$606+ Cheap flights from Ontario (ONT) to Belgrade (BEG)
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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BEG
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Belgrade with Cheapflights
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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 August 22, 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 August 22, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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
Fri 12/116:15 am -
2 stops23h 05m
Deal found 8/21![United Airlines logo]()
$765
This United Airlines deal was found by Cheapflights users on 8/17. 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 11/191:35 pm -
2 stops25h 15m
Thu 12/36:15 am -
2 stops20h 32m
Deal found 8/17![United Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 8/19. 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 11/189:25 am -
2 stops18h 25m
Wed 12/21:40 pm -
2 stops18h 26m
Deal found 8/19![United Airlines logo]()
$822
This United Airlines deal was found by Cheapflights users on 8/17. 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 10/78:03 am -
2 stops19h 27m
Wed 10/211:05 pm -
2 stops18h 46m
Deal found 8/17![United Airlines logo]()
$852
This United Airlines deal was found by Cheapflights users on 8/19. 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 10/126:07 am -
2 stops21h 23m
Fri 10/231:05 pm -
2 stops18h 46m
Deal found 8/19![United Airlines logo]()
$853
This United Airlines deal was found by Cheapflights users on 8/20. 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 10/1311:10 am -
2 stops20h 20m
Tue 10/276:15 am -
2 stops19h 46m
Deal found 8/20![United Airlines logo]()
$864
This United Airlines deal was found by Cheapflights users on 8/20. 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 11/224:17 pm -
2 stops22h 33m
Sun 12/66:15 am -
2 stops23h 05m
Deal found 8/20![United Airlines logo]()
$872
This United Airlines deal was found by Cheapflights users on 8/17. 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 11/161:35 pm -
2 stops25h 15m
Mon 11/306:15 am -
2 stops23h 00m
Deal found 8/17![United Airlines logo]()
$881
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/811:10 am -
2 stops20h 15m
Thu 10/221:10 pm -
2 stops18h 41m
Deal found 8/18![United Airlines logo]()
$902
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/1111:10 am -
2 stops20h 20m
Sun 10/256:15 am -
2 stops22h 00m
Deal found 8/18![United Airlines logo]()
$924
This United Airlines deal was found by Cheapflights users on 8/19. 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 11/217:00 am -
2 stops20h 50m
Sat 12/51:40 pm -
2 stops18h 26m
Deal found 8/19![United Airlines logo]()
$932
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 August 22, 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 August 22, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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
Fri 12/116:15 am -
2 stops23h 05m
Deal found 8/21![United Airlines logo]()
$765
This United Airlines deal was found by Cheapflights users on 8/19. 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 1/1911:20 am -
2 stops16h 30m
Wed 1/276:15 am -
2 stops23h 05m
Deal found 8/19![United Airlines logo]()
$771
This United Airlines deal was found by Cheapflights users on 8/17. 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 1/115:00 am -
2 stops22h 50m
Thu 1/141:40 pm -
2 stops38h 04m
Deal found 8/17![United Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 8/17. 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 11/191:35 pm -
2 stops25h 15m
Thu 12/36:15 am -
2 stops20h 32m
Deal found 8/17![United Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 8/17. 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 1/1511:20 am -
2 stops16h 30m
Fri 1/291:40 pm -
2 stops18h 26m
Deal found 8/17![United Airlines logo]()
$815
This United Airlines deal was found by Cheapflights users on 8/17. 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 1/185:00 am -
2 stops22h 50m
Mon 2/11:40 pm -
2 stops18h 26m
Deal found 8/17![United Airlines logo]()
$815
This United Airlines deal was found by Cheapflights users on 8/17. 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 10/78:03 am -
2 stops19h 27m
Wed 10/211:05 pm -
2 stops18h 46m
Deal found 8/17![United Airlines logo]()
$852
This United Airlines deal was found by Cheapflights users on 8/19. 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 10/1211:10 am -
2 stops16h 20m
Tue 10/206:15 am -
2 stops20h 26m
Deal found 8/19![United Airlines logo]()
$853
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/1111:10 am -
2 stops20h 20m
Sun 10/256:15 am -
2 stops22h 00m
Deal found 8/18![United Airlines logo]()
$924
This United Airlines deal was found by Cheapflights users on 8/19. 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 12/265:55 am -
2 stops32h 55m
