$471+ Cheap flights from Ontario (ONT) to Argentina
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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EZE
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Argentina 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
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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 Argentina
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Cheapest flights from Ontario to ArgentinaExplore the most affordable flight options available from Ontario to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Ontario to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:35 pm -
2 stops36h 05m
Wed 11/44:55 pm -
2 stops33h 00m
Deal found 8/18![Avianca logo]()
$799
This Kissandfly.com 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:35 pm -
2 stops21h 45m
Wed 9/94:50 pm -
2 stops32h 55m
Deal found 8/20![Avianca logo]()
$805
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:35 pm -
2 stops21h 45m
Mon 8/312:30 am -
2 stops23h 15m
Deal found 8/18![Avianca logo]()
$806
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:35 pm -
2 stops20h 50m
Wed 9/232:30 am -
2 stops23h 15m
Deal found 8/19![Avianca logo]()
$815
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:35 pm -
2 stops21h 45m
Wed 10/144:50 pm -
2 stops32h 55m
Deal found 8/17![Avianca logo]()
$816
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:35 pm -
2 stops21h 45m
Fri 10/94:50 pm -
2 stops32h 55m
Deal found 8/21![Avianca logo]()
$821
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:35 pm -
2 stops36h 05m
Fri 9/257:10 am -
2 stops42h 35m
Deal found 8/19![Avianca logo]()
$844
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:35 pm -
2 stops20h 50m
Wed 11/182:40 am -
2 stops23h 15m
Deal found 8/17![Avianca logo]()
$845
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:35 pm -
2 stops21h 45m
Mon 9/211:35 am -
2 stops24h 10m
Deal found 8/18![Avianca logo]()
$846
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:35 pm -
2 stops20h 50m
Tue 9/157:10 am -
2 stops18h 35m
Deal found 8/17![Avianca logo]()
$847
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:30 pm -
2 stops26h 20m
Fri 12/114:55 pm -
2 stops33h 00m
Deal found 8/18![Avianca logo]()
$854
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:35 pm -
2 stops21h 45m
Mon 9/214:50 pm -
2 stops32h 55m
Deal found 8/18![Avianca logo]()
$856
Best flights from Ontario to ArgentinaDiscover carefully curated flight deals from Ontario to Argentina that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Ontario to Argentina that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/710:30 pm -
2 stops22h 05m
Wed 1/204:55 pm -
2 stops33h 00m
Deal found 8/18![Avianca logo]()
$844
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.
Thu 1/146:00 am -
1 stop20h 20m
Mon 1/2511:55 pm -
2 stops20h 32m
Deal found 8/21![United Airlines logo]()
$1,156
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:36 pm -
3 stops28h 49m
Mon 9/143:40 pm -
3 stops34h 05m
Deal found 8/19![Multiple Airlines logo]()
$1,214
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/710:30 pm -
2 stops22h 05m
Wed 1/202:40 am -
2 stops23h 15m
Deal found 8/18![Avianca logo]()
$844
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 9/149:01 am -
2 stops18h 59m
Sun 9/209:00 pm -
2 stops19h 50m
Deal found 8/17![United Airlines logo]()
$1,190
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.
Thu 11/269:25 am -
2 stops18h 55m
Sat 12/1211:55 pm -
2 stops22h 52m
Deal found 8/20![United Airlines logo]()
$1,207
This Mytrip deal was found by Cheapflights users on 8/16. 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.
Wed 11/256:37 pm -
3 stops30h 43m
Wed 12/27:50 pm -
3 stops30h 05m
Deal found 8/16![Multiple Airlines logo]()
$1,339
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 11/246:00 am -
1 stop20h 20m
Sat 12/1211:55 pm -
2 stops22h 52m
Deal found 8/20![United Airlines logo]()
$1,207
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 10/46:00 am -
1 stop22h 00m
Fri 10/169:00 pm -
2 stops27h 58m
Deal found 8/18![United Airlines logo]()
$1,241
This United Airlines deal was found by Cheapflights users on 8/16. 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 1/286:00 am -
1 stop20h 20m
Tue 2/910:05 pm -
2 stops51h 15m
Deal found 8/16![United Airlines logo]()
$1,266
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:16 pm -
2 stops18h 59m
Wed 11/115:00 pm -
2 stops23h 10m
Deal found 8/20![LATAM Airlines logo]()
$3,925
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/36:08 am -
2 stops21h 52m
Sun 9/69:00 pm -
1 stop28h 59m
Deal found 8/16![United Airlines logo]()
$1,329
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 10/136:00 am -
1 stop22h 00m
Tue 10/209:00 pm -
2 stops29h 51m
Deal found 8/20![United Airlines logo]()
$1,349
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.
