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Cheap flights from Ontario to Serbia from $648

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 Serbia departing on 5/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Serbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Serbia Logo
10:41 pm - 4:40 am
ONT
-
BEG
20h 59m
1 stop
Air Serbia Logo
1:30 pm - 8:47 pm
BEG
-
ONT
40h 17m
1 stop
$1,012Air Serbia
Sun, May 31 - Sun, Jun 7
Air Serbia Logo
10:41 pm - 4:40 am
ONT
-
BEG
20h 59m
1 stop
Air Serbia Logo
7:55 am - 8:13 pm
BEG
-
ONT
21h 18m
1 stop
$1,018Air Serbia
Mon, Jun 8 - Mon, Sep 28
Air Serbia Logo
10:41 pm - 4:40 am
ONT
-
BEG
20h 59m
1 stop
Air Serbia Logo
1:30 pm - 10:35 pm
BEG
-
ONT
18h 05m
1 stop
$1,044Air Serbia
Tue, Jun 2 - Fri, Jul 31
Air Serbia Logo
10:41 pm - 4:40 am
ONT
-
BEG
20h 59m
1 stop
Air Serbia Logo
1:30 pm - 10:35 pm
BEG
-
ONT
18h 05m
1 stop
$1,045Air Serbia
Mon, Jun 8 - Fri, Jul 17
Air Serbia Logo
10:41 pm - 4:40 am
ONT
-
BEG
20h 59m
1 stop
Air Serbia Logo
7:55 am - 8:13 pm
BEG
-
ONT
21h 18m
1 stop
$1,052Air Serbia
Sun, Jun 7 - Mon, Sep 28
Air Serbia Logo
10:41 pm - 4:40 am
ONT
-
BEG
20h 59m
1 stop
Air Serbia Logo
7:55 am - 10:35 pm
BEG
-
ONT
23h 40m
1 stop
$1,077Air Serbia
Mon, Jun 1 - Wed, Aug 5
Air Serbia Logo
10:41 pm - 4:40 am
ONT
-
BEG
20h 59m
1 stop
Air Serbia Logo
1:30 pm - 10:38 pm
BEG
-
ONT
18h 08m
1 stop
$1,079Air Serbia
Sun, May 24 - Fri, Jul 3
Air Serbia Logo
10:41 pm - 4:40 am
ONT
-
BEG
20h 59m
1 stop
Air Serbia Logo
7:55 am - 10:35 pm
BEG
-
ONT
23h 40m
1 stop
$1,080Air Serbia
Sun, Jun 7 - Tue, Jul 21
Air Serbia Logo
10:41 pm - 4:40 am
ONT
-
BEG
20h 59m
1 stop
Air Serbia Logo
1:30 pm - 10:35 pm
BEG
-
ONT
18h 05m
1 stop
$1,081Air Serbia
Sun, May 31 - Fri, Jul 31
Air Serbia Logo
11:50 pm - 4:40 am
ONT
-
BEG
19h 50m
1 stop
Air Serbia Logo
7:55 am - 8:13 pm
BEG
-
ONT
21h 18m
1 stop
$1,089Air Serbia
Mon, Sep 7 - Mon, Sep 21

United Airlines flights from Ontario to Serbia

Our best United Airlines deals on Ontario to Serbia flight tickets
United Airlines
Aug 4
ONT4:20 pmOntario
22h 15m
2 stops
BEG11:35 pmBelgrade Nikola Tesla
Aug 18
BEG2:00 pmBelgrade Nikola Tesla
17h 58m
2 stops
ONT10:58 pmOntario
$1,122
United Airlines
Apr 28
ONT7:00 amOntario
20h 25m
2 stops
BEG12:25 pmBelgrade Nikola Tesla
May 12
BEG6:20 amBelgrade Nikola Tesla
20h 32m
2 stops
ONT5:52 pmOntario
$1,153
United Airlines
Aug 3
ONT1:18 pmOntario
17h 52m
2 stops
BEG4:10 pmBelgrade Nikola Tesla
Aug 13
BEG6:10 amBelgrade Nikola Tesla
23h 42m
2 stops
ONT8:52 pmOntario
$1,172

