Cheapest return flights from San Francisco to Barcelona in May from $459

Best time to book flights for San Francisco (SFO) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest return flights from San Francisco (SFO) to Barcelona (BCN) in May 2025 (see full year).

Return flights

06 May - 10 May LEVEL direct
06 May - 22 May LEVEL direct
06 May - 13 May LEVEL direct
05 May - 13 May Scandinavian Airlines
06 May - 15 May LEVEL direct
08 May - 10 May LEVEL direct
10 May - 22 May LEVEL direct
10 May - 13 May LEVEL direct
10 May - 15 May LEVEL direct
06 May - 24 May LEVEL direct
25 May - 03 Jun LEVEL direct
24 May - 03 Jun LEVEL direct
29 May - 03 Jun LEVEL direct
25 May - 08 Jun LEVEL direct
24 May - 08 Jun LEVEL direct
29 May - 08 Jun LEVEL direct
25 May - 15 Jun LEVEL direct
29 May - 17 Jun LEVEL direct
29 May - 15 Jun LEVEL direct
29 May - 19 Jun LEVEL direct

Also check the deals for one-way flights from San Francisco to Barcelona 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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