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Cheap flights from Ontario to Serbia from $568

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 4/2. 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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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.
United Airlines Logo
6:00 am - 12:50 pm
ONT
-
BEG
21h 50m2 stops
United Airlines Logo
1:50 pm - 10:53 pm
BEG
-
ONT
18h 03m2 stops
$584United Airlines
Mon, Jan 26 - Mon, Feb 2
United Airlines Logo
5:05 am - 12:50 pm
ONT
-
BEG
22h 45m2 stops
United Airlines Logo
1:50 pm - 10:53 pm
BEG
-
ONT
42h 03m2 stops
$605United Airlines
Thu, Jan 29 - Sun, Feb 1
United Airlines Logo
1:34 pm - 4:10 pm
ONT
-
BEG
17h 36m2 stops
United Airlines Logo
6:10 am - 5:47 pm
BEG
-
ONT
20h 37m2 stops
$634United Airlines
Mon, Mar 30 - Mon, Apr 13
United Airlines Logo
5:05 am - 12:50 pm
ONT
-
BEG
22h 45m2 stops
United Airlines Logo
6:15 am - 10:53 pm
BEG
-
ONT
25h 38m2 stops
$684United Airlines
Thu, Jan 29 - Sun, Feb 1
United Airlines Logo
6:00 am - 12:50 pm
ONT
-
BEG
21h 50m2 stops
United Airlines Logo
1:50 pm - 10:53 pm
BEG
-
ONT
18h 03m2 stops
$784United Airlines
Thu, Jan 15 - Mon, Jan 26
United Airlines Logo
6:37 pm - 12:45 pm
ONT
-
BEG
33h 08m2 stops
United Airlines Logo
6:10 am - 9:50 pm
BEG
-
ONT
24h 40m2 stops
$840United Airlines
Sat, Mar 28 - Sat, Apr 11
United Airlines Logo
7:00 am - 12:25 pm
ONT
-
BEG
20h 25m2 stops
United Airlines Logo
6:10 am - 9:01 pm
BEG
-
ONT
23h 51m2 stops
$954United Airlines
Thu, Apr 30 - Thu, May 14
United Airlines Logo
5:15 am - 12:55 pm
ONT
-
BEG
23h 40m2 stops
United Airlines Logo
5:50 am - 8:36 pm
BEG
-
ONT
23h 46m2 stops
$1,019United Airlines
Fri, Mar 27 - Fri, Apr 10
Multiple Airlines Logo
10:58 am - 5:05 pm
ONT
-
BEG
21h 07m2 stops
Multiple Airlines Logo
10:15 am - 10:48 pm
BEG
-
ONT
21h 33m2 stops
$1,029Multiple Airlines
Tue, Jan 27 - Tue, Feb 10
United Airlines Logo
1:53 pm - 11:50 pm
ONT
-
BEG
24h 57m2 stops
United Airlines Logo
1:50 pm - 10:53 pm
BEG
-
ONT
18h 03m2 stops
$1,051United Airlines
Sat, Jan 17 - Sat, Jan 31

United Airlines flights from Ontario to Serbia

Our best United Airlines deals on Ontario to Serbia flight tickets
United Airlines
Jan 26
ONT6:00 amOntario
21h 50m
2 stops
BEG12:50 pmBelgrade Nikola Tesla
Feb 2
BEG1:50 pmBelgrade Nikola Tesla
18h 03m
2 stops
ONT10:53 pmOntario
$584
Find similar
United Airlines
Jan 29
ONT5:05 amOntario
22h 45m
2 stops
BEG12:50 pmBelgrade Nikola Tesla
Feb 1
BEG1:50 pmBelgrade Nikola Tesla
42h 03m
2 stops
ONT10:53 pmOntario
$605
Find similar
United Airlines
Mar 30
ONT1:34 pmOntario
17h 36m
2 stops
BEG4:10 pmBelgrade Nikola Tesla
Apr 13
BEG6:10 amBelgrade Nikola Tesla
20h 37m
2 stops
ONT5:47 pmOntario
$634
Find similar

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 December 28, 2025.
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

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Mon 1/26

6:00 am-12:50 pm

2 stops21h 50m

Belgrade Nikola Tesla

Mon 2/2

1:50 pm-10:53 pm

2 stops18h 03m

$584

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Thu 1/29

5:05 am-12:50 pm

2 stops22h 45m

Belgrade Nikola Tesla

Sun 2/1

1:50 pm-10:53 pm

2 stops42h 03m

$605

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Mon 3/30

1:34 pm-4:10 pm

2 stops17h 36m

Belgrade Nikola Tesla

Mon 4/13

6:10 am-5:47 pm

2 stops20h 37m

$634

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Thu 1/29

5:05 am-12:50 pm

2 stops22h 45m

Belgrade Nikola Tesla

Sun 2/1

6:15 am-10:53 pm

2 stops25h 38m

$684

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Thu 1/15

6:00 am-12:50 pm

2 stops21h 50m

Belgrade Nikola Tesla

Mon 1/26

1:50 pm-10:53 pm

2 stops18h 03m

$784

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Sat 3/28

6:37 pm-12:45 pm

2 stops33h 08m

Belgrade Nikola Tesla

Sat 4/11

6:10 am-9:50 pm

2 stops24h 40m

$840

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Thu 4/30

7:00 am-12:25 pm

2 stops20h 25m

Belgrade Nikola Tesla

Thu 5/14

6:10 am-9:01 pm

2 stops23h 51m

$954

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Fri 3/27

5:15 am-12:55 pm

2 stops23h 40m

Belgrade Nikola Tesla

Fri 4/10

5:50 am-8:36 pm

2 stops23h 46m

$1,019

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Tue 1/27

10:58 am-5:05 pm

2 stops21h 07m

Belgrade Nikola Tesla

Tue 2/10

10:15 am-10:48 pm

2 stops21h 33m

$1,029

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Sat 1/17

1:53 pm-11:50 pm

2 stops24h 57m

Belgrade Nikola Tesla

Sat 1/31

1:50 pm-10:53 pm

2 stops18h 03m

$1,051

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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?

United Airlines is the most popular carrier 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 48% of people opting to fly with this airline when traveling to Serbia. Keep in mind that there are 8 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

16h 40m

Direct flights

None
The fastest flight from Ontario to Serbia takes 16h 40m
There are no direct flights from Ontario to Serbia. There are no popular flight routes from Ontario to Serbia.
Search flight deals

  • 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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