Mon 1/46:00 am -
2 stops20h 20m
Mon 1/1811:55 pm -
2 stops20h 32m
Deal found 8/18![United Airlines logo]()
$1,349
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:00 pm -
2 stops38h 25m
Mon 9/147:50 pm -
2 stops43h 15m
Deal found 8/19![LATAM Airlines logo]()
$6,611
This KAYAK deal was found by Cheapflights users on 8/16. 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.
Sun 11/1512:22 pm -
2 stops17h 53m
Fri 12/47:50 pm -
2 stops20h 20m
Deal found 8/16![LATAM Airlines logo]()
$7,170
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:00 pm -
2 stops41h 03m
Mon 9/147:50 pm -
2 stops43h 15m
Deal found 8/19![LATAM Airlines logo]()
$7,203
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:16 pm -
2 stops18h 59m
Thu 11/1212:15 pm -
2 stops27h 55m
Deal found 8/19![LATAM Airlines logo]()
$7,262
Last-minute flights from Ontario to ArgentinaDiscover last-minute flight deals from Ontario to Argentina. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Argentina. Data last updated August 21, 2026 and is based on user searches.
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:35 pm -
2 stops21h 45m
Mon 8/312:30 am -
2 stops23h 15m
Deal found 8/18![Avianca logo]()
$806
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:35 pm -
2 stops21h 45m
Mon 9/211:35 am -
2 stops24h 10m
Deal found 8/18![Avianca logo]()
$846
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:35 pm -
2 stops21h 45m
Mon 9/214:50 pm -
2 stops32h 55m
Deal found 8/18![Avianca logo]()
$856
This Kissandfly.com 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:35 pm -
2 stops21h 45m
Wed 9/94:50 pm -
2 stops32h 55m
Deal found 8/20![Avianca logo]()
$805
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:35 pm -
2 stops20h 50m
Tue 9/157:10 am -
2 stops18h 35m
Deal found 8/17![Avianca logo]()
$847
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:35 pm -
2 stops20h 50m
Mon 9/147:10 am -
2 stops42h 35m
Deal found 8/17![Avianca logo]()
$857
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:35 pm -
2 stops21h 45m
Wed 9/234:50 pm -
2 stops32h 55m
Deal found 8/20![Avianca logo]()
$854
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:35 pm -
2 stops20h 50m
Wed 9/232:30 am -
2 stops23h 15m
Deal found 8/19![Avianca logo]()
$815
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:35 pm -
2 stops36h 05m
Fri 9/257:10 am -
2 stops42h 35m
Deal found 8/19![Avianca logo]()
$844
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:35 pm -
2 stops21h 45m
Fri 10/94:50 pm -
2 stops32h 55m
Deal found 8/21![Avianca logo]()
$821
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:35 pm -
2 stops36h 05m
Thu 10/157:10 am -
2 stops18h 35m
Deal found 8/19![Avianca logo]()
$861
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:35 pm -
2 stops21h 45m
Wed 10/144:50 pm -
2 stops32h 55m
Deal found 8/17![Avianca logo]()
$816
One-way flights from Ontario to ArgentinaSearch for one-way flight options from Ontario to Argentina. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from Ontario to Argentina. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3012:55 am -
3 stops27h 20m
Deal found 8/20![Multiple Airlines logo]()
$471
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.
