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

Return flights

06 May - 12 May	United
04 May - 18 May	Air Canada
15 May - 20 May	Air Canada
07 May - 14 May	Air Canada
02 May - 20 May	Lufthansa
07 May - 11 May	Air Canada
19 May - 13 Jun	Air Canada
21 May - 26 May	Air Canada
16 May - 06 Jun	Air Canada
17 May - 29 May	Air France
21 May - 28 May	Air Canada
28 May - 02 Jun	United
29 May - 05 Jun	Air Canada
27 May - 01 Jun	Air Canada
14 May - 24 May	Air Canada
11 May - 06 Jun	Air Canada
20 May - 13 Jun	Lufthansa
22 May - 01 Jun	Air Canada
22 May - 07 Jun	Air France
30 May - 06 Jun	Delta

Also check the deals for one-way flights from New York to Madrid 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 Madrid in May from 393€

Return flights