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Cheap flights from Ontario to Sofia from C$ 387

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SOF
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Sofia

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Sofia
Explore the most affordable flight options available from Ontario to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 December 2025.

Tue 30/128:25 p.m.YYZ - SOF
2 stops34h 25mMultiple Airlines
Mon 5/16:35 p.m.SOF - YYZ
2 stops33h 35mMultiple Airlines
Deal found 13/12C$ 1,877
Sun 21/125:10 p.m.YYZ - SOF
2 stops35h 55mMultiple Airlines
Sat 10/14:45 p.m.SOF - YYZ
2 stops28h 40mMultiple Airlines
Deal found 13/12C$ 1,997
Fri 12/1211:10 p.m.YYZ - SOF
2 stops29h 40mMultiple Airlines
Tue 30/66:10 a.m.SOF - YYZ
1 stop19h 20mMultiple Airlines
Deal found 12/12C$ 2,067
Tue 30/1211:00 p.m.YYZ - SOF
2 stops29h 50mAustrian Airlines
Mon 5/17:55 a.m.SOF - YYZ
2 stops20h 15mAustrian Airlines
Deal found 13/12C$ 2,177
Fri 12/1211:10 p.m.YYZ - SOF
2 stops29h 40mAustrian Airlines
Tue 30/68:00 a.m.SOF - YYZ
2 stops15h 55mAustrian Airlines
Deal found 12/12C$ 2,206
Tue 30/124:30 p.m.YTZ - SOF
3 stops18h 20mMultiple Airlines
Mon 5/16:35 p.m.SOF - YTZ
3 stops27h 30mMultiple Airlines
Deal found 13/12C$ 2,214
Sat 20/127:30 p.m.YUL - SOF
2 stops15h 50mLufthansa
Sat 31/12:00 p.m.SOF - YUL
1 stop11h 20mLufthansa
Deal found 14/12C$ 2,225
Sat 20/127:30 p.m.YUL - SOF
2 stops15h 50mMultiple Airlines
Sat 31/17:55 a.m.SOF - YUL
2 stops23h 37mMultiple Airlines
Deal found 13/12C$ 2,229
Mon 29/129:35 p.m.YYZ - SOF
1 stop35h 00mMultiple Airlines
Sun 4/111:05 p.m.SOF - YYZ
2 stops52h 35mMultiple Airlines
Deal found 13/12C$ 2,235
Sun 21/124:40 p.m.YYZ - SOF
2 stops13h 20mLufthansa
Sat 10/16:05 a.m.SOF - YYZ
2 stops16h 55mLufthansa
Deal found 13/12C$ 2,338
Wed 31/122:05 p.m.YTZ - SOF
3 stops20h 55mMultiple Airlines
Sun 4/17:05 p.m.SOF - YTZ
3 stops29h 20mMultiple Airlines
Deal found 13/12C$ 2,375
Mon 22/127:25 p.m.YOW - SOF
2 stops35h 25mLOT
Thu 8/16:35 p.m.SOF - YOW
2 stops35h 33mLOT
Deal found 14/12C$ 2,428

Find flight deals from Ontario to Sofia

Keep the following information in mind while searching for Ontario to Sofia flight deals. Data was last updated 15 December 2025.

Round-trip from

C$ 727

One-way from

C$ 387

Popular in

December

Cheapest in

February

Average price

C$ 1,984
20/1-10/3
  • 20/1-10/3
  • 3 total stops
  • 52h 20m total
  • Ontario to Sofia
Search Deals
14/1
  • 14/1
  • 1 total stop
  • 14h 30m total
  • Ontario to Sofia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 124 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 83 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Sofia 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 15 December 2025.
Use the filters below to find and compare flights from Ontario to Sofia that are best for you.

Fly from

Ontario

Fly to

Sofia

Route

Depart

Return

Price

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

11:00 p.m.-7:25 p.m.

1 stop13h 25m

Sofia

Thu 23/4

8:05 p.m.-9:00 p.m.

1 stop31h 55m

C$ 818

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Fri 16/1

9:35 p.m.-11:55 a.m.

