AirHint found the following cheapest return flights from New York (LGA) to Barcelona (BCN) in May 2026 (see full year).

Return flights

09 May - 20 May	Air Canada
06 May - 13 May	Air Canada
10 May - 17 May	KLM
06 May - 11 May	Air Canada
02 May - 13 May	United
04 May - 11 May	Air Canada
11 May - 19 May	Air Canada
03 May - 20 May	Air Canada
11 May - 18 May	KLM
12 May - 19 May	Air Canada
14 May - 06 Jun	British Airways
06 May - 03 Jun	Air Canada
31 May - 09 Jun	Lufthansa
27 May - 20 Jun	Lufthansa
26 May - 20 Jun	Lufthansa
13 May - 06 Jun	Air Canada
19 May - 13 Jun	Air Canada
19 May - 02 Jun	United
11 May - 06 Jun	Lufthansa
19 May - 05 Jun	Lufthansa

Also check the deals for one-way flights from New York 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 New York to Barcelona in May from $394

Return flights