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Cheap flights from Ontario to Buenos Aires from $508

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:23 pm - 3:45 amONT  Ontario-EZE Buenos Aires Ministro Pistarini
32h 22m3 stops Las Vegas Harry Reid Intl Orlando Punta Cana
Multiple Airlines Logo
9:10 am - 10:45 amEZE  Buenos Aires Ministro Pistarini-ONT Ontario
30h 35m3 stops Panama City Tocumen Intl Miami Denver Intl
$904Multiple Airlines
Mon, Nov 16 - Wed, Dec 2
Multiple Airlines Logo
2:23 pm - 3:45 amONT  Ontario-EZE Buenos Aires Ministro Pistarini
32h 22m3 stops Las Vegas Harry Reid Intl Orlando Punta Cana
Multiple Airlines Logo
9:10 am - 10:45 amEZE  Buenos Aires Ministro Pistarini-ONT Ontario
30h 35m3 stops Panama City Tocumen Intl Miami Denver Intl
$946Multiple Airlines
Mon, Nov 16 - Wed, Dec 2
Multiple Airlines Logo
6:30 am - 7:15 pmONT  Ontario-EZE Buenos Aires Ministro Pistarini
31h 45m2 stops Denver Intl Miami
Multiple Airlines Logo
9:10 am - 10:45 amEZE  Buenos Aires Ministro Pistarini-ONT Ontario
30h 35m3 stops Panama City Tocumen Intl Miami Denver Intl
$956Multiple Airlines
Mon, Nov 16 - Wed, Dec 2
Multiple Airlines Logo
7:30 am - 12:30 amONT  Ontario-EZE Buenos Aires Ministro Pistarini
36h 00m3 stops Houston George Bush Intcntl Orlando Bogotá El Dorado
Multiple Airlines Logo
7:25 am - 11:51 amEZE  Buenos Aires Ministro Pistarini-ONT Ontario
33h 26m3 stops Bogotá El Dorado Orlando Las Vegas Harry Reid Intl
$1,034Multiple Airlines
Thu, Nov 26 - Sun, Dec 6
Multiple Airlines Logo
7:37 pm - 1:20 amONT  Ontario-EZE Buenos Aires Ministro Pistarini
25h 43m2 stops Guadalajara Miguel Hidal Medellín Jose Maria Cordova Intl
Multiple Airlines Logo
2:40 am - 11:15 pmEZE  Buenos Aires Ministro Pistarini-ONT Ontario
24h 35m3 stops Medellín Jose Maria Cordova Intl Bogotá El Dorado Guadalajara Miguel Hidal
$1,035Multiple Airlines
Thu, Apr 1 - Mon, Apr 19
Multiple Airlines Logo
11:52 am - 4:35 amONT  Ontario-EZE Buenos Aires Ministro Pistarini
35h 43m3 stops Denver Intl Chicago O'Hare Intl Punta Cana
Multiple Airlines Logo
8:00 am - 11:39 amEZE  Buenos Aires Ministro Pistarini-ONT Ontario
32h 39m2 stops Miami Las Vegas Harry Reid Intl
$1,050Multiple Airlines
Thu, Nov 12 - Mon, Nov 23
Multiple Airlines Logo
6:30 am - 7:15 pmONT  Ontario-EZE Buenos Aires Ministro Pistarini
31h 45m3 stops Denver Intl Dallas/Fort Worth Miami
Multiple Airlines Logo
4:45 am - 7:20 amEZE  Buenos Aires Ministro Pistarini-ONT Ontario
31h 35m3 stops Punta Cana Miami Las Vegas Harry Reid Intl
$1,081Multiple Airlines
Sun, Nov 15 - Thu, Nov 19
Multiple Airlines Logo
6:30 am - 7:15 pmONT  Ontario-EZE Buenos Aires Ministro Pistarini
31h 45m3 stops Denver Intl Dallas/Fort Worth Miami
Multiple Airlines Logo
8:00 am - 9:28 amEZE  Buenos Aires Ministro Pistarini-ONT Ontario
30h 28m3 stops Miami Atlanta Hartsfield-Jackson Dallas/Fort Worth
$1,085Multiple Airlines
Mon, Nov 16 - Wed, Dec 2
Multiple Airlines Logo
6:30 am - 7:15 pmONT  Ontario-EZE Buenos Aires Ministro Pistarini
31h 45m3 stops Denver Intl Dallas/Fort Worth Miami
Multiple Airlines Logo
8:00 am - 7:20 amEZE  Buenos Aires Ministro Pistarini-ONT Ontario
28h 20m2 stops Miami Las Vegas Harry Reid Intl
$1,098Multiple Airlines
Sun, Nov 15 - Fri, Nov 27
Multiple Airlines Logo
5:07 pm - 5:00 amONT  Ontario-EZE Buenos Aires Ministro Pistarini
30h 53m3 stops Las Vegas Harry Reid Intl Orlando Punta Cana
Multiple Airlines Logo
2:40 pm - 10:45 amEZE  Buenos Aires Ministro Pistarini-ONT Ontario
25h 05m2 stops Miami Denver Intl
$1,098Multiple Airlines
Sat, Nov 14 - Sun, Dec 6

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Avianca flights from Ontario to Buenos Aires Ministro Pistarini Airport

Our best Avianca deals on Ontario to Buenos Aires Ministro Pistarini Airport flight tickets
Avianca
Nov 7
ONT10:45 pmOntario
44h 45m
2 stops
EZE12:30 amBuenos Aires Ministro Pistarini
Nov 27
EZE2:35 amBuenos Aires Ministro Pistarini
23h 15m
2 stops
ONT8:50 pmOntario
$3,061
Avianca
Nov 7
ONT10:45 pmOntario
44h 45m
2 stops
EZE12:30 amBuenos Aires Ministro Pistarini
Nov 27
EZE7:25 amBuenos Aires Ministro Pistarini
42h 25m
2 stops
ONT8:50 pmOntario
$3,071
Avianca
Nov 10
ONT10:45 pmOntario
20h 45m
2 stