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Cheap flights from Ontario to Bulgaria from C$ 324

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SOF
16 Jul — 23 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Bulgaria

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Bulgaria
Explore the most affordable flight options available from Ontario to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 June 2026.

Mon 15/611:00 p.m.
YUL
-
VAR
1 stop30h 05m
Multiple Airlines
Tue 23/612:35 p.m.
VAR
-
YUL
2 stops29h 30m
Multiple Airlines
Deal found 11/6C$ 897
Tue 8/96:55 a.m.
YOW
-
SOF
3 stops35h 20m
Multiple Airlines
Sat 26/95:45 a.m.
SOF
-
YOW
2 stops25h 40m
Multiple Airlines
Deal found 12/6C$ 1,027
Mon 20/79:40 p.m.
YYZ
-
VAR
1 stop18h 30m
Multiple Airlines
Thu 23/711:45 p.m.
VAR
-
YYZ
2 stops29h 15m
Multiple Airlines
Deal found 15/6C$ 1,107
Tue 7/78:25 p.m.
YUL
-
SOF
1 stop17h 15m
Multiple Airlines
Tue 13/1011:25 p.m.
SOF
-
YUL
2 stops18h 15m
Multiple Airlines
Deal found 12/6C$ 1,166
Sun 5/711:00 p.m.
YUL
-
SOF
1 stop17h 10m
Multiple Airlines
Thu 8/106:30 p.m.
SOF
-
YUL
1 stop27h 50m
Multiple Airlines
Deal found 12/6C$ 1,167
Tue 6/1010:00 p.m.
YUL
-
SOF
1 stop15h 30m
British Airways
Wed 28/109:00 p.m.
SOF
-
YUL
1 stop29h 15m
British Airways
Deal found 14/6C$ 1,168
Wed 23/911:40 p.m.
YUL
-
SOF
1 stop12h 25m
Multiple Airlines
Mon 12/109:30 p.m.
SOF
-
YUL
1 stop25h 55m
Multiple Airlines
Deal found 14/6C$ 1,170
Tue 7/78:25 p.m.
YUL
-
SOF
1 stop17h 15m
Multiple Airlines
Fri 9/106:30 p.m.
SOF
-
YUL
1 stop23h 35m
Multiple Airlines
Deal found 12/6C$ 1,171
Tue 7/711:00 p.m.
YUL
-
SOF
1 stop17h 10m
Multiple Airlines
Thu 8/105:00 a.m.
SOF
-
YUL
2 stops17h 20m
Multiple Airlines
Deal found 12/6C$ 1,173
Mon 6/711:40 p.m.
YUL
-
SOF
1 stop18h 25m
Multiple Airlines
Sun 11/105:45 a.m.
SOF
-
YUL
2 stops22h 25m
Multiple Airlines
Deal found 12/6C$ 1,174
Fri 18/911:40 p.m.
YUL
-
SOF
1 stop14h 45m
Multiple Airlines
Mon 5/105:50 a.m.
SOF
-
YUL
2 stops16h 30m
Multiple Airlines
Deal found 12/6C$ 1,177
Fri 23/1011:40 p.m.
YUL
-
SOF
1 stop14h 45m
Multiple Airlines
Tue 17/119:00 p.m.
SOF
-
YUL
1 stop26h 00m
Multiple Airlines
Deal found 14/6C$ 1,178

Find flight deals from Ontario to Bulgaria

Keep the following information in mind while searching for Ontario to Bulgaria flight deals. Data was last updated 16 June 2026.

Round-trip from

C$ 1,027

One-way from

C$ 324

Popular in

December

Cheapest in

March

Average price

C$ 1,511
8/9-26/9
  • 8/9-26/9
  • 5 total stops
  • 61h 00m total
  • Ontario to Bulgaria
Search Deals
8/9
  • 8/9
  • 2 total stops
  • 20h 20m total
  • Ontario to Bulgaria
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Bulgaria that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 16 June 2026.
Use the filters below to find and compare flights from Ontario to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 4/10

6:35 p.m.-3:20 p.m.

