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

SWISS and Delta can get you from Region of Ontario to Slovenia in just under 12h 35m. Your travel time can differ by up to 7h 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.

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$ 414+ 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 30 August 2026.

Sat 3/1011:55 p.m. -

2 stops27h 20m

Fri 16/101:30 p.m. -

2 stops29h 15m

Deal found 27/8C$ 1,016

Thu 1/107:00 p.m. -

2 stops23h 30m

Sun 11/101:30 p.m. -

2 stops27h 45m

Deal found 29/8C$ 1,059

Thu 1/1011:55 p.m. -

2 stops35h 00m

Fri 16/1010:40 a.m. -

1 stop32h 05m

Deal found 29/8C$ 1,070

Fri 2/1010:15 p.m. -

1 stop12h 40m

Thu 15/1011:05 a.m. -

2 stops36h 35m

Deal found 29/8C$ 1,115

Tue 13/104:55 p.m. -

3 stops33h 55m

Tue 20/108:40 p.m. -

3 stops29h 31m

Deal found 29/8C$ 1,129

Tue 27/1012:30 p.m. -

2 stops20h 45m

Tue 3/113:15 p.m. -

2 stops32h 41m

Deal found 26/8C$ 1,132

Mon 7/96:25 p.m. -

2 stops19h 40m

Mon 21/91:30 p.m. -

3 stops31h 51m

Deal found 26/8C$ 1,133

Mon 5/1012:00 p.m. -

3 stops26h 05m

Sun 11/102:50 p.m. -

3 stops34h 03m

Deal found 25/8C$ 1,136

Tue 6/107:20 p.m. -

1 stop11h 25m

Tue 27/105:10 p.m. -

1 stop33h 25m

Deal found 27/8C$ 1,137

Wed 14/104:40 p.m. -

1 stop15h 20m

Wed 28/106:15 a.m. -

1 stop14h 55m

Deal found 26/8C$ 1,146

Thu 8/104:40 p.m. -

1 stop15h 15m

Fri 16/106:25 a.m. -

1 stop14h 35m

Deal found 27/8C$ 1,147

Mon 12/104:30 p.m. -

2 stops20h 55m

Tue 20/102:50 p.m. -

2 stops33h 00m

Deal found 27/8C$ 1,147

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 30 August 2026.

