AirHint found the following cheapest return flights from Newark (EWR) to Oslo (OSL) in September 2026 (see full year).
Return flights
| 09 Sep - 17 Sep | British Airways | ||
| 08 Sep - 16 Sep | Delta | ||
| 09 Sep - 17 Sep | Scandinavian Airlines | direct |
Also check the deals for one-way flights from Newark to Oslo in September.
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