Cheapest return flights from San Francisco to Barcelona in May from 409€

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 - 19 May TAP
09 May - 15 May TAP
13 May - 19 May TAP
04 May - 18 May LEVEL direct
15 May - 26 May TAP
17 May - 26 May TAP
03 May - 20 May LEVEL direct
17 May - 24 May Iberia direct
03 May - 24 May LEVEL direct
03 May - 12 May Iberia
13 May - 24 Jun LEVEL direct
24 May - 11 Jun TAP
18 May - 07 Jun Lufthansa
22 May - 05 Jun TAP
29 May - 03 Jun TAP
30 May - 02 Jun TAP
31 May - 07 Jun Air Canada
27 May - 08 Jun TAP
31 May - 08 Jun TAP
23 May - 06 Jun Aer Lingus

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