AirHint found the following cheapest return flights from Hamburg (HAM) to Trondheim (TRD) in December 2025 (see full year).

Return flights

07 Dec - 11 Dec	Ryanair
31 Dec - 04 Jan	Wizz Air
11 Dec - 18 Dec	Wizz Air
25 Dec - 04 Jan	Wizz Air
14 Dec - 19 Dec	Wizz Air
21 Dec - 01 Jan	Ryanair
04 Dec - 11 Dec	Wizz Air
12 Dec - 16 Dec	Scandinavian Airlines
01 Dec - 07 Dec	Wizz Air
03 Dec - 05 Dec	easyJet
13 Dec - 19 Dec	Scandinavian Airlines
01 Dec - 06 Dec	Wizz Air
23 Dec - 02 Jan	Condor
26 Dec - 02 Jan	Scandinavian Airlines
29 Dec - 02 Jan	Scandinavian Airlines

Also check the deals for one-way flights from Hamburg to Trondheim 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 Hamburg to Trondheim in December from 126€

Return flights