AirHint found the following cheapest return flights from Paris (ORY) to Sofia (SOF) in October 2025 (see full year).

Return flights

21 Oct - 22 Oct	easyJet	direct
07 Oct - 12 Oct	easyJet	direct
07 Oct - 08 Oct	easyJet	direct
14 Oct - 15 Oct	easyJet	direct
15 Oct - 19 Oct	easyJet	direct
12 Oct - 15 Oct	easyJet	direct
01 Oct - 07 Oct	easyJet	direct
26 Oct - 28 Oct	Transavia France	direct
01 Oct - 05 Oct	easyJet	direct
02 Oct - 05 Oct	Transavia France	direct

Also check the deals for one-way flights from Paris to Sofia 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 Paris to Sofia in October from 63€

Return flights