Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Ontario to Belgrade from $597

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 Belgrade departing on 8/3. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ontario to Belgrade

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:01 am - 12:45 pm
ONT
-
BEG
18h 44m
2 stops
United Airlines Logo
6:10 am - 8:01 pm
BEG
-
ONT
22h 51m
2 stops
$827United Airlines
Wed, Aug 12 - Wed, Aug 26
United Airlines Logo
1:18 pm - 4:05 pm
ONT
-
BEG
17h 47m
2 stops
United Airlines Logo
6:20 am - 8:01 pm
BEG
-
ONT
22h 41m
3 stops
$876United Airlines
Tue, Aug 18 - Tue, Sep 1
United Airlines Logo
9:15 am - 12:25 pm
ONT
-
BEG
18h 10m
2 stops
United Airlines Logo
1:40 pm - 10:59 pm
BEG
-
ONT
18h 19m
2 stops
$877United Airlines
Tue, Sep 1 - Wed, Oct 14
United Airlines Logo
9:01 am - 3:45 pm
ONT
-
BEG
21h 44m
2 stops
United Airlines Logo
6:10 am - 7:57 pm
BEG
-
ONT
22h 47m
2 stops
$922United Airlines
Fri, Aug 14 - Wed, Aug 19
United Airlines Logo
7:00 am - 12:25 pm
ONT
-
BEG
20h 25m
2 stops
United Airlines Logo
6:20 am - 8:16 pm
BEG
-
ONT
22h 56m
3 stops
$927United Airlines
Tue, Sep 15 - Tue, Sep 29
United Airlines Logo
7:00 am - 12:55 pm
ONT
-
BEG
20h 55m
2 stops
United Airlines Logo
6:10 am - 8:16 pm
BEG
-
ONT
23h 06m
2 stops
$936United Airlines
Mon, Sep 14 - Mon, Sep 28
United Airlines Logo
9:01 am - 12:45 pm
ONT
-
BEG
18h 44m
2 stops
United Airlines Logo
1:40 pm - 10:59 pm
BEG
-
ONT
18h 19m
2 stops
$937United Airlines
Sun, Aug 16 - Sun, Aug 30
Multiple Airlines Logo
10:45 am - 10:20 pm
ONT
-
BEG
26h 35m
2 stops
Multiple Airlines Logo
6:55 am - 8:13 pm
BEG
-
ONT
22h 18m
2 stops
$977Multiple Airlines
Sat, Sep 5 - Wed, Sep 9
United Airlines Logo
9:01 am - 12:55 pm
ONT
-
BEG
18h 54m
2 stops
United Airlines Logo
2:10 pm - 10:59 pm
BEG
-
ONT
17h 49m
2 stops
$982United Airlines
Mon, Sep 14 - Mon, Sep 28
United Airlines Logo
1:18 pm - 3:45 pm
ONT
-
BEG
17h 27m
2 stops
United Airlines Logo
6:10 am - 8:52 pm
BEG
-
ONT
23h 42m
2 stops
$986United Airlines
Thu, Sep 17 - Thu, Oct 1

United Airlines flights from Ontario to Belgrade

Our best United Airlines deals on Ontario to Belgrade flight tickets
United Airlines
Aug 12
ONT9:01 amOntario
18h 44m
2 stops
BEG12:45 pmBelgrade Nikola Tesla
Aug 26
BEG6:10 amBelgrade Nikola Tesla
22h 51m
2 stops
ONT8:01 pmOntario
$827
United Airlines
Aug 18
ONT1:18 pmOntario
17h 47m
2 stops
BEG4:05 pmBelgrade Nikola Tesla
Sep 1
BEG6:20 amBelgrade Nikola Tesla
22h 41m
3 stops
ONT8:01 pmOntario
$876
United Airlines
Sep 1
ONT9:15 amOntario
18h 10m
2 stops
BEG12:25 pmBelgrade Nikola Tesla
Oct 14
BEG1:40 pmBelgrade Nikola Tesla
18h 19m
2 stops
ONT10:59 pmOntario
$877

