$507+ Cheap flights from Ontario (ONT) to Argentina
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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EZE
Oct 24 — Oct 311
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 September 24, 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 September 24, 2026.
This Mytrip deal was found by Cheapflights users on 9/21. 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 10/612:55 am -
3 stops29h 05m
Wed 10/149:15 pm -
3 stops29h 50m
Deal found 9/21![Multiple Airlines logo]()
$1,065
This Mytrip deal was found by Cheapflights users on 9/23. 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 11/166:37 pm -
3 stops27h 23m
Wed 12/27:35 pm -
3 stops31h 40m
Deal found 9/23![Multiple Airlines logo]()
$1,069
This United Airlines deal was found by Cheapflights users on 9/23. 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 11/305:00 am -
2 stops21h 20m
Wed 12/910:05 pm -
2 stops22h 30m
Deal found 9/23![United Airlines logo]()
$1,152
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Mon 9/216:00 am -
1 stop22h 00m
Mon 9/289:00 pm -
2 stops22h 22m
Deal found 9/20![United Airlines logo]()
$1,180
This United Airlines deal was found by Cheapflights users on 9/22. 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 9/296:00 am -
1 stop22h 00m
Thu 10/89:00 pm -
1 stop28h 59m
Deal found 9/22![United Airlines logo]()
$1,189
This LATAM Airlines deal was found by Cheapflights users on 9/20. 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 12/17:05 am -
2 stops21h 45m
Fri 12/117:35 pm -
2 stops20h 32m
Deal found 9/20![LATAM Airlines logo]()
$1,192
This Mytrip deal was found by Cheapflights users on 9/21. 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 10/69:36 pm -
3 stops32h 24m
Wed 10/287:30 pm -
3 stops30h 20m
Deal found 9/21![Multiple Airlines logo]()
$1,194
This United Airlines deal was found by Cheapflights users on 9/21. 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 11/286:00 am -
1 stop20h 20m
Mon 12/1411:55 pm -
2 stops22h 41m
Deal found 9/21![United Airlines logo]()
$1,196
This FlightHub deal was found by Cheapflights users on 9/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:35 pm -
2 stops26h 05m
Mon 10/262:35 am -
2 stops23h 15m
Deal found 9/20![Avianca logo]()
$1,198
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 September 24, 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 September 24, 2026.
This United Airlines deal was found by Cheapflights users on 9/23. 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 11/245:00 am -
2 stops21h 20m
Mon 12/1410:05 pm -
2 stops19h 29m
Deal found 9/23![United Airlines logo]()
$1,152
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/305:00 am -
2 stops21h 20m
Wed 12/910:05 pm -
2 stops22h 30m
Deal found 9/22![United Airlines logo]()
$1,152
This United Airlines deal was found by Cheapflights users on 9/20. 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 1/126:00 am -
1 stop20h 20m
Wed 1/2711:55 pm -
2 stops22h 52m
Deal found 9/20![United Airlines logo]()
$1,162
This United Airlines deal was found by Cheapflights users on 9/24. 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 3/86:00 am -
1 stop20h 20m
Tue 3/169:05 pm -
2 stops19h 15m
Deal found 9/24![United Airlines logo]()
$1,222
This United Airlines deal was found by Cheapflights users on 9/22. 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 1/246:00 am -
2 stops20h 20m
Sun 2/710:05 pm -
2 stops19h 28m
Deal found 9/22![United Airlines logo]()
$1,236
This United Airlines deal was found by Cheapflights users on 9/20. 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 1/206:00 am -
2 stops20h 20m
Wed 2/311:55 pm -
2 stops22h 52m
Deal found 9/20![United Airlines logo]()
$1,238
This United Airlines deal was found by Cheapflights users on 9/20. 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 1/146:00 am -
1 stop20h 20m
Tue 1/2610:05 pm -
2 stops22h 22m
Deal found 9/20![United Airlines logo]()
$1,248
This United Airlines deal was found by Cheapflights users on 9/23. 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 2/126:00 am -
1 stop20h 20m
Thu 2/2510:05 pm -
2 stops27h 15m
Deal found 9/23![United Airlines logo]()
$1,296
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/305:00 am -
2 stops21h 20m
Sat 12/1211:55 pm -
2 stops22h 41m
Deal found 9/22![United Airlines logo]()
$1,309
Last-minute flights from Ontario to ArgentinaDiscover last-minute flight deals from Ontario to Argentina. Data last updated September 24, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Argentina. Data last updated September 24, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/22. 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 9/256:00 am -
1 stop22h 00m
Sun 9/279:00 pm -
2 stops19h 46m
Deal found 9/22![United Airlines logo]()
$1,240
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Tue 9/294:03 pm -
2 stops35h 57m
Thu 10/89:00 pm -
2 stops19h 46m
Deal found 9/21![United Airlines logo]()
$1,180
This Mytrip deal was found by Cheapflights users on 9/21. 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 9/299:36 pm -
3 stops32h 24m
Wed 10/77:30 pm -
3 stops30h 15m
Deal found 9/21![Multiple Airlines logo]()
$1,243
