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

Return flights

11 Jan - 27 Jan	United
06 Jan - 13 Jan	Air Canada
20 Jan - 28 Jan	United	direct
05 Jan - 12 Jan	Air Canada
19 Jan - 13 Feb	United
26 Jan - 03 Feb	United
14 Jan - 19 Jan	SWISS
13 Jan - 23 Jan	SWISS
06 Jan - 31 Jan	Air Canada
11 Jan - 31 Jan	Air Canada
08 Jan - 31 Jan	TAP
07 Jan - 31 Jan	Air Canada
25 Jan - 14 Feb	TAP
13 Jan - 07 Feb	TAP
16 Jan - 07 Feb	TAP
24 Jan - 14 Feb	TAP
14 Jan - 01 Feb	United
21 Jan - 14 Feb	SWISS
24 Jan - 14 Feb	United	direct
18 Jan - 07 Feb	British Airways

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 297€

Return flights