Turkish Airlines flights from Ontario to Belgrade

Our best Turkish Airlines deals on Ontario to Belgrade flight tickets
Turkish Airlines
May 26
ONT10:41 pmOntario
31h 29m
2 stops
BEG3:10 pmBelgrade Nikola Tesla
Jun 3
BEG9:15 amBelgrade Nikola Tesla
44h 32m
2 stops
ONT8:47 pmOntario
$1,825
Turkish Airlines
May 22
ONT10:41 pmOntario
48h 44m
2 stops
BEG8:25 amBelgrade Nikola Tesla
Jun 2
BEG4:00 pmBelgrade Nikola Tesla
37h 47m
2 stops
ONT8:47 pmOntario
$2,007
Turkish Airlines
May 18
ONT11:25 pmOntario
48h 00m
2 stops
BEG8:25 amBelgrade Nikola Tesla
Jun 2
BEG4:00 pmBelgrade Nikola Tesla
61h 47m
2 stops
ONT8:47 pmOntario
$2,258

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Belgrade 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 May 17, 2026.
Use the filters below to find and compare flights from Ontario to Belgrade that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Wed 8/12

9:01 am-12:45 pm

2 stops18h 44m

Belgrade Nikola Tesla

Wed 8/26

6:10 am-8:01 pm

2 stops22h 51m

$827

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Tue 8/18

1:18 pm-4:05 pm

2 stops17h 47m

Belgrade Nikola Tesla

Tue 9/1

6:20 am-8:01 pm

3 stops22h 41m

$876
Quickest round-trip

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Tue 9/1

9:15 am-12:25 pm

2 stops18h 10m

Belgrade Nikola Tesla

Wed 10/14

1:40 pm-10:59 pm

2 stops18h 19m

$877

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Fri 8/14

9:01 am-3:45 pm

2 stops21h 44m

Belgrade Nikola Tesla

Wed 8/19

6:10 am-7:57 pm

2 stops22h 47m

$922

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Tue 9/15

7:00 am-12:25 pm

2 stops20h 25m

Belgrade Nikola Tesla

Tue 9/29

6:20 am-8:16 pm

3 stops22h 56m

$927

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Mon 9/14

7:00 am-12:55 pm

2 stops20h 55m

Belgrade Nikola Tesla

Mon 9/28

6:10 am-8:16 pm

2 stops23h 06m

$936

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Sun 8/16

9:01 am-12:45 pm

2 stops18h 44m

Belgrade Nikola Tesla

Sun 8/30

1:40 pm-10:59 pm

2 stops18h 19m

$937

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Sat 9/5

10:45 am-10:20 pm

2 stops26h 35m

Belgrade Nikola Tesla

Wed 9/9

6:55 am-8:13 pm

2 stops22h 18m

$977

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Mon 9/14

9:01 am-12:55 pm

2 stops18h 54m

Belgrade Nikola Tesla

Mon 9/28

2:10 pm-10:59 pm

2 stops17h 49m

$982

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Thu 9/17

1:18 pm-3:45 pm

2 stops17h 27m

Belgrade Nikola Tesla

Thu 10/1

6:10 am-8:52 pm

2 stops23h 42m

$986

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Belgrade from

How to get the cheapest flight ticket from Ontario to Belgrade

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 Belgrade Nikola Tesla?

United Airlines, Delta, and Air Serbia are the most popular carriers operating from Ontario to Belgrade Nikola Tesla

What airlines fly to Belgrade?

Turkish Airlines, SWISS and Air Serbia are the top three most popular airlines that fly to Belgrade 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 Belgrade. Keep in mind that there are 7 different airlines that fly to Belgrade on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Belgrade

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Belgrade according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Belgrade (ONT to BEG) flight deals and tips

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

Fastest flight time

17h 47m

Direct flights

None
The fastest flight from Ontario to Belgrade takes 17h 47m
There are no direct flights from Ontario to Belgrade. There are no popular flight routes from Ontario to Belgrade.
Search flight deals

Frequently asked questions about flying from Ontario to Belgrade

  • How far is Ontario to Belgrade Nikola Tesla by plane?

    A flight from Ontario to Belgrade Nikola Tesla will travel around 6383.2 mi. Typically, this will take 17h 47m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to Belgrade Nikola Tesla Airport?

    Prices for flights from Ontario Airport to Belgrade Nikola Tesla Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Ontario Airport to Belgrade Nikola Tesla Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Belgrade Nikola Tesla Airport.

  • What documentation or ID do you need to fly to Belgrade Nikola Tesla Airport?

    The required travel and health documents for your Belgrade Nikola Tesla Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belgrade Nikola Tesla Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Belgrade?

Book flights to Belgrade if you plan to visit one of these locations
Novi Sad
Subotica

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Belgrade. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search for Ontario to Belgrade flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Belgrade 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.

An easier way to manage your Belgrade trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 6/16
Tue 6/23
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Serbia

Airports servicing Serbia

Nis Airport