Cheapest return flights from Lisbon to Sofia in December from 140€

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

Return flights

10 Dec - 12 Dec Ryanair
10 Dec - 13 Dec Ryanair
05 Dec - 08 Dec Ryanair
19 Dec - 01 Jan Ryanair
22 Dec - 27 Dec Vueling Airlines
26 Dec - 30 Dec Ryanair
31 Dec - 04 Jan Vueling Airlines
20 Dec - 04 Jan easyJet
26 Dec - 03 Jan Ryanair
22 Dec - 28 Dec Vueling Airlines

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

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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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