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

Return flights

06 May - 13 May	TAP
09 May - 19 May	TAP
10 May - 20 May	TAP
12 May - 21 May	TAP
07 May - 14 May	TAP
06 May - 10 May	TAP
06 May - 17 May	TAP
13 May - 19 May	TAP
13 May - 22 May	TAP
06 May - 16 May	TAP
17 May - 04 Jun	TAP
26 May - 02 Jun	TAP
27 May - 03 Jun	TAP
26 May - 05 Jun	TAP
21 May - 05 Jun	TAP
16 May - 09 Jun	TAP
31 May - 09 Jun	TAP
21 May - 04 Jun	TAP
19 May - 04 Jun	United
25 May - 08 Jun	Scandinavian Airlines

Also check the deals for one-way flights from Newark 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 Newark to Barcelona in May from 326€

Return flights