Cheapest return flights from Helsinki to Oslo in September from 94€
AirHint found the following cheapest return flights from Helsinki (HEL) to Oslo (OSL)
in September 2025 (see full year ).
Return flights
10 Sep
- 16 Sep
Norwegian
94 €
direct
10 Sep
- 17 Sep
Norwegian
96 €
direct
02 Sep
- 15 Sep
Norwegian
98 €
direct
02 Sep
- 22 Sep
Norwegian
98 €
direct
02 Sep
- 10 Sep
Norwegian
98 €
direct
04 Sep
- 08 Sep
Norwegian
99 €
direct
04 Sep
- 15 Sep
Norwegian
99 €
direct
04 Sep
- 17 Sep
Norwegian
99 €
direct
04 Sep
- 22 Sep
Norwegian
99 €
direct
04 Sep
- 10 Sep
Norwegian
99 €
direct
23 Sep
- 06 Oct
Norwegian
99 €
direct
23 Sep
- 01 Oct
Norwegian
99 €
direct
23 Sep
- 08 Oct
Norwegian
99 €
direct
17 Sep
- 06 Oct
Norwegian
99 €
direct
17 Sep
- 01 Oct
Norwegian
99 €
direct
17 Sep
- 08 Oct
Norwegian
99 €
direct
30 Sep
- 15 Oct
Norwegian
99 €
direct
30 Sep
- 01 Oct
Norwegian
99 €
direct
30 Sep
- 08 Oct
Norwegian
99 €
direct
16 Sep
- 06 Oct
Norwegian
99 €
direct
Also check the deals for one-way flights from Helsinki to Oslo in September .
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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