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

Return flights

07 Nov - 10 Nov	Lufthansa
24 Nov - 25 Nov	Lufthansa
14 Nov - 17 Nov	Lufthansa
21 Nov - 23 Nov	Lufthansa
04 Nov - 19 Nov	KLM
07 Nov - 09 Nov	British Airways
13 Nov - 16 Nov	SWISS
28 Nov - 30 Nov	KLM
09 Nov - 16 Nov	KLM
14 Nov - 16 Nov	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 $271

Return flights