Sun 1/101:40 pm -
2 stops42h 26m
Deal found 8/19![United Airlines logo]()
$947
Last-minute flights from Ontario to BelgradeDiscover last-minute flight deals from Ontario to Belgrade. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Belgrade. Data last updated August 22, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/81:18 pm -
2 stops17h 47m
Tue 9/226:15 am -
2 stops23h 38m
Deal found 8/17![United Airlines logo]()
$958
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/81:18 pm -
2 stops17h 47m
Mon 9/282:10 pm -
2 stops17h 49m
Deal found 8/18![United Airlines logo]()
$1,030
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/99:01 am -
2 stops18h 29m
Sat 9/196:10 am -
3 stops22h 51m
Deal found 8/20![United Airlines logo]()
$1,019
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/99:01 am -
2 stops18h 44m
Sat 9/266:15 am -
2 stops20h 31m
Deal found 8/18![United Airlines logo]()
$1,078
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/99:01 am -
2 stops18h 44m
Sun 9/275:50 am -
2 stops23h 41m
Deal found 8/18![United Airlines logo]()
$1,162
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/111:18 pm -
2 stops17h 27m
Fri 9/251:05 pm -
2 stops18h 54m
Deal found 8/20![United Airlines logo]()
$1,063
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/121:56 pm -
2 stops41h 34m
Sat 9/266:15 am -
2 stops25h 44m
Deal found 8/21![United Airlines logo]()
$1,014
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/186:00 am -
2 stops21h 20m
Fri 10/25:50 am -
2 stops23h 41m
Deal found 8/17![United Airlines logo]()
$973
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/209:01 am -
2 stops18h 44m
Sun 10/45:50 am -
2 stops23h 41m
Deal found 8/19![United Airlines logo]()
$1,145
This British Airways deal was found by Cheapflights users on 8/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2012:37 pm -
2 stops19h 38m
Tue 10/610:25 am -
2 stops22h 27m
Deal found 8/21![Multiple Airlines logo]()
$1,258
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 August 22, 2026.
Search for one-way flight options from Ontario to Belgrade. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/89:01 am -
2 stops22h 29m
Deal found 8/18![United Airlines logo]()
$606
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/95:00 am -
2 stops22h 45m
Deal found 8/18![United Airlines logo]()
$617
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/51:56 pm -
2 stops41h 34m
Deal found 8/18![United Airlines logo]()
$618
This Air Serbia deal was found by Cheapflights users on 8/18. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:59 pm -
1 stop19h 41m
Deal found 8/18![Air Serbia logo]()
$831
This Mytrip deal was found by Cheapflights users on 8/18. 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.
Sat 9/53:07 pm -
3 stops22h 53m
Deal found 8/18![Multiple Airlines logo]()
$866
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 August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $765 (United Airlines) |
One-way from | $606 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $855 |
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 August 22, 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
Mon 11/30
9:25 am-12:50 pm
2 stops18h 25m
Belgrade Nikola Tesla
Fri 12/11
6:15 am-8:20 pm
2 stops23h 05m
$765
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Tue 1/19
11:20 am-12:50 pm
2 stops16h 30m
Belgrade Nikola Tesla
Wed 1/27
6:15 am-8:20 pm
2 stops23h 05m
$771
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Mon 1/11
5:00 am-12:50 pm
2 stops22h 50m
Belgrade Nikola Tesla
Thu 1/14
1:40 pm-6:44 pm
2 stops38h 04m
$785
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Thu 11/19
1:35 pm-11:50 pm
2 stops25h 15m
Belgrade Nikola Tesla
Thu 12/3
6:15 am-5:47 pm
2 stops20h 32m
$814
Quickest round-trip
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Fri 1/15
11:20 am-12:50 pm
2 stops16h 30m
Belgrade Nikola Tesla
Fri 1/29
1:40 pm-11:06 pm
2 stops18h 26m
$815
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Mon 1/18
5:00 am-12:50 pm
2 stops22h 50m
Belgrade Nikola Tesla
Mon 2/1
1:40 pm-11:06 pm
2 stops18h 26m
$815
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Wed 10/7
8:03 am-12:30 pm
2 stops19h 27m
Belgrade Nikola Tesla
Wed 10/21
1:05 pm-10:51 pm
2 stops18h 46m
$852
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Mon 10/12
11:10 am-12:30 pm
2 stops16h 20m
Belgrade Nikola Tesla
Tue 10/20
6:15 am-5:41 pm
2 stops20h 26m
$853
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Sun 10/11
11:10 am-4:30 pm
2 stops20h 20m
Belgrade Nikola Tesla
Sun 10/25
6:15 am-8:15 pm
2 stops22h 00m
$924
OntarioBelgrade
ONT Ontario - BEG Belgrade Nikola Tesla
ONTBEG
Ontario
Sat 12/26
5:55 am-11:50 pm
2 stops32h 55m
Belgrade Nikola Tesla
Sun 1/10
1:40 pm-11:06 pm
2 stops42h 26m
$947
Showing 1-10 of 14 resultsSorted by cheapest first
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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