AirHint found the following cheapest return flights from London (LHR) to Belgrade (BEG) in October 2025 (see full year).

Return flights

31 Oct - 04 Nov	KLM
17 Oct - 18 Nov	Air France
28 Oct - 03 Nov	Lufthansa
29 Oct - 03 Nov	Lufthansa
31 Oct - 03 Nov	LOT
27 Oct - 03 Nov	Lufthansa
27 Oct - 04 Nov	Lufthansa
26 Oct - 05 Nov	Lufthansa
26 Oct - 27 Nov	Lufthansa
27 Oct - 27 Nov	Lufthansa
27 Oct - 31 Oct	LOT
27 Oct - 30 Oct	LOT
26 Oct - 29 Oct	Lufthansa
23 Oct - 28 Oct	Lufthansa
23 Oct - 29 Oct	Lufthansa
22 Oct - 29 Oct	Lufthansa
23 Oct - 27 Oct	Lufthansa
26 Oct - 31 Oct	Lufthansa
16 Oct - 23 Oct	LOT
22 Oct - 25 Oct	Lufthansa

Also check the deals for one-way flights from London to Belgrade in October.

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 Belgrade in October from $232

Return flights