Cheapest one-way flights from Ottawa to Sofia in September from $358

AirHint found the following cheapest one-way flights from Ottawa (YOW) to Sofia (SOF) in September 2025 (see full year).

One-Way flights

01 Sep Porter Airlines (Canada) Ltd
11 Sep Condor

Also check the deals for return flights from Ottawa to Sofia in September.

Skyscanner

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 Sofia

Cheap car rent in Sofia

Feel free to contact us with any feedback or request another flight research.