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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sofia from C$ 412

YUL — SOF
10 Oct — 17 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Sofia

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Sofia

Sat 14/116:30 p.m. -
1 stop19h 40m
Sat 21/1110:10 p.m. -
1 stop21h 20m
Deal found 5/9C$ 820
Sat 21/116:30 p.m. -
1 stop19h 40m
Sat 12/1210:10 p.m. -
1 stop21h 20m
Deal found 7/9C$ 838
Tue 29/911:10 a.m. -
2 stops27h 05m
Tue 13/1011:25 p.m. -
2 stops22h 35m
Deal found 7/9C$ 864
Sat 7/114:40 p.m. -
2 stops23h 55m
Thu 12/116:05 a.m. -
1 stop16h 35m
Deal found 7/9C$ 882
Tue 29/910:10 a.m. -
2 stops28h 05m
Wed 7/109:40 p.m. -
2 stops24h 20m
Deal found 7/9C$ 891
Tue 27/105:40 p.m. -
3 stops27h 20m
Mon 2/119:35 p.m. -
3 stops26h 50m
Deal found 9/9C$ 929
Tue 29/911:45 p.m. -
1 stop18h 50m
Thu 8/1010:10 a.m. -
1 stop14h 10m
Deal found 8/9C$ 932
Mon 12/1011:45 p.m. -
1 stop15h 55m
Wed 21/107:30 a.m. -
2 stops16h 50m
Deal found 8/9C$ 946

Find flight deals from Pierre Elliott Trudeau Intl to Sofia

Round-trip from

C$ 820

One-way from

C$ 412

Popular in

November

Cheapest in

April

Average price

C$ 1,507
14/11-21/11
  • 14/11-21/11
  • 2 total stops
  • 41h 00m total
  • Montreal to Sofia
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6/10-31/12
  • 6/10-31/12
  • 1 total stop
  • 18h 50m total
  • Montreal to Sofia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 164 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Sofia that are best for you.

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Fly to

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

Tue 6/10

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

1 stop18h 50m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 412

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 20/10

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

2 stops30h 55m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 416
Quickest round-trip

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Mon 5/10

11:40 p.m.-1:25 a.m.

1 stop18h 45m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 429

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Mon 28/9

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

1 stop18h 50m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 434

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

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

1 stop27h 00m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 437

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sun 27/9

11:45 p.m.-11:40 p.m.

2 stops40h 55m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 455

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

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

2 stops45h 10m

Sofia

Wed 31/12

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

Nonstop0h 00m

C$ 470

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

6:35 p.m.-9:15 p.m.

1 stop19h 40m

Sofia

Tue 13/10

11:25 p.m.-3:00 p.m.

2 stops22h 35m

C$ 969

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Fri 2/10

4:15 p.m.-1:15 a.m.

2 stops26h 00m

Sofia

Fri 13/11

6:30 p.m.-1:25 p.m.

2 stops25h 55m

C$ 1,013

MontrealSofia

YUL Montreal Pierre Elliott Trudeau Intl - SOF Sofia

YULSOF

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

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

1 stop32h 25m

Sofia

Mon 28/9

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

1 stop31h 05m

C$ 1,142

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 16 resultsSorted by cheapest first
1
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Best time to book a flight from Pierre Elliott Trudeau Intl to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Pierre Elliott Trudeau Intl with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Montreal Pierre Elliott Trudeau Intl Airport to Sofia

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sofia?

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Sofia may vary depending on when you book. For the best chance of a lower fare, look to book 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sofia?

Currently, April is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sofia (average of C$ 1,144). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sofia in November is currently the most expensive (average of C$ 1,863). 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 Pierre Elliott Trudeau Intl Airport to Sofia?

Airfare is below average for this route at the moment.

Montreal Pierre Elliott Trudeau Intl Airport to Sofia flights typically cost between C$ 1,297 and C$ 1,645 in November.
The cheapest round-trip price found within the last 5 days was C$ 820 on Multiple Airlines (14 Nov-21 Nov).

Reviews of airlines servicing Sofia

See what other customers who have flown with Austrian Airlines,Turkish Airlines, andAir Canada from Montreal Pierre Elliott Trudeau Intl Airport to Sofia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
954 reviews
Check prices

Food

6.8

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

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
954 reviews
Austrian Airlines
7.6
Good
954 reviews
Check prices

Food

6.8

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

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
4,474 reviews
Austrian Airlines
7.6
Good
954 reviews
Check prices

Food

6.8

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

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
11,608 reviews
Austrian Airlines
7.6
Good
954 reviews
Check prices

Food

6.8

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

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
8,216 reviews
Austrian Airlines
7.6
Good
954 reviews
Check prices

Food

6.8

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

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
8,209 reviews
Austrian Airlines
7.6
Good
954 reviews
Check prices

Food

6.8

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

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

  • What airport do you fly into for flights to Sofia from Montreal Pierre Elliott Trudeau Intl?

    Sofia (SOF), located 6.7 km from the city centre, is the airport you fly into when you book flights from Montreal Pierre Elliott Trudeau Intl to Sofia. 5 airlines have flights to Sofia from Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Montreal Pierre Elliott Trudeau Intl to Sofia should not be difficult; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Sofia?

    A quick flight from Montreal Pierre Elliott Trudeau Intl Airport to Sofia can take about 32h 25m. British Airways provides one of the quickest options available for as low as C$ 1,142. Airlines will cover a distance of 7247 km.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Sofia round-trip?

    According to our current data, British Airways (C$ 973), Air Canada (C$ 978), and Austrian Airlines (C$ 1,043) offers the cheapest pricing from Montreal Pierre Elliott Trudeau Intl Airport to Sofia. British Airways is priced at 34% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Sofia that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Sofia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Sofia.

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Sofia?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl Airport to Sofia?

    Currently, April is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sofia (average of C$ 1,144). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sofia in November is currently the most expensive (average of C$ 1,863). 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

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Top 5 airlines flying from Pierre Elliott Trudeau Intl to Sofia

AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 973AverageC$ 1,253FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 978AverageC$ 1,596FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Austrian AirlinesCheapestC$ 1,043AverageC$ 1,762FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapestC$ 1,049AverageC$ 1,573FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapestC$ 1,067AverageC$ 1,477FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

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