What is the cheapest airline that flies from Ontario to Sofia?

Lufthansa, Austrian Airlines, and Aegean Airlines are the most popular carriers operating from Ontario to Sofia

How long does it take to fly to Sofia?

On average, it takes 12h 55m to fly from Region of Ontario to Sofia if you fly out of Ottawa (the most popular airport in Region of Ontario) and into Sofia (the most popular airport in Sofia). If you’re flying out of Toronto and into Sofia, then the flight time is around 15h 37m.

Which airlines fly to Sofia?

LOT, Air Canada and Lufthansa are the top three most popular airlines that fly to Sofia from Region of Ontario according to our data. LOT is the first choice among our users, with 52% of people opting to fly with this airline when travelling to Sofia. Keep in mind that there are 9 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario to Sofia Airport?

Prices for flights from Ontario to Sofia Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Ontario to Sofia Airport?

The number of operators available for flights from Ontario to Sofia Airport is 9 as of September 2025.

How old do you have to be to fly from Ontario to Sofia Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to Sofia Airport.

What documentation or ID do you need to fly to Sofia Airport?

The travel and health documents you'll need for your trip to Sofia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sofia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 324 Cheap Flights from Ontario to Sofia in 2025/26

1 adult

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Find the cheapest flights from Ontario to Sofia

