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

Return flights

07 Oct - 15 Oct	Ryanair
07 Oct - 10 Oct	Ryanair
08 Oct - 10 Oct	Ryanair
07 Oct - 09 Oct	Ryanair
12 Oct - 14 Oct	Ryanair
15 Oct - 22 Oct	Ryanair
09 Oct - 13 Oct	Ryanair
08 Oct - 11 Oct	Ryanair
01 Oct - 22 Oct	Ryanair
06 Oct - 10 Oct	Ryanair
31 Oct - 03 Nov	Ryanair
21 Oct - 08 Nov	Ryanair
31 Oct - 02 Nov	Ryanair
29 Oct - 05 Nov	Ryanair
25 Oct - 01 Nov	Ryanair
26 Oct - 01 Nov	Ryanair

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 141€

Return flights