AirHint found the following cheapest return flights from Dublin (DUB) to Oslo (OSL) in October 2026 (see full year).

Return flights

01 Oct - 04 Oct	Norwegian	direct
09 Oct - 11 Oct	Norwegian	direct
01 Oct - 02 Oct	Norwegian
01 Oct - 02 Oct	Norwegian	direct
23 Oct - 30 Oct	Norwegian
23 Oct - 31 Oct	Norwegian
30 Oct - 01 Nov	Scandinavian Airlines	direct
16 Oct - 29 Oct	Norwegian	direct
23 Oct - 30 Oct	Norwegian	direct
23 Oct - 29 Oct	Norwegian	direct
24 Oct - 30 Oct	KLM
29 Oct - 02 Nov	KLM

Also check the deals for one-way flights from Dublin to Oslo in October.

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 Dublin to Oslo in October from 46€

Return flights