Cheapest return flights from Ljubljana to Copenhagen in September from $210

Best time to book flights for Ljubljana (LJU) to Copenhagen (CPH) flights at AirHint

AirHint found the following cheapest return flights from Ljubljana (LJU) to Copenhagen (CPH) in September 2025 (see full year).

Return flights

08 Sep - 12 Sep Norwegian Air Sweden AOC direct

Also check the deals for one-way flights from Ljubljana to Copenhagen in September.

Skyscanner

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.

Book a cheap hotel in Copenhagen

Cheap car rent in Copenhagen