Sat 3/107:50 p.m. -

1 stop32h 25m

Fri 16/1010:40 a.m. -

1 stop32h 05m

Deal found 26/8C$ 1,026

Sat 3/108:05 p.m. -

1 stop20h 30m

Fri 16/106:25 a.m. -

2 stops17h 47m

Deal found 27/8C$ 1,150

Tue 27/107:30 p.m. -

1 stop11h 10m

Tue 3/1112:55 p.m. -

1 stop12h 20m

Deal found 26/8C$ 1,159

Sun 4/106:00 a.m. -

2 stops24h 35m

Thu 8/106:25 a.m. -

2 stops21h 41m

Deal found 29/8C$ 1,236

Thu 1/107:00 p.m. -

2 stops23h 30m

Sun 11/101:30 p.m. -

2 stops27h 45m

Deal found 29/8C$ 1,059

Thu 1/108:05 p.m. -

1 stop20h 30m

Fri 16/106:25 a.m. -

1 stop12h 25m

Deal found 29/8C$ 1,157

Mon 26/106:55 p.m. -

1 stop12h 25m

Tue 3/1112:55 p.m. -

1 stop12h 20m

Deal found 29/8C$ 1,166

Fri 2/1010:15 p.m. -

1 stop12h 40m

Thu 15/1011:05 a.m. -

2 stops36h 35m

Deal found 29/8C$ 1,115

Fri 2/108:05 p.m. -

1 stop20h 35m

Thu 15/106:25 a.m. -

2 stops17h 47m

Deal found 29/8C$ 1,164

Sun 11/103:15 p.m. -

2 stops36h 00m

Thu 15/102:05 p.m. -

2 stops34h 51m

Deal found 28/8C$ 1,317

Wed 14/106:50 p.m. -

1 stop12h 35m

Wed 28/1012:25 p.m. -

1 stop29h 50m

Deal found 29/8C$ 1,198

Tue 13/104:55 p.m. -

3 stops33h 55m

Tue 20/108:40 p.m. -

3 stops29h 31m

Deal found 29/8C$ 1,129

Tue 5/14:40 p.m. -

1 stop15h 35m

Tue 12/13:15 p.m. -

2 stops28h 05m

Deal found 28/8C$ 1,171

Sun 4/106:50 p.m. -

1 stop22h 05m

Thu 8/106:00 a.m. -

1 stop16h 55m

Deal found 27/8C$ 1,200

Tue 27/1012:30 p.m. -

2 stops20h 45m

Tue 3/113:15 p.m. -

2 stops32h 41m

Deal found 26/8C$ 1,132

Mon 26/1012:30 p.m. -

2 stops20h 45m

Tue 3/113:15 p.m. -

2 stops32h 41m

Deal found 26/8C$ 1,172

Thu 1/1012:08 p.m. -

2 stops19h 42m

Fri 9/106:00 a.m. -

1 stop19h 55m

Deal found 25/8C$ 1,200

Wed 14/104:40 p.m. -

1 stop15h 20m

Wed 28/106:15 a.m. -

1 stop14h 55m

Deal found 26/8C$ 1,146

Mon 12/1010:30 a.m. -

2 stops17h 35m

Tue 20/106:25 a.m. -

1 stop12h 25m

Deal found 27/8C$ 1,151

Sun 13/125:30 p.m. -

2 stops38h 45m

Sat 26/123:15 p.m. -

2 stops34h 41m

Deal found 25/8C$ 1,371

Sun 18/105:30 p.m. -

2 stops13h 05m

Thu 29/106:40 a.m. -

2 stops14h 16m

Deal found 25/8C$ 1,178

Sat 19/910:00 p.m. -

2 stops33h 55m

Sat 3/106:30 p.m. -

1 stop22h 10m

Deal found 25/8C$ 1,230

Wed 23/97:55 p.m. -

3 stops30h 55m

Wed 30/98:25 p.m. -

3 stops29h 46m

Deal found 26/8C$ 1,260

Mon 26/1010:45 a.m. -

2 stops22h 30m

Tue 3/116:15 a.m. -

2 stops19h 41m

Deal found 27/8C$ 1,267

Find flight deals from Ontario to Slovenia

Round-trip from	C$ 1,016
One-way from	C$ 414
Popular in	December
Cheapest in	March
Average price	C$ 1,404

3/10-16/10
4 total stops
56h 35m total
Ontario to Slovenia

Search Deals

2/10
1 total stop
12h 40m total
Ontario to Slovenia

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (C$ 233 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 72 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 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

Sat 3/10

7:50 p.m.-10:15 a.m.

1 stop32h 25m

Ljubljana Joze Pucnik

Fri 16/10

10:40 a.m.-12:45 p.m.

1 stop32h 05m

C$ 1,026

MontrealLjubljana

YUL Montreal Pierre Elliott Trudeau Intl - LJU Ljubljana Joze Pucnik

YULLJU

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

7:00 p.m.-12:30 a.m.

2 stops23h 30m

Ljubljana Joze Pucnik

Sun 11/10

1:30 p.m.-11:15 a.m.

2 stops27h 45m

C$ 1,059

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Fri 2/10

10:15 p.m.-4:55 p.m.

1 stop12h 40m

Ljubljana Joze Pucnik

Thu 15/10

11:05 a.m.-5:40 p.m.

2 stops36h 35m

C$ 1,115

TorontoLjubljana

YTZ Toronto Island - LJU Ljubljana Joze Pucnik

YTZLJU

Toronto Island

Tue 13/10

4:55 p.m.-8:50 a.m.

3 stops33h 55m

Ljubljana Joze Pucnik

Tue 20/10

8:40 p.m.-8:11 p.m.

3 stops29h 31m

C$ 1,129

TorontoLjubljana

YTZ Toronto Island - LJU Ljubljana Joze Pucnik

YTZLJU

Toronto Island

Tue 27/10

12:30 p.m.-2:15 p.m.

2 stops20h 45m

Ljubljana Joze Pucnik

Tue 3/11

3:15 p.m.-5:56 p.m.

2 stops32h 41m

C$ 1,132

MontrealLjubljana

YUL Montreal Pierre Elliott Trudeau Intl - LJU Ljubljana Joze Pucnik

YULLJU

Montreal Pierre Elliott Trudeau Intl

Wed 14/10

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

1 stop15h 20m

Ljubljana Joze Pucnik

Wed 28/10

6:15 a.m.-4:10 p.m.

1 stop14h 55m

C$ 1,146

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Sat 3/10

8:05 p.m.-10:35 p.m.

1 stop20h 30m

Ljubljana Joze Pucnik

Fri 16/10

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

2 stops17h 47m

C$ 1,150

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Mon 12/10

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

2 stops17h 35m

Ljubljana Joze Pucnik

Tue 20/10

6:25 a.m.-12:50 p.m.

1 stop12h 25m

C$ 1,151

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Thu 1/10

8:05 p.m.-10:35 p.m.

1 stop20h 30m

Ljubljana Joze Pucnik

Fri 16/10

6:25 a.m.-12:50 p.m.

1 stop12h 25m

C$ 1,157

Quickest round-trip

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Tue 27/10

7:30 p.m.-11:40 a.m.

1 stop11h 10m

Ljubljana Joze Pucnik

Tue 3/11

12:55 p.m.-7:15 p.m.

1 stop12h 20m

C$ 1,159

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/8

Showing 1-10 of 33 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.

YUL-LJU

YYZ-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

YUL-LJU

YYZ-LJU

YTZ-LJU

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

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Slovenia (average of C$ 1,050). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,906). 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 and Delta can get you from Region of Ontario to Slovenia in just under 12h 35m. Your travel time can differ by up to 7h 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, February is the cheapest month in which you can book a flight from Region of Ontario to Slovenia (average of C$ 1,050). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,906). 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$ 959	AverageC$ 1,266	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
LOT	CheapestC$ 997	AverageC$ 1,261	FlexibilityNo cancel fee	On-time81%	Search LOT flights
Lufthansa	CheapestC$ 1,014	AverageC$ 1,570	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$ 414

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 2/10. 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 30 August 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 30 August 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 30 August 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 30 August 2026.

Last-minute flights from Ontario to SloveniaDiscover last-minute flight deals from Ontario to Slovenia. Data last updated 30 August 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Slovenia. Data last updated 30 August 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 30 August 2026.

Search for one-way flight options from Ontario to Slovenia. Find affordable one-way fares based on user searches. Data last updated 30 August 2026.

Find flight deals from Ontario to Slovenia

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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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 30 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

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 30 August 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 30 August 2026.

Last-minute flights from Ontario to Slovenia
Discover last-minute flight deals from Ontario to Slovenia. Data last updated 30 August 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 30 August 2026.