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Cheap flights from Ontario to Slovenia from C$ 454

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LJU
1 Jun — 8 Jun1
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 2 May 2026.

Mon 11/55:00 p.m.
YUL
-
LJU
1 stop14h 50m
KLM
Thu 14/52:00 p.m.
LJU
-
YUL
1 stop32h 55m
KLM
Deal found 27/4C$ 1,027
Tue 9/67:00 p.m.
YUL
-
LJU
1 stop12h 50m
Delta
Wed 17/62:00 p.m.
LJU
-
YUL
1 stop32h 55m
Delta
Deal found 28/4C$ 1,029
Mon 8/66:50 p.m.
YUL
-
LJU
1 stop12h 35m
Delta
Tue 16/62:00 p.m.
LJU
-
YUL
1 stop32h 55m
Delta
Deal found 28/4C$ 1,035
Mon 1/64:40 p.m.
YUL
-
LJU
1 stop11h 25m
SWISS
Fri 12/66:25 a.m.
LJU
-
YUL
1 stop14h 35m
SWISS
Deal found 1/5C$ 1,041
Thu 28/56:50 p.m.
YUL
-
LJU
1 stop22h 05m
KLM
Tue 16/66:00 a.m.
LJU
-
YUL
1 stop16h 55m
KLM
Deal found 2/5C$ 1,043
Mon 21/97:10 p.m.
YYZ
-
LJU
2 stops18h 25m
Multiple Airlines
Thu 1/108:55 p.m.
LJU
-
YYZ
2 stops31h 05m
Multiple Airlines
Deal found 2/5C$ 1,044
Mon 8/66:50 p.m.
YUL
-
LJU
1 stop12h 35m
Delta
Fri 12/62:35 p.m.
LJU
-
YUL
1 stop11h 30m
Delta
Deal found 28/4C$ 1,046
Mon 11/54:40 p.m.
YUL
-
LJU
1 stop11h 25m
Multiple Airlines
Thu 14/52:50 p.m.
LJU
-
YUL
2 stops31h 31m
Multiple Airlines
Deal found 27/4C$ 1,051
Wed 6/58:30 p.m.
YUL
-
LJU
2 stops44h 20m
Multiple Airlines
Mon 11/56:25 a.m.
LJU
-
YUL
1 stop14h 35m
Multiple Airlines
Deal found 30/4C$ 1,054
Sun 7/66:05 p.m.
YUL
-
LJU
1 stop17h 40m
Multiple Airlines
Mon 15/66:25 a.m.
LJU
-
YUL
1 stop14h 35m
Multiple Airlines
Deal found 28/4C$ 1,055
Mon 8/66:50 p.m.
YUL
-
LJU
1 stop22h 05m
KLM
Mon 22/62:35 p.m.
LJU
-
YUL
1 stop27h 25m
KLM
Deal found 1/5C$ 1,059
Thu 28/56:00 p.m.
YUL
-
LJU
1 stop17h 45m
Multiple Airlines
Tue 16/62:50 p.m.
LJU
-
YUL
1 stop30h 10m
Multiple Airlines
Deal found 30/4C$ 1,060

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 2 May 2026.

Round-trip from

C$ 1,029

One-way from

C$ 454

Popular in

December

Cheapest in

March

Average price

C$ 1,339
Delta
  • Delta
  • 9/6-17/6
  • 2 total stops
  • 45h 45m total
  • Ontario to Slovenia
Search Deals
11/6
  • 11/6
  • 3 total stops
  • 37h 40m total
  • Ontario to Slovenia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 214 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 80 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 2 May 2026.
Use the filters below to find and compare flights from Ontario to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

6:50 p.m.-10:55 p.m.

1 stop22h 05m

Ljubljana Joze Pucnik

Tue 16/6

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

1 stop16h 55m

C$ 1,043

TorontoLjubljana

YTZ - LJU

YTZLJU

Toronto Island

Sun 18/10

6:30 p.m.-12:35 p.m.

2 stops12h 05m

Ljubljana Joze Pucnik

Thu 29/10

6:20 a.m.-9:35 p.m.

2 stops20h 15m

C$ 1,154

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

1:20 p.m.-1:15 p.m.

2 stops17h 55m

Ljubljana Joze Pucnik

Thu 18/6

6:25 a.m.-12:13 a.m.

2 stops23h 48m

C$ 1,162
Quickest round-trip

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

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

1 stop12h 50m

Ljubljana Joze Pucnik

Sat 20/6

2:35 p.m.-8:05 p.m.

1 stop11h 30m

C$ 1,181

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Fri 18/9

4:40 p.m.-1:50 p.m.

1 stop15h 10m

Ljubljana Joze Pucnik

Fri 9/10

6:25 a.m.-3:00 p.m.