Round-trip

One-way

Last minute

Cheap round-trip flights

6:45 a.m. - 10:55 p.m.YUL-SOF

33h 10m2 stops

3:10 p.m. - 8:40 p.m.SOF-YUL

35h 30m3 stops

C$ 915

Find Deal

Sat, 11 Oct - Tue, 28 Oct

8:15 p.m. - 10:55 p.m.YUL-SOF

19h 40m2 stops

4:45 p.m. - 8:40 p.m.SOF-YUL

33h 55m2 stops

C$ 934

Find Deal

Sat, 11 Oct - Tue, 28 Oct

5:55 p.m. - 1:35 p.m.YUL-SOF

12h 40m1 stop

6:05 a.m. - 6:20 p.m.SOF-YUL

19h 15m1 stop

C$ 958Lufthansa

Find Deal

Fri, 21 Nov - Sun, 30 Nov

4:30 p.m. - 10:05 a.m.YUL-SOF

34h 35m2 stops

3:30 p.m. - 1:50 p.m.SOF-YUL

29h 20m2 stops

C$ 959SWISS

Find Deal

Mon, 6 Oct - Mon, 20 Oct

6:55 p.m. - 6:10 p.m.YUL-SOF

16h 15m2 stops

12:35 p.m. - 1:45 p.m.SOF-YUL

32h 10m1 stop

C$ 962Austrian Airlines

Find Deal

Fri, 17 Oct - Sun, 30 Nov

11:23 a.m. - 12:00 p.m.YUL-SOF

17h 37m2 stops

6:00 a.m. - 9:00 p.m.SOF-YUL

22h 00m1 stop

C$ 965Air Canada

Find Deal

Thu, 2 Oct - Wed, 22 Oct

1:30 p.m. - 12:00 p.m.YUL-SOF

15h 30m2 stops

12:45 p.m. - 7:25 a.m.SOF-YUL

25h 40m2 stops

C$ 974Air Canada

Find Deal

Mon, 13 Oct - Mon, 20 Oct

4:45 p.m. - 1:15 p.m.YUL-SOF

13h 30m2 stops

11:00 a.m. - 1:45 p.m.SOF-YUL

33h 45m2 stops

C$ 981SWISS

Find Deal

Fri, 21 Nov - Sun, 30 Nov

2:10 p.m. - 6:10 p.m.YUL-SOF

21h 00m2 stops

4:05 p.m. - 11:40 a.m.SOF-YUL

26h 35m2 stops

C$ 1,010Austrian Airlines

Find Deal

Sun, 5 Oct - Mon, 20 Oct

6:15 p.m. - 1:35 p.m.YYZ-SOF

12h 20m1 stop

7:05 p.m. - 4:15 p.m.SOF-YYZ

28h 10m1 stop

C$ 1,318Lufthansa

Find Deal

Sun, 14 Dec - Sun, 21 Dec

Lufthansa flights from Region of Ontario to Sofia

Our best Lufthansa deals on Region of Ontario to Sofia flight tickets

Lufthansa

21 Nov

YUL5:55 p.m.Montreal Pierre Elliott Trudeau Intl

12h 40m

1 stop

SOF1:35 p.m.Sofia

30 Nov

SOF6:05 a.m.Sofia

19h 15m

1 stop

YUL6:20 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 958

Find similar

Lufthansa

14 Dec

YYZ6:15 p.m.Toronto Pearson Intl

12h 20m

1 stop

SOF1:35 p.m.Sofia

21 Dec

SOF7:05 p.m.Sofia

28h 10m

1 stop

YYZ4:15 p.m.Toronto Pearson Intl

C$ 1,318

Find similar

Lufthansa

8 Oct

YYZ8:20 p.m.Toronto Pearson Intl

19h 40m

1 stop

SOF11:00 p.m.Sofia

11 Oct

SOF7:25 p.m.Sofia

26h 30m

1 stop

YYZ2:55 p.m.Toronto Pearson Intl

C$ 1,769

Find similar

SWISS flights from Region of Ontario to Sofia

Our best SWISS deals on Region of Ontario to Sofia flight tickets

SWISS

6 Oct

YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl

34h 35m

2 stops

SOF10:05 a.m.Sofia

20 Oct

SOF3:30 p.m.Sofia

29h 20m

2 stops

YUL1:50 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 959

Find similar

SWISS

21 Nov

YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl

13h 30m

2 stops

SOF1:15 p.m.Sofia

30 Nov

SOF11:00 a.m.Sofia

33h 45m

2 stops

YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 981

Find similar

SWISS

21 Nov

YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl

13h 30m

2 stops

SOF1:15 p.m.Sofia

30 Nov

SOF11:00 a.m.Sofia

59h 23m

3 stops

YUL3:23 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 987

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 11/10

6:45 a.m.-10:55 p.m.

2 stops33h 10m

Sofia

Tue 28/10

3:10 p.m.-8:40 p.m.

3 stops35h 30m

C$ 915

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 11/10

8:15 p.m.-10:55 p.m.

2 stops19h 40m

Sofia

Tue 28/10

4:45 p.m.-8:40 p.m.

2 stops33h 55m

C$ 934

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 21/11

5:55 p.m.-1:35 p.m.

1 stop12h 40m

Sofia

Sun 30/11

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

1 stop19h 15m

C$ 958

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

4:30 p.m.-10:05 a.m.

2 stops34h 35m

Sofia

Mon 20/10

3:30 p.m.-1:50 p.m.

2 stops29h 20m

C$ 959

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 17/10

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

2 stops16h 15m

Sofia

Sun 30/11

12:35 p.m.-1:45 p.m.

1 stop32h 10m

C$ 962

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Thu 2/10

11:23 a.m.-12:00 p.m.

2 stops17h 37m

Sofia

Wed 22/10

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

1 stop22h 00m

C$ 965

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Mon 13/10

1:30 p.m.-12:00 p.m.

2 stops15h 30m

Sofia

Mon 20/10

12:45 p.m.-7:25 a.m.

2 stops25h 40m

C$ 974

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 21/11

4:45 p.m.-1:15 p.m.

2 stops13h 30m

Sofia

Sun 30/11

11:00 a.m.-1:45 p.m.

2 stops33h 45m

C$ 981

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

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

2 stops21h 00m

Sofia

Mon 20/10

4:05 p.m.-11:40 a.m.

2 stops26h 35m

C$ 1,010

TorontoSofia

YYZ - SOF

YYZSOF

Toronto Pearson Intl

Sun 14/12

6:15 p.m.-1:35 p.m.

1 stop12h 20m

Sofia

Sun 21/12

7:05 p.m.-4:15 p.m.

1 stop28h 10m

C$ 1,318

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to Sofia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from Region of Ontario is in February. Flight prices, which tend to average around C$ 1,056, are often lower during this time because this is during the off-season. If you are unable to visit Sofia during the month of February, then departing from Region of Ontario during the month January is also very affordable. Most momondo users find prices during this month for around C$ 1,128.

What is the cheapest day to depart on your flight to Sofia?

The cheapest day to depart from Region of Ontario to Sofia is on a Wednesday when prices can be found for as low as C$ 1,415. The most expensive day to fly to Sofia is Sunday, with ticket prices averaging around C$ 1,559.

What is the cheapest time of day to depart on your flight to Sofia?

