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Cheap flights from Ontario to Sofia from C$ 444

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SOF
17 Apr — 24 Apr1
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 18 March 2026.

Wed 3/611:00 p.m.
YUL
-
SOF
1 stop13h 20m
Multiple Airlines
Tue 16/68:20 p.m.
SOF
-
YUL
1 stop31h 40m
Multiple Airlines
Deal found 17/3C$ 804
Tue 12/57:15 p.m.
YYZ
-
SOF
2 stops18h 35m
Multiple Airlines
Tue 26/511:25 p.m.
SOF
-
YYZ
1 stop20h 55m
Multiple Airlines
Deal found 17/3C$ 902
Mon 30/311:00 p.m.
YUL
-
SOF
2 stops31h 50m
Multiple Airlines
Fri 29/57:35 a.m.
SOF
-
YUL
1 stop20h 25m
Multiple Airlines
Deal found 17/3C$ 909
Sun 29/311:00 p.m.
YUL
-
SOF
2 stops19h 10m
Multiple Airlines
Fri 29/57:35 a.m.
SOF
-
YUL
1 stop20h 25m
Multiple Airlines
Deal found 17/3C$ 915
Sun 31/511:00 p.m.
YUL
-
SOF
1 stop11h 05m
Multiple Airlines
Fri 19/65:55 p.m.
SOF
-
YUL
1 stop34h 05m
Multiple Airlines
Deal found 14/3C$ 934
Sun 7/67:15 p.m.
YYZ
-
SOF
2 stops19h 45m
Multiple Airlines
Fri 12/66:20 p.m.
SOF
-
YYZ
2 stops28h 30m
Multiple Airlines
Deal found 15/3C$ 937
Sun 31/511:00 p.m.
YUL
-
SOF
1 stop11h 05m
Multiple Airlines
Thu 18/68:10 p.m.
SOF
-
YUL
1 stop31h 50m
Multiple Airlines
Deal found 14/3C$ 939
Wed 20/511:00 p.m.
YUL
-
SOF
1 stop13h 20m
Multiple Airlines
Fri 12/65:55 p.m.
SOF
-
YUL
1 stop34h 05m
Multiple Airlines
Deal found 13/3C$ 942
Thu 4/69:30 p.m.
YUL
-
SOF
2 stops35h 05m
Multiple Airlines
Sun 21/64:05 p.m.
SOF
-
YUL
2 stops28h 55m
Multiple Airlines
Deal found 17/3C$ 952
Sun 31/511:00 p.m.
YUL
-
SOF
1 stop11h 05m
Multiple Airlines
Sun 14/610:30 a.m.
SOF
-
YUL
1 stop17h 30m
Multiple Airlines
Deal found 14/3C$ 953
Mon 30/311:00 p.m.
YUL
-
SOF
1 stop13h 30m
Multiple Airlines
Tue 26/58:20 p.m.
SOF
-
YUL
1 stop31h 40m
Multiple Airlines
Deal found 17/3C$ 956
Sun 5/411:45 p.m.
YUL
-
SOF
1 stop18h 50m
Multiple Airlines
Sun 19/46:15 p.m.
SOF
-
YUL
1 stop33h 45m
Multiple Airlines
Deal found 15/3C$ 957

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 18 March 2026.

Round-trip from

C$ 804

One-way from

C$ 444

Popular in

December

Cheapest in

March

Average price

C$ 937
3/6-16/6
  • 3/6-16/6
  • 2 total stops
  • 45h 00m total
  • Ontario to Sofia
Search Deals
16/6
  • 16/6
  • 3 total stops
  • 30h 05m total
  • Ontario to Sofia
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 18 March 2026.
Use the filters below to find and compare flights from Ontario to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Fri 1/5

10:45 p.m.-12:25 p.m.

1 stop30h 40m

Sofia

Sat 9/5

10:55 p.m.-3:50 p.m.

2 stops23h 55m

C$ 1,022

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Sun 3/5

7:15 p.m.-12:50 a.m.

2 stops22h 35m

Sofia

Fri 15/5

10:55 a.m.-7:05 p.m.

1 stop15h 10m

C$ 1,052

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Sun 5/4

6:10 p.m.-7:20 p.m.

1 stop18h 10m

Sofia

Mon 20/4

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

1 stop31h 00m

C$ 1,090

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Tue 31/3

9:50 p.m.-7:45 p.m.

1 stop14h 55m

Sofia

Tue 9/6

3:50 p.m.-7:45 p.m.

1 stop34h 55m

C$ 1,119

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Mon 30/3

9:50 p.m.-8:45 a.m.

1 stop27h 55m

Sofia

Wed 3/6

9:35 a.m.-11:38 a.m.

2 stops33h 03m

C$ 1,119

TorontoSofia

YTZ - SOF

YTZSOF

Toronto Island

Tue 31/3

7:50 a.m.-11:35 p.m.

3 stops32h 45m

Sofia

Sat 4/4

5:00 a.m.-9:32 p.m.

3 stops23h 32m

C$ 1,120

TorontoSofia

YTZ - SOF

YTZSOF

Toronto Island

Sun 5/4

12:30 p.m.-2:55 p.m.

2 stops19h 25m

Sofia

Mon 20/4

3:40 p.m.-5:52 p.m.

2 stops33h 12m

C$ 1,121

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Sun 26/4

6:10 p.m.-7:20 p.m.

1 stop18h 10m

Sofia

Mon 11/5

8:10 p.m.-4:05 p.m.

1 stop26h 55m

C$ 1,149

TorontoSofia

YTZ - SOF

YTZSOF

Toronto Island

Mon 13/4

11:00 a.m.-12:10 p.m.

3 stops18h 10m

Sofia

Mon 20/4

8:00 a.m.-8:09 p.m.

2 stops19h 09m

C$ 1,187

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Sat 28/3

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

2 stops40h 00m

Sofia

Sat 4/4

6:10 a.m.-4:43 p.m.

2 stops41h 33m

C$ 1,206

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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$ 867). Flying from Region of Ontario to Sofia in December is currently the most expensive (average of C$ 1,172). 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.

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$ 1,119, British Airways can have you in Sofia from Region of Ontario in 14h 55m. 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 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 Ottawa - 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$ 867). Flying from Region of Ontario to Sofia in December is currently the most expensive (average of C$ 1,172). 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 18 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 867AverageC$ 1,316FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapestC$ 868AverageC$ 946FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Austrian AirlinesCheapestC$ 988AverageC$ 1,306FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapestC$ 1,008AverageC$ 1,465FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapestC$ 1,017AverageC$ 1,140FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LOTCheapestC$ 1,086AverageC$ 1,456FlexibilityNo cancel feeOn-time81%
Search LOT flights
Air FranceCheapestC$ 1,467AverageC$ 1,470FlexibilityNo 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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