Cheapest one-way flights from San Francisco to Barcelona in May from 193€

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

One-Way flights

03 May LEVEL direct
05 May LEVEL direct
04 May Alaska Airlines
13 May Brussels Airlines
20 May Brussels Airlines
09 May Alaska Airlines
08 May Alaska Airlines
27 May WestJet
26 May WestJet
29 May WestJet

Also check the deals for return 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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