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Cheap flights from Sofia to Ontario from C$ 391

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — YYZ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Sofia to Ontario

Keep the following information in mind while searching for Sofia to Ontario flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 873

One-way from

C$ 391

Popular in

August

Cheapest in

June

Average price

C$ 971
British Airways
  • British Airways
  • 1/11-16/11
  • 2 total stops
  • 26h 20m total
  • Sofia to Ontario
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22/9
  • 22/9
  • 3 total stops
  • 54h 20m total
  • Sofia to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 147 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Sofia to Ontario

Cheapest flights from Sofia to Ontario
Explore the most affordable flight options available from Sofia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Sat 1/1112:05 p.m.SOF - YUL
1 stop13h 40mBritish Airways
Sun 16/118:40 p.m.YUL - SOF
1 stop12h 40mBritish Airways
Deal found 10/9C$ 873
Mon 6/105:00 a.m.SOF - YYZ
3 stops21h 25mMultiple Airlines
Sun 19/1011:55 p.m.YYZ - SOF
2 stops15h 25mMultiple Airlines
Deal found 11/9C$ 902
Sat 1/1112:05 p.m.SOF - YYZ
1 stop15h 10mBritish Airways
Sat 15/1110:55 a.m.YYZ - SOF
2 stops19h 05mBritish Airways
Deal found 10/9C$ 909
Mon 17/117:00 a.m.SOF - YUL
1 stop17h 20mMultiple Airlines
Mon 1/127:05 p.m.YUL - SOF
1 stop12h 00mMultiple Airlines
Deal found 10/9C$ 920
Mon 15/99:15 p.m.SOF - YYZ
3 stops26h 55mMultiple Airlines
Sat 20/911:55 p.m.YYZ - SOF
1 stop16h 00mMultiple Airlines
Deal found 10/9C$ 922
Thu 23/1010:40 p.m.SOF - YYZ
3 stops30h 15mMultiple Airlines
Wed 5/117:40 p.m.YYZ - SOF
2 stops19h 00mMultiple Airlines
Deal found 10/9C$ 923
Fri 7/116:10 a.m.SOF - YYZ
1 stop17h 05mMultiple Airlines
Thu 20/112:00 p.m.YYZ - SOF
2 stops14h 50mMultiple Airlines
Deal found 11/9C$ 941
Mon 17/115:00 a.m.SOF - YUL
2 stops17h 20mAir France
Mon 1/125:00 p.m.YUL - SOF
1 stop14h 05mAir France
Deal found 10/9C$ 942
Sat 1/114:00 p.m.SOF - YUL
2 stops34h 40mMultiple Airlines
Sun 16/119:40 p.m.YUL - SOF
1 stop14h 30mMultiple Airlines
Deal found 11/9C$ 945
Thu 23/106:15 a.m.SOF - YTZ
2 stops32h 50mMultiple Airlines
Wed 5/118:30 a.m.YTZ - SOF
2 stops23h 45mMultiple Airlines
Deal found 10/9C$ 969
Tue 21/106:20 a.m.SOF - YTZ
2 stops18h 25mAir Canada
Mon 27/107:10 a.m.YTZ - SOF
2 stops24h 05mAir Canada
Deal found 9/9C$ 971
Thu 23/106:15 a.m.SOF - YYZ
1 stop13h 25mAir Canada
Wed 5/117:45 p.m.YYZ - SOF
1 stop15h 35mAir Canada
Deal found 10/9C$ 981

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sofia to Ontario 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 11 September 2025.
Use the filters below to find and compare flights from Sofia to Ontario that are best for you.

Fly from

Sofia

Fly to

Ontario

Route

Depart

Return

Price

SofiaMontreal

SOF - YUL

SOFYUL

Sofia

Sat 1/11

12:05 p.m.-7:45 p.m.

1 stop13h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

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

1 stop12h 40m

C$ 873

SofiaToronto

SOF - YYZ

SOFYYZ

Sofia

Mon 6/10

5:00 a.m.-7:25 p.m.

3 stops21h 25m

Toronto Pearson Intl

Sun 19/10

11:55 p.m.-10:20 p.m.

2 stops15h 25m

C$ 902

SofiaToronto

SOF - YYZ

SOFYYZ

Sofia

Sat 1/11

12:05 p.m.-9:15 p.m.

1 stop15h 10m

Toronto Pearson Intl

Sat 15/11

10:55 a.m.-1:00 p.m.

