ONT - EZE

$421 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 4/26. 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
Travelers love KAYAK
41.299.237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$862
Multiple Airlines
Tue 6/16Mon 6/29
ONT - EZE • 3 stops
Cheapest one-way
$421
Multiple Airlines
Sun 4/26
ONT - EZE • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Ontario and Buenos Aires. You'll need at least 1 connection.
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Top layover airports
Dallas (DFW)
Cheapest • Avg $1,756 (round-trip)
Dallas (DFW)
Shortest trip • 14h 52m (one-way)
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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, Jun 16 - Mon, Jun 29
Multiple Airlines Logo
9:36 pm - 6:45 am
ONT
-
EZE
29h 09m
3 stops
Multiple Airlines Logo
9:15 pm - 11:05 pm
EZE
-
ONT
29h 50m
3 stops
$862Multiple Airlines
Thu, Jun 11 - Thu, Jun 18
Multiple Airlines Logo
9:36 pm - 9:16 am
ONT
-
EZE
31h 40m
3 stops
Multiple Airlines Logo
7:10 am - 9:45 pm
EZE
-
ONT
18h 35m
2 stops
$881Multiple Airlines
Tue, May 12 - Sat, May 23
Multiple Airlines Logo
12:55 am - 6:45 am
ONT
-
EZE
25h 50m
3 stops
Multiple Airlines Logo
7:10 am - 9:45 pm
EZE
-
ONT
18h 35m
2 stops
$958Multiple Airlines
Mon, Apr 27 - Wed, May 13
Multiple Airlines Logo
12:55 am - 3:40 pm
ONT
-
EZE
34h 45m
3 stops
Multiple Airlines Logo
2:30 am - 9:45 pm
EZE
-
ONT
23h 15m
2 stops
$959Multiple Airlines
Mon, Apr 20 - Tue, May 12
Multiple Airlines Logo
12:55 am - 3:40 pm
ONT
-
EZE
34h 45m
3 stops
Multiple Airlines Logo
7:10 am - 9:45 pm
EZE
-
ONT
18h 35m
2 stops
$966Multiple Airlines
Thu, May 14 - Wed, May 20
Avianca Logo
11:35 pm - 5:00 am
ONT
-
EZE
25h 25m
3 stops
Avianca Logo
2:30 am - 9:45 pm
EZE
-
ONT
23h 15m
2 stops
$970Avianca
Mon, Apr 27 - Tue, May 19
Multiple Airlines Logo
12:55 am - 3:40 pm
ONT
-
EZE
34h 45m
3 stops
Multiple Airlines Logo
7:10 am - 9:45 pm
EZE
-
ONT
18h 35m
2 stops
$972Multiple Airlines
Thu, Jun 11 - Fri, Jun 19
Multiple Airlines Logo
12:55 am - 9:16 am
ONT
-
EZE
28h 21m
3 stops
Multiple Airlines Logo
2:30 am - 9:45 pm
EZE
-
ONT
23h 15m
2 stops
$974Multiple Airlines
Tue, Sep 29 - Mon, Oct 12
Avianca Logo
11:35 pm - 5:00 am
ONT
-
EZE
25h 25m
3 stops
Avianca Logo
2:30 am - 9:45 pm
EZE
-
ONT
23h 15m
2 stops
$985Avianca
Mon, Apr 27 - Tue, May 19
Multiple Airlines Logo
12:55 am - 3:40 pm
ONT
-
EZE
34h 45m
3 stops
Multiple Airlines Logo
7:10 am - 9:45 pm
EZE
-
ONT
18h 35m
2 stops
$990Multiple 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 Avianca ($970) and LATAM Airlines ($1,143).

Find deals

Good to know

Cheapest flight$421
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 $421 for a one-way ticket and $862 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)