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Cheap flights from Montreal to Sofia from C$ 407

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SOF
5 Mar — 12 Mar1
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 3 February 2026.

Wed 18/29:40 p.m.
YUL
-
SOF
1 stop14h 30m
Multiple Airlines
Tue 17/38:25 p.m.
SOF
-
YUL
1 stop30h 15m
Multiple Airlines
Deal found 2/2C$ 829
Wed 18/29:40 p.m.
YUL
-
SOF
1 stop14h 30m
Multiple Airlines
Thu 19/38:00 p.m.
SOF
-
YUL
1 stop30h 40m
Multiple Airlines
Deal found 2/2C$ 832
Sun 8/29:40 p.m.
YUL
-
SOF
1 stop14h 30m
Multiple Airlines
Thu 26/28:00 p.m.
SOF
-
YUL
1 stop30h 40m
Multiple Airlines
Deal found 2/2C$ 848
Wed 25/310:40 p.m.
YUL
-
SOF
1 stop14h 30m
Multiple Airlines
Wed 15/46:30 a.m.
SOF
-
YUL
2 stops21h 30m
Multiple Airlines
Deal found 2/2C$ 862
Wed 4/29:40 p.m.
YUL
-
SOF
1 stop14h 30m
Multiple Airlines
Thu 26/28:00 p.m.
SOF
-
YUL
1 stop30h 40m
Multiple Airlines
Deal found 2/2C$ 864
Wed 18/29:40 p.m.
YUL
-
SOF
1 stop14h 30m
Multiple Airlines
Sat 14/35:50 p.m.
SOF
-
YUL
2 stops32h 50m
Multiple Airlines
Deal found 2/2C$ 869
Wed 25/310:40 p.m.
YUL
-
SOF
1 stop14h 30m
Multiple Airlines
Thu 16/47:30 p.m.
SOF
-
YUL
2 stops32h 30m
Multiple Airlines
Deal found 2/2C$ 881
Fri 6/29:40 p.m.
YUL
-
SOF
1 stop14h 20m
Multiple Airlines
Thu 26/28:00 p.m.
SOF
-
YUL
1 stop30h 40m
Multiple Airlines
Deal found 2/2C$ 892
Sun 8/29:40 p.m.
YUL
-
SOF
1 stop14h 30m
Multiple Airlines
Sun 1/36:55 a.m.
SOF
-
YUL
2 stops19h 45m
Multiple Airlines
Deal found 2/2C$ 893
Tue 31/38:25 p.m.
YUL
-
SOF
2 stops23h 35m
Multiple Airlines
Thu 16/44:05 p.m.
SOF
-
YUL
2 stops27h 45m
Multiple Airlines
Deal found 2/2C$ 899
Mon 18/511:00 p.m.
YUL
-
SOF
1 stop13h 30m
Multiple Airlines
Tue 2/611:25 p.m.
SOF
-
YUL
2 stops32h 15m
Multiple Airlines
Deal found 1/2C$ 901

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 3 February 2026.

Round-trip from

C$ 829

One-way from

C$ 407

Popular in

December

Cheapest in

November

Average price

C$ 1,326
18/2-17/3
  • 18/2-17/3
  • 2 total stops
  • 44h 45m total
  • Montreal to Sofia
Search Deals
18/5
  • 18/5
  • 1 total stop
  • 13h 30m total
  • Montreal to Sofia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 156 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 71 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 3 February 2026.
Use the filters below to find and compare flights from Montreal to Sofia that are best for you.

Fly from

Montreal

Fly to

Sofia

Route

Depart

Return

Price

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Mon 18/5

11:00 p.m.-7:30 p.m.

1 stop13h 30m

Sofia

Tue 2/6

8:20 p.m.-9:00 p.m.

1 stop31h 40m

C$ 862

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

6:45 a.m.-8:40 p.m.

3 stops31h 55m

Sofia

Thu 16/4

7:30 p.m.-9:00 p.m.

2 stops32h 30m

C$ 941

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

11:00 p.m.-7:30 p.m.

1 stop13h 30m

Sofia

Tue 30/6

8:20 p.m.-9:00 p.m.

1 stop31h 40m

C$ 1,072

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

11:00 p.m.-5:05 p.m.

1 stop11h 05m

Sofia

Sun 10/5

6:00 a.m.-7:20 p.m.

2 stops20h 20m

C$ 1,142

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

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

1 stop14h 20m

Sofia

Mon 15/6

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

1 stop31h 05m

C$ 1,150

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

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

1 stop32h 25m

Sofia

Wed 23/9

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

1 stop29h 50m

C$ 1,150

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

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

1 stop15h 30m

Sofia

Mon 15/6

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

1 stop31h 05m

C$ 1,150

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

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

1 stop32h 25m

Sofia

Mon 15/6

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

1 stop31h 05m

C$ 1,150

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

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

1 stop15h 30m

Sofia

Wed 17/6

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

1 stop29h 50m

C$ 1,150

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

11:40 p.m.-7:05 p.m.

1 stop12h 25m

Sofia

Tue 16/6

9:50 p.m.-10:40 a.m.

2 stops19h 50m

C$ 1,174

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 15 results
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

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

Use this chart to determine the optimal time to book a round-trip flight from Montreal to Sofia. Price data was last updated on 30 January 2026.

Booking 31 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.

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

Currently, November is the cheapest month in which you can book a flight from Montreal to Sofia (average of C$ 925). Flying from Montreal to Sofia in December is currently the most expensive (average of C$ 1,404). 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 31% 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$ 1,152.

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: 10h 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 29m.

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 3 February 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
7.5
Good
896 reviews
Check prices

Entertainment

6.8

Food

6.8

Crew

8.1

Comfort

7.3

Overall

7.5

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Austrian Airlines
7.5
Good
896 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Entertainment

6.8

Food

6.8

Crew

8.1

Comfort

7.3

Overall

7.5

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Turkish Airlines
7.3
Good
4,209 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Entertainment

6.8

Food

6.8

Crew

8.1

Comfort

7.3

Overall

7.5

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Air Canada
7.1
Good
10,680 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Entertainment

6.8

Food

6.8

Crew

8.1

Comfort

7.3

Overall

7.5

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Lufthansa
6.8
Okay
7,758 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Entertainment

6.8

Food

6.8

Crew

8.1

Comfort

7.3

Overall

7.5

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
British Airways
6.7
Okay
7,711 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Entertainment

6.8

Food

6.8

Crew

8.1

Comfort

7.3

Overall

7.5

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

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.

  • 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$ 934 on this airline. Additional options worth looking into are Air Canada and Lufthansa, starting at C$ 969 and C$ 1,031 round-trip. British Airways is currently priced 35% 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, November is the cheapest month in which you can book a flight from Montreal to Sofia (average of C$ 925). Flying from Montreal to Sofia in December is currently the most expensive (average of C$ 1,404). 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 3 February 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 934AverageC$ 1,226FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 969AverageC$ 1,387FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 1,031AverageC$ 1,355FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapestC$ 1,033AverageC$ 1,589FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Turkish AirlinesCheapestC$ 1,262AverageC$ 1,438FlexibilityNo 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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