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

SWISS can get you from Region of Ontario to Slovenia in just under 24h 05m. Your travel time can differ by up to . The distance from Region of Ontario to Slovenia is about 6445 km.

In terms of precipitation, rainfall in Slovenia ranges from 40.0 - 70.0 mm per month. October is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Slovenia when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Slovenia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Slovenia as you normally would.

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.

C$ 355+ Cheap Flights from Ontario to Slovenia

Cheap flight deals from Ontario to Slovenia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 15 September 2026.

Mon 12/1010:50 p.m. -

1 stop31h 55m

Tue 20/105:05 p.m. -

1 stop30h 15m

Deal found 13/9C$ 1,045

Mon 5/107:20 p.m. -

1 stop15h 00m

Tue 20/105:05 p.m. -

1 stop30h 15m

Deal found 11/9C$ 1,048

Tue 27/105:40 p.m. -

1 stop24h 05m

Tue 3/113:15 p.m. -

1 stop29h 55m

Deal found 12/9C$ 1,050

Tue 13/107:20 p.m. -

1 stop23h 10m

Tue 20/105:05 p.m. -

1 stop30h 15m

Deal found 15/9C$ 1,056

Sun 4/104:40 p.m. -

1 stop11h 25m

Mon 19/106:25 a.m. -

1 stop14h 35m

Deal found 13/9C$ 1,057

Thu 8/104:40 p.m. -

1 stop23h 55m

Wed 21/102:50 p.m. -

1 stop30h 10m

Deal found 14/9C$ 1,059

Mon 26/1010:35 p.m. -

1 stop31h 55m

Fri 6/1111:00 a.m. -

1 stop34h 00m

Deal found 11/9C$ 1,068

Wed 4/118:10 p.m. -

2 stops34h 55m

Sun 22/119:30 a.m. -

2 stops33h 10m

Deal found 13/9C$ 1,085

Thu 5/114:40 p.m. -

1 stop15h 35m

Sun 22/113:15 p.m. -

1 stop29h 55m

Deal found 13/9C$ 1,096

Fri 18/94:40 p.m. -

1 stop24h 00m

Fri 9/106:25 a.m. -

1 stop14h 35m

Deal found 14/9C$ 1,112

Fri 2/104:40 p.m. -

1 stop24h 00m

Thu 8/106:25 a.m. -

1 stop14h 35m

Deal found 14/9C$ 1,117

Mon 5/108:40 p.m. -

2 stops30h 10m

Tue 20/109:25 a.m. -

2 stops35h 25m

Deal found 10/9C$ 1,121

Best flights from Ontario to Slovenia
Discover carefully curated flight deals from Ontario to Slovenia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Tue 27/105:40 p.m. -

