$543+ Cheap flights from Ontario (ONT) to Belgrade (BEG)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BEG
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Belgrade 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 Ontario to Belgrade
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Cheapest flights from Ontario to BelgradeExplore the most affordable flight options available from Ontario to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from Ontario to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This United Airlines deal was found by Cheapflights users on 10/31. 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 12/211:20 am -
2 stops16h 30m
Wed 12/166:15 am -
2 stops23h 23m
Deal found 10/31![United Airlines logo]()
$831
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 11/34:17 pm -
2 stops22h 33m
Wed 1/136:15 am -
2 stops22h 46m
Deal found 11/3![United Airlines logo]()
$921
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:07 am -
2 stops19h 48m
Thu 1/146:05 am -
2 stops24h 39m
Deal found 11/3![Delta logo]()
$937
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Mon 11/309:25 am -
2 stops18h 25m
Mon 12/141:40 pm -
2 stops41h 19m
Deal found 11/3![United Airlines logo]()
$940
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Sun 11/221:29 pm -
2 stops38h 21m
Wed 12/21:40 pm -
2 stops41h 19m
Deal found 11/3![United Airlines logo]()
$946
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sat 11/71:29 pm -
2 stops38h 21m
Sat 11/141:40 pm -
2 stops41h 01m
Deal found 11/5![United Airlines logo]()
$997
This Expedia deal was found by Cheapflights users on 11/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1212:20 pm -
2 stops38h 35m
Sun 12/205:05 pm -
2 stops32h 05m
Deal found 11/1![Multiple Airlines logo]()
$1,009
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Thu 12/311:20 am -
2 stops16h 30m
Thu 12/176:15 am -
2 stops23h 45m
Deal found 11/1![United Airlines logo]()
$1,023
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 11/34:17 pm -
2 stops22h 33m
Mon 1/116:15 am -
2 stops23h 45m
Deal found 11/3![United Airlines logo]()
$1,060
This Mytrip deal was found by Cheapflights users on 11/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:45 am -
3 stops22h 10m
Thu 12/106:15 am -
2 stops27h 05m
Deal found 11/5![Multiple Airlines logo]()
$1,073
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 11/61:35 pm -
2 stops25h 15m
Sat 11/146:15 am -
2 stops23h 36m
Deal found 11/4![United Airlines logo]()
$1,110
Best flights from Ontario to BelgradeDiscover carefully curated flight deals from Ontario to Belgrade that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from Ontario to Belgrade that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Tue 3/166:00 am -
2 stops22h 50m
Tue 3/301:35 pm -
2 stops18h 31m
Deal found 11/1![United Airlines logo]()
$776
This KAYAK deal was found by Cheapflights users on 11/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/71:00 pm -
2 stops18h 05m
Wed 4/211:35 pm -
2 stops18h 31m
Deal found 11/4![Lufthansa logo]()
$825
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Sun 4/116:53 pm -
3 stops32h 57m
Wed 4/141:35 pm -
2 stops18h 31m
Deal found 10/31![United Airlines logo]()
$776
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Sun 2/144:02 pm -
2 stops35h 48m
Thu 2/181:40 pm -
2 stops40h 37m
Deal found 11/3![United Airlines logo]()
$801
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Mon 3/86:30 am -
2 stops21h 20m
Mon 3/226:15 am -
2 stops22h 04m
Deal found 11/4![United Airlines logo]()
$827
This United Airlines deal was found by Cheapflights users on 10/31. 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 12/211:20 am -
2 stops16h 30m
Wed 12/166:15 am -
2 stops23h 23m
Deal found 10/31![United Airlines logo]()
$831
Last-minute flights from Ontario to BelgradeDiscover last-minute flight deals from Ontario to Belgrade. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Belgrade. Data last updated November 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:07 am -
2 stops19h 48m
Thu 1/146:05 am -
2 stops24h 39m
Deal found 11/3![Delta logo]()
$937
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/49:25 am -
2 stops18h 25m
Mon 1/116:15 am -
2 stops23h 45m
Deal found 11/3![United Airlines logo]()
$1,060
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 11/61:35 pm -
2 stops25h 15m
Sat 11/146:15 am -
2 stops23h 36m
Deal found 11/4![United Airlines logo]()
$1,110
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sat 11/71:29 pm -
2 stops38h 21m
Sat 11/141:40 pm -
2 stops41h 01m
Deal found 11/5![United Airlines logo]()
$997
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Sun 11/221:29 pm -
2 stops38h 21m
Wed 12/21:40 pm -
2 stops41h 19m
Deal found 11/3![United Airlines logo]()
$946
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:40 am -
3 stops22h 30m
Thu 12/1011:05 am -
3 stops21h 18m
Deal found 11/4![Multiple Airlines logo]()
$1,123
This Mytrip deal was found by Cheapflights users on 11/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:45 am -
