$485+ 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 19 — Oct 261
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
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 Argentina
Cheapest
Best
Last-minute
One-way
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 19, 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 19, 2026.
This Mytrip deal was found by Cheapflights users on 9/16. 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 10/69:36 pm -
3 stops32h 24m
Tue 10/1311:00 am -
3 stops36h 46m
Deal found 9/16![Multiple Airlines logo]()
$1,091
This Mytrip deal was found by Cheapflights users on 9/14. 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 10/1512:55 am -
3 stops28h 21m
Wed 11/410:05 pm -
3 stops29h 10m
Deal found 9/14![Multiple Airlines logo]()
$1,151
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/176:00 am -
1 stop20h 20m
Tue 11/2410:05 pm -
2 stops19h 28m
Deal found 9/17![United Airlines logo]()
$1,152
This Mytrip deal was found by Cheapflights users on 9/18. 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 10/28:24 pm -
3 stops27h 46m
Tue 10/61:10 pm -
3 stops34h 36m
Deal found 9/18![Multiple Airlines logo]()
$1,153
This United Airlines deal was found by Cheapflights users on 9/18. 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 11/126:00 am -
1 stop20h 20m
Wed 11/2511:55 pm -
2 stops20h 29m
Deal found 9/18![United Airlines logo]()
$1,162
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 10/65:00 am -
2 stops23h 00m
Tue 10/139:00 pm -
2 stops29h 51m
Deal found 9/16![United Airlines logo]()
$1,180
This Gotogate deal was found by Cheapflights users on 9/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:35 pm -
2 stops26h 05m
Fri 10/302:35 am -
2 stops23h 15m
Deal found 9/18![Avianca logo]()
$1,188
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 9/226:00 am -
1 stop22h 00m
Tue 9/299:00 pm -
1 stop28h 59m
Deal found 9/16![United Airlines logo]()
$1,189
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/15:00 am -
2 stops21h 20m
Fri 12/1110:05 pm -
2 stops19h 29m
Deal found 9/15![United Airlines logo]()
$1,192
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Fri 11/136:00 am -
1 stop20h 20m
Tue 12/1510:05 pm -
2 stops19h 29m
Deal found 9/18![United Airlines logo]()
$1,196
This Justfly.com deal was found by Cheapflights users on 9/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:45 pm -
2 stops21h 40m
Mon 11/232:35 am -
2 stops23h 15m
Deal found 9/16![Avianca logo]()
$1,198
This Mytrip deal was found by Cheapflights users on 9/16. 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 11/122:23 pm -
3 stops35h 12m
Fri 11/272:45 am -
3 stops24h 30m
Deal found 9/16![Multiple Airlines logo]()
$1,199
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 19, 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 19, 2026.
This United Airlines deal was found by Cheapflights users on 9/17. 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 2/245:00 am -
2 stops21h 20m
Mon 3/159:05 pm -
2 stops22h 22m
Deal found 9/17![United Airlines logo]()
$1,172
This Mytrip deal was found by Cheapflights users on 9/15. 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 11/46:37 pm -
3 stops30h 43m
Wed 11/184:00 pm -
3 stops29h 49m
Deal found 9/15![Multiple Airlines logo]()
$1,865
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/15:45 am -
1 stop20h 35m
Fri 12/1111:55 pm -
2 stops20h 40m
Deal found 9/15![United Airlines logo]()
$1,192
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 12/512:20 pm -
2 stops22h 45m
Tue 12/81:00 pm -
2 stops27h 08m
Deal found 9/14![LATAM Airlines logo]()
$2,525
This United Airlines deal was found by Cheapflights users on 9/18. 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 11/146:00 am -
1 stop20h 20m
Fri 12/1110:05 pm -
2 stops19h 29m
Deal found 9/18![United Airlines logo]()
$1,236
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Sat 11/145:00 am -
2 stops21h 20m
Thu 11/2611:55 pm -
2 stops20h 38m
Deal found 9/17![United Airlines logo]()
$1,309
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 1/156:00 am -
1 stop20h 20m
Tue 1/2611:55 pm -
2 stops22h 52m
Deal found 9/16![United Airlines logo]()
$1,329
This United Airlines deal was found by Cheapflights users on 9/18. 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 3/106:00 am -
1 stop22h 20m
Sun 3/149:05 pm -
2 stops40h 52m
Deal found 9/18![United Airlines logo]()
$1,348
This Mytrip deal was found by Cheapflights users on 9/15. 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 10/219:36 pm -
3 stops28h 49m
Wed 10/284:00 pm -
3 stops33h 50m
Deal found 9/15![Multiple Airlines logo]()
$1,977
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/186:00 am -
1 stop20h 20m
Mon 11/3011:55 pm -
2 stops20h 40m
Deal found 9/15![United Airlines logo]()
$1,352
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Sat 12/2612:05 am -
3 stops25h 15m
Mon 1/44:00 pm -
3 stops36h 58m
Deal found 9/17![Multiple Airlines logo]()
$2,206
This United Airlines deal was found by Cheapflights users on 9/15. 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 1/56:53 pm -
2 stops31h 27m
Sat 1/2311:55 pm -
2 stops25h 31m
Deal found 9/15![United Airlines logo]()
$1,389
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/35:45 am -
1 stop20h 35m
Sat 12/1211:55 pm -
2 stops22h 41m
Deal found 9/17![United Airlines logo]()
$1,395
This Mytrip deal was found by Cheapflights users on 9/16. 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 12/810:45 pm -
3 stops26h 35m
Sat 1/23:28 am -
3 stops23h 47m
Deal found 9/16![Multiple Airlines logo]()
$2,629
This LATAM Airlines deal was found by Cheapflights users on 9/15. 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 3/912:00 pm -
2 stops18h 15m
Wed 3/177:50 pm -
2 stops19h 37m
Deal found 9/15![LATAM Airlines logo]()
$8,438
Last-minute flights from Ontario to ArgentinaDiscover last-minute flight deals from Ontario to Argentina. Data last updated September 19, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Argentina. Data last updated September 19, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/17. 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 -
