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Cheap flights from Montreal to Sofia from C$ 499

YMQ — SOF
8 Nov — 15 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Sofia

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Sofia

Fri 11/128:30 p.m. -
2 stops13h 40m
Fri 12/210:20 p.m. -
1 stop22h 05m
Deal found 4/10C$ 910
Wed 21/1011:40 p.m. -
1 stop18h 45m
Thu 19/115:40 a.m. -
1 stop15h 55m
Deal found 6/10C$ 967
Thu 5/116:50 p.m. -
3 stops36h 00m
Thu 12/116:05 a.m. -
2 stops16h 05m
Deal found 8/10C$ 972
Thu 12/113:10 p.m. -
2 stops25h 00m
Wed 25/114:00 p.m. -
3 stops34h 00m
Deal found 6/10C$ 1,004
Mon 19/1011:40 p.m. -
1 stop18h 25m
Sat 7/1110:10 p.m. -
2 stops28h 30m
Deal found 7/10C$ 1,024
Thu 15/1011:45 p.m. -
1 stop18h 50m
Sat 7/1110:10 p.m. -
2 stops28h 30m
Deal found 4/10C$ 1,030
Thu 12/119:15 p.m. -
1 stop15h 05m
Wed 25/119:05 p.m. -
1 stop29h 10m
Deal found 7/10C$ 1,033
Wed 21/1011:40 p.m. -
1 stop12h 25m
Sat 7/1110:10 p.m. -
2 stops28h 30m
Deal found 7/10C$ 1,034

Find flight deals from Montreal to Sofia

Round-trip from

C$ 910

One-way from

C$ 499

Popular in

April

Cheapest in

January

Average price

C$ 1,355
11/12-12/2
  • 11/12-12/2
  • 3 total stops
  • 35h 45m total
  • Montreal to Sofia
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21/11-31/12
  • 21/11-31/12
  • 1 total stop
  • 20h 25m total
  • Montreal to Sofia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 76 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

7:35 p.m.-11:00 a.m.

2 stops32h 25m

Sofia

Wed 31/12

12:00 a.m.-5:00 p.m.

Nonstop0h 00m

C$ 517
Quickest round-trip

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 19/1

8:10 p.m.-3:00 a.m.

2 stops23h 50m

Sofia

Wed 31/12

12:00 a.m.-5:00 p.m.

Nonstop0h 00m

C$ 711

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 12/12

9:05 p.m.-6:35 p.m.

1 stop14h 30m

Sofia

Wed 10/2

9:05 p.m.-7:15 p.m.

1 stop29h 10m

C$ 1,041

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 20/10

10:00 p.m.-8:30 p.m.

1 stop15h 30m

Sofia

Mon 9/11

5:15 p.m.-7:15 p.m.

1 stop33h 00m

C$ 1,123

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 6/4

4:40 p.m.-10:20 a.m.

1 stop10h 40m

Sofia

Tue 20/4

1:30 p.m.-3:00 p.m.

1 stop32h 30m

C$ 1,202

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

6:50 p.m.-11:50 a.m.

1 stop10h 00m

Sofia

Fri 11/12

6:45 p.m.-1:20 p.m.

1 stop25h 35m

C$ 1,218

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Thu 5/11

8:20 p.m.-10:30 a.m.

2 stops55h 10m

Sofia

Thu 12/11

4:15 p.m.-3:10 p.m.

1 stop29h 55m

C$ 1,229

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 6/4

3:10 p.m.-11:40 a.m.

2 stops13h 30m

Sofia

Thu 22/4

8:00 a.m.-1:50 p.m.

1 stop12h 50m

C$ 1,234

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 6/4

3:10 p.m.-11:40 a.m.

2 stops13h 30m

Sofia

Tue 20/4

8:00 a.m.-6:59 p.m.

2 stops17h 59m

C$ 1,245

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Thu 12/11

9:15 p.m.-7:20 p.m.

1 stop15h 05m

Sofia

Wed 25/11

9:05 p.m.-12:35 a.m.

