Cheapest one-way flights from San Francisco to Barcelona in May from 309€

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

One-Way flights

11 May Alaska Airlines
13 May Alaska Airlines
16 May Alaska Airlines
08 May TAP
22 May TAP
16 May Iberia For Level direct
08 May United 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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