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

Return flights

03 Mar - 12 Mar	British Airways
14 Mar - 23 Mar	Scandinavian Airlines
03 Mar - 21 Mar	Scandinavian Airlines
12 Mar - 26 Mar	British Airways
13 Mar - 27 Mar	British Airways
03 Mar - 12 Mar	TAP	direct
03 Mar - 21 Mar	TAP	direct
04 Mar - 22 Mar	SWISS
15 Mar - 04 Apr	Air France
12 Mar - 26 Mar	TAP	direct
27 Mar - 04 Apr	British Airways

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

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 March from 408€

Return flights