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

SWISS, Delta, and United Airlines can get you from Region of Ontario to Slovenia in just under 16h 55m. Your travel time can differ by up to 3h 50m. The distance from Region of Ontario to Slovenia is about 6576 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$ 523+ 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 28 September 2026.

Thu 5/119:35 p.m. -

1 stop31h 20m

Fri 20/1111:00 a.m. -

1 stop34h 00m

Deal found 24/9C$ 960

Tue 20/1011:55 p.m. -

2 stops28h 25m

Fri 20/118:40 p.m. -

1 stop24h 20m

Deal found 24/9C$ 1,083

Sun 11/108:20 p.m. -

1 stop10h 15m

Wed 21/102:50 p.m. -

1 stop28h 00m

Deal found 28/9C$ 1,130

Tue 27/1012:30 p.m. -

2 stops20h 45m

Thu 5/116:15 a.m. -

2 stops17h 36m

Deal found 28/9C$ 1,135

Sun 11/102:05 p.m. -

2 stops17h 50m

Wed 21/102:50 p.m. -

1 stop28h 00m

Deal found 28/9C$ 1,138

Mon 12/108:20 p.m. -

1 stop17h 05m

Tue 20/106:25 a.m. -

1 stop12h 25m

Deal found 28/9C$ 1,148

Mon 26/109:25 p.m. -

1 stop20h 20m

Wed 4/113:15 p.m. -

2 stops33h 01m

Deal found 28/9C$ 1,150

Mon 12/1012:30 p.m. -

2 stops15h 35m

Tue 20/106:55 a.m. -

2 stops14h 55m

Deal found 28/9C$ 1,158

Mon 26/1011:20 p.m. -

1 stop31h 20m

Thu 5/1112:55 p.m. -

1 stop32h 45m

Deal found 28/9C$ 1,158

Mon 26/1012:30 p.m. -

2 stops20h 45m

Thu 5/116:15 a.m. -

2 stops17h 36m

Deal found 28/9C$ 1,161

Sun 18/106:30 p.m. -

2 stops12h 05m

Thu 29/106:40 a.m. -

2 stops14h 16m

Deal found 28/9C$ 1,167

Thu 5/1112:30 p.m. -

2 stops28h 15m

Fri 20/116:15 a.m. -

2 stops19h 41m

Deal found 24/9C$ 1,191

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 28 September 2026.

