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Cheap flights from Ontario to Slovenia from $932

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Slovenia departing on 6/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Slovenia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:06 pm - 7:20 pm
ONT
-
LJU
22h 14m
2 stops
Multiple Airlines Logo
1:50 pm - 8:47 pm
LJU
-
ONT
63h 57m
2 stops
$1,128Multiple Airlines
Wed, May 13 - Mon, May 25
Air Serbia Logo
11:50 pm - 8:50 am
ONT
-
LJU
24h 00m
2 stops
Air Serbia Logo
9:25 am - 8:13 pm
LJU
-
ONT
43h 48m
2 stops
$1,159Air Serbia
Sun, Sep 6 - Sun, Sep 27
British Airways Logo
12:35 pm - 5:40 pm
ONT
-
LJU
20h 05m
2 stops
British Airways Logo
6:25 pm - 6:57 pm
LJU
-
ONT
33h 32m
2 stops
$1,187British Airways
Wed, Sep 9 - Thu, Sep 17
British Airways Logo
1:00 pm - 8:30 pm
ONT
-
LJU
22h 30m
2 stops
British Airways Logo
6:25 pm - 9:08 pm
LJU
-
ONT
35h 43m
2 stops
$1,221British Airways
Thu, Sep 3 - Thu, Sep 10
British Airways Logo
6:00 am - 10:45 am
ONT
-
LJU
19h 45m
2 stops
British Airways Logo
6:25 pm - 6:38 pm
LJU
-
ONT
33h 13m
2 stops
$1,239British Airways
Fri, May 8 - Thu, May 14
Air Serbia Logo
10:41 pm - 8:50 am
ONT
-
LJU
25h 09m
2 stops
Air Serbia Logo
9:25 am - 8:47 pm
LJU
-
ONT
44h 22m
2 stops
$1,338Air Serbia
Tue, May 26 - Tue, Jun 2
British Airways Logo
11:59 pm - 5:15 pm
ONT
-
LJU
32h 16m
2 stops
British Airways Logo
12:20 pm - 11:59 pm
LJU
-
ONT
20h 39m
2 stops
$1,369British Airways
Mon, Oct 5 - Sat, Oct 17
British Airways Logo
1:10 pm - 8:35 pm
ONT
-
LJU
22h 25m
2 stops
British Airways Logo
6:25 pm - 7:59 pm
LJU
-
ONT
34h 34m
2 stops
$1,378British Airways
Sat, Jul 11 - Thu, Jul 23
Air Serbia Logo
11:53 pm - 8:05 pm
ONT
-
LJU
35h 12m
2 stops
Air Serbia Logo
2:50 pm - 10:38 pm
LJU
-
ONT
40h 48m
2 stops
$1,417Air Serbia
Mon, Jun 15 - Sun, Jun 28
Air Serbia Logo
10:41 pm - 8:50 am
ONT
-
LJU
25h 09m
2 stops
Air Serbia Logo
3:15 pm - 10:38 pm
LJU
-
ONT
40h 23m
2 stops
$1,436Air Serbia
Mon, Jun 8 - Sat, Jun 27

Air Serbia flights from Ontario to Slovenia

Our best Air Serbia deals on Ontario to Slovenia flight tickets
Air Serbia
Sep 6
ONT11:50 pmOntario
24h 00m
2 stops
LJU8:50 amLjubljana Joze Pucnik
Sep 27
LJU9:25 amLjubljana Joze Pucnik
43h 48m
2 stops
ONT8:13 pmOntario
$1,159
Air Serbia
May 26
ONT10:41 pmOntario
25h 09m
2 stops
LJU8:50 amLjubljana Joze Pucnik
Jun 2
LJU9:25 amLjubljana Joze Pucnik
44h 22m
2 stops
ONT8:47 pmOntario
$1,338
Air Serbia
Jun 15
ONT11:53 pmOntario
35h 12m
2 stops
LJU8:05 pmLjubljana Joze Pucnik
Jun 28
LJU2:50 pmLjubljana Joze Pucnik
40h 48m
2 stops
ONT10:38 pmOntario
$1,417

