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

Return flights

01 Mar - 17 Mar	Iberia	direct
15 Mar - 19 Mar	Iberia	direct
05 Mar - 15 Mar	Iberia	direct
17 Mar - 26 Mar	Iberia	direct
08 Mar - 22 Mar	Iberia	direct
12 Mar - 19 Mar	Iberia	direct
14 Mar - 17 Mar	Scandinavian Airlines
25 Mar - 03 Apr	Brussels Airlines
26 Mar - 30 Mar	Iberia
26 Mar - 02 Apr	SWISS
30 Mar - 12 Apr	Iberia	direct
26 Mar - 02 Apr	Iberia	direct
31 Mar - 10 Apr	TAP
26 Mar - 30 Mar	Iberia	direct
30 Mar - 10 Apr	Iberia
14 Mar - 19 Mar	ITA Airways
29 Mar - 12 Apr	Iberia	direct
30 Mar - 10 Apr	Iberia	direct
27 Mar - 04 Apr	Turkish Airlines
27 Mar - 05 Apr	Turkish Airlines

Also check the deals for one-way flights from Los Angeles to Barcelona 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 Barcelona in March from $439

Return flights