1 stop31h 20m

Sofia

Thu 29/1

8:25 p.m.-3:00 p.m.

1 stop25h 35m

C$ 872

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Sat 9/5

11:55 p.m.-10:50 p.m.

1 stop15h 55m

Sofia

Sat 23/5

5:45 a.m.-3:50 p.m.

1 stop17h 05m

C$ 912

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Sun 18/1

6:05 p.m.-4:20 p.m.

1 stop15h 15m

Sofia

Mon 2/2

5:25 p.m.-2:50 p.m.

1 stop28h 25m

C$ 917

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Wed 21/1

7:40 p.m.-9:45 p.m.

2 stops19h 05m

Sofia

Tue 10/3

6:05 a.m.-2:15 p.m.

1 stop14h 10m

C$ 917

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Tue 20/1

9:35 p.m.-9:30 p.m.

1 stop16h 55m

Sofia

Mon 9/3

6:00 a.m.-2:15 p.m.

2 stops38h 15m

C$ 947

TorontoSofia

YTZ - SOF

YTZSOF

Toronto Island

Sun 18/1

4:30 p.m.-6:30 p.m.

2 stops19h 00m

Sofia

Mon 2/2

11:30 a.m.-7:50 p.m.

3 stops39h 20m

C$ 965

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Tue 20/1

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

1 stop15h 05m

Sofia

Wed 11/3

9:00 p.m.-9:15 p.m.

1 stop30h 15m

C$ 967

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Sun 25/1

6:05 p.m.-4:20 p.m.

1 stop15h 15m

Sofia

Mon 9/3

5:25 p.m.-9:15 p.m.

1 stop33h 50m

C$ 967

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Tue 20/1

6:05 p.m.-8:10 p.m.

1 stop19h 05m

Sofia

Mon 9/3

5:25 p.m.-9:15 p.m.

1 stop33h 50m

C$ 967

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/12

Showing 1-10 of 37 results
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Best time to book a flight from Ontario to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia 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 Sofia

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

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Sofia (average of C$ 872). Flying from Region of Ontario to Sofia in June is currently the most expensive (average of C$ 1,181). 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 SOF?

Find hourly flight availability from Ontario to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 December 2025.

When flying from Region of Ontario to Sofia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 25% versus a flight in the morning.

How much does it cost to fly round-trip from Region of Ontario to Sofia?

Related info for your journey

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

  • What airport do you fly into for flights to Sofia from Ontario?

    Sofia (SOF) is the airport you will fly into if you book a flight from Ontario to Sofia. It is only a 6.7 km journey from Sofia (SOF) to Sofia’s city centre.

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

    For as low as C$ 917, British Airways can have you in Sofia from Region of Ontario in 15h 15m. There are 7735 km between Region of Ontario and Sofia. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Region of Ontario to Sofia one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as C$ 604. However, be on the lookout for offers from Turkish Airlines and LOT, as they are both options that can get you from Region of Ontario to Sofia for a low price.

  • What are the most popular routes from Region of Ontario to Sofia?

    The most popular route from Region of Ontario to Sofia is Montreal Pierre Elliott Trudeau Intl - Sofia. You may also consider Toronto Pearson Intl - Sofia or Toronto Island - Sofia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Sofia 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 Sofia?

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Sofia (average of C$ 872). Flying from Region of Ontario to Sofia in June is currently the most expensive (average of C$ 1,181). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from Ontario to Sofia

Discover the top 7 airlines that operate flights from Ontario to Sofia. 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 15 December 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 873AverageC$ 961FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 926AverageC$ 1,338FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Austrian AirlinesCheapestC$ 994AverageC$ 1,314FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapestC$ 1,009AverageC$ 1,453FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
LOTCheapestC$ 1,042AverageC$ 1,482FlexibilityNo cancel feeOn-time81%
Search LOT flights
Turkish AirlinesCheapestC$ 1,122AverageC$ 1,256FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air FranceCheapestC$ 1,475AverageC$ 1,576FlexibilityNo 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 Sofia?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sofia from Ontario today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Ontario to Sofia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Sofia, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sofia from Ontario today and book when prices fit your budget.

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