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Cheap flights from Montreal to Sofia from C$ 447

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 29/8. 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

Cheapflights Tip: The best prices from Montreal to Sofia are usually found in November or April, booked 23 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap 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 July 2025.

Round-trip from

C$ 1,052

One-way from

C$ 447

Popular in

December

Cheapest in

November

Average price

C$ 1,706
25/8-8/9
  • 25/8-8/9
  • 2 total stops
  • 58h 00m total
  • Montreal to Sofia
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29/8
  • 29/8
  • 1 total stop
  • 27h 45m total
  • Montreal to Sofia
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Highest demand for flights based on searches. 6% potential increase in price (C$ 145 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 87 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Montreal to Sofia

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 July 2025.

Wed 15/1010:10 p.m.YUL - SOF
1 stop32h 20mAmerican Airlines
Sat 15/1112:05 p.m.SOF - YUL
2 stops41h 40mAmerican Airlines
Deal found 2/7C$ 1,045
Mon 25/811:00 p.m.YUL - SOF
1 stop27h 50mMultiple Airlines
Mon 8/94:10 p.m.SOF - YUL
1 stop30h 10mMultiple Airlines
Deal found 2/7C$ 1,052
Tue 23/910:10 p.m.YUL - SOF
1 stop15h 30mBritish Airways
Wed 1/109:30 p.m.SOF - YUL
1 stop29h 45mBritish Airways
Deal found 2/7C$ 1,078

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 July 2025.
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 25/8

11:00 p.m.-9:50 a.m.

1 stop27h 50m

Sofia

Mon 8/9

4:10 p.m.-3:20 p.m.

1 stop30h 10m

C$ 1,052

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 23/9

10:10 p.m.-8:40 p.m.

1 stop15h 30m

Sofia

Wed 1/10

9:30 p.m.-8:15 p.m.

1 stop29h 45m

C$ 1,078

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 24/9

10:10 p.m.-1:30 p.m.

1 stop32h 20m

Sofia

Sun 5/10

9:10 p.m.-11:40 a.m.

2 stops45h 30m

C$ 1,210

MontrealSofia

YUL - SOF

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 29/8

11:00 p.m.-9:45 a.m.

1 stop27h 45m

C$ 447

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

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 27 June 2025.

Booking 23 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, February is the cheapest month in which you can book a flight from Montreal to Sofia (average of C$ 813). Flying from Montreal to Sofia in July is currently the most expensive (average of C$ 1,181). 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?

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 July 2025.
Read through reviews of airlines operating flights from Montreal to Sofia, such as American Airlines and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews
Check prices

Overall

7.2

Crew

8.0

Entertainment

6.9

Boarding

7.5

Food

6.5

Comfort

7.2

Reviews

1 / 20
8.0
Excellent

ameenah,Feb 2024

PHL - DFW

Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews
Check prices

Overall

7.2

Crew

8.0

Entertainment

6.9

Boarding

7.5

Food

6.5

Comfort

7.2

Reviews

1 / 20
8.0
Excellent

ameenah,Feb 2024

PHL - DFW

Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.
British Airways
6.6
Okay
7,093 reviews
American Airlines
7.2
Good
10,000 reviews
Check prices

Overall

7.2

Crew

8.0

Entertainment

6.9

Boarding

7.5

Food

6.5

Comfort

7.2

Reviews

1 / 20
8.0
Excellent

ameenah,Feb 2024

PHL - DFW

Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.

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. 4 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$ 1,078 on this airline. An additional option worth looking into is American Airlines, starting at C$ 1,210. British Airways is currently priced 28% 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, February is the cheapest month in which you can book a flight from Montreal to Sofia (average of C$ 813). Flying from Montreal to Sofia in July is currently the most expensive (average of C$ 1,181). 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 4 airlines flying from Montreal to Sofia

Discover the top 4 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 July 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapestC$ 1,028AverageC$ 1,434FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 1,050AverageC$ 1,392FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Austrian AirlinesCheapestC$ 1,073AverageC$ 1,587FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Turkish AirlinesCheapestC$ 1,133AverageC$ 1,517FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

Fly with Cheapflights

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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.

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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