Cheapest return flights from Phoenix to London in September from 398€

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

Return flights

03 Sep - 16 Sep Virgin Atlantic
10 Sep - 16 Sep Lufthansa
09 Sep - 16 Sep Lufthansa
09 Sep - 16 Sep Finnair direct
30 Sep - 07 Oct British Airways direct
02 Sep - 09 Sep Delta
07 Sep - 23 Sep British Airways direct
03 Sep - 10 Sep British Airways direct
02 Sep - 09 Sep British Airways direct
24 Sep - 01 Oct British Airways direct
22 Sep - 03 Oct British Airways direct
14 Sep - 01 Oct Delta
09 Sep - 14 Sep Lufthansa
25 Sep - 01 Oct Lufthansa
07 Sep - 14 Sep British Airways direct
27 Sep - 04 Oct British Airways direct

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

Skyscanner

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.

Book a cheap hotel in London

Cheap car rent in London

Feel free to contact us with any feedback or request another flight research.