Cheapest one-way flights from San Francisco to Lisbon in August from $298

Best time to book flights for San Francisco (SFO) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Lisbon (LIS) in August 2025 (see full year).

One-Way flights

16 Aug Iberia
14 Aug Iberia
17 Aug LEVEL
19 Aug Vueling Airlines
10 Aug Iberia
02 Aug Iberia
03 Aug Iberia
14 Aug TAP direct
09 Aug Iberia
07 Aug TAP direct

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

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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