This Mytrip deal was found by Cheapflights users on 9/21. 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 10/612:55 am -
3 stops29h 05m
Wed 10/149:15 pm -
3 stops29h 50m
Deal found 9/21![Multiple Airlines logo]()
$1,065
This Mytrip deal was found by Cheapflights users on 9/21. 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 10/69:36 pm -
3 stops32h 24m
Wed 10/287:30 pm -
3 stops30h 20m
Deal found 9/21![Multiple Airlines logo]()
$1,194
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Tue 10/66:00 am -
1 stop22h 00m
Sun 10/189:00 pm -
2 stops24h 36m
Deal found 9/21![United Airlines logo]()
$1,210
This Mytrip deal was found by Cheapflights users on 9/20. 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.
Tue 10/69:36 pm -
3 stops32h 24m
Wed 11/47:30 pm -
3 stops30h 20m
Deal found 9/20![Multiple Airlines logo]()
$1,235
This FlightHub deal was found by Cheapflights users on 9/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:35 pm -
2 stops26h 05m
Mon 10/262:35 am -
2 stops23h 15m
Deal found 9/20![Avianca logo]()
$1,198
This FlightHub deal was found by Cheapflights users on 9/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:35 pm -
2 stops36h 05m
Mon 12/72:35 am -
2 stops23h 15m
Deal found 9/21![Avianca logo]()
$1,208
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 September 24, 2026.
Search for one-way flight options from Ontario to Argentina. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
This Booking.com deal was found by Cheapflights users on 9/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:36 pm -
3 stops32h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$507
This Mytrip deal was found by Cheapflights users on 9/22. 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 11/116:37 pm -
3 stops28h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$510
This Mytrip deal was found by Cheapflights users on 9/22. 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 10/612:55 am -
3 stops29h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$513
This Mytrip deal was found by Cheapflights users on 9/23. 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 3/1412:59 am -
2 stops20h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$530
This Mytrip deal was found by Cheapflights users on 9/23. 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 11/1212:01 pm -
2 stops31h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$541
This Mytrip deal was found by Cheapflights users on 9/24. 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 3/36:37 pm -
3 stops28h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$546
This Mytrip deal was found by Cheapflights users on 9/23. 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 2/286:37 pm -
2 stops26h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$548
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:45 am -
3 stops36h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$555
This Mytrip deal was found by Cheapflights users on 9/22. 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 10/279:36 pm -
3 stops29h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$558
This Mytrip deal was found by Cheapflights users on 9/22. 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 11/56:37 pm -
3 stops33h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$584
This Mytrip deal was found by Cheapflights users on 9/23. 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 11/138:35 pm -
3 stops26h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$585
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 September 24, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,065 (Mytrip) |
One-way from | $507 (Booking.com) |
Popular in | December |
Cheapest in | November |
Average price | $839 |
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 September 24, 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
Tue 9/29
5:00 am-8:00 am
2 stops23h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
Quickest round-trip
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Tue 3/2
12:00 pm-9:40 am
1 stop16h 40m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Thu 1/7
6:00 am-7:20 am
2 stops20h 20m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Thu 1/7
12:00 pm-9:40 am
1 stop16h 40m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Thu 11/12
6:00 am-9:20 am
1 stop22h 20m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Mon 11/30
6:00 am-9:20 am
1 stop22h 20m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Mon 12/7
5:45 am-7:20 am
1 stop20h 35m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Wed 1/6
6:00 am-9:20 am
2 stops22h 20m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Tue 10/6
6:00 am-8:00 am
1 stop22h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Tue 10/20
6:00 am-8:00 am
1 stop22h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$664
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from Ontario to Argentina
Have a flexible travel schedule? Discover the best time to fly to Argentina from Ontario with our price prediction graph.
ONT-EZE
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 Ontario to Argentina
ONT-AR0
ONT-EZE
No data available for this route at this time. Please check back soon.
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