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Cheap flights from Montreal to Sofia from C$ 458

YMQ — SOF
5 Dec — 12 Dec1
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

Sat 28/116:30 p.m. -
1 stop21h 55m
Sat 12/1210:10 p.m. -
1 stop21h 20m
Deal found 2/11C$ 885
Wed 25/119:40 p.m. -
2 stops29h 50m
Fri 4/1210:20 p.m. -
1 stop22h 05m
Deal found 3/11C$ 922
Sat 28/116:30 p.m. -
1 stop21h 55m
Fri 11/1211:55 a.m. -
2 stops28h 45m
Deal found 2/11C$ 931
Mon 23/118:15 p.m. -
2 stops19h 20m
Fri 4/1210:20 p.m. -
1 stop22h 05m
Deal found 3/11C$ 943
Tue 24/116:30 p.m. -
1 stop35h 05m
Fri 4/1210:20 p.m. -
1 stop22h 05m
Deal found 3/11C$ 959
Thu 10/122:15 p.m. -
3 stops27h 55m
Wed 13/18:00 a.m. -
2 stops18h 55m
Deal found 4/11C$ 1,000
Thu 19/117:35 p.m. -
2 stops19h 00m
Fri 27/118:20 p.m. -
2 stops23h 05m
Deal found 1/11C$ 1,005
Sat 7/116:30 p.m. -
1 stop19h 40m
Sat 14/1110:10 p.m. -
1 stop21h 20m
Deal found 2/11C$ 1,008

Find flight deals from Montreal to Sofia

Round-trip from

C$ 885

One-way from

C$ 458

Popular in

April

Cheapest in

January

Average price

C$ 1,306
28/11-12/12
  • 28/11-12/12
  • 2 total stops
  • 43h 15m total
  • Montreal to Sofia
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4/12-31/12
  • 4/12-31/12
  • 2 total stops
  • 43h 45m total
  • Montreal to Sofia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 107 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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.

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Route

Depart

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Price

Cheapest round-trip

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 4/12

8:15 p.m.-11:00 p.m.

2 stops43h 45m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 458

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 15/11

6:50 p.m.-10:55 p.m.

1 stop21h 05m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 652

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 1/1

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

3 stops30h 10m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 804

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Thu 19/11

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

1 stop15h 05m

Sofia

Fri 27/11

8:25 p.m.-7:15 p.m.

1 stop29h 50m

C$ 1,029

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 6/12

8:15 p.m.-1:55 a.m.

2 stops22h 40m

Sofia

Wed 13/1

8:00 a.m.-7:55 p.m.

2 stops18h 55m

C$ 1,032

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 9/3

9:15 p.m.-8:10 p.m.

1 stop15h 55m

Sofia

Wed 14/4

9:25 p.m.-8:15 p.m.

1 stop29h 50m

C$ 1,046

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 20/4

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

1 stop15h 30m

Sofia

Fri 14/5

2:15 p.m.-8:15 p.m.

1 stop13h 00m

C$ 1,046

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 21/4

10:00 p.m.-1:25 p.m.

1 stop32h 25m

Sofia

Fri 14/5

2:15 p.m.-8:15 p.m.

1 stop13h 00m

C$ 1,046

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 24/4

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

1 stop15h 10m

Sofia

Sun 9/5

9:05 p.m.-8:15 p.m.

1 stop30h 10m

C$ 1,046

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

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

1 stop20h 25m

Sofia

Sun 29/11

10:50 p.m.-7:45 p.m.

3 stops27h 55m

C$ 1,139

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Showing 1-10 of 19 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$ 1,274). Flying from Montreal to Sofia in July is currently the most expensive (average of C$ 1,691). 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.

How much does it cost to fly round-trip from Montreal to Sofia?

Airfare is below average for this route at the moment.
Montreal to Sofia flights typically cost between C$ 1,022 and C$ 1,346 in November.
The cheapest round-trip price found within the last 5 days was C$ 885 on Multiple Airlines (28 Nov-12 Dec).

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

Istanbul (IST) – chosen by Cheapflights users on 36% 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 48 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

Crew

8.1

Entertainment

6.8

Food

6.7

Boarding

7.6

Comfort

7.3

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

Crew

8.1

Entertainment

6.8

Food

6.7

Boarding

7.6

Comfort

7.3

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
4,471 reviews
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Crew

8.1

Entertainment

6.8

Food

6.7

Boarding

7.6

Comfort

7.3

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
11,861 reviews
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Crew

8.1

Entertainment

6.8

Food

6.7

Boarding

7.6

Comfort

7.3

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
8,299 reviews
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Crew

8.1

Entertainment

6.8

Food

6.7

Boarding

7.6

Comfort

7.3

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
8,283 reviews
Austrian Airlines
7.5
Good
981 reviews
Check prices

Overall

7.5

Crew

8.1

Entertainment

6.8

Food

6.7

Boarding

7.6

Comfort

7.3

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 can get you from Montreal to Sofia in just under 15h 05m. Your travel time can differ by up to . There are 7247 km between Montreal and Sofia.

  • 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$ 990 on this airline. Additional options worth looking into are British Airways and Lufthansa, starting at C$ 1,009 and C$ 1,063 round-trip. Air Canada is currently priced 30% 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$ 1,274). Flying from Montreal to Sofia in July is currently the most expensive (average of C$ 1,691). 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$ 990AverageC$ 1,624FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapestC$ 1,009AverageC$ 1,269FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapestC$ 1,063AverageC$ 1,533FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapestC$ 1,081AverageC$ 1,492FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Austrian AirlinesCheapestC$ 1,375AverageC$ 1,785FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights

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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?

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