1 stop13h 45m

Sofia

Sun 25/10

6:45 p.m.-2:20 p.m.

1 stop25h 35m

C$ 1,198

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

10:00 p.m.-8:30 p.m.

1 stop15h 30m

Sofia

Wed 14/10

9:25 p.m.-9:50 a.m.

2 stops43h 25m

C$ 1,203

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 4/10

10:00 p.m.-7:20 p.m.

1 stop14h 20m

Sofia

Sun 25/10

2:30 p.m.-9:50 a.m.

2 stops25h 20m

C$ 1,203

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

3:10 p.m.-6:20 p.m.

2 stops20h 10m

Sofia

Wed 18/11

6:00 a.m.-9:53 p.m.

2 stops22h 53m

C$ 1,223

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

10:30 a.m.-8:30 p.m.

2 stops27h 00m

Sofia

Mon 12/10

8:10 p.m.-9:50 a.m.

2 stops44h 40m

C$ 1,237
Quickest round-trip

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

2:10 p.m.-12:10 p.m.

2 stops15h 00m

Sofia

Tue 13/10

8:00 a.m.-1:50 p.m.

1 stop12h 50m

C$ 1,258

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 3/11

8:20 p.m.-3:15 p.m.

2 stops35h 55m

Sofia

Wed 18/11

2:00 p.m.-3:23 p.m.

3 stops56h 23m

C$ 1,261

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 15/7

2:35 p.m.-1:25 a.m.

3 stops27h 50m

Sofia

Wed 22/7

10:55 a.m.-6:35 p.m.

1 stop14h 40m

C$ 1,261

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Tue 15/9

8:05 p.m.-10:20 a.m.

1 stop31h 15m

Sofia

Tue 13/10

1:05 p.m.-4:10 p.m.

1 stop34h 05m

C$ 1,265

TorontoBurgas

YYZ - BOJ

YYZBOJ

Toronto Pearson Intl

Tue 11/8

9:35 p.m.-10:50 p.m.

2 stops18h 15m

Bourgas

Thu 20/8

10:15 p.m.-1:20 p.m.

2 stops22h 05m

C$ 1,265

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Bulgaria

What is the cheapest month to book a flight from Region of Ontario to Bulgaria?

Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Bulgaria (average of C$ 730). Flying from Region of Ontario to Bulgaria in July is currently the most expensive (average of C$ 1,255). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from Region of Ontario to Bulgaria?

The price you pay for your flight from Region of Ontario to Bulgaria may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Bulgaria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Bulgaria?

    A quick flight from Region of Ontario to Bulgaria can take about 13h 45m. Austrian Airlines provides one of the quickest options available for as low as C$ 1,198. Airlines will cover a distance of 7247 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Ontario to Bulgaria that include hotel bookings?

    Yes. In addition to deals on Ontario to Bulgaria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Bulgaria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Bulgaria.

  • Can I find deals for business class flights from Ontario to Bulgaria?

    Yes. Cheapflights offers flight deals from Ontario to Bulgaria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Bulgaria?

    Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Bulgaria (average of C$ 730). Flying from Region of Ontario to Bulgaria in July is currently the most expensive (average of C$ 1,255). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to Bulgaria

Discover the top 6 airlines that operate flights from Ontario to Bulgaria. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 16 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 838AverageC$ 966FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 885AverageC$ 1,425FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Austrian AirlinesCheapestC$ 981AverageC$ 1,438FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapestC$ 1,029AverageC$ 1,408FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapestC$ 1,038AverageC$ 1,273FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LOTCheapestC$ 1,106AverageC$ 1,504FlexibilityNo cancel feeOn-time81%
Search LOT flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Bulgaria?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Bulgaria. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Bulgaria?

Cheapflights helps you find that perfect flight to Bulgaria from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario to Bulgaria with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to Bulgaria with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Bulgaria become cheaper?

Yes! Start tracking prices for Ontario to Bulgaria flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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