Air Serbia flights from Ontario to Serbia

Our best Air Serbia deals on Ontario to Serbia flight tickets
Air Serbia
May 31
ONT10:41 pmOntario
20h 59m
1 stop
BEG4:40 amBelgrade Nikola Tesla
Jun 7
BEG1:30 pmBelgrade Nikola Tesla
40h 17m
1 stop
ONT8:47 pmOntario
$1,012
Air Serbia
Jun 8
ONT10:41 pmOntario
20h 59m
1 stop
BEG4:40 amBelgrade Nikola Tesla
Sep 28
BEG7:55 amBelgrade Nikola Tesla
21h 18m
1 stop
ONT8:13 pmOntario
$1,018
Air Serbia
Jun 2
ONT10:41 pmOntario
20h 59m
1 stop
BEG4:40 amBelgrade Nikola Tesla
Jul 31
BEG1:30 pmBelgrade Nikola Tesla
18h 05m
1 stop
ONT10:35 pmOntario
$1,044

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Serbia 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 10, 2026.
Use the filters below to find and compare flights from Ontario to Serbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Sun 5/31

10:41 pm-4:40 am

1 stop20h 59m

Belgrade Nikola Tesla

Sun 6/7

1:30 pm-8:47 pm

1 stop40h 17m

$1,012

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Mon 6/8

10:41 pm-4:40 am

1 stop20h 59m

Belgrade Nikola Tesla

Mon 9/28

7:55 am-8:13 pm

1 stop21h 18m

$1,018
Quickest round-trip

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Tue 6/2

10:41 pm-4:40 am

1 stop20h 59m

Belgrade Nikola Tesla

Fri 7/31

1:30 pm-10:35 pm

1 stop18h 05m

$1,044

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Mon 6/8

10:41 pm-4:40 am

1 stop20h 59m

Belgrade Nikola Tesla

Fri 7/17

1:30 pm-10:35 pm

1 stop18h 05m

$1,045

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Sun 6/7

10:41 pm-4:40 am

1 stop20h 59m

Belgrade Nikola Tesla

Mon 9/28

7:55 am-8:13 pm

1 stop21h 18m

$1,052

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Mon 6/1

10:41 pm-4:40 am

1 stop20h 59m

Belgrade Nikola Tesla

Wed 8/5

7:55 am-10:35 pm

1 stop23h 40m

$1,077

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Sun 5/24

10:41 pm-4:40 am

1 stop20h 59m

Belgrade Nikola Tesla

Fri 7/3

1:30 pm-10:38 pm

1 stop18h 08m

$1,079

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Sun 6/7

10:41 pm-4:40 am

1 stop20h 59m

Belgrade Nikola Tesla

Tue 7/21

7:55 am-10:35 pm

1 stop23h 40m

$1,080

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Sun 5/31

10:41 pm-4:40 am

1 stop20h 59m

Belgrade Nikola Tesla

Fri 7/31

1:30 pm-10:35 pm

1 stop18h 05m

$1,081

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Mon 9/7

11:50 pm-4:40 am

1 stop19h 50m

Belgrade Nikola Tesla

Mon 9/21

7:55 am-8:13 pm

1 stop21h 18m

$1,089

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 Serbia from

How to get the cheapest flight ticket from Ontario to Serbia

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 Serbia?

Turkish Airlines and United Airlines are the most popular carriers operating from Ontario to Serbia

What airlines fly to Serbia?

Turkish Airlines, SWISS and Lufthansa are the top three most popular airlines that fly to Serbia from Ontario according to our data. Turkish Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Serbia. Keep in mind that there are 6 different airlines that fly to Serbia on a routine basis, so you have a few additional options to choose from.

Cheap Ontario to Serbia flight deals and tips

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

Fastest flight time

17h 27m

Direct flights

None
The fastest flight from Ontario to Serbia takes 17h 27m
There are no direct flights from Ontario to Serbia. There are no popular flight routes from Ontario to Serbia.
Search flight deals

Frequently asked questions about flying from Ontario to Serbia

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

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

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

    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 Serbia.

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

    The necessary travel and health documents for your Serbia 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 Serbia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Serbia. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Ontario to Serbia flights to just show those with flexible booking policies.

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

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 Serbia.

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

Price alerts on flights to Serbia from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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