AirHint found the following cheapest return flights from Trondheim (TRD) to Sandefjord (TRF) in October 2025 (see full year).

Return flights

15 Oct - 14 Nov	Wideroe	direct
03 Oct - 05 Oct	Wideroe	direct
10 Oct - 12 Oct	Wideroe	direct
09 Oct - 13 Oct	Wideroe	direct
16 Oct - 21 Oct	Wideroe	direct
17 Oct - 21 Oct	Wideroe	direct
16 Oct - 20 Oct	Wideroe	direct
28 Oct - 08 Nov	Wideroe

Also check the deals for one-way flights from Trondheim to Sandefjord 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 Trondheim to Sandefjord in October from 101€

Return flights