AirHint found the following cheapest return flights from Lisbon (LIS) to Copenhagen (CPH) in December 2026 (see full year).
Return flights
| 19 Dec - 02 Jan | KLM | ||
| 05 Dec - 08 Dec | easyJet | ||
| 18 Dec - 05 Jan | TAP | direct | |
| 04 Dec - 07 Dec | TAP | direct | |
| 05 Dec - 08 Dec | TAP | direct | |
| 19 Dec - 02 Jan | TAP | direct |
Also check the deals for one-way flights from Lisbon to Copenhagen in December.
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