2 stops34h 30m

C$ 1,248

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/10

Showing 1-10 of 14 resultsSorted by cheapest first
1
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Best time to book a flight from Montreal to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Montreal with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Montreal to Sofia

What is the cheapest month to book a flight from Montreal to Sofia?

Currently, March is the cheapest month in which you can book a flight from Montreal to Sofia (average of C$ 1,299). Flying from Montreal to Sofia in July is currently the most expensive (average of C$ 1,725). 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’s the top layover airport for flights from Montreal to Sofia?

Istanbul (IST) – chosen by Cheapflights users on 35% of one-stop itineraries from Montreal to Sofia on Cheapflights.

What’s the cheapest layover airport for flights from Montreal to Sofia?

London (LHR) is the most affordable 1-stop option, with an average round-trip price of C$ 1,220.

What’s the fastest layover option from Montreal to Sofia?

Flights via Vienna (VIE) have the shortest average one-way travel time for 1-stop routes: 11h 47m.

Which airport typically offers the quickest layover for flights from Montreal to Sofia?

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 2h 09m.

How far ahead should I book a flight from Montreal to Sofia?

Booking 49 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal to Sofia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Sofia

Read through reviews of airlines operating flights from Montreal to Sofia, such as Austrian Airlines,Turkish Airlines, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Comfort

7.3

Boarding

7.6

Entertainment

6.8

Food

6.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Austrian Airlines
7.5
Good
981 reviews
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Comfort

7.3

Boarding

7.6

Entertainment

6.8

Food

6.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Turkish Airlines
7.4
Good
4,455 reviews
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Comfort

7.3

Boarding

7.6

Entertainment

6.8

Food

6.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Air Canada
7.1
Good
11,745 reviews
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Comfort

7.3

Boarding

7.6

Entertainment

6.8

Food

6.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Lufthansa
6.8
Okay
8,270 reviews
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Comfort

7.3

Boarding

7.6

Entertainment

6.8

Food

6.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
British Airways
6.7
Okay
8,255 reviews
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Comfort

7.3

Boarding

7.6

Entertainment

6.8

Food

6.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.

Related info for your journey

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

    Sofia (SOF), located 6.7 km from the city centre, is the airport you fly into when you book flights from Montreal to Sofia. 5 airlines have flights to Sofia from Montreal on a regular basis. Booking flights from Montreal to Sofia should not be difficult; the airport handles an average of 0 inbound flights from Montreal per day.

  • How long is the flight from Montreal to Sofia?

    British Airways, SWISS, and Austrian Airlines can get you from Montreal to Sofia in just under 10h. Your travel time can differ by up to 4h 30m. There are 7247 km between Montreal and Sofia. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Montreal to Sofia round-trip?

    Our cheapest airline available from Montreal to Sofia is Air Canada. Our recent data shows that you can find tickets from as low as C$ 1,010 on this airline. Additional options worth looking into are British Airways and Lufthansa, starting at C$ 1,029 and C$ 1,084 round-trip. Air Canada is currently priced 31% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Montreal to Sofia (average of C$ 1,299). Flying from Montreal to Sofia in July is currently the most expensive (average of C$ 1,725). 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

Alternative routes for Montreal to Sofia

Pierre Elliott Trudeau Intl to Sofia flights
Québec City to Sofia flights
Ottawa to Sofia flights

Top 5 airlines flying from Montreal to Sofia

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,010AverageC$ 1,657FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapestC$ 1,029AverageC$ 1,295FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapestC$ 1,084AverageC$ 1,648FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapestC$ 1,103AverageC$ 1,526FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Austrian AirlinesCheapestC$ 1,403AverageC$ 1,821FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights

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How does Cheapflights help users find flights from Montreal to Sofia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Montreal to Sofia. 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 Montreal to Sofia?

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 Montreal to Sofia.

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

Yes! Cheapflights helps users easily find flights from Montreal to Sofia with no change fees.

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