Thu 5/119:35 p.m. -

1 stop31h 20m

Fri 20/1111:00 a.m. -

1 stop34h 00m

Deal found 24/9C$ 960

Tue 27/1012:30 p.m. -

2 stops20h 45m

Thu 5/116:15 a.m. -

2 stops17h 36m

Deal found 28/9C$ 1,135

Sun 18/109:55 p.m. -

1 stop19h 00m

Thu 29/1012:55 p.m. -

1 stop12h 20m

Deal found 25/9C$ 1,164

Mon 12/1010:55 p.m. -

2 stops18h 00m

Tue 20/106:00 a.m. -

1 stop13h 20m

Deal found 25/9C$ 1,195

Sun 11/1012:15 p.m. -

2 stops19h 00m

Wed 21/106:25 a.m. -

2 stops16h 23m

Deal found 28/9C$ 1,285

Thu 11/27:40 p.m. -

2 stops18h 15m

Mon 15/211:50 a.m. -

2 stops36h 25m

Deal found 24/9C$ 1,028

Mon 26/109:25 p.m. -

1 stop20h 20m

Thu 5/116:15 a.m. -

2 stops18h 01m

Deal found 28/9C$ 1,143

Tue 27/107:30 p.m. -

1 stop11h 10m

Thu 5/1112:55 p.m. -

1 stop32h 45m

Deal found 28/9C$ 1,186

Mon 12/1012:30 p.m. -

2 stops15h 35m

Tue 20/106:55 a.m. -

2 stops14h 55m

Deal found 27/9C$ 1,158

Mon 26/1012:30 p.m. -

2 stops20h 45m

Thu 5/116:15 a.m. -

2 stops17h 36m

Deal found 28/9C$ 1,161

Tue 27/1012:10 p.m. -

3 stops16h 55m

Thu 5/116:40 a.m. -

2 stops18h 47m

Deal found 25/9C$ 1,389

Sun 18/106:30 p.m. -

2 stops12h 05m

Thu 29/106:40 a.m. -

2 stops14h 16m

Deal found 27/9C$ 1,167

Thu 11/212:30 p.m. -

2 stops28h 15m

Mon 15/23:15 p.m. -

2 stops32h 41m

Deal found 24/9C$ 1,196

Sun 18/106:00 p.m. -

2 stops12h 35m

Thu 29/1010:45 a.m. -

2 stops26h 04m

Deal found 27/9C$ 1,174

Fri 11/1212:30 p.m. -

2 stops19h 45m

Sun 20/123:15 p.m. -

2 stops34h 41m

Deal found 23/9C$ 1,230

Tue 27/1010:50 a.m. -

2 stops22h 25m

Thu 5/116:15 a.m. -

2 stops22h 17m

Deal found 25/9C$ 1,246

Wed 28/102:55 p.m. -

3 stops26h 50m

Wed 4/113:15 p.m. -

2 stops34h 30m

Deal found 27/9C$ 1,352

Wed 14/108:20 p.m. -

1 stop10h 15m

Sun 25/106:40 a.m. -

2 stops20h 25m

Deal found 23/9C$ 1,258

Wed 28/1010:50 a.m. -

2 stops18h 15m

Wed 4/116:40 a.m. -

2 stops15h 17m

Deal found 27/9C$ 1,275

Find flight deals from Ontario to Slovenia

Round-trip from	C$ 960
One-way from	C$ 523
Popular in	December
Cheapest in	March
Average price	C$ 1,537

5/11-20/11
2 total stops
65h 20m total
Ontario to Slovenia

Search Deals

8/11-31/12
3 total stops
34h 05m total
Ontario to Slovenia

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (C$ 249 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 75 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

Thu 12/11

6:45 p.m.-2:05 p.m.

2 stops37h 20m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 544

TorontoLjubljana

YTZ Toronto Island - LJU Ljubljana Joze Pucnik

YTZLJU

Toronto Island

Tue 17/11

2:45 p.m.-9:00 a.m.

3 stops36h 15m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 570

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Fri 22/1

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

2 stops29h 25m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 581

OttawaLjubljana

YOW Ottawa - LJU Ljubljana Joze Pucnik

YOWLJU

Ottawa

Tue 10/11

6:10 a.m.-5:05 p.m.

3 stops52h 55m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 594

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Sat 24/10

9:35 p.m.-9:00 a.m.

3 stops30h 25m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 625

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Sun 25/10

8:40 p.m.-9:30 a.m.

2 stops31h 50m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 655

TorontoLjubljana

YTZ Toronto Island - LJU Ljubljana Joze Pucnik

YTZLJU

Toronto Island

Sun 25/10

12:30 p.m.-9:00 a.m.

3 stops39h 30m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 699

TorontoLjubljana

YTZ Toronto Island - LJU Ljubljana Joze Pucnik

YTZLJU

Toronto Island

Thu 12/11

9:10 a.m.-2:05 p.m.

3 stops46h 55m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 754

TorontoLjubljana

YTZ Toronto Island - LJU Ljubljana Joze Pucnik

YTZLJU

Toronto Island

Sat 24/10

12:15 p.m.-10:20 p.m.

2 stops28h 05m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 765

TorontoLjubljana

YYZ Toronto Pearson Intl - LJU Ljubljana Joze Pucnik

YYZLJU

Toronto Pearson Intl

Sun 8/11

4:00 p.m.-9:20 p.m.

1 stop23h 20m

Ljubljana Joze Pucnik

Wed 31/12

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

Nonstop0h 00m

C$ 776

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/9

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.

YYZ-LJU

YTZ-LJU

YOW-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

YTZ-LJU

YOW-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$ 1,068). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,806). 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, Delta, and United Airlines can get you from Region of Ontario to Slovenia in just under 16h 55m. Your travel time can differ by up to 3h 50m. The distance from Region of Ontario to Slovenia is about 6576 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$ 1,068). Flying from Region of Ontario to Slovenia in December is currently the most expensive (average of C$ 1,806). 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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Top destinations

Alternative routes for Ontario to Slovenia

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Top 2 airlines flying from Ontario to Slovenia

Airline	Cheapest	Average	Flexibility	On-time
LOT	CheapestC$ 1,014	AverageC$ 1,283	FlexibilityNo cancel fee	On-time81%	Search LOT flights
Lufthansa	CheapestC$ 1,057	AverageC$ 1,597	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?

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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Cheap flights from Ontario to Slovenia from C$ 523

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 8/11. 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 28 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 28 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 28 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 28 September 2026.

Last-minute flights from Ontario to SloveniaDiscover last-minute flight deals from Ontario to Slovenia. Data last updated 28 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Slovenia. Data last updated 28 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 28 September 2026.

Search for one-way flight options from Ontario to Slovenia. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Find flight deals from Ontario to Slovenia

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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 28 September 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 2 airlines flying from Ontario to Slovenia

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Can Cheapflights find flights from Ontario to Slovenia with no change fees?

Can Cheapflights notify me if prices for flights from Ontario to Slovenia become cheaper?

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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 28 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 28 September 2026.

Last-minute flights from Ontario to Slovenia
Discover last-minute flight deals from Ontario to Slovenia. Data last updated 28 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 28 September 2026.