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Cheap flights from Montreal to Sofia from C$ 440

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 24/7. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SOF
8 Jul — 15 Jul1
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 8 June 2026.

Wed 2/911:00 p.m.
YUL
-
SOF
1 stop13h 20m
Multiple Airlines
Fri 16/106:55 p.m.
SOF
-
YUL
1 stop27h 25m
Multiple Airlines
Deal found 7/6C$ 1,137
Tue 7/72:45 p.m.
YUL
-
SOF
2 stops25h 50m
Multiple Airlines
Thu 16/77:00 a.m.
SOF
-
YUL
2 stops25h 52m
Multiple Airlines
Deal found 6/6C$ 1,139
Mon 21/911:45 p.m.
YUL
-
SOF
1 stop15h 55m
Multiple Airlines
Fri 16/106:30 p.m.
SOF
-
YUL
1 stop23h 35m
Multiple Airlines
Deal found 6/6C$ 1,140
Sun 6/911:00 p.m.
YUL
-
SOF
1 stop11h 05m
Multiple Airlines
Sun 13/910:30 a.m.
SOF
-
YUL
1 stop17h 30m
Multiple Airlines
Deal found 7/6C$ 1,144
Tue 15/911:45 p.m.
YUL
-
SOF
1 stop18h 50m
Multiple Airlines
Thu 29/104:50 p.m.
SOF
-
YUL
3 stops34h 05m
Multiple Airlines
Deal found 6/6C$ 1,146
Thu 27/811:40 p.m.
YUL
-
SOF
1 stop18h 45m
Multiple Airlines
Fri 11/96:10 a.m.
SOF
-
YUL
1 stop16h 55m
Multiple Airlines
Deal found 6/6C$ 1,147
Tue 22/911:45 p.m.
YUL
-
SOF
1 stop14h 30m
Multiple Airlines
Tue 13/1011:25 p.m.
SOF
-
YUL
2 stops18h 15m
Multiple Airlines
Deal found 3/6C$ 1,148
Tue 8/96:45 a.m.
YUL
-
SOF
3 stops35h 30m
Multiple Airlines
Tue 22/911:25 p.m.
SOF
-
YUL
3 stops32h 00m
Multiple Airlines
Deal found 7/6C$ 1,150
Fri 4/911:40 p.m.
YUL
-
SOF
1 stop14h 45m
Multiple Airlines
Tue 15/911:25 p.m.
SOF
-
YUL
2 stops18h 15m
Multiple Airlines
Deal found 7/6C$ 1,151
Mon 7/911:45 p.m.
YUL
-
SOF
1 stop15h 55m
Multiple Airlines
Tue 15/911:25 p.m.
SOF
-
YUL
2 stops18h 15m
Multiple Airlines
Deal found 7/6C$ 1,153
Wed 1/711:40 p.m.
YUL
-
SOF
1 stop12h 25m
Multiple Airlines
Thu 20/86:45 p.m.
SOF
-
YUL
2 stops22h 55m
Multiple Airlines
Deal found 4/6C$ 1,154

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 8 June 2026.

Round-trip from

C$ 1,137

One-way from

C$ 440

Popular in

December

Cheapest in

March

Average price

C$ 1,560
2/9-16/10
  • 2/9-16/10
  • 2 total stops
  • 40h 45m total
  • Montreal to Sofia
Search Deals
24/7
  • 24/7
  • 3 total stops
  • 24h 25m total
  • Montreal to Sofia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 231 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 76 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 8 June 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

Sun 16/8

11:45 p.m.-1:35 a.m.

1 stop18h 50m

Sofia

Sun 6/9

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

1 stop30h 05m

C$ 1,186

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

11:50 p.m.-3:00 a.m.

2 stops20h 10m

Sofia

Mon 14/9

4:00 p.m.-4:05 p.m.

2 stops31h 05m

C$ 1,201

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 27/9

10:00 p.m.-7:20 p.m.

1 stop14h 20m

Sofia

Mon 5/10

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

1 stop31h 05m

C$ 1,234

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

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

1 stop15h 10m

Sofia

Mon 5/10

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

1 stop31h 05m

C$ 1,293

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Mon 31/8

8:40 p.m.-6:40 p.m.

1 stop15h 00m

Sofia

Wed 14/10

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

1 stop19h 40m

C$ 1,358

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 30/8

10:00 p.m.-7:20 p.m.

1 stop14h 20m

Sofia

Sun 18/10

9:05 p.m.-9:50 a.m.

2 stops43h 45m

C$ 1,365

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

6:35 p.m.-3:20 p.m.

1 stop13h 45m

Sofia

Fri 2/10

6:55 p.m.-5:51 p.m.

2 stops29h 56m

C$ 1,367
Quickest round-trip

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 2/9

4:40 p.m.-12:10 p.m.

2 stops12h 30m

Sofia

Thu 15/10

11:05 a.m.-7:21 p.m.

2 stops15h 16m

C$ 1,391

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

8:10 p.m.-2:55 p.m.

2 stops35h 45m

Sofia

Fri 2/10

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

2 stops29h 00m

C$ 1,395

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

8:00 p.m.-12:10 p.m.

2 stops33h 10m

Sofia

Sat 3/10

8:00 a.m.-7:57 a.m.

2 stops30h 57m

C$ 1,398

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/6

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$ 825). Flying from Montreal to Sofia in January is currently the most expensive (average of C$ 1,274). 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.

Vienna (VIE) – chosen by Cheapflights users on 33% 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$ 1,247.

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 Munich (MUC) have the shortest average one-way travel time for 1-stop routes: 10h 00m.

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 Munich (MUC) offer the fastest connection on this route, with an average layover time of 0h 55m.

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

Booking 57 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 8 June 2026.
Read through reviews of airlines operating flights from Montreal to Sofia, such as Austrian Airlines,Air Canada, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
923 reviews
Check prices

Food

6.8

Boarding

7.6

Comfort

7.3

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Austrian Airlines
7.6
Good
923 reviews
Austrian Airlines
7.6
Good
923 reviews
Check prices

Food

6.8

Boarding

7.6

Comfort

7.3

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Air Canada
7.1
Good
11,142 reviews
Austrian Airlines
7.6
Good
923 reviews
Check prices

Food

6.8

Boarding

7.6

Comfort

7.3

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Lufthansa
6.8
Okay
8,044 reviews
Austrian Airlines
7.6
Good
923 reviews
Check prices

Food

6.8

Boarding

7.6

Comfort

7.3

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
British Airways
6.7
Okay
8,027 reviews
Austrian Airlines
7.6
Good
923 reviews
Check prices

Food

6.8

Boarding

7.6

Comfort

7.3

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

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?

    SWISS and British Airways can get you from Montreal to Sofia in just under 10h 40m. Your travel time can differ by up to 3h 40m. 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$ 953 on this airline. Additional options worth looking into are Air Canada and Austrian Airlines, starting at C$ 989 and C$ 1,054 round-trip. British Airways is currently priced 37% 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$ 825). Flying from Montreal to Sofia in January is currently the most expensive (average of C$ 1,274). 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 8 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 953AverageC$ 1,252FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 989AverageC$ 1,504FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Austrian AirlinesCheapestC$ 1,054AverageC$ 1,782FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapestC$ 1,061AverageC$ 1,495FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapestC$ 1,330AverageC$ 1,522FlexibilityNo 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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