AirHint found the following cheapest return flights from Newburgh (SWF) to Oslo (OSL) in July 2025 (see full year).

Return flights

21 Jul - 28 Jul	Fly Play
21 Jul - 30 Jul	Fly Play
18 Jul - 30 Jul	Fly Play
16 Jul - 21 Jul	Fly Play
16 Jul - 19 Jul	Fly Play
14 Jul - 19 Jul	Fly Play
16 Jul - 29 Jul	Fly Play
19 Jul - 31 Jul	Fly Play
31 Jul - 10 Aug	Fly Play
31 Jul - 11 Aug	Fly Play
31 Jul - 03 Aug	Fly Play
14 Jul - 22 Jul	Fly Play
21 Jul - 24 Jul	Fly Play

Also check the deals for one-way flights from Newburgh to Oslo in July.

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 Newburgh to Oslo in July from $859

Return flights