1 stop22h 00m
Wed 9/239:00 pm -
2 stops19h 18m
Deal found 9/17![United Airlines logo]()
$1,210
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 9/226:00 am -
1 stop22h 00m
Tue 9/299:00 pm -
1 stop28h 59m
Deal found 9/16![United Airlines logo]()
$1,189
This FlightHub deal was found by Cheapflights users on 9/17. 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
Mon 10/52:30 am -
2 stops23h 15m
Deal found 9/17![Avianca logo]()
$1,226
This Mytrip deal was found by Cheapflights users on 9/18. 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 10/28:24 pm -
3 stops27h 46m
Tue 10/61:10 pm -
3 stops34h 36m
Deal found 9/18![Multiple Airlines logo]()
$1,153
This Gotogate deal was found by Cheapflights users on 9/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:35 pm -
2 stops26h 05m
Fri 10/302:35 am -
2 stops23h 15m
Deal found 9/18![Avianca logo]()
$1,188
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/34:03 pm -
2 stops35h 57m
Thu 10/89:00 pm -
1 stop28h 59m
Deal found 9/14![United Airlines logo]()
$1,223
This Mytrip deal was found by Cheapflights users on 9/16. 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 10/69:36 pm -
3 stops32h 24m
Tue 10/1311:00 am -
3 stops36h 46m
Deal found 9/16![Multiple Airlines logo]()
$1,091
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 10/65:00 am -
2 stops23h 00m
Tue 10/139:00 pm -
2 stops29h 51m
Deal found 9/16![United Airlines logo]()
$1,180
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/61:52 pm -
2 stops38h 08m
Wed 10/219:00 pm -
2 stops19h 18m
Deal found 9/15![United Airlines logo]()
$1,201
This Mytrip deal was found by Cheapflights users on 9/14. 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 10/1512:55 am -
3 stops28h 21m
Wed 11/410:05 pm -
3 stops29h 10m
Deal found 9/14![Multiple Airlines logo]()
$1,151
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Thu 10/1511:35 pm -
2 stops21h 45m
Mon 12/142:35 am -
2 stops23h 15m
Deal found 9/14![Avianca logo]()
$1,227
This Mytrip deal was found by Cheapflights users on 9/15. 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 10/219:36 pm -
3 stops28h 49m
Wed 10/284:00 pm -
3 stops33h 50m
Deal found 9/15![Multiple Airlines logo]()
$1,977
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 19, 2026.
Search for one-way flight options from Ontario to Argentina. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
This Mytrip deal was found by Cheapflights users on 9/15. 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 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$485
This Mytrip deal was found by Cheapflights users on 9/16. 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 12/312:05 am -
3 stops28h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$491
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 10/215:25 pm -
3 stops51h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$501
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Tue 10/205:25 pm -
3 stops29h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$509
This Mytrip deal was found by Cheapflights users on 9/15. 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 10/89:36 pm -
3 stops31h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$511
This Mytrip deal was found by Cheapflights users on 9/15. 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 9/15![Multiple Airlines logo]()
$512
This Mytrip deal was found by Cheapflights users on 9/18. 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.
Mon 10/269:36 pm -
3 stops25h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$514
This Mytrip deal was found by Cheapflights users on 9/15. 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 9/2912:55 am -
3 stops29h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 10/223:38 pm -
3 stops29h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$523
This Mytrip deal was found by Cheapflights users on 9/18. 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.
Wed 10/2811:52 am -
3 stops33h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$528
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2012:00 pm -
2 stops37h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Delta logo]()
$747
This LATAM Airlines deal was found by Cheapflights users on 9/17. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2212:00 pm -
2 stops18h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![LATAM Airlines logo]()
$820
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 19, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,091 (Mytrip) |
One-way from | $485 (Mytrip) |
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 19, 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
Mon 12/14
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 10/28
12:16 pm-3:00 am
2 stops34h 44m
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 11/23
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
Tue 3/2
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
Mon 2/8
6:00 am-7:20 am
1 stop20h 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 9/24
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
OntarioBuenos Aires
ONT Ontario - EZE Buenos Aires Ministro Pistarini
ONTEZE
Ontario
Mon 10/26
7:07 am-6:20 am
2 stops43h 13m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$732
OntarioMendoza
ONT Ontario - MDZ Mendoza El Plumerillo
ONTMDZ
Ontario
Wed 1/20
12:00 pm-6:20 am
2 stops37h 20m
Mendoza El Plumerillo
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$747
OntarioMendoza
ONT Ontario - MDZ Mendoza El Plumerillo
ONTMDZ
Ontario
Thu 1/21
5:05 pm-6:20 am
2 stops32h 15m
Mendoza El Plumerillo
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$747
Showing 1-10 of 31 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
ONT-MDZ
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
ONT-MDZ
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Ontario to Argentina. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights