Cheapest return flights from Los Angeles to Lisbon in September from 430€

AirHint found the following cheapest return flights from Los Angeles (LAX) to Lisbon (LIS) in September 2025 (see full year).

Return flights

23 Sep - 30 Sep SWISS
21 Sep - 01 Oct SWISS
18 Sep - 02 Oct SWISS
17 Sep - 22 Sep Lufthansa
10 Sep - 16 Sep Norse Atlantic Airways
02 Sep - 11 Sep SWISS
02 Sep - 09 Sep SWISS
07 Sep - 23 Sep Norse Atlantic Airways (UK)
01 Sep - 15 Sep Lufthansa
09 Sep - 21 Sep Norse Atlantic Airways
02 Sep - 10 Sep SWISS
01 Sep - 08 Sep Lufthansa
09 Sep - 30 Oct Norse Atlantic Airways
26 Sep - 06 Oct Delta
26 Sep - 04 Oct Delta
12 Sep - 03 Oct Norse Atlantic Airways (UK)
26 Sep - 05 Oct Norse Atlantic Airways
19 Sep - 03 Oct Scandinavian Airlines
10 Sep - 31 Oct Turkish Airlines
18 Sep - 03 Oct SWISS

Also check the deals for one-way flights from Los Angeles to Lisbon in September.

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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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