Cheapest return flights from Sofia to Lisbon in September from 183€

Best time to book flights for Sofia (SOF) to Lisbon (LIS) flights at AirHint

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

Return flights

13 Sep - 17 Sep Ryanair
28 Sep - 01 Oct Ryanair
20 Sep - 24 Sep Air Serbia
17 Sep - 20 Sep Wizz Air
11 Sep - 16 Sep Ryanair
17 Sep - 21 Sep Wizz Air
24 Sep - 29 Sep Wizz Air
14 Sep - 19 Sep Ryanair
19 Sep - 23 Sep Lufthansa
23 Sep - 28 Sep Ryanair
11 Sep - 15 Sep Ryanair

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

Cheap car rent in Lisbon