Cheapest one-way flights from San Francisco to Barcelona in May from $371

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

One-Way flights

07 May TAP
26 May TAP
18 May Scandinavian Airlines
22 May TAP
23 May TAP
07 May Iberia For Level direct
21 May Iberia direct
18 May United direct
23 May Iberia For Level direct

Also check the deals for return 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.

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