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

Return flights

10 Dec - 23 Dec	Norwegian
16 Dec - 23 Dec	Norwegian	direct
14 Dec - 23 Dec	Norwegian
10 Dec - 21 Dec	Norwegian
10 Dec - 30 Dec	Norwegian
16 Dec - 21 Dec	Norwegian
16 Dec - 30 Dec	Norwegian	direct
10 Dec - 12 Dec	Norwegian
14 Dec - 21 Dec	Norwegian
14 Dec - 30 Dec	Norwegian
16 Dec - 03 Jan	Norwegian
14 Dec - 03 Jan	Norwegian
27 Dec - 03 Jan	Norwegian
16 Dec - 03 Jan	Norwegian	direct
29 Dec - 03 Jan	Norwegian
27 Dec - 03 Jan	Norwegian	direct
20 Dec - 03 Jan	Norwegian	direct

Also check the deals for one-way flights from Trondheim to Alicante 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 Trondheim to Alicante in December from $204

Return flights