ONT - EZE

$463 Find Cheap Flights from Ontario to Buenos Aires

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Buenos Aires departing on 3/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Buenos Aires Ministro Pistarini Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to Buenos Aires, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to Buenos Aires, as well as popular online travel agencies
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41 299 237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$830
Multiple Airlines
Tue 5/5Fri 5/29
ONT - EZE • 3 stops
Cheapest one-way
$463
Multiple Airlines
Mon 3/9
ONT - EZE • 3 stops
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Buenos Aires!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Ontario to Buenos Aires (ONT-EZE)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Buenos Aires that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Buenos Aires

Tue, May 5 - Fri, May 29
Multiple Airlines Logo
12:55 am - 10:00 am
ONT
-
EZE
29h 05m
3 stops
Multiple Airlines Logo
2:30 am - 9:45 pm
EZE
-
ONT
23h 15m
2 stops
$830Multiple Airlines
Wed, Jun 3 - Sat, Jun 13
Multiple Airlines Logo
12:59 am - 3:45 am
ONT
-
EZE
22h 46m
3 stops
Multiple Airlines Logo
7:10 am - 9:45 pm
EZE
-
ONT
18h 35m
2 stops
$852Multiple Airlines
Sun, Mar 15 - Mon, Mar 30
Multiple Airlines Logo
11:02 pm - 10:20 am
ONT
-
EZE
31h 18m
3 stops
Multiple Airlines Logo
2:30 am - 9:45 pm
EZE
-
ONT
23h 15m
2 stops
$888Multiple Airlines
Tue, Mar 24 - Mon, Mar 30
Multiple Airlines Logo
11:02 pm - 10:20 am
ONT
-
EZE
31h 18m
3 stops
Multiple Airlines Logo
2:30 am - 9:45 pm
EZE
-
ONT
23h 15m
2 stops
$941Multiple Airlines
Wed, Mar 11 - Fri, Mar 13
Multiple Airlines Logo
12:42 am - 2:55 pm
ONT
-
EZE
34h 13m
3 stops
Multiple Airlines Logo
7:04 pm - 10:37 pm
EZE
-
ONT
31h 33m
3 stops
$952Multiple Airlines
Mon, Jul 13 - Wed, Jul 22
Multiple Airlines Logo
9:13 pm - 6:10 am
ONT
-
EZE
28h 57m
3 stops
Multiple Airlines Logo
4:50 pm - 9:45 pm
EZE
-
ONT
32h 55m
2 stops
$968Multiple Airlines
Mon, Mar 30 - Wed, Apr 1
Multiple Airlines Logo
9:13 pm - 1:20 am
ONT
-
EZE
24h 07m
3 stops
Multiple Airlines Logo
2:30 am - 9:45 pm
EZE
-
ONT
23h 15m
2 stops
$991Multiple Airlines
Tue, Jul 14 - Mon, Jul 27
Multiple Airlines Logo
9:13 pm - 10:00 am
ONT
-
EZE
32h 47m
3 stops
Multiple Airlines Logo
2:30 am - 9:45 pm
EZE
-
ONT
23h 15m
2 stops
$1,003Multiple Airlines
Mon, Mar 16 - Mon, Mar 23
Multiple Airlines Logo
12:42 am - 4:06 am
ONT
-
EZE
23h 24m
3 stops
Multiple Airlines Logo
2:45 am - 10:37 pm
EZE
-
ONT
23h 52m
3 stops
$1,010Multiple Airlines
Sun, Mar 8 - Wed, Mar 18
Multiple Airlines Logo
11:02 pm - 10:20 am
ONT
-
EZE
31h 18m
3 stops
Multiple Airlines Logo
9:15 pm - 10:37 pm
EZE
-
ONT
29h 22m
3 stops
$1,028Multiple Airlines
Booking Insights

KAYAK's insights & trends for Ontario to Buenos Aires flights

Get data-powered insights and trends into flights from Ontario to Buenos Aires to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Ontario to Buenos Aires?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Ontario to Buenos Aires were found on LATAM Airlines ($1,039) and Delta ($1,047).

Find deals

Good to know

Cheapest flight$463
Flight from Ontario to Buenos Aires

When to book flights from Ontario to Buenos Aires

Are your dates flexible? Find out the best times to travel from Ontario to Buenos Aires based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Ontario to Buenos Aires flights

  • What is the cheapest flight from Ontario to Buenos Aires Ministro Pistarini Airport?

    In the last 3 days, the lowest price for a flight from Ontario to Buenos Aires Ministro Pistarini Airport was $463 for a one-way ticket and $830 for a round-trip.

  • Do I need a passport to fly between Ontario and Buenos Aires?

    A passport is required to fly from Ontario to Buenos Aires.

  • Which aircraft models fly most regularly from Ontario to Buenos Aires?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Ontario to Buenos Aires?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Buenos Aires.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Buenos Aires?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Buenos Aires from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to Buenos Aires?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Buenos Aires with an airline and back to Ontario with another airline. Booking your flights between Ontario and EZE can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Buenos Aires?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Buenos Aires from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to Buenos Aires

Information on your arrival and departure airports

Ontario (ONT)
Ministro Pistarini (EZE)