Cheapest return flights from Phoenix to Barcelona in September from $565

Best time to book flights for Phoenix (PHX) to Barcelona (BCN) flights at AirHint

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

Return flights

23 Sep - 30 Sep Air Canada
21 Sep - 06 Oct Air Canada
17 Sep - 24 Sep Air Canada
22 Sep - 29 Sep British Airways
02 Sep - 09 Sep Air Canada
03 Sep - 10 Sep Air Canada
09 Sep - 16 Sep Air Canada
10 Sep - 17 Sep Air Canada
16 Sep - 23 Sep Air Canada
19 Sep - 26 Sep Air Canada
26 Sep - 03 Oct Air Canada
28 Sep - 05 Oct Air Canada
29 Sep - 06 Oct Air Canada
20 Sep - 05 Oct Air Canada
21 Sep - 28 Sep Iberia
25 Sep - 02 Oct British Airways
27 Sep - 04 Oct Air Canada

Also check the deals for one-way flights from Phoenix to Barcelona 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.

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