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

Return flights

06 May - 12 May	United
04 May - 14 May	United
05 May - 14 May	United
12 May - 02 Jun	Air Canada
25 May - 02 Jun	Air Canada
28 May - 02 Jun	Air Canada
18 May - 31 May	Air Canada
21 May - 31 May	Air Canada
13 May - 24 May	Air Canada
04 May - 10 May	United
12 May - 19 May	Air Canada
05 May - 11 May	TAP
14 May - 20 May	Air Canada
29 May - 07 Jun	Scandinavian Airlines
25 May - 01 Jun	SWISS
22 May - 05 Jun	SWISS
31 May - 06 Jun	SWISS

Also check the deals for one-way flights from Madrid to Newark 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 Madrid to Newark in May from $399

Return flights