AirHint found the following cheapest return flights from Luxemburg (LUX) to Copenhagen (CPH) in August 2025 (see full year).

Return flights

29 Aug - 04 Sep	Lufthansa
28 Aug - 02 Sep	Lufthansa
29 Aug - 03 Sep	Lufthansa
31 Aug - 03 Sep	KLM
29 Aug - 06 Sep	SWISS
31 Aug - 06 Sep	SWISS
30 Aug - 02 Sep	SWISS
30 Aug - 03 Sep	SWISS
25 Aug - 29 Aug	KLM
22 Aug - 28 Aug	Lufthansa
28 Aug - 01 Sep	SWISS
29 Aug - 01 Sep	SWISS
28 Aug - 31 Aug	Lufthansa
22 Aug - 25 Aug	KLM
20 Aug - 27 Aug	KLM
22 Aug - 27 Aug	KLM
21 Aug - 23 Aug	Lufthansa
28 Aug - 30 Aug	Lufthansa
27 Aug - 29 Aug	Lufthansa
27 Aug - 31 Aug	Lufthansa

Also check the deals for one-way flights from Luxemburg to Copenhagen in August.

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

Cheapest return flights from Luxemburg to Copenhagen in August from 183€

Return flights