AirHint found the following cheapest return flights from London (LCY) to Sofia (SOF) in November 2025 (see full year).

Return flights

15 Nov - 16 Nov	ITA Airways
07 Nov - 10 Nov	Lufthansa
06 Nov - 17 Nov	Lufthansa
14 Nov - 17 Nov	Lufthansa
13 Nov - 17 Nov	Lufthansa
27 Nov - 01 Dec	Lufthansa
06 Nov - 10 Nov	Lufthansa
19 Nov - 21 Nov	Lufthansa
24 Nov - 25 Nov	Lufthansa
26 Nov - 27 Nov	Lufthansa
20 Nov - 27 Nov	Lufthansa
27 Nov - 04 Dec	Lufthansa
28 Nov - 01 Dec	Lufthansa
28 Nov - 02 Dec	Lufthansa
21 Nov - 07 Dec	KLM
29 Nov - 01 Dec	SWISS
30 Nov - 07 Dec	KLM

Also check the deals for one-way flights from London to Sofia in November.

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 London to Sofia in November from $216

Return flights