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

Return flights

07 Jan - 30 Jan	Air Canada
14 Jan - 21 Jan	Air Canada
26 Jan - 04 Feb	Air Canada
05 Jan - 30 Jan	Air Canada
07 Jan - 14 Jan	United
20 Jan - 27 Jan	Air Canada
27 Jan - 04 Feb	United	direct
05 Jan - 12 Jan	United
16 Jan - 07 Feb	TAP
11 Jan - 02 Feb	United
10 Jan - 31 Jan	TAP
08 Jan - 30 Jan	TAP
15 Jan - 07 Feb	TAP
22 Jan - 14 Feb	TAP
12 Jan - 07 Feb	TAP
26 Jan - 02 Feb	United
14 Jan - 19 Jan	Air Canada
19 Jan - 14 Feb	TAP
18 Jan - 25 Jan	TAP
30 Jan - 07 Feb	TAP

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

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 January from $337

Return flights