AirHint found the following cheapest return flights from Berlin (BER) to Lisbon (LIS) in September 2025 (see full year).

Return flights

17 Sep - 23 Sep	Vueling Airlines
27 Sep - 06 Oct	Transavia France
29 Sep - 06 Oct	Transavia France
30 Sep - 08 Oct	easyJet
29 Sep - 01 Oct	easyJet
08 Sep - 06 Oct	Transavia France
16 Sep - 29 Sep	Transavia France
24 Sep - 08 Oct	easyJet
28 Sep - 01 Oct	easyJet
19 Sep - 08 Oct	easyJet
08 Sep - 16 Sep	Ryanair
29 Sep - 16 Oct	easyJet
17 Sep - 29 Sep	Vueling Airlines
29 Sep - 14 Oct	easyJet
16 Sep - 23 Sep	easyJet
15 Sep - 23 Sep	easyJet
04 Sep - 30 Sep	easyJet
11 Sep - 16 Sep	easyJet
01 Sep - 30 Sep	easyJet
02 Sep - 30 Sep	easyJet

Also check the deals for one-way flights from Berlin to Lisbon in September.

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 Berlin to Lisbon in September from 131€

Return flights