AirHint found the following cheapest return flights from Los Angeles (LAX) to Lisbon (LIS) in May 2026 (see full year).

Return flights

07 May - 14 May	Air Canada
08 May - 16 May	TAP	direct
08 May - 17 May	TAP	direct
02 May - 09 May	TAP	direct
05 May - 30 May	TAP	direct
08 May - 22 May	Iberia
09 May - 30 May	TAP	direct
14 May - 06 Jun	Lufthansa
04 May - 30 May	SWISS
06 May - 30 May	SWISS
01 May - 10 May	Iberia
21 May - 13 Jun	United
15 May - 06 Jun	Iberia
23 May - 13 Jun	Air Canada
22 May - 13 Jun	Air Canada
23 May - 13 Jun	TAP	direct
15 May - 06 Jun	TAP	direct

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

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 May from 478€

Return flights