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Cheap flights from Ontario to Slovenia from C$ 415

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LJU
25 Feb — 4 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Slovenia

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Slovenia
Explore the most affordable flight options available from Ontario to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 January 2026.

Tue 24/28:25 p.m.
YYZ
-
LJU
1 stop11h 40m
Multiple Airlines
Wed 4/36:30 a.m.
LJU
-
YYZ
1 stop15h 40m
Multiple Airlines
Deal found 25/1C$ 827
Mon 9/28:25 p.m.
YYZ
-
LJU
1 stop11h 40m
SWISS
Mon 23/26:30 a.m.
LJU
-
YYZ
1 stop15h 55m
SWISS
Deal found 25/1C$ 852
Mon 23/27:10 p.m.
YUL
-
LJU
2 stops12h 55m
Multiple Airlines
Mon 2/36:30 a.m.
LJU
-
YUL
1 stop14h 25m
Multiple Airlines
Deal found 24/1C$ 879
Mon 9/39:25 p.m.
YYZ
-
LJU
1 stop11h 40m
Multiple Airlines
Thu 26/36:30 a.m.
LJU
-
YYZ
3 stops17h 30m
Multiple Airlines
Deal found 25/1C$ 893
Tue 24/28:25 p.m.
YYZ
-
LJU
2 stops19h 45m
Lufthansa
Wed 4/310:00 a.m.
LJU
-
YYZ
2 stops17h 44m
Lufthansa
Deal found 25/1C$ 896
Sun 26/48:40 p.m.
YUL
-
LJU
1 stop9h 55m
Multiple Airlines
Wed 6/56:25 a.m.
LJU
-
YUL
1 stop14h 35m
Multiple Airlines
Deal found 24/1C$ 897
Tue 10/35:00 p.m.
YYZ
-
LJU
2 stops14h 55m
Multiple Airlines
Thu 26/36:30 a.m.
LJU
-
YYZ
3 stops17h 30m
Multiple Airlines
Deal found 25/1C$ 908
Tue 12/57:00 p.m.
YUL
-
LJU
1 stop12h 50m
Delta
Wed 27/52:00 p.m.
LJU
-
YUL
1 stop32h 55m
Delta
Deal found 24/1C$ 919
Sun 22/35:55 p.m.
YUL
-
LJU
1 stop23h 30m
SWISS
Wed 25/32:55 p.m.
LJU
-
YUL
2 stops29h 50m
SWISS
Deal found 26/1C$ 920
Fri 24/46:50 p.m.
YUL
-
LJU
1 stop22h 00m
KLM
Sun 10/56:00 a.m.
LJU
-
YUL
1 stop16h 55m
KLM
Deal found 24/1C$ 923
Sat 4/46:50 p.m.
YUL
-
LJU
1 stop22h 00m
KLM
Sun 12/42:00 p.m.
LJU
-
YUL
1 stop32h 55m
KLM
Deal found 23/1C$ 926
Wed 13/54:40 p.m.
YUL
-
LJU
1 stop24h 25m
SWISS
Mon 25/56:25 a.m.
LJU
-
YUL
1 stop14h 35m
SWISS
Deal found 24/1C$ 938

Find flight deals from Ontario to Slovenia

Keep the following information in mind while searching for Ontario to Slovenia flight deals. Data was last updated 26 January 2026.

Round-trip from

C$ 827

One-way from

C$ 415

Popular in

December

Cheapest in

November

Average price

C$ 1,760
24/2-4/3
  • 24/2-4/3
  • 2 total stops
  • 27h 20m total
  • Ontario to Slovenia
Search Deals
20/4
  • 20/4
  • 1 total stop
  • 15h 00m total
  • Ontario to Slovenia
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 296 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Slovenia 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 26 January 2026.
Use the filters below to find and compare flights from Ontario to Slovenia that are best for you.

Fly from

Ontario

Fly to

Slovenia

Route

Depart

Return

Price

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Fri 24/4

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

1 stop22h 00m

Ljubljana Joze Pucnik

Sun 10/5

6:00 a.m.-4:55 p.m.

1 stop16h 55m

C$ 923

TorontoLjubljana

YTZ - LJU

YTZLJU

Toronto Island

Mon 9/2

4:25 p.m.-12:40 p.m.

2 stops14h 15m

Ljubljana Joze Pucnik

Mon 23/2

6:50 a.m.-3:55 p.m.

2 stops15h 05m

C$ 963

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

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

1 stop22h 00m

Ljubljana Joze Pucnik

Tue 26/5

6:00 a.m.-8:43 a.m.

