Cheapest return flights from Toronto to Sofia in May from $571

Best time to book flights for Toronto (YYZ) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from Toronto (YYZ) to Sofia (SOF) in May 2025 (see full year).

Return flights

31 May - 30 Jun WestJet
19 May - 09 Jun WestJet
24 May - 07 Jun WestJet
29 May - 01 Jun WestJet
11 May - 01 Jun Porter Airlines (Canada) Ltd
22 May - 15 Jun WestJet
15 May - 30 May Air Transat
23 May - 15 Jun WestJet
16 May - 23 May Lufthansa

Also check the deals for one-way flights from Toronto to Sofia in May.

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