HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$639+ Cheap flights from Belgrade (BEG) to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
BEG — ONT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Belgrade to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Belgrade to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Belgrade (BEG) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$846
(United Airlines)

One-way from

$639
(Air Serbia)

Popular in

July

Cheapest in

February

Average price

$878
From Belgrade Nikola Tesla to Ontario
Search Deals
One-way flight from Belgrade Nikola Tesla to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Belgrade to Ontario

Cheapest flights from Belgrade to Ontario
Explore the most affordable flight options available from Belgrade to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:10 amBEG - ONT
2 stops20h 19mUnited Airlines
Thu 9/186:00 amONT - BEG
2 stops21h 40mUnited Airlines
Deal found 6/11$846
This Lufthansa deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:05 amBEG - ONT
2 stops23h 49mMultiple Airlines
Thu 8/147:00 amONT - BEG
2 stops16h 35mMultiple Airlines
Deal found 6/12$951

Cheapflights Fare Finder

Customize your flight search to find flights from Belgrade to Ontario 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Belgrade to Ontario that are best for you.

Fly from

Belgrade

Fly to

Ontario

Route

Depart

Return

Price

BelgradeOntario

BEG - ONT

BEGONT

Belgrade Nikola Tesla

Wed 8/27

6:10 am-5:29 pm

2 stops20h 19m

Ontario

Thu 9/18

6:00 am-12:40 pm

2 stops21h 40m

$846

BelgradeOntario

BEG - ONT

BEGONT

Belgrade Nikola Tesla

Tue 7/15

6:05 am-8:54 pm

2 stops23h 49m

Ontario

Thu 8/14

7:00 am-8:35 am

2 stops16h 35m

$951

BelgradeOntario

BEG - ONT

BEGONT

Belgrade Nikola Tesla

Tue 9/30

7:45 am-9:29 pm

1 stop22h 44m

$639

BelgradeOntario

BEG - ONT

BEGONT

Belgrade Nikola Tesla

Mon 10/6

6:40 am-4:14 pm

2 stops18h 34m

$794

BelgradeOntario

BEG - ONT

BEGONT

Belgrade Nikola Tesla

Tue 9/30

6:05 am-9:24 pm

2 stops24h 19m

$798

BelgradeOntario

BEG - ONT

BEGONT

Belgrade Nikola Tesla

Sat 9/20

6:10 am-5:37 pm

2 stops20h 27m

$810

BelgradeOntario

BEG - ONT

BEGONT

Belgrade Nikola Tesla

Fri 9/19

1:40 pm-12:13 pm

2 stops31h 33m

$811

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Belgrade to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Belgrade with our price prediction graph.
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 Belgrade to Ontario

What is the cheapest month to book a flight from Belgrade to Ontario?

Currently, August is the cheapest month in which you can book a flight from Belgrade to Ontario (average of $246). Flying from Belgrade to Ontario in March is currently the most expensive (average of $328). 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated June 12, 2025.
Air France
7.5
Good
1,463 reviews

Food

7.0

Boarding

7.4

Comfort

7.4

Overall

7.5

Entertainment

7.0

Crew

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
Air France
7.5
Good
1,463 reviews
Air France
7.5
Good
1,463 reviews

Food

7.0

Boarding

7.4

Comfort

7.4

Overall

7.5

Entertainment

7.0

Crew

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
United Airlines
7.4
Good
8,790 reviews
Air France
7.5
Good
1,463 reviews

Food

7.0

Boarding

7.4

Comfort

7.4

Overall

7.5

Entertainment

7.0

Crew

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
Lufthansa
6.8
Okay
7,136 reviews
Air France
7.5
Good
1,463 reviews

Food

7.0

Boarding

7.4

Comfort

7.4

Overall

7.5

Entertainment

7.0

Crew

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
Air Serbia
6.3
Okay
196 reviews
Air France
7.5
Good
1,463 reviews

Food

7.0

Boarding

7.4

Comfort

7.4

Overall

7.5

Entertainment

7.0

Crew

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.

Related info for your journey

Find useful and relevant information for your journey from Belgrade to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Belgrade to Ontario one-way?

    To fly one-way, consider booking your trip with Air Serbia, which is currently one of the cheapest options available, starting at $639. Air France flights start at $794 while deals on Lufthansa start at $798 one-way.

  • Can I find deals for flights from Belgrade to Ontario that include hotel bookings?

    Yes. In addition to deals on Belgrade to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Belgrade to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belgrade to Ontario.

  • Can I find deals for business class flights from Belgrade to Ontario?

    Yes. Cheapflights offers flight deals from Belgrade to Ontario 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 Belgrade to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Belgrade to Ontario (average of $246). Flying from Belgrade to Ontario in March is currently the most expensive (average of $328). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.