1 stop24h 05m

Tue 3/113:15 p.m. -

1 stop29h 55m

Deal found 12/9C$ 1,050

Mon 26/1010:35 p.m. -

1 stop31h 55m

Fri 6/1111:00 a.m. -

1 stop34h 00m

Deal found 11/9C$ 1,068

Sun 11/104:45 p.m. -

1 stop24h 10m

Thu 15/106:00 a.m. -

1 stop19h 55m

Deal found 13/9C$ 1,231

Mon 26/104:00 p.m. -

2 stops13h 05m

Fri 6/116:40 a.m. -

2 stops14h 15m

Deal found 11/9C$ 1,237

Sun 4/106:00 a.m. -

2 stops24h 35m

Thu 8/106:25 a.m. -

2 stops16h 54m

Deal found 12/9C$ 1,238

Thu 8/104:40 p.m. -

1 stop23h 55m

Wed 21/102:50 p.m. -

1 stop30h 10m

Deal found 15/9C$ 1,057

Tue 27/109:25 p.m. -

2 stops30h 35m

Tue 3/118:45 p.m. -

2 stops24h 55m

Deal found 12/9C$ 1,142

Sun 4/104:40 p.m. -

1 stop11h 25m

Mon 19/106:25 a.m. -

1 stop14h 35m

Deal found 13/9C$ 1,057

Sun 11/109:55 p.m. -

1 stop19h 00m

Tue 20/102:00 p.m. -

1 stop29h 20m

Deal found 14/9C$ 1,231

Fri 2/106:40 p.m. -

1 stop17h 05m

Fri 9/106:25 a.m. -

2 stops38h 08m

Deal found 11/9C$ 1,164

Mon 1/34:40 p.m. -

1 stop24h 05m

Mon 8/33:15 p.m. -

1 stop29h 55m

Deal found 15/9C$ 1,105

Mon 12/1012:30 p.m. -

2 stops15h 35m

Tue 20/109:55 a.m. -

2 stops17h 35m

Deal found 14/9C$ 1,167

Thu 5/114:40 p.m. -

1 stop15h 35m

Sun 22/116:15 a.m. -

2 stops20h 10m

Deal found 13/9C$ 1,112

Sun 18/106:30 p.m. -

2 stops12h 05m

Thu 29/106:40 a.m. -

2 stops18h 16m

Deal found 15/9C$ 1,195

Mon 26/1012:30 p.m. -

2 stops20h 45m

Fri 6/116:15 a.m. -

2 stops17h 36m

Deal found 11/9C$ 1,166

Sat 10/105:20 p.m. -

2 stops14h 40m

Sat 17/101:20 p.m. -

2 stops14h 21m

Deal found 11/9C$ 1,262

Sun 17/15:10 p.m. -

2 stops15h 05m

Sun 31/16:15 a.m. -

2 stops20h 10m

Deal found 13/9C$ 1,173

Wed 14/108:05 p.m. -

1 stop20h 30m

Wed 21/102:50 p.m. -

1 stop31h 20m

Deal found 14/9C$ 1,174

Mon 5/104:55 p.m. -

2 stops20h 40m

Tue 20/108:40 p.m. -

3 stops29h 10m

Deal found 10/9C$ 1,316

Mon 26/109:25 p.m. -

1 stop11h 50m

Fri 6/116:15 a.m. -

2 stops18h 40m

Deal found 11/9C$ 1,199

Fri 11/1212:30 p.m. -

2 stops19h 45m

Mon 21/123:15 p.m. -

2 stops32h 36m

Deal found 14/9C$ 1,210

Mon 12/109:20 p.m. -

2 stops19h 20m

Fri 23/106:25 a.m. -

2 stops17h 47m

Deal found 14/9C$ 1,210

Mon 12/109:20 p.m. -

2 stops19h 20m

Wed 21/106:25 a.m. -

2 stops17h 47m

Deal found 14/9C$ 1,210

Fri 11/1212:30 p.m. -

2 stops19h 45m

Sun 20/123:15 p.m. -

2 stops34h 41m

Deal found 14/9C$ 1,318

Find flight deals from Ontario to Slovenia

Round-trip from	C$ 1,045
One-way from	C$ 355
Popular in	December
Cheapest in	March
Average price	C$ 1,512

LOT
12/10-20/10
2 total stops
62h 10m total
Ontario to Slovenia

Search Deals

18/10-31/12
2 total stops
27h 45m total
Ontario to Slovenia

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (C$ 245 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 74 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Sun 18/10

11:55 p.m.-9:40 a.m.

2 stops27h 45m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 355

MontrealLjubljana

YUL Montreal Pierre Elliott Trudeau Intl - LJU Ljubljana Joze Pucnik

YULLJU

Montreal Pierre Elliott Trudeau Intl

Sat 5/12

6:30 p.m.-8:30 p.m.

1 stop20h 00m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 415

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Mon 28/9

11:55 p.m.-10:20 a.m.

2 stops28h 25m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 445

TorontoLjubljana

YTZ Toronto Island - LJU Ljubljana Joze Pucnik

YTZLJU

Toronto Island

Sun 18/10

7:55 p.m.-5:15 p.m.

3 stops39h 20m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 487

MontrealLjubljana

YUL Montreal Pierre Elliott Trudeau Intl - LJU Ljubljana Joze Pucnik

YULLJU

Montreal Pierre Elliott Trudeau Intl

Fri 4/12

8:15 p.m.-5:10 p.m.

