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

Return flights

08 Oct - 15 Oct	Air France
22 Oct - 24 Oct	Vueling Airlines
12 Oct - 16 Oct	Lufthansa
14 Oct - 15 Oct	Lufthansa
17 Oct - 18 Oct	Lufthansa
16 Oct - 20 Oct	Lufthansa
21 Oct - 23 Oct	Lufthansa
19 Oct - 22 Oct	Lufthansa
13 Oct - 16 Oct	Lufthansa
26 Oct - 29 Oct	Lufthansa
29 Oct - 01 Nov	Lufthansa
23 Oct - 01 Nov	Lufthansa
30 Oct - 10 Nov	SWISS
31 Oct - 04 Nov	KLM
31 Oct - 08 Nov	SWISS
30 Oct - 03 Nov	SWISS
31 Oct - 04 Nov	Air Serbia	direct
28 Oct - 02 Nov	Lufthansa
29 Oct - 02 Nov	Lufthansa
30 Oct - 01 Nov	SWISS

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.

Book a cheap hotel in Belgrade

Cheap car rent in Belgrade

Cheapest return flights from London to Belgrade in October from 174€

Return flights