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Cheap flights from Ontario to Slovenia from C$ 531

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 22/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LJU
22 Nov — 29 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Slovenia

Keep the following information in mind while searching for Ontario to Slovenia flight deals. Data was last updated 23 October 2025.

Round-trip from

C$ 879

One-way from

C$ 531

Popular in

December

Cheapest in

November

Average price

C$ 1,107
10/11-16/11
  • 10/11-16/11
  • 2 total stops
  • 38h 20m total
  • Ontario to Slovenia
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22/11
  • 22/11
  • 3 total stops
  • 46h 20m total
  • Ontario to Slovenia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Find 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 23 October 2025.

Mon 10/114:45 p.m.YUL - LJU
1 stop23h 40mMultiple Airlines
Sun 16/116:30 a.m.LJU - YUL
1 stop14h 40mMultiple Airlines
Deal found 21/10C$ 879
Wed 19/114:45 p.m.YUL - LJU
1 stop23h 30mSWISS
Tue 2/122:55 p.m.LJU - YUL
1 stop30h 15mSWISS
Deal found 22/10C$ 899
Wed 19/115:10 p.m.YUL - LJU
2 stops14h 25mSWISS
Thu 4/126:30 a.m.LJU - YUL
1 stop14h 40mSWISS
Deal found 22/10C$ 907
Wed 19/119:25 p.m.YUL - LJU
2 stops16h 05mMultiple Airlines
Wed 26/116:30 a.m.LJU - YUL
1 stop14h 40mMultiple Airlines
Deal found 22/10C$ 913
Wed 19/115:10 p.m.YUL - LJU
2 stops14h 25mSWISS
Wed 3/126:30 a.m.LJU - YUL
2 stops18h 52mSWISS
Deal found 22/10C$ 917
Tue 18/114:45 p.m.YUL - LJU
1 stop15h 20mSWISS
Thu 4/122:25 p.m.LJU - YUL
2 stops32h 10mSWISS
Deal found 22/10C$ 928
Wed 19/113:10 p.m.YUL - LJU
2 stops15h 30mLufthansa
Thu 4/126:35 a.m.LJU - YUL
2 stops17h 48mLufthansa
Deal found 22/10C$ 935
Thu 20/115:55 p.m.YUL - LJU
1 stop10h 00mLufthansa
Wed 3/1210:00 a.m.LJU - YUL
1 stop14h 20mLufthansa
Deal found 22/10C$ 938
Thu 20/115:55 p.m.YUL - LJU
1 stop10h 00mMultiple Airlines
Tue 2/126:30 a.m.LJU - YUL
1 stop14h 40mMultiple Airlines
Deal found 22/10C$ 942
Thu 20/118:15 p.m.YUL - LJU
2 stops20h 15mSWISS
Tue 2/126:30 a.m.LJU - YUL
1 stop14h 40mSWISS
Deal found 22/10C$ 946
Mon 10/1112:30 p.m.YTZ - LJU
2 stops19h 35mSWISS
Mon 24/116:30 a.m.LJU - YTZ
2 stops17h 25mSWISS
Deal found 21/10C$ 956
Mon 10/112:00 p.m.YYZ - LJU
2 stops18h 05mSWISS
Mon 24/116:30 a.m.LJU - YYZ
2 stops18h 20mSWISS
Deal found 21/10C$ 965

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 23 October 2025.
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

Wed 19/11

4:45 p.m.-1:35 p.m.

1 stop14h 50m

Ljubljana Joze Pucnik

Thu 4/12

2:25 p.m.-3:10 p.m.

1 stop30h 45m

C$ 899

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Tue 18/11

4:45 p.m.-2:05 p.m.

1 stop15h 20m

Ljubljana Joze Pucnik

Wed 3/12

6:30 a.m.-7:22 p.m.

2 stops18h 52m

C$ 907

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

4:45 p.m.-10:15 p.m.

1 stop23h 30m

Ljubljana Joze Pucnik

Wed 3/12

6:30 a.m.-7:22 p.m.

2 stops18h 52m

C$ 907

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Tue 18/11

4:45 p.m.-2:05 p.m.

1 stop15h 20m

Ljubljana Joze Pucnik

Thu 4/12

2:25 p.m.-4:35 p.m.

2 stops32h 10m

C$ 928

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Thu 20/11

5:55 p.m.-9:55 a.m.

1 stop10h 00m

Ljubljana Joze Pucnik

Wed 3/12

10:00 a.m.-6:20 p.m.

1 stop14h 20m

C$ 938

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Thu 20/11

8:15 p.m.-10:30 p.m.

2 stops20h 15m

Ljubljana Joze Pucnik

Thu 4/12

6:30 a.m.-3:10 p.m.

1 stop14h 40m

C$ 946

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Thu 20/11

8:15 p.m.-10:30 p.m.

2 stops20h 15m

Ljubljana Joze Pucnik

Wed 3/12

2:55 p.m.-3:10 p.m.

1 stop30h 15m

C$ 946

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

6:00 p.m.-11:40 a.m.

1 stop12h 40m

Ljubljana Joze Pucnik

Sun 29/3

12:20 p.m.-3:00 p.m.

1 stop32h 40m

C$ 949

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Tue 18/11

8:15 p.m.-1:35 p.m.

2 stops35h 20m

Ljubljana Joze Pucnik

Tue 2/12

2:55 p.m.-7:22 p.m.

2 stops34h 27m

C$ 955

TorontoLjubljana

YTZ - LJU

YTZLJU

Toronto Island

Mon 10/11

12:30 p.m.-2:05 p.m.

2 stops19h 35m

Ljubljana Joze Pucnik

Mon 24/11

6:30 a.m.-5:55 p.m.

2 stops17h 25m

C$ 956

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/10

Showing 1-10 of 35 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$ 944). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,425). 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.

What is the cheapest time of day to fly from ON to SI?

Find hourly flight availability from Ontario to Slovenia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 October 2025.

A simple way to save on the total cost of your ticket is to fly from Region of Ontario to Slovenia in the morning. If you’re flexible enough to do this you can expect to save up to 12% on your trip compared to booking a flight in the afternoon.

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?

    SWISS can get you from Region of Ontario to Slovenia in just under 14h 50m. Your travel time can differ by up to . The distance from Region of Ontario to Slovenia is about 6445 km.

  • What are the cheapest airlines to fly from Region of Ontario to Slovenia one-way?

    One-way options have recently been found by users for as low as C$ 1,008 on LOT. Other airlines that offer cheap prices include Lufthansa from C$ 1,127 and SWISS from C$ 1,170 one-way.

  • 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$ 944). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,425). 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.
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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 23 October 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapestC$ 966AverageC$ 1,377FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapestC$ 966AverageC$ 1,092FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LOTCheapestC$ 978AverageC$ 1,284FlexibilityNo cancel feeOn-time81%
Search LOT flights
KLMCheapestC$ 1,140AverageC$ 1,521FlexibilityNo 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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