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Cheap flights from Ontario to Bulgaria from C$ 434

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 19/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SOF
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Bulgaria

Keep the following information in mind while searching for Ontario to Bulgaria flight deals. Data was last updated 30 October 2025.

Round-trip from

C$ 740

One-way from

C$ 434

Popular in

December

Cheapest in

February

Average price

C$ 1,237
9/1-17/1
  • 9/1-17/1
  • 2 total stops
  • 45h 15m total
  • Ontario to Bulgaria
Search Deals
19/11
  • 19/11
  • 2 total stops
  • 54h 05m total
  • Ontario to Bulgaria
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Find 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 30 October 2025.

Sun 23/119:40 p.m.YUL - SOF
1 stop15h 25mMultiple Airlines
Sat 6/129:45 p.m.SOF - YUL
2 stops28h 55mMultiple Airlines
Deal found 29/10C$ 797
Fri 14/119:40 p.m.YUL - SOF
1 stop14h 20mMultiple Airlines
Fri 5/125:00 a.m.SOF - YUL
2 stops21h 40mMultiple Airlines
Deal found 29/10C$ 894
Sun 16/119:40 p.m.YUL - SOF
1 stop15h 25mMultiple Airlines
Fri 5/125:00 a.m.SOF - YUL
2 stops21h 40mMultiple Airlines
Deal found 28/10C$ 940
Fri 5/129:40 p.m.YUL - SOF
1 stop14h 20mMultiple Airlines
Tue 16/128:25 p.m.SOF - YUL
1 stop30h 15mMultiple Airlines
Deal found 30/10C$ 951
Sat 15/118:10 p.m.YUL - SOF
1 stop15h 00mMultiple Airlines
Sat 22/117:15 p.m.SOF - YUL
2 stops31h 25mMultiple Airlines
Deal found 30/10C$ 957
Mon 10/114:00 p.m.YYZ - SOF
2 stops14h 15mMultiple Airlines
Sun 23/117:55 a.m.SOF - YYZ
1 stop12h 55mMultiple Airlines
Deal found 30/10C$ 994
Mon 10/113:30 p.m.YTZ - SOF
2 stops14h 45mAir Canada
Sun 23/116:10 a.m.SOF - YTZ
2 stops15h 45mAir Canada
Deal found 30/10C$ 998
Wed 12/118:30 p.m.YYZ - SOF
1 stop11h 45mMultiple Airlines
Sat 6/122:00 p.m.SOF - YYZ
2 stops14h 44mMultiple Airlines
Deal found 30/10C$ 1,003
Sun 16/113:30 p.m.YTZ - SOF
2 stops19h 50mAir Canada
Fri 5/126:10 a.m.SOF - YTZ
2 stops15h 45mAir Canada
Deal found 28/10C$ 1,021
Mon 10/117:45 p.m.YYZ - SOF
1 stop20h 00mLufthansa
Sun 23/116:05 a.m.SOF - YYZ
1 stop15h 45mLufthansa
Deal found 30/10C$ 1,024
Thu 13/112:00 p.m.YYZ - VAR
2 stops18h 15mAustrian Airlines
Wed 19/114:00 p.m.VAR - YYZ
1 stop28h 50mAustrian Airlines
Deal found 29/10C$ 1,029
Fri 14/116:30 p.m.YYZ - SOF
2 stops16h 50mMultiple Airlines
Fri 28/117:55 a.m.SOF - YYZ
1 stop12h 55mMultiple Airlines
Deal found 30/10C$ 1,042

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 30 October 2025.
Use the filters below to find and compare flights from Ontario to Bulgaria that are best for you.

Fly from

Ontario

Fly to

Bulgaria

Route

Depart

Return

Price

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 9/1

9:40 p.m.-7:00 p.m.

1 stop14h 20m

Sofia

Sat 17/1

7:45 p.m.-7:40 p.m.

1 stop30h 55m

C$ 740

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

9:40 p.m.-8:05 p.m.

1 stop15h 25m

Sofia

Fri 5/12

5:00 a.m.-7:40 p.m.

2 stops21h 40m

C$ 940

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 15/11

8:10 p.m.-6:10 p.m.

1 stop15h 00m

Sofia

Sat 22/11

7:45 p.m.-7:40 p.m.

1 stop30h 55m

C$ 964

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

8:40 p.m.-4:20 p.m.

1 stop12h 40m

Sofia

Wed 24/12

9:00 p.m.-6:45 p.m.

1 stop28h 45m

C$ 976

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Sat 21/3

7:05 p.m.-1:00 p.m.

1 stop11h 55m

Sofia

Wed 25/3

9:00 p.m.-3:50 p.m.

1 stop24h 50m

C$ 980

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 30/11

9:40 p.m.-7:10 p.m.

1 stop14h 30m

Sofia

Mon 15/12

2:25 p.m.-12:15 p.m.

2 stops28h 50m

C$ 996

TorontoSofia

YTZ - SOF

YTZSOF

Toronto Island

Mon 10/11

3:30 p.m.-1:15 p.m.

2 stops14h 45m

Sofia

Sun 23/11

6:10 a.m.-2:55 p.m.

2 stops15h 45m

C$ 998

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Wed 18/2

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

1 stop17h 40m

Sofia

Tue 24/2

4:00 p.m.-8:00 p.m.

1 stop35h 00m

C$ 998

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Wed 12/11

8:30 p.m.-3:15 p.m.

1 stop11h 45m

Sofia

Sat 6/12

2:00 p.m.-9:44 p.m.

2 stops14h 44m

C$ 1,003

TorontoSofia

YTZ - SOF

YTZSOF

Toronto Island

Sun 16/11

3:30 p.m.-6:20 p.m.

2 stops19h 50m

Sofia

Fri 5/12

6:10 a.m.-2:55 p.m.

2 stops15h 45m

C$ 1,021

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 44 results
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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, October is the cheapest month in which you can book a flight from Region of Ontario to Bulgaria (average of C$ 884). Flying from Region of Ontario to Bulgaria in June is currently the most expensive (average of C$ 1,198). 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.

What is the cheapest time of day to fly from ON to BG?

Find hourly flight availability from Ontario to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2025.

A simple way to save on the total cost of your ticket is to fly from Region of Ontario to Bulgaria in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.

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 12h 40m. British Airways provides one of the quickest options available for as low as C$ 976. 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, October is the cheapest month in which you can book a flight from Region of Ontario to Bulgaria (average of C$ 884). Flying from Region of Ontario to Bulgaria in June is currently the most expensive (average of C$ 1,198). 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 8 airlines flying from Ontario to Bulgaria

Discover the top 8 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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 837AverageC$ 965FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 974AverageC$ 1,349FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Austrian AirlinesCheapestC$ 1,008AverageC$ 1,307FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
SWISSCheapestC$ 1,016AverageC$ 1,246FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapestC$ 1,028AverageC$ 1,513FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
LOTCheapestC$ 1,059AverageC$ 1,511FlexibilityNo cancel feeOn-time81%
Search LOT flights
Turkish AirlinesCheapestC$ 1,138AverageC$ 1,234FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air FranceCheapestC$ 1,496AverageC$ 1,598FlexibilityNo cancel feeOn-time77%
Search Air France 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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