1 stop14h 35m

C$ 1,184

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

7:00 p.m.-1:25 p.m.

2 stops12h 25m

Ljubljana Joze Pucnik

Mon 15/6

2:00 p.m.-4:55 p.m.

1 stop32h 55m

C$ 1,191

MontrealLjubljana

YUL - LJU

YULLJU

Montreal Pierre Elliott Trudeau Intl

Fri 18/9

4:40 p.m.-1:50 p.m.

1 stop15h 10m

Ljubljana Joze Pucnik

Fri 9/10

6:25 a.m.-11:21 p.m.

2 stops22h 56m

C$ 1,195

TorontoLjubljana

YYZ - LJU

YYZLJU

Toronto Pearson Intl

Fri 12/6

10:45 p.m.-8:50 p.m.

1 stop16h 05m

Ljubljana Joze Pucnik

Fri 19/6

10:35 a.m.-12:45 p.m.

1 stop32h 10m

C$ 1,214

TorontoLjubljana

YTZ - LJU

YTZLJU

Toronto Island

Mon 21/9

6:55 p.m.-8:50 a.m.

3 stops31h 55m

Ljubljana Joze Pucnik

Thu 1/10

9:25 a.m.-8:15 p.m.

3 stops40h 50m

C$ 1,226

TorontoLjubljana

YYZ - LJU

YYZLJU

Toronto Pearson Intl

Mon 25/5

8:05 p.m.-10:50 p.m.

1 stop20h 45m

Ljubljana Joze Pucnik

Tue 2/6

10:50 a.m.-4:10 p.m.

1 stop11h 20m

C$ 1,244

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 42 resultsSorted by cheapest first
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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$ 885). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,541). 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, United Airlines, and SWISS can get you from Region of Ontario to Slovenia in just under 15h 10m. 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$ 885). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,541). 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
Pearson Intl to Gatwick flights
Pearson Intl to Leonardo da Vinci/Fiumicino flights
Vancouver Intl to Heathrow flights
Pearson Intl to Charles de Gaulle flights
Pearson Intl to Istanbul flights
Pearson Intl to Dublin flights
Pierre Elliott Trudeau Intl to Lisbon flights
Pierre Elliott Trudeau Intl to Athens flights
Pierre Elliott Trudeau Intl to Leonardo da Vinci/Fiumicino flights
Pearson Intl to Lisbon flights
Pierre Elliott Trudeau Intl to Orly flights
Pearson Intl to Athens flights
Pearson Intl to Stansted flights
Pearson Intl to London City flights
Vancouver Intl to Gatwick flights
Toronto Island to Heathrow flights
Pierre Elliott Trudeau Intl to Istanbul flights
Pearson Intl to Amsterdam flights
Vancouver Intl to Charles de Gaulle flights
Pearson Intl to Barcelona-El Prat flights
Pierre Elliott Trudeau Intl to Heathrow flights
Pearson Intl to Orly flights
Pierre Elliott Trudeau Intl to Barcelona-El Prat flights
Pearson Intl to Madrid flights
Vancouver Intl to London City flights
Pearson Intl to Luton flights
Vancouver Intl to Stansted flights
Québec City to Charles de Gaulle flights
Toronto Island to Charles de Gaulle flights
Toronto Island to Gatwick flights
Vancouver Intl to Istanbul flights
Vancouver Intl to Leonardo da Vinci/Fiumicino flights
Pierre Elliott Trudeau Intl to Bruxelles-National flights
Pierre Elliott Trudeau Intl to Beauvais-Tille flights
Pearson Intl to Vicenza flights
Calgary to Heathrow flights
Vancouver Intl to Amsterdam flights
Pearson Intl to Edinburgh flights
Toronto Island to Leonardo da Vinci/Fiumicino flights
Pierre Elliott Trudeau Intl to Lyon flights
Pierre Elliott Trudeau Intl to Marseille flights
Pearson Intl to Sabiha Gokcen flights
Pierre Elliott Trudeau Intl to Geneva flights
Vancouver Intl to Dublin flights
Pierre Elliott Trudeau Intl to Amsterdam flights
Vancouver Intl to Frankfurt flights
Vancouver Intl to Orly flights
Pierre Elliott Trudeau Intl to Malpensa flights

Top 5 airlines flying from Ontario to Slovenia

Discover the top 5 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 2 May 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestC$ 937AverageC$ 1,158FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapestC$ 968AverageC$ 1,373FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
LOTCheapestC$ 974AverageC$ 1,232FlexibilityNo cancel feeOn-time81%
Search LOT flights
KLMCheapestC$ 1,106AverageC$ 1,408FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapestC$ 1,200AverageC$ 1,348FlexibilityNo cancel feeOn-time77%
Search Air France 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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