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

Return flights

28 Aug - 02 Sep	KLM
31 Aug - 03 Sep	Ryanair
27 Aug - 12 Sep	Vueling Airlines
12 Aug - 16 Aug	KLM
26 Aug - 30 Aug	Ryanair
31 Aug - 08 Sep	Ryanair
27 Aug - 03 Sep	Vueling Airlines
28 Aug - 01 Sep	KLM
30 Aug - 03 Sep	TAP
26 Aug - 01 Sep	Ryanair
30 Aug - 04 Sep	TAP
28 Aug - 04 Sep	KLM
28 Aug - 31 Aug	KLM
26 Aug - 31 Aug	Ryanair
27 Aug - 31 Aug	KLM
12 Aug - 17 Aug	Vueling Airlines
30 Aug - 31 Aug	Ryanair
12 Aug - 20 Aug	Vueling Airlines
19 Aug - 20 Aug	Norwegian Air Sweden AOC
19 Aug - 21 Aug	Norwegian Air Sweden AOC

Also check the deals for one-way flights from Lisbon 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 Lisbon to Copenhagen in August from 195€

Return flights