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

Return flights

02 Mar - 11 Mar	Austrian Airlines
02 Mar - 12 Mar	Lufthansa	direct
03 Mar - 12 Mar	Lufthansa	direct
03 Mar - 10 Mar	Lufthansa	direct
01 Mar - 10 Mar	TAP
01 Mar - 11 Mar	TAP
03 Mar - 09 Mar	TAP
01 Mar - 09 Mar	TAP
02 Mar - 10 Mar	TAP
01 Mar - 08 Mar	TAP
23 Mar - 14 Apr	United
29 Mar - 07 Apr	Air Canada
25 Mar - 01 Apr	Air Canada
29 Mar - 03 Apr	Scandinavian Airlines
24 Mar - 09 Apr	SWISS
30 Mar - 06 Apr	Scandinavian Airlines
26 Mar - 11 Apr	Scandinavian Airlines
19 Mar - 06 Apr	Scandinavian Airlines
01 Mar - 04 Apr	Scandinavian Airlines
28 Mar - 04 Apr	Air Canada

Also check the deals for one-way flights from Newark 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 Newark to Barcelona in March from $335

Return flights