Fri 8/289:36 pm -
3 stops26h 34m
Deal found 8/18![Multiple Airlines logo]()
$475
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:36 pm -
3 stops29h 09m
Deal found 8/21![Multiple Airlines logo]()
$477
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:36 pm -
3 stops30h 39m
Deal found 8/21![Multiple Airlines logo]()
$480
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:45 pm -
3 stops43h 36m
Deal found 8/18![Multiple Airlines logo]()
$482
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:36 pm -
3 stops26h 09m
Deal found 8/19![Multiple Airlines logo]()
$484
This Mytrip deal was found by Cheapflights users on 8/16. 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.
Tue 9/112:55 am -
3 stops25h 50m
Deal found 8/16![Multiple Airlines logo]()
$497
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:36 pm -
3 stops30h 39m
Deal found 8/17![Multiple Airlines logo]()
$502
This Mytrip deal was found by Cheapflights users on 8/16. 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 11/512:05 am -
3 stops28h 11m
Deal found 8/16![Multiple Airlines logo]()
$503
This Mytrip deal was found by Cheapflights users on 8/16. 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.
Sun 11/2912:05 am -
3 stops27h 24m
Deal found 8/16![Multiple Airlines logo]()
$507
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.
Tue 10/69:36 pm -
3 stops32h 24m
Deal found 8/18![Multiple Airlines logo]()
$523
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:55 am -
3 stops25h 30m
Deal found 8/19![Multiple Airlines logo]()
$691
Find flight deals from Ontario to Argentina
Keep the following information in mind while searching for Ontario to Argentina flight deals. Data was last updated August 21, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $799 (SmartFares) |
One-way from | $471 (Mytrip) |
Popular in | December |
Cheapest in | October |
Average price | $956 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Argentina 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 21, 2026.
Use the filters below to find and compare flights from Ontario to Argentina that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Thu 1/7
10:30 pm-1:35 am
2 stops22h 05m
Buenos Aires Ministro Pistarini
Wed 1/20
4:55 pm-8:55 pm
2 stops33h 00m
$844
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Thu 1/7
10:30 pm-1:35 am
2 stops22h 05m
Buenos Aires Ministro Pistarini
Wed 1/20
2:40 am-8:55 pm
2 stops23h 15m
$844
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Thu 1/14
6:00 am-7:20 am
1 stop20h 20m
Buenos Aires Ministro Pistarini
Mon 1/25
11:55 pm-3:27 pm
2 stops20h 32m
$1,156
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Mon 9/14
9:01 am-8:00 am
2 stops18h 59m
Buenos Aires Ministro Pistarini
Sun 9/20
9:00 pm-12:50 pm
2 stops19h 50m
$1,190
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Thu 11/26
9:25 am-9:20 am
2 stops18h 55m
Buenos Aires Ministro Pistarini
Sat 12/12
11:55 pm-5:47 pm
2 stops22h 52m
$1,207
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Tue 11/24
6:00 am-7:20 am
1 stop20h 20m
Buenos Aires Ministro Pistarini
Sat 12/12
11:55 pm-5:47 pm
2 stops22h 52m
$1,207
OntarioMendoza
ONT Ontario - MDZ Mendoza El Plumerillo
ONTMDZ
Ontario
Thu 9/3
9:36 pm-6:25 am
3 stops28h 49m
Mendoza El Plumerillo
Mon 9/14
3:40 pm-9:45 pm
3 stops34h 05m
$1,214
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Sun 10/4
6:00 am-8:00 am
1 stop22h 00m
Buenos Aires Ministro Pistarini
Fri 10/16
9:00 pm-8:58 pm
2 stops27h 58m
$1,241
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Thu 1/28
6:00 am-7:20 am
1 stop20h 20m
Buenos Aires Ministro Pistarini
Tue 2/9
10:05 pm-8:20 pm
2 stops51h 15m
$1,266
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Thu 9/3
6:08 am-8:00 am
2 stops21h 52m
Buenos Aires Ministro Pistarini
Sun 9/6
9:00 pm-9:59 pm
1 stop28h 59m
$1,329
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Best time to book a flight from Ontario to Argentina
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ONT-EZE
ONT-MDZ
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ONT-AR0
ONT-EZE
ONT-MDZ
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