Find flights
When to book
FAQs

Cheap flights from Ontario to Slovenia from C$ 498

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LJU
3 Jan — 10 Jan1
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 4 December 2025.

Sat 6/1210:40 p.m.YYZ - LJU
1 stop32h 25mLOT
Sun 14/121:45 p.m.LJU - YYZ
1 stop12h 55mLOT
Deal found 2/12C$ 1,287
Sun 7/126:30 p.m.YTZ - LJU
3 stops32h 25mMultiple Airlines
Sun 14/124:40 p.m.LJU - YTZ
3 stops31h 15mMultiple Airlines
Deal found 3/12C$ 1,294
Wed 31/1210:55 p.m.YYZ - LJU
1 stop30h 45mDelta
Wed 7/112:50 p.m.LJU - YYZ
2 stops40h 01mDelta
Deal found 3/12C$ 1,308
Sun 7/129:40 p.m.YUL - LJU
2 stops29h 15mMultiple Airlines
Tue 9/128:55 p.m.LJU - YUL
2 stops28h 45mMultiple Airlines
Deal found 3/12C$ 1,309
Wed 31/129:35 p.m.YYZ - LJU
1 stop29h 30mMultiple Airlines
Wed 7/18:55 p.m.LJU - YYZ
1 stop24h 05mMultiple Airlines
Deal found 3/12C$ 1,396
Wed 31/1211:00 p.m.YYZ - LJU
2 stops28h 05mLufthansa
Wed 7/16:35 a.m.LJU - YYZ
2 stops38h 15mLufthansa
Deal found 3/12C$ 1,461
Sat 6/126:50 p.m.YYZ - LJU
2 stops14h 25mMultiple Airlines
Sun 14/122:30 p.m.LJU - YYZ
3 stops31h 32mMultiple Airlines
Deal found 2/12C$ 1,490
Wed 31/128:10 p.m.YUL - LJU
1 stop17h 20mLufthansa
Wed 7/110:00 a.m.LJU - YUL
2 stops31h 45mLufthansa
Deal found 4/12C$ 1,521
Wed 31/129:25 p.m.YUL - LJU
2 stops33h 40mMultiple Airlines
Wed 7/110:00 a.m.LJU - YUL
2 stops31h 45mMultiple Airlines
Deal found 4/12C$ 1,542
Wed 31/124:45 p.m.YUL - LJU
1 stop14h 50mSWISS
Wed 7/12:55 p.m.LJU - YUL
2 stops55h 05mSWISS
Deal found 2/12C$ 1,562
Sun 7/125:30 p.m.YYZ - LJU
3 stops33h 25mMultiple Airlines
Sun 14/127:35 p.m.LJU - YYZ
2 stops42h 42mMultiple Airlines
Deal found 3/12C$ 1,735
Sun 7/124:45 p.m.YUL - LJU
1 stop23h 40mSWISS
Tue 9/122:55 p.m.LJU - YUL
2 stops52h 50mSWISS
Deal found 3/12C$ 1,737

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 4 December 2025.

Round-trip from

C$ 822

One-way from

C$ 498

Popular in

December

Cheapest in

March

Average price

C$ 1,782
25/1-29/1
  • 25/1-29/1
  • 2 total stops
  • 46h 20m total
  • Ontario to Slovenia
Search Deals
7/1
  • 7/1
  • 2 total stops
  • 30h 35m total
  • Ontario to Slovenia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 203 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 4 December 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

Mon 6/4

4:40 p.m.-6:50 p.m.

2 stops20h 10m

Ljubljana Joze Pucnik

Mon 20/4

7:35 p.m.-3:00 p.m.

1 stop25h 25m

C$ 826

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

6:45 p.m.-12:55 p.m.

1 stop12h 10m

Ljubljana Joze Pucnik

Fri 13/2

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

1 stop14h 40m

C$ 832

TorontoLjubljana

YYZ - LJU

YYZLJU

Toronto Pearson Intl

Thu 2/4

6:29 p.m.-8:45 a.m.

2 stops32h 16m

Ljubljana Joze Pucnik

Mon 13/4

9:30 a.m.-11:10 p.m.

2 stops19h 40m

C$ 835

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

4:45 p.m.-2:20 p.m.

1 stop15h 35m

Ljubljana Joze Pucnik

Thu 29/1

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

1 stop30h 45m

C$ 842

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

4:40 p.m.-10:05 a.m.

