AirHint found the following cheapest return flights from Frankfurt (FRA) to Copenhagen (CPH) in December 2025 (see full year).

Return flights

01 Dec - 05 Dec	Ryanair
05 Dec - 08 Dec	Ryanair
05 Dec - 13 Dec	Ryanair
15 Dec - 19 Dec	Ryanair
12 Dec - 15 Dec	Ryanair
07 Dec - 10 Dec	Ryanair
01 Dec - 02 Dec	easyJet
11 Dec - 15 Dec	easyJet
12 Dec - 14 Dec	Ryanair
06 Dec - 08 Dec	Ryanair
22 Dec - 11 Jan	easyJet
26 Dec - 07 Jan	easyJet
26 Dec - 04 Jan	easyJet
28 Dec - 04 Jan	Ryanair
30 Dec - 03 Jan	Ryanair
30 Dec - 04 Jan	easyJet
28 Dec - 05 Jan	KLM
28 Dec - 01 Jan	KLM
30 Dec - 01 Jan	easyJet
30 Dec - 03 Jan	Lufthansa	direct

Also check the deals for one-way flights from Frankfurt to Copenhagen 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 Frankfurt to Copenhagen in December from 116€

Return flights