Cheapest return flights from San Francisco to Barcelona in May from 416€

AirHint found the following cheapest return flights from San Francisco (SFO) to Barcelona (BCN) in May 2026 (see full year).

Return flights

21 May - 28 May TAP
10 May - 25 May Scandinavian Airlines
21 May - 28 May Iberia For Level direct
24 May - 08 Jun Scandinavian Airlines

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

Feel free to contact us with any feedback or request another flight research.