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

Return flights

27 Oct - 06 Nov	Air France
19 Oct - 06 Nov	Delta
13 Oct - 27 Oct	Lufthansa
13 Oct - 08 Nov	SWISS
14 Oct - 08 Nov	SWISS
21 Oct - 30 Oct	SWISS
20 Oct - 29 Oct	Brussels Airlines
19 Oct - 08 Nov	United
07 Oct - 01 Nov	TAP	direct
12 Oct - 30 Oct	Lufthansa
06 Oct - 15 Oct	SWISS
08 Oct - 16 Oct	SWISS
21 Oct - 30 Oct	TAP	direct
25 Oct - 15 Nov	TAP	direct
11 Oct - 01 Nov	TAP	direct
28 Oct - 01 Nov	TAP	direct
12 Oct - 01 Nov	TAP	direct
17 Oct - 30 Oct	Air Canada
11 Oct - 30 Oct	TAP	direct
24 Oct - 30 Oct	Delta

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

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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Cheapest return flights from Los Angeles to Lisbon in October from 409€

Return flights