AirHint found the following cheapest return flights from Sandefjord (TRF) to Zagreb (ZAG) in December 2025 (see full year).

Return flights

01 Dec - 15 Dec	Ryanair
03 Dec - 09 Dec	Ryanair
01 Dec - 14 Dec	Ryanair
06 Dec - 09 Dec	Ryanair
03 Dec - 08 Dec	Ryanair
14 Dec - 21 Dec	Wizz Air
21 Dec - 31 Dec	Wizz Air
26 Dec - 01 Jan	Ryanair
18 Dec - 03 Jan	Ryanair
13 Dec - 15 Dec	Ryanair
24 Dec - 29 Dec	Ryanair
19 Dec - 05 Jan	Wideroe
22 Dec - 30 Dec	Ryanair
22 Dec - 01 Jan	Ryanair
19 Dec - 04 Jan	Ryanair
22 Dec - 02 Jan	Ryanair
22 Dec - 03 Jan	Ryanair
20 Dec - 05 Jan	Wizz Air

Also check the deals for one-way flights from Sandefjord to Zagreb in December.

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 Sandefjord to Zagreb in December from $221

Return flights