Cheapest return NYC–OSL flights, May

AirHint found the following cheapest return flights from New York (NYC) to Oslo (OSL) in May 2026 (see full year).

Return flights

12 May - 14 May SWISS
10 May - 14 May SWISS
12 May - 19 May Lufthansa
13 May - 15 May Lufthansa
12 May - 20 May Lufthansa
13 May - 20 May KLM
11 May - 23 May Lufthansa
12 May - 01 Jun Lufthansa
10 May - 18 May United
13 May - 16 May KLM
14 May - 18 May SWISS
28 May - 02 Jun Icelandair
29 May - 05 Jun Lufthansa
28 May - 04 Jun Air France
30 May - 06 Jun KLM
27 May - 03 Jun Scandinavian Airlines direct
28 May - 02 Jun Scandinavian Airlines direct
28 May - 04 Jun Scandinavian Airlines direct
12 May - 01 Jun Scandinavian Airlines direct

Also check the deals for one-way flights from New York to Oslo in May.

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