2 stops19h 05m

C$ 909

SofiaMontreal

SOF - YUL

SOFYUL

Sofia

Mon 17/11

7:00 a.m.-5:20 p.m.

1 stop17h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 1/12

7:05 p.m.-2:05 p.m.

1 stop12h 00m

C$ 920

SofiaMontreal

SOF - YUL

SOFYUL

Sofia

Mon 17/11

5:00 a.m.-3:20 p.m.

2 stops17h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 1/12

5:00 p.m.-2:05 p.m.

1 stop14h 05m

C$ 942

SofiaMontreal

SOF - YUL

SOFYUL

Sofia

Sat 1/11

5:00 a.m.-8:40 p.m.

2 stops21h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

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

1 stop14h 30m

C$ 955

SofiaToronto

SOF - YYZ

SOFYYZ

Sofia

Fri 7/11

2:35 p.m.-7:50 p.m.

1 stop12h 15m

Toronto Pearson Intl

Thu 20/11

6:30 p.m.-6:00 p.m.

1 stop16h 30m

C$ 963

SofiaToronto

SOF - YYZ

SOFYYZ

Sofia

Mon 6/10

7:00 a.m.-5:23 p.m.

2 stops17h 23m

Toronto Pearson Intl

Sun 19/10

10:10 p.m.-2:00 p.m.

1 stop32h 50m

C$ 964

SofiaToronto

SOF - YTZ

SOFYTZ

Sofia

Tue 21/10

6:20 a.m.-5:45 p.m.

2 stops18h 25m

Toronto Island

Mon 27/10

7:10 a.m.-1:15 p.m.

2 stops24h 05m

C$ 971

SofiaToronto

SOF - YYZ

SOFYYZ

Sofia

Mon 3/11

2:20 p.m.-7:50 p.m.

1 stop12h 30m

Toronto Pearson Intl

Tue 18/11

2:00 p.m.-1:45 p.m.

2 stops16h 45m

C$ 984

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 48 results
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Best time to book a flight from Sofia to Ontario

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

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

Currently, January is the cheapest month in which you can book a flight from Sofia to Region of Ontario (average of C$ 168). Flying from Sofia to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 SOF to ON?

Find hourly flight availability from Sofia to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

When flying from Sofia to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 11 September 2025.
See what other customers who have flown with LOT,Air Canada, andLufthansa from Sofia to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,114 reviews
Check prices

Boarding

7.6

Overall

7.6

Entertainment

7.0

Food

7.2

Crew

8.2

Comfort

7.5

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
LOT
7.6
Good
1,114 reviews
LOT
7.6
Good
1,114 reviews
Check prices

Boarding

7.6

Overall

7.6

Entertainment

7.0

Food

7.2

Crew

8.2

Comfort

7.5

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
Air Canada
7.1
Good
10,000 reviews
LOT
7.6
Good
1,114 reviews
Check prices

Boarding

7.6

Overall

7.6

Entertainment

7.0

Food

7.2

Crew

8.2

Comfort

7.5

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
Lufthansa
6.8
Okay
7,409 reviews
LOT
7.6
Good
1,114 reviews
Check prices

Boarding

7.6

Overall

7.6

Entertainment

7.0

Food

7.2

Crew

8.2

Comfort

7.5

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed

Related info for your journey

Find useful and relevant information for your journey from Sofia to Ontario. 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 from for flights from Sofia to Ontario?

    Sofia (SOF), located 6.7 km from the city centre, is the airport you fly out of when you book flights from Sofia to Ontario.

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

    Departing from Sofia to Region of Ontario will take you 13h 40m. The distance from Sofia to Region of Ontario is about 7247 km. This flight may include one or multiple stops.

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

    When deciding which route to take from Sofia to Region of Ontario consider Sofia - Toronto Pearson Intl, Sofia - Toronto Island or Sofia - Montreal Pierre Elliott Trudeau Intl as they are the most popular.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Sofia to Region of Ontario (average of C$ 168). Flying from Sofia to Region of Ontario in July is currently the most expensive (average of C$ 258). 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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Top 3 airlines flying from Sofia to Ontario

Discover the top 3 airlines that operate flights from Sofia to Ontario. 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapestC$ 840AverageC$ 939FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 844AverageC$ 1,033FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LOTCheapestC$ 855AverageC$ 1,057FlexibilityNo 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 Sofia to Ontario?

Deals for Sofia to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sofia to Ontario.

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

Need flexible booking options for your flight to Ontario from Sofia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Sofia to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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