Cheap flights from Ontario (ONT) to Buenos Aires (BUE)

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How to find the cheapest flight from
Ontario (ONT) to Buenos Aires (BUE)

All the information you need to plan the best ONT to BUE flight in 2022: compare Ontario to Buenos Aires flight prices with the expected peak season, weather and rainfall in Buenos Aires.
What is the cheapest month to fly from Ontario to Buenos Aires?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, July can be a great choice for travel to Buenos Aires. Flights to Buenos Aires from Ontario in July are about $955 on average during July, but can be found for as low as $624.

What is the cheapest day to fly round-trip from Ontario to Buenos Aires?

Thursday flights are found to be more expensive to fly from Ontario to Buenos Aires. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Buenos Aires.

When is the cheapest time to fly from Ontario to Buenos Aires (ONT - BUE)?

One of the essential ways to save on airfare from Ontario to Buenos Aires is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 20% on airfare.

How far in advance should I book a flight from Ontario to Buenos Aires?

Find a great deal and save up to 20% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Buenos Aires within the next two weeks, with the cheapest ticket starting at $1,147.

Cheap flights from Ontario to Buenos Aires in June, July 2022

The best prices found for ONT to BUE flights for June, July
13 Jul - 28 Jul
$1,210pp
ONT
Ontario
United Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
United Airlines
   
2 STOPS
ONT
Ontario
12 Jul - 2 Aug
$1,226pp
ONT
Ontario
United Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
United Airlines
   
2 STOPS
ONT
Ontario
20 Jul - 25 Aug
$1,229pp
ONT
Ontario
United Airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
United Airlines
   
2 STOPS
ONT
Ontario

Ontario to Buenos Aires 2022 flight deals

Cheap flights to Buenos Aires from Ontario found for this year
29 Aug - 11 Oct
$963pp
ONT
Ontario
Multiple Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Avianca
   
2 STOPS
ONT
Ontario
20 Sep - 27 Sep
$973pp
ONT
Ontario
American Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
American Airlines
 
1 STOP
ONT
Ontario
21 Aug - 10 Oct
$980pp
ONT
Ontario
American Airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
American Airlines
   
2 STOPS
ONT
Ontario

Last minute flights from Ontario to Buenos Aires

Late deals on round-trip flights to Buenos Aires from Ontario, departing today and this week
9 Jul - 17 Sep
$1,477pp
ONT
Ontario
Avianca
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Avianca
   
2 STOPS
ONT
Ontario
9 Jul - 16 Sep
$1,757pp
ONT
Ontario
Avianca
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Avianca
   
2 STOPS
ONT
Ontario
5 Jul - 11 Jul
$2,091pp
ONT
Ontario
Multiple Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Delta
   
2 STOPS
ONT
Ontario

One-way flights to Buenos Aires from Ontario

The cheapest one-way flights from Ontario to Buenos Aires
7:25 pm - 1:02 am
Multiple Airlines
3 Stops
25h 37m
ONT - EZE
Multiple Airlines
$586
Kiwi.com
6:35 pm - 2:30 am
Delta
1 Stop
27h 55m
ONT - EZE
Delta
$605
Delta
9:25 pm - 12:45 am
Avianca
2 Stops
48h 20m
ONT - EZE
Avianca
$632
BudgetAir

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ontario</span> to <span class="emphasized">Buenos Aires</span> flights.

Flight FAQs

From Ontario to Buenos Aires

What airport do you fly from for flights from Ontario to Buenos Aires?

Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Buenos Aires. You should not have trouble finding flights to Buenos Aires from Ontario; the airport handles an average of 0 outbound flights to Buenos Aires per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Ontario airport to Buenos Aires. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

Which airlines flying from Ontario to Buenos Aires have flexible changes due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines flying from Ontario to Buenos Aires have implemented new flexible change policies.

Can I find flights from Ontario to Buenos Aires for under $1,000 on Cheapflights?

Yes, there are multiple flights from Ontario to Buenos Aires for under $1,000. The cheapest flight booked recently is on Multiple Airlines for just $963, but on average you can expect to pay $1,036.

Are there last-minute flights available from Ontario to Buenos Aires for under $1,500?

There are currently 9+ open flights from Ontario to Buenos Aires within the next 7 days for less than $1,500.

What are the cheapest airlines to fly from Ontario to Buenos Aires one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $445. American Airlines flights start at $461 while deals on Avianca start at $479 one-way.

What are the cheapest flights from Ontario to Buenos Aires?

Looking at all options, your cheapest flight can be booked for $1,158. While the most popular route (Ontario - Buenos Aires Ministro Pistarini) can be booked for $981 on average our data indicates $1,158 when flying from Ontario to Buenos Aires.

COVID Restrictions

View COVID Travel Restrictions for Buenos Aires, Argentina

Do I need a COVID test to fly to Buenos Aires from Ontario?

Information is based on travel restrictions from Ontario to Buenos Aires

Most visitors from Ontario can enter Buenos Aires without restrictions.

COVID-19 testing requirements
Visitors from Ontario are not required to present a negative COVID-19 PCR test or antigen result upon entering Buenos Aires.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Buenos Aires.

Documents
Contact-Tracing App - Must be downloaded for a minimum period of 14 days.


Do I need a test to fly back to Ontario from Buenos Aires?

Returning to Ontario from Buenos Aires

COVID-19 testing requirements
Visitors from Buenos Aires are not required to present a negative COVID-19 PCR test or antigen result upon entering Ontario.

Quarantine requirements
Visitors from Buenos Aires are not required to quarantine after entering Ontario.

Hide COVID Travel Restrictions for Buenos Aires, Argentina

Destination information for Buenos Aires

Things to know before you go - useful duration and weather info for your trip from Ontario to Buenos Aires.
Today's exchange rate
$1 = $124.95
Average temperature for June in Buenos Aires
60.8 °F
Avg rainfall for June in Buenos Aires
1.8 ″

Airports servicing Ontario

Airports servicing Buenos Aires

Buenos Aires Ministro Pistarini (EZE)
Buenos Aires Jorge Newbery (AEP)
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