Turkish Airlines flights from Ontario to Slovenia

Our best Turkish Airlines deals on Ontario to Slovenia flight tickets
Turkish Airlines
May 23
ONT10:41 pmOntario
49h 04m
2 stops
LJU8:45 amLjubljana Joze Pucnik
May 31
LJU9:40 amLjubljana Joze Pucnik
44h 07m
2 stops
ONT8:47 pmOntario
$1,467
Turkish Airlines
Jun 13
ONT11:16 pmOntario
28h 39m
2 stops
LJU12:55 pmLjubljana Joze Pucnik
Jul 3
LJU1:50 pmLjubljana Joze Pucnik
41h 11m
2 stops
ONT10:01 pmOntario
$1,644

momondo 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, momondo users made 832,500 searches. Data last updated April 12, 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

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Wed 5/13

12:06 pm-7:20 pm

2 stops22h 14m

Ljubljana Joze Pucnik

Mon 5/25

1:50 pm-8:47 pm

2 stops63h 57m

$1,128

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Sun 9/6

11:50 pm-8:50 am

2 stops24h 00m

Ljubljana Joze Pucnik

Sun 9/27

9:25 am-8:13 pm

2 stops43h 48m

$1,159

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Wed 9/9

12:35 pm-5:40 pm

2 stops20h 05m

Ljubljana Joze Pucnik

Thu 9/17

6:25 pm-6:57 pm

2 stops33h 32m

$1,187

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Thu 9/3

1:00 pm-8:30 pm

2 stops22h 30m

Ljubljana Joze Pucnik

Thu 9/10

6:25 pm-9:08 pm

2 stops35h 43m

$1,221

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Fri 5/8

6:00 am-10:45 am

2 stops19h 45m

Ljubljana Joze Pucnik

Thu 5/14

6:25 pm-6:38 pm

2 stops33h 13m

$1,239

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Tue 5/26

10:41 pm-8:50 am

2 stops25h 09m

Ljubljana Joze Pucnik

Tue 6/2

9:25 am-8:47 pm

2 stops44h 22m

$1,338
Quickest round-trip

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Mon 10/5

11:59 pm-5:15 pm

2 stops32h 16m

Ljubljana Joze Pucnik

Sat 10/17

12:20 pm-11:59 pm

2 stops20h 39m

$1,369

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Sat 7/11

1:10 pm-8:35 pm

2 stops22h 25m

Ljubljana Joze Pucnik

Thu 7/23

6:25 pm-7:59 pm

2 stops34h 34m

$1,378

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Mon 6/15

11:53 pm-8:05 pm

2 stops35h 12m

Ljubljana Joze Pucnik

Sun 6/28

2:50 pm-10:38 pm

2 stops40h 48m

$1,417

OntarioLjubljana

ONT - LJU

ONTLJU

Ontario

Mon 6/8

10:41 pm-8:50 am

2 stops25h 09m

Ljubljana Joze Pucnik

Sat 6/27

3:15 pm-10:38 pm

2 stops40h 23m

$1,436

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Slovenia from

How to get the cheapest flight ticket from Ontario to Slovenia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Slovenia?

British Airways, Air Serbia, and Turkish Airlines are the most popular carriers operating from Ontario to Slovenia

What airlines fly to Slovenia?

SWISS, Lufthansa and Turkish Airlines are the top three most popular airlines that fly to Slovenia from Ontario according to our data. SWISS is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Slovenia. Keep in mind that there are 6 different airlines that fly to Slovenia on a routine basis, so you have a few additional options to choose from.

Cheap Ontario to Slovenia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Slovenia

Fastest flight time

20h 15m

Direct flights

None
The fastest flight from Ontario to Slovenia takes 20h 15m
There are no direct flights from Ontario to Slovenia. There are no popular flight routes from Ontario to Slovenia.
Search flight deals

Frequently asked questions about flying from Ontario to Slovenia

  • When did momondo last update prices for flights from Ontario Airport to Slovenia?

    Prices for flights from Ontario Airport to Slovenia are updated daily.

  • How old do you have to be to fly from Ontario Airport to Slovenia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Slovenia.

  • What documentation or ID do you need to fly to Slovenia?

    The necessary travel and health documents for your Slovenia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Slovenia?

Finding the right flight to Slovenia from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Slovenia quick and easy, saving you time and money.

Can I find flights from Ontario to Slovenia with flexible booking policies on momondo?

All flight searches from Ontario to Slovenia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Slovenia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Slovenia.

I’m not ready to book a flight from Ontario to Slovenia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Slovenia from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Slovenia trip

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Tue 5/12
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Find better results for your trip to Slovenia

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