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

Return flights

03 Mar - 10 Mar	Air Canada
03 Mar - 12 Mar	United
03 Mar - 13 Mar	United
24 Mar - 07 Apr	Air Canada
18 Mar - 23 Mar	British Airways
23 Mar - 03 Apr	Air Canada
22 Mar - 09 Apr	United
18 Mar - 31 Mar	British Airways
11 Mar - 18 Mar	British Airways
02 Mar - 09 Mar	British Airways
25 Mar - 01 Apr	British Airways
17 Mar - 07 Apr	British Airways
05 Mar - 15 Mar	Air Canada
24 Mar - 09 Apr	British Airways
04 Mar - 08 Mar	British Airways
02 Mar - 08 Mar	British Airways
24 Mar - 06 Apr	Air Canada
24 Mar - 05 Apr	Air Canada
27 Mar - 01 Apr	British Airways
20 Mar - 09 Apr	British Airways

Also check the deals for one-way flights from New York 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 New York to Barcelona in March from $356

Return flights