Cheapest return flights from Newark to Barcelona in September from $475

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

Return flights

26 Sep - 30 Sep Scandinavian Airlines
03 Sep - 07 Sep Scandinavian Airlines
02 Sep - 26 Sep British Airways
18 Sep - 20 Sep British Airways
18 Sep - 27 Sep British Airways
25 Sep - 27 Sep British Airways
25 Sep - 04 Oct British Airways
25 Sep - 18 Oct British Airways
19 Sep - 03 Oct TAP
21 Sep - 11 Oct TAP
05 Sep - 13 Sep TAP
11 Sep - 20 Sep Scandinavian Airlines
04 Sep - 13 Sep British Airways
12 Sep - 20 Sep Icelandair
11 Sep - 18 Oct British Airways
19 Sep - 03 Oct Lufthansa direct

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

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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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