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

Return flights

28 Jan - 02 Feb	Scandinavian Airlines	direct
12 Jan - 23 Jan	SWISS
28 Jan - 03 Feb	Air Canada
12 Jan - 21 Jan	Lufthansa
12 Jan - 21 Jan	Scandinavian Airlines	direct
26 Jan - 02 Feb	Scandinavian Airlines	direct
15 Jan - 20 Jan	SWISS
16 Jan - 21 Jan	Lufthansa

Also check the deals for one-way flights from Newark to Oslo 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 Oslo in January from 352€

Return flights