3 stops38h 55m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 488

MontrealLjubljana

YUL Montreal Pierre Elliott Trudeau Intl - LJU Ljubljana Joze Pucnik

YULLJU

Montreal Pierre Elliott Trudeau Intl

Wed 28/10

10:40 p.m.-6:15 p.m.

1 stop14h 35m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 533

MontrealLjubljana

YUL Montreal Pierre Elliott Trudeau Intl - LJU Ljubljana Joze Pucnik

YULLJU

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

8:25 p.m.-8:50 a.m.

2 stops54h 25m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 538

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Sun 25/10

9:15 p.m.-9:00 a.m.

3 stops30h 45m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 570

MontrealLjubljana

YUL Montreal Pierre Elliott Trudeau Intl - LJU Ljubljana Joze Pucnik

YULLJU

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

11:40 p.m.-7:05 p.m.

3 stops37h 25m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 582

TorontoLjubljana

YTZ Toronto Island - LJU Ljubljana Joze Pucnik

YTZLJU

Toronto Island

Sun 25/10

11:40 a.m.-9:00 a.m.

3 stops40h 20m

Ljubljana Joze Pucnik

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 623

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 38 resultsSorted by cheapest first

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.

YYZ-LJU

YUL-LJU

YTZ-LJU

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

CAON-SI0

YYZ-LJU

YUL-LJU

YTZ-LJU

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

Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Slovenia (average of C$ 1,045). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,907). 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

How long is the flight from Region of Ontario to Slovenia?
SWISS can get you from Region of Ontario to Slovenia in just under 24h 05m. Your travel time can differ by up to . The distance from Region of Ontario to Slovenia is about 6445 km.
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, March is the cheapest month in which you can book a flight from Region of Ontario to Slovenia (average of C$ 1,045). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,907). 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

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Top 3 airlines flying from Ontario to Slovenia

Airline	Cheapest	Average	Flexibility	On-time
SWISS	CheapestC$ 960	AverageC$ 1,267	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
LOT	CheapestC$ 997	AverageC$ 1,241	FlexibilityNo cancel fee	On-time81%	Search LOT flights
Lufthansa	CheapestC$ 1,015	AverageC$ 1,571	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

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?

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Cheap flights from Ontario to Slovenia from C$ 355

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Slovenia

Cheapest flights from Ontario to SloveniaExplore 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 15 September 2026.

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 15 September 2026.

Best flights from Ontario to SloveniaDiscover carefully curated flight deals from Ontario to Slovenia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Discover carefully curated flight deals from Ontario to Slovenia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Ontario to SloveniaDiscover last-minute flight deals from Ontario to Slovenia. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Slovenia. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Ontario to SloveniaSearch for one-way flight options from Ontario to Slovenia. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Search for one-way flight options from Ontario to Slovenia. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Find flight deals from Ontario to Slovenia

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One-way from

Popular in

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Use the filters below to find and compare flights from Ontario to Slovenia that are best for you.

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.

Cheapflights Insights

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

Related info for your journey

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

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

How can I find direct flights from Ontario to Slovenia?

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

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

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.

Complete your trip

Complete your trip to Slovenia by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Ontario to Slovenia by cabin class

Find flights from Ontario to Slovenia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Slovenia flights

Browse other Ontario and Slovenia flight options. Last updated on 15 September 2026.

Popular flight searches

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Find a return flight route from Slovenia

Find the right flight back to Ontario after your stay in Slovenia

Ontario to Slovenia flights

Consider these flights travelling from Ontario to Slovenia.

Top 3 airlines flying from Ontario to Slovenia

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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 15 September 2026.

Best flights from Ontario to Slovenia
Discover carefully curated flight deals from Ontario to Slovenia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Ontario to Slovenia
Discover last-minute flight deals from Ontario to Slovenia. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Ontario to Slovenia
Search for one-way flight options from Ontario to Slovenia. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.