Cheapest return flights from San Francisco to Lisbon in September from 590€

AirHint found the following cheapest return flights from San Francisco (SFO) to Lisbon (LIS) in September 2026 (see full year).

Return flights

09 Sep - 16 Sep Scandinavian Airlines
22 Sep - 30 Sep Turkish Airlines
10 Sep - 16 Sep Turkish Airlines
01 Sep - 01 Oct Turkish Airlines
10 Sep - 17 Sep Turkish Airlines
15 Sep - 22 Sep Scandinavian Airlines
01 Sep - 08 Sep Scandinavian Airlines
14 Sep - 05 Oct Turkish Airlines
29 Sep - 11 Oct Turkish Airlines
28 Sep - 20 Oct Delta
09 Sep - 16 Sep TAP direct
19 Sep - 25 Sep Delta
02 Sep - 09 Sep TAP direct
19 Sep - 03 Oct Scandinavian Airlines
18 Sep - 02 Oct KLM
19 Sep - 26 Sep Delta
13 Sep - 07 Oct Delta
19 Sep - 03 Oct TAP direct

Also check the deals for one-way flights from San Francisco to Lisbon in September.

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