1 stop11h 25m

Ljubljana Joze Pucnik

Sat 16/5

7:35 p.m.-3:00 p.m.

1 stop25h 25m

C$ 865

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

8:40 p.m.-12:35 p.m.

1 stop9h 55m

Ljubljana Joze Pucnik

Sat 16/5

7:35 p.m.-3:00 p.m.

1 stop25h 25m

C$ 871

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

8:40 p.m.-12:35 p.m.

1 stop9h 55m

Ljubljana Joze Pucnik

Fri 22/5

7:50 p.m.-6:50 p.m.

1 stop29h 00m

C$ 876

TorontoLjubljana

YYZ - LJU

YYZLJU

Toronto Pearson Intl

Wed 1/4

5:14 p.m.-8:45 a.m.

2 stops57h 31m

Ljubljana Joze Pucnik

Thu 16/4

9:30 a.m.-11:10 p.m.

2 stops19h 40m

C$ 878

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

8:40 p.m.-7:15 p.m.

1 stop16h 35m

Ljubljana Joze Pucnik

Mon 18/5

6:25 a.m.-11:50 a.m.

1 stop11h 25m

C$ 886

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

8:40 p.m.-12:35 p.m.

1 stop9h 55m

Ljubljana Joze Pucnik

Sun 17/5

6:25 a.m.-8:58 p.m.

2 stops20h 33m

C$ 888

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/12

Showing 1-10 of 40 results
1
2
3
4

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$ 936). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,421). 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 4 December 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?

    Finnair, SWISS, and LOT can get you from Region of Ontario to Slovenia in just under 15h 35m. Your travel time can differ by up to 16h 50m. 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$ 936). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,421). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Pearson Intl to Istanbul flights
Vancouver Intl to Heathrow flights
Pearson Intl to Lisbon flights
Pearson Intl to Gatwick flights
Pearson Intl to Charles de Gaulle flights
Pierre Elliott Trudeau Intl to Lisbon flights
Pierre Elliott Trudeau Intl to Istanbul flights
Vancouver Intl to Charles de Gaulle flights
Pearson Intl to Frankfurt flights
Pearson Intl to Leonardo da Vinci/Fiumicino flights
Pierre Elliott Trudeau Intl to Heathrow flights
Pierre Elliott Trudeau Intl to Orly flights
Pierre Elliott Trudeau Intl to Barcelona-El Prat flights
Pearson Intl to Dublin flights
Vancouver Intl to Gatwick flights
Pierre Elliott Trudeau Intl to Leonardo da Vinci/Fiumicino flights
Pearson Intl to London City flights
Pierre Elliott Trudeau Intl to Bruxelles-National flights
Toronto Island to Heathrow flights
Pierre Elliott Trudeau Intl to Málaga flights
Pierre Elliott Trudeau Intl to Malpensa flights
Pearson Intl to Sabiha Gokcen flights
Pearson Intl to Amsterdam flights
Pearson Intl to Stansted flights
Calgary to Heathrow flights
Pierre Elliott Trudeau Intl to Athens flights
Vancouver Intl to Frankfurt flights
Vancouver Intl to Istanbul flights
Pearson Intl to Luton flights
Pearson Intl to Barcelona-El Prat flights
Pierre Elliott Trudeau Intl to Madrid flights
Pierre Elliott Trudeau Intl to Gatwick flights
Vancouver Intl to Leonardo da Vinci/Fiumicino flights
Pierre Elliott Trudeau Intl to Sabiha Gokcen flights
Toronto Island to Lisbon flights
Vancouver Intl to London City flights
Pearson Intl to Orly flights
Vancouver Intl to Orly flights
Vancouver Intl to Amsterdam flights
Halifax to Heathrow flights
Abbotsford to Heathrow flights
Vancouver Intl to Dublin flights
Vancouver Intl to Sabiha Gokcen flights
Pearson Intl to Zurich flights
Pierre Elliott Trudeau Intl to Linate flights
Pierre Elliott Trudeau Intl to London City flights
Pierre Elliott Trudeau Intl to Amsterdam flights
Pierre Elliott Trudeau Intl to Frankfurt 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 4 December 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestC$ 963AverageC$ 1,089FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LOTCheapestC$ 1,009AverageC$ 1,118FlexibilityNo cancel feeOn-time81%
Search LOT flights
LufthansaCheapestC$ 1,034AverageC$ 1,309FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapestC$ 1,137AverageC$ 1,516FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.