3 stops22h 10m
Thu 12/106:15 am -
2 stops27h 05m
Deal found 11/5![Multiple Airlines logo]()
$1,073
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Mon 11/309:25 am -
2 stops18h 25m
Mon 12/141:40 pm -
2 stops41h 19m
Deal found 11/3![United Airlines logo]()
$940
This United Airlines deal was found by Cheapflights users on 10/31. 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 12/211:20 am -
2 stops16h 30m
Wed 12/166:15 am -
2 stops23h 23m
Deal found 10/31![United Airlines logo]()
$831
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Thu 12/311:20 am -
2 stops16h 30m
Thu 12/176:15 am -
2 stops23h 45m
Deal found 11/1![United Airlines logo]()
$1,023
This Expedia deal was found by Cheapflights users on 11/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1212:20 pm -
2 stops38h 35m
Sun 12/205:05 pm -
2 stops32h 05m
Deal found 11/1![Multiple Airlines logo]()
$1,009
One-way flights from Ontario to BelgradeSearch for one-way flight options from Ontario to Belgrade. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from Ontario to Belgrade. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/117:05 am -
2 stops31h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Delta logo]()
$543
This United deal was found by Cheapflights users on 11/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:00 am -
2 stops25h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sun 1/105:00 am -
2 stops22h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 1/91:40 pm -
2 stops38h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$570
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/147:05 am -
2 stops31h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Delta logo]()
$594
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Fri 1/85:00 am -
2 stops33h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$604
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 12/157:00 am -
2 stops20h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![United Airlines logo]()
$650
Find flight deals from Ontario to Belgrade
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Belgrade (BEG). 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 November 5, 2026.
Most accurate provider | eDreams 2 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $776 (United Airlines) |
One-way from | $543 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $886 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated November 5, 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
Cheapest round-trip
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Tue 1/12
1:07 pm-11:25 pm
2 stops25h 18m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$543
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Tue 11/17
7:00 am-5:20 pm
2 stops25h 20m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$547
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Sun 1/10
6:37 pm-12:50 pm
3 stops33h 13m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$558
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Mon 1/11
6:37 pm-12:50 pm
3 stops33h 13m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$558
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Sat 1/9
1:40 pm-12:50 pm
2 stops38h 10m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$570
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Thu 1/14
7:05 am-11:25 pm
2 stops31h 20m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$594
Quickest round-trip
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Tue 12/15
7:00 am-12:50 pm
2 stops20h 50m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$650
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Tue 3/16
6:00 am-12:50 pm
2 stops22h 50m
Belgrade Nikola Tesla
Tue 3/30
1:35 pm-11:06 pm
2 stops18h 31m
$776
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Sun 4/11
6:53 pm-12:50 pm
3 stops32h 57m
Belgrade Nikola Tesla
Wed 4/14
1:35 pm-11:06 pm
2 stops18h 31m
$776
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Sun 2/14
4:02 pm-12:50 pm
2 stops35h 48m
Belgrade Nikola Tesla
Thu 2/18
1:40 pm-9:17 pm
2 stops40h 37m
$801
Showing 1-10 of 13 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Ontario-Belgrade flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Belgrade flight deals on Cheapflights vs. eDreams 90-95% of the time. Price accuracy is based on data collected from Ontario-Belgrade flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Belgrade flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Belgrade flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Belgrade
Have a flexible travel schedule? Discover the best time to fly to Belgrade from Ontario with our price prediction graph.
ONT-BEG
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.
Related info for your journey
Find useful and relevant information for your journey from Ontario to Belgrade. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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