AirHint found the following cheapest return flights from Zurich (ZRH) to Tromso (TOS) in October 2025 (see full year).

Return flights

31 Oct - 10 Nov	Scandinavian Airlines
30 Oct - 06 Nov	SWISS
15 Oct - 22 Oct	easyJet
20 Oct - 31 Oct	easyJet
31 Oct - 03 Nov	Scandinavian Airlines
14 Oct - 28 Oct	easyJet
31 Oct - 04 Nov	Scandinavian Airlines
29 Oct - 02 Nov	easyJet
31 Oct - 02 Nov	Scandinavian Airlines
15 Oct - 18 Oct	easyJet
30 Oct - 02 Nov	SWISS
21 Oct - 22 Oct	Scandinavian Airlines
30 Oct - 03 Nov	Scandinavian Airlines
26 Oct - 02 Nov	easyJet
29 Oct - 03 Nov	Scandinavian Airlines
27 Oct - 31 Oct	KLM
15 Oct - 20 Oct	easyJet
13 Oct - 18 Oct	easyJet
01 Oct - 07 Oct	easyJet
09 Oct - 25 Oct	easyJet

Also check the deals for one-way flights from Zurich to Tromso 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 Zurich to Tromso in October from $242

Return flights