Our most recent data shows that the best time of day to fly to Sofia is in the afternoon. Flights from Region of Ontario to Sofia during this time can be as low as C$ 1,417. Flights to Sofia are more costly in the evening, with an average ticket price of C$ 1,532. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Sofia?

You are more likely to see cheaper flights to Sofia from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around C$ 1,323 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from Region of Ontario for as low as C$ 1,246 on momondo.

Cheap Region of Ontario to Sofia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Sofia

Direct flights	None

There are no direct flights from Region of Ontario to Sofia. There are no popular flight routes from Region of Ontario to Sofia.

Search flight deals

When did momondo last update prices for flights from Ontario to Sofia Airport?
Prices for flights from Ontario to Sofia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario to Sofia Airport?
The number of operators available for flights from Ontario to Sofia Airport is 9 as of September 2025.
How old do you have to be to fly from Ontario to Sofia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The travel and health documents you'll need for your trip to Sofia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sofia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Region of Ontario to Sofia

Compare and see reviews for airlines that fly from Region of Ontario to Sofia with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom C$ 890	Free Cancellation	Rating 6.6 7,361 reviews	Search British Airways flights
Austrian Airlines	PriceFrom C$ 999	Free Cancellation	Rating 7.6 850 reviews	Search Austrian Airlines flights
SWISS	PriceFrom C$ 1,007	Free Cancellation	Rating 7.5 1,730 reviews	Search SWISS flights
Air Canada	PriceFrom C$ 1,030	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
LOT	PriceFrom C$ 1,059	Free Cancellation	Rating 7.6 1,114 reviews	Search LOT flights
Lufthansa	PriceFrom C$ 1,059	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom C$ 1,128	Free Cancellation	Rating 7.3 3,968 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom C$ 1,130	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights
Air France	PriceFrom C$ 1,483	Free Cancellation	Rating 7.4 1,469 reviews	Search Air France flights

Borovets

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Sofia?

Finding the right flight to Sofia from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sofia quick and easy, saving you time and money.

Can I find flights from Ontario to Sofia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sofia from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Sofia?

momondo provides multiple filters to help you find the best flight to Sofia from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Sofia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sofia, momondo offers a useful price alert feature which will track prices for flights to Sofia from Ontario and alert you when they change.

An easier way to manage your Sofia trip

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Cheap flights from Ontario to Sofia from C$ 324

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Sofia departing on 29/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

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Filter for what you want

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Cheap last-minute flights

Lufthansa flights from Region of Ontario to Sofia

Our best Lufthansa deals on Region of Ontario to Sofia flight tickets

SWISS flights from Region of Ontario to Sofia

Our best SWISS deals on Region of Ontario to Sofia flight tickets

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Use the filters below to find and compare flights from Ontario to Sofia that are best for you.

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How to get the cheapest flight ticket from Region of Ontario to Sofia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sofia?

What is the cheapest day to depart on your flight to Sofia?

The cheapest day to depart from Region of Ontario to Sofia is on a Wednesday when prices can be found for as low as C$ 1,415. The most expensive day to fly to Sofia is Sunday, with ticket prices averaging around C$ 1,559.

What is the cheapest time of day to depart on your flight to Sofia?

How far in advance should I book a flight to Sofia?

What is the cheapest airline that flies from Ontario to Sofia?

Lufthansa, Austrian Airlines, and Aegean Airlines are the most popular carriers operating from Ontario to Sofia

Which airlines fly to Sofia?

How long does it take to fly to Sofia?

On average, it takes 12h 55m to fly from Region of Ontario to Sofia if you fly out of Ottawa (the most popular airport in Region of Ontario) and into Sofia (the most popular airport in Sofia). If you’re flying out of Toronto and into Sofia, then the flight time is around 15h 37m.

Cheap Region of Ontario to Sofia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Sofia

Direct flights

When did momondo last update prices for flights from Ontario to Sofia Airport?

How many operators does momondo search for flights from Ontario to Sofia Airport?

How old do you have to be to fly from Ontario to Sofia Airport?

What documentation or ID do you need to fly to Sofia Airport?

Best airlines flying from Region of Ontario to Sofia

Compare and see reviews for airlines that fly from Region of Ontario to Sofia with momondo

Travelling to a place near Sofia?

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Sofia?

Can I find flights from Ontario to Sofia with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Sofia?

I’m not ready to book a flight from Ontario to Sofia right now. Can momondo alert me if prices change?

An easier way to manage your Sofia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Bulgaria

Fly your favourite airline to Sofia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo