AirHint found the following cheapest return flights from Sofia (SOF) to Lisbon (LIS) in January 2026 (see full year).

Return flights

23 Jan - 26 Jan	Ryanair
22 Jan - 25 Jan	Ryanair
23 Jan - 02 Feb	Wizz Air
21 Jan - 01 Feb	Ryanair
22 Jan - 01 Feb	Ryanair
22 Jan - 02 Feb	Ryanair
21 Jan - 31 Jan	Ryanair
24 Jan - 01 Feb	Ryanair
24 Jan - 02 Feb	Ryanair
01 Jan - 08 Jan	Ryanair

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

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.

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Cheapest return flights from Sofia to Lisbon in January from $164

Return flights