Cheapest return flights from Los Angeles to Lisbon in September from 438€

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

Return flights

22 Sep - 29 Sep SWISS
24 Sep - 08 Oct SWISS
23 Sep - 14 Oct British Airways
17 Sep - 14 Oct British Airways
19 Sep - 24 Sep Norse Atlantic Airways (UK)
06 Sep - 13 Sep Norse Atlantic Airways (UK)
10 Sep - 18 Sep Norse Atlantic Airways
05 Sep - 12 Sep Norse Atlantic Airways
23 Sep - 03 Oct British Airways
30 Sep - 15 Oct Aer Lingus
10 Sep - 15 Sep Norse Atlantic Airways
10 Sep - 20 Sep Norse Atlantic Airways
23 Sep - 06 Oct British Airways
26 Sep - 05 Oct FrenchBee
20 Sep - 26 Sep Norse Atlantic Airways (UK)
19 Sep - 06 Oct FrenchBee
20 Sep - 07 Oct Norse Atlantic Airways (UK)
28 Sep - 09 Oct Delta
19 Sep - 21 Sep Norse Atlantic Airways
06 Sep - 12 Sep Norse Atlantic Airways (UK)

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

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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.