Cheapest return flights from San Francisco to Barcelona in May from $539

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

11 May - 20 May LEVEL direct
13 May - 20 May LEVEL direct
10 May - 20 May LEVEL direct
11 May - 13 May LEVEL direct
11 May - 31 May LEVEL direct
18 May - 25 May LEVEL direct
20 May - 27 May LEVEL direct
20 May - 31 May LEVEL direct
18 May - 05 Jun LEVEL direct
10 May - 24 May LEVEL direct
14 May - 21 May Condor
31 May - 14 Jun LEVEL direct
24 May - 07 Jun LEVEL direct
24 May - 08 Jun LEVEL direct
25 May - 10 Jun Scandinavian Airlines
25 May - 05 Jun Scandinavian Airlines
25 May - 01 Jun Scandinavian Airlines
27 May - 05 Jun WestJet
28 May - 04 Jun WestJet
27 May - 04 Jun WestJet

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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