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Cheap flights from Montreal to Sofia from C$ 417

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SOF
21 Aug — 28 Aug1
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
Explore the most affordable flight options available from Montreal to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 July 2026.

Tue 22/98:05 p.m.
YUL
-
SOF
1 stop11h 55m
Turkish Airlines
Tue 13/109:35 a.m.
SOF
-
YUL
1 stop15h 35m
Turkish Airlines
Deal found 20/7C$ 1,094
Fri 28/87:00 p.m.
YUL
-
SOF
2 stops23h 35m
Multiple Airlines
Sat 12/96:30 p.m.
SOF
-
YUL
2 stops33h 30m
Multiple Airlines
Deal found 22/7C$ 1,097
Thu 10/910:05 p.m.
YUL
-
SOF
1 stop21h 50m
Multiple Airlines
Tue 29/97:00 a.m.
SOF
-
YUL
1 stop14h 00m
Multiple Airlines
Deal found 18/7C$ 1,100
Thu 10/911:40 p.m.
YUL
-
SOF
1 stop18h 45m
Multiple Airlines
Sat 26/95:00 a.m.
SOF
-
YUL
2 stops16h 00m
Multiple Airlines
Deal found 17/7C$ 1,101
Fri 11/95:00 p.m.
YUL
-
SOF
2 stops25h 15m
Multiple Airlines
Sun 4/106:45 p.m.
SOF
-
YUL
2 stops23h 30m
Multiple Airlines
Deal found 21/7C$ 1,103
Fri 11/910:30 a.m.
YUL
-
SOF
2 stops50h 40m
British Airways
Fri 2/102:15 p.m.
SOF
-
YUL
1 stop13h 00m
British Airways
Deal found 20/7C$ 1,104
Sat 12/910:05 p.m.
YUL
-
SOF
1 stop21h 30m
Multiple Airlines
Tue 29/97:00 a.m.
SOF
-
YUL
1 stop14h 00m
Multiple Airlines
Deal found 18/7C$ 1,107
Fri 2/108:25 p.m.
YUL
-
SOF
1 stop14h 20m
Multiple Airlines
Thu 15/107:00 p.m.
SOF
-
YUL
2 stops23h 15m
Multiple Airlines
Deal found 20/7C$ 1,114
Sat 12/95:34 p.m.
YUL
-
SOF
2 stops19h 36m
Multiple Airlines
Wed 30/99:25 p.m.
SOF
-
YUL
1 stop29h 50m
Multiple Airlines
Deal found 17/7C$ 1,115

Find flight deals from Montreal to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 July 2026.

Round-trip from

C$ 1,094

One-way from

C$ 417

Popular in

December

Cheapest in

March

Average price

C$ 1,634
Turkish Airlines
  • Turkish Airlines
  • 22/9-13/10
  • 2 total stops
  • 27h 30m total
  • Montreal to Sofia
Search Deals
16/9
  • 16/9
  • 3 total stops
  • 36h 50m total
  • Montreal to Sofia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 410 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 119 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal 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 22 July 2026.
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 - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

8:05 p.m.-8:45 a.m.

1 stop29h 40m

Sofia

Tue 13/10

9:35 a.m.-10:21 a.m.

2 stops31h 46m

C$ 1,146

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

3:10 p.m.-11:05 a.m.

2 stops36h 55m

Sofia

Wed 18/11

4:00 p.m.-6:00 p.m.

1 stop33h 00m

C$ 1,148

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

6:30 p.m.-8:45 a.m.

2 stops31h 15m

Sofia

Wed 28/10

9:40 a.m.-7:00 p.m.

1 stop15h 20m

C$ 1,148

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 22/9

8:05 p.m.-8:45 a.m.

1 stop29h 40m

Sofia

Tue 13/10

9:35 a.m.-5:51 p.m.

2 stops39h 16m

C$ 1,148

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

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

2 stops16h 45m

Sofia

Thu 17/9

8:10 p.m.-9:00 p.m.

1 stop31h 50m

C$ 1,149
Quickest round-trip

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

8:05 p.m.-3:00 p.m.

1 stop11h 55m

Sofia

Sat 3/10

9:10 p.m.-6:10 p.m.

1 stop28h 00m

C$ 1,156

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

8:05 p.m.-3:00 p.m.

1 stop11h 55m

Sofia

Sat 26/9

9:10 p.m.-6:10 p.m.

1 stop28h 00m

C$ 1,156

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

8:05 p.m.-3:00 p.m.

1 stop11h 55m

Sofia

Mon 28/9

3:50 p.m.-6:10 p.m.

1 stop33h 20m

C$ 1,156
Cheapest one-way

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

5:45 p.m.-12:25 p.m.

3 stops35h 40m

C$ 418

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

7:00 p.m.-11:10 a.m.

2 stops33h 10m

C$ 420

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/7

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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
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 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$ 1,276). Flying from Montreal to Sofia in December is currently the most expensive (average of C$ 1,714). 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?

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

Share of one-stop round-trip flights from Montreal to Sofia chosen by Cheapflights users in the past 12 months, using the same layover each way.

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?

Average round-trip fare for 1-stop flights from Montreal to Sofia, chosen by Cheapflights users in the past 12 months, with the same layover each way.

London (LHR) is the most affordable 1-stop option, with an average round-trip price of C$ 1,260.

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

Shortest average travel time for 1-stop one-way flights from Montreal to Sofia, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Vienna (VIE) have the shortest average one-way travel time for 1-stop routes: 11h 06m.

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

Average layover duration for 1-stop one-way flights from Montreal to Sofia, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Vienna (VIE) offer the fastest connection on this route, with an average layover time of 1h 59m.

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

Booking 58 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

Get insights into the airlines that provide service to Sofia. 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 Sofia. Reviews last updated 22 July 2026.
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
7.6
Good
950 reviews
Check prices

Overall

7.6

Entertainment

6.8

Boarding

7.6

Food

6.8

Comfort

7.3

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
7.6
Good
950 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Entertainment

6.8

Boarding

7.6

Food

6.8

Comfort

7.3

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
4,449 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Entertainment

6.8

Boarding

7.6

Food

6.8

Comfort

7.3

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
11,373 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Entertainment

6.8

Boarding

7.6

Food

6.8

Comfort

7.3

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
8,158 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Entertainment

6.8

Boarding

7.6

Food

6.8

Comfort

7.3

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
8,124 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Entertainment

6.8

Boarding

7.6

Food

6.8

Comfort

7.3

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

Find useful and relevant information for your journey from Montreal 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 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?

    Turkish Airlines and British Airways can get you from Montreal to Sofia in just under 11h 55m. Your travel time can differ by up to 38h 45m. 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 British Airways. Our recent data shows that you can find tickets from as low as C$ 963 on this airline. Additional options worth looking into are Air Canada and Austrian Airlines, starting at C$ 999 and C$ 1,065 round-trip. British Airways is currently priced 39% 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$ 1,276). Flying from Montreal to Sofia in December is currently the most expensive (average of C$ 1,714). 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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Alternative routes for Montreal to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Sofia flights
Ottawa to Sofia flights
Québec City to Sofia flights

Top 5 airlines flying from Montreal to Sofia

Discover the top 5 airlines that operate flights from Montreal 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 22 July 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 963AverageC$ 1,260FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 999AverageC$ 1,612FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Austrian AirlinesCheapestC$ 1,065AverageC$ 1,800FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapestC$ 1,072AverageC$ 1,607FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapestC$ 1,344AverageC$ 1,549FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines 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 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.

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

Of course! You can now track prices for flights from Montreal to Sofia 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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