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

Return flights

11 Dec - 14 Dec	Ryanair	direct
02 Dec - 04 Dec	Ryanair	direct
04 Dec - 07 Dec	Ryanair	direct
06 Dec - 09 Dec	Ryanair
06 Dec - 09 Dec	Ryanair	direct
14 Dec - 18 Dec	Ryanair	direct
12 Dec - 14 Dec	Ryanair
13 Dec - 29 Dec	Ryanair
13 Dec - 28 Dec	Ryanair
14 Dec - 28 Dec	Ryanair
20 Dec - 01 Jan	Ryanair
27 Dec - 01 Jan	Ryanair
30 Dec - 07 Jan	easyJet
18 Dec - 04 Jan	Ryanair
30 Dec - 07 Jan	Ryanair	direct
30 Dec - 03 Jan	Ryanair
30 Dec - 05 Jan	Ryanair
13 Dec - 03 Jan	easyJet
30 Dec - 05 Jan	Ryanair	direct
29 Dec - 02 Jan	Ryanair

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

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 Liverpool to Sofia in December from $76

Return flights