2 stops32h 43m

C$ 964

TorontoLjubljana

YYZ - LJU

YYZLJU

Toronto Pearson Intl

Mon 9/2

2:00 p.m.-2:05 p.m.

2 stops18h 05m

Ljubljana Joze Pucnik

Sun 15/2

9:45 a.m.-2:20 p.m.

2 stops34h 35m

C$ 971

TorontoLjubljana

YYZ - LJU

YYZLJU

Toronto Pearson Intl

Mon 9/3

9:25 p.m.-10:25 p.m.

1 stop20h 00m

Ljubljana Joze Pucnik

Thu 26/3

10:30 a.m.-10:05 p.m.

2 stops16h 35m

C$ 978

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

7:00 p.m.-1:50 p.m.

1 stop12h 50m

Ljubljana Joze Pucnik

Sun 26/4

2:35 p.m.-11:59 a.m.

2 stops51h 24m

C$ 990

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

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

1 stop22h 00m

Ljubljana Joze Pucnik

Sun 24/5

2:35 p.m.-11:10 p.m.

2 stops38h 35m

C$ 993

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Sun 17/5

7:00 p.m.-10:50 p.m.

2 stops21h 50m

Ljubljana Joze Pucnik

Sat 23/5

6:00 a.m.-8:43 a.m.

2 stops32h 43m

C$ 1,001

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

4:40 p.m.-2:00 p.m.

1 stop15h 20m

Ljubljana Joze Pucnik

Tue 16/6

2:50 p.m.-3:00 p.m.

1 stop30h 10m

C$ 1,012

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Mon 25/5

4:25 p.m.-9:45 a.m.

1 stop11h 20m

Ljubljana Joze Pucnik

Tue 9/6

9:40 a.m.-6:50 p.m.

1 stop15h 10m

C$ 1,020

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/1

Showing 1-10 of 44 results
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Best time to book a flight from Ontario to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from Ontario 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 Ontario to Slovenia

What is the cheapest month to book a flight from Region of Ontario to Slovenia?

Currently, November is the cheapest month in which you can book a flight from Region of Ontario to Slovenia (average of C$ 911). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,555). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Slovenia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Slovenia?

    KLM, Delta, and SWISS can get you from Region of Ontario to Slovenia in just under 22h. Your travel time can differ by up to 6h 55m. The distance from Region of Ontario to Slovenia is about 6445 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Ontario to Slovenia that include hotel bookings?

    Yes. In addition to deals on Ontario to Slovenia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Slovenia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Slovenia.

  • Can I find deals for business class flights from Ontario to Slovenia?

    Yes. Cheapflights offers flight deals from Ontario to Slovenia 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 Region of Ontario to Slovenia?

    Currently, November is the cheapest month in which you can book a flight from Region of Ontario to Slovenia (average of C$ 911). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,555). 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 Ontario to Slovenia

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Charles de Gaulle flights
Pearson Intl to Heathrow flights
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Pearson Intl to Leonardo da Vinci/Fiumicino flights
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Toronto Island to Lisbon flights
Pearson Intl to Luton flights
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Pierre Elliott Trudeau Intl to Gatwick flights
Vancouver Intl to Istanbul flights
Vancouver Intl to Orly flights
Vancouver Intl to Dublin flights
Pierre Elliott Trudeau Intl to Bruxelles-National flights
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Vancouver Intl to Leonardo da Vinci/Fiumicino flights
Toronto Island to Charles de Gaulle flights
Pierre Elliott Trudeau Intl to Malpensa flights
Vancouver Intl to London City flights
Pearson Intl to Frederic Chopin flights
Pierre Elliott Trudeau Intl to Geneva flights
Vancouver Intl to Amsterdam flights
Pierre Elliott Trudeau Intl to London City flights
Halifax to Heathrow flights
Vancouver Intl to Stansted flights
Vancouver Intl to Barcelona-El Prat flights

Top 4 airlines flying from Ontario to Slovenia

Discover the top 4 airlines that operate flights from Ontario to Slovenia. 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 26 January 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestC$ 945AverageC$ 1,147FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LOTCheapestC$ 991AverageC$ 1,116FlexibilityNo cancel feeOn-time81%
Search LOT flights
LufthansaCheapestC$ 999AverageC$ 1,305FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapestC$ 1,115AverageC$ 1,283FlexibilityNo cancel feeOn-time75%
Search KLM 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 Ontario to Slovenia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Slovenia. 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 Ontario to Slovenia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Slovenia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ontario to Slovenia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Slovenia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Slovenia become cheaper?

Of course! You can now track prices for flights from Ontario to Slovenia 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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