Cheapest one-way flights from San Francisco to Barcelona in April from $275

Best time to book flights for San Francisco (SFO) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Barcelona (BCN) in April 2025 (see full year).

One-Way flights

28 Apr Frontier Airlines
08 Apr LEVEL direct
27 Apr Frontier Airlines
29 Apr Alaska Airlines
07 Apr Frontier Airlines
15 Apr Iberia direct
30 Apr Hawaiian Airlines
25 Apr Frontier Airlines
12 Apr TAP
14 Apr Frontier Airlines

Also check the deals for return flights from San Francisco to Barcelona in April.

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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