AirHint found the following cheapest return flights from Toronto (YYZ) to Belgrade (BEG) in September 2025 (see full year).

Return flights

23 Sep - 21 Oct	Condor
23 Sep - 20 Oct	Condor
30 Sep - 21 Oct	Condor
29 Sep - 06 Oct	WestJet
29 Sep - 15 Oct	WestJet
30 Sep - 14 Oct	Air Transat
29 Sep - 13 Oct	WestJet
24 Sep - 15 Oct	Condor
16 Sep - 24 Sep	WestJet
23 Sep - 08 Oct	Porter Airlines (Canada) Ltd
16 Sep - 23 Sep	WestJet
30 Sep - 07 Oct	Air Transat
08 Sep - 14 Sep	TAP
15 Sep - 29 Sep	Porter Airlines (Canada) Ltd
23 Sep - 30 Sep	Porter Airlines (Canada) Ltd
22 Sep - 29 Sep	Porter Airlines (Canada) Ltd
01 Sep - 15 Sep	Air Transat
16 Sep - 30 Sep	WestJet
04 Sep - 15 Sep	Air Transat
07 Sep - 14 Sep	WestJet

Also check the deals for one-way flights from Toronto to Belgrade in September.

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 Toronto to Belgrade in September from $488

Return flights