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

Return flights

08 May - 15 May	TAP
09 May - 16 May	TAP
06 May - 13 May	ITA Airways
05 May - 16 May	TAP
08 May - 23 May	TAP
01 May - 06 May	ITA Airways
01 May - 11 May	ITA Airways
02 May - 12 May	ITA Airways
13 May - 20 May	Air Canada
08 May - 20 May	FrenchBee
05 May - 04 Jun	Aer Lingus
03 May - 05 Jun	Aer Lingus
12 May - 04 Jun	Lufthansa
13 May - 05 Jun	Brussels Airlines
27 May - 03 Jun	Spirit Airlines
16 May - 06 Jun	Spirit Airlines
29 May - 05 Jun	Spirit Airlines
30 May - 06 Jun	TAP
03 May - 05 Jun	LEVEL	direct
31 May - 15 Jun	TAP

Also check the deals for one-way flights from Los Angeles to Barcelona 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 Barcelona in May from 374€

Return flights