Cheapest one-way flights from San Francisco to Lisbon in April from $245

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Lisbon (LIS) in April 2026 (see full year).

One-Way flights

05 Apr British Airways
21 Apr British Airways
01 Apr British Airways
13 Apr British Airways
15 Apr British Airways
08 Apr British Airways
22 Apr British Airways
12 Apr British Airways
11 Apr British Airways
09 Apr British Airways

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

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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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