue
15 Sep - 26 Sep jetBlue
25 Sep - 05 Oct jetBlue
30 Sep - 06 Oct Finnair direct
28 Sep - 05 Oct American Airlines direct
26 Sep - 06 Oct Iberia direct
25 Sep - 05 Oct Iberia direct
26 Sep - 03 Oct Finnair direct

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

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