Cheapest return flights from Newark to Barcelona in September from 350€

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

Return flights

21 Sep - 30 Sep Air Canada
20 Sep - 16 Oct British Airways
25 Sep - 09 Oct British Airways
02 Sep - 12 Sep Scandinavian Airlines
22 Sep - 06 Oct Scandinavian Airlines
01 Sep - 26 Sep British Airways
08 Sep - 03 Oct British Airways
02 Sep - 26 Sep Scandinavian Airlines
23 Sep - 30 Sep SWISS
11 Sep - 19 Sep British Airways
17 Sep - 24 Sep SWISS
10 Sep - 21 Sep SWISS
10 Sep - 22 Sep SWISS
03 Sep - 13 Sep FrenchBee
19 Sep - 03 Oct SWISS
10 Sep - 03 Oct SWISS

Also check the deals for one-way flights from Newark to Barcelona in September.

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