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

Return flights

20 Aug - 02 Sep	Eurowings	direct
19 Aug - 02 Sep	Eurowings	direct
27 Aug - 16 Sep	Vueling Airlines
27 Aug - 08 Sep	Vueling Airlines
26 Aug - 08 Sep	Vueling Airlines
23 Aug - 08 Sep	Vueling Airlines
20 Aug - 08 Sep	Vueling Airlines
19 Aug - 01 Sep	Eurowings
26 Aug - 16 Sep	Vueling Airlines
19 Aug - 08 Sep	Vueling Airlines
20 Aug - 27 Aug	Eurowings
19 Aug - 27 Aug	Eurowings
20 Aug - 26 Aug	Eurowings
19 Aug - 28 Aug	Eurowings
20 Aug - 28 Aug	Eurowings
19 Aug - 29 Aug	Eurowings
19 Aug - 26 Aug	Eurowings
19 Aug - 31 Aug	Eurowings
22 Aug - 27 Aug	Eurowings
29 Aug - 31 Aug	Ryanair

Also check the deals for one-way flights from Duesseldorf to Lisbon 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 Lisbon

Cheap car rent in Lisbon

Cheapest return flights from Duesseldorf to Lisbon in August from $142

Return flights