AirHint found the following cheapest one-way flights from Oslo (OSL) to Budapest (BUD) in September 2026 (see full year).
One-Way flights
| 23 Sep | Wizz Air | ||
| 15 Sep | Wizz Air | ||
| 27 Sep | Ryanair | ||
| 05 Sep | Wizz Air | ||
| 03 Sep | Wizz Air | ||
| 26 Sep | Ryanair | ||
| 20 Sep | Norwegian | direct | |
| 11 Sep | Wizz Air | ||
| 15 Sep | Norwegian | direct | |
| 13 Sep | Norwegian | direct |
Also check the deals for return flights from Oslo to Budapest in September.
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