Cheapest return flights from Phoenix to Barcelona in May from $649

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 May 2025 (see full year).

Return flights

09 May - 16 May Frontier Airlines
07 May - 14 May Air Canada
24 May - 03 Jun Frontier Airlines
09 May - 14 May Frontier Airlines
02 May - 11 May Frontier Airlines
02 May - 12 May Frontier Airlines
05 May - 12 May United
19 May - 26 May Air Canada
29 May - 07 Jun Air Canada
01 May - 16 May Air Canada
19 May - 31 May Air Canada
16 May - 27 May Air Canada
30 May - 06 Jun United

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

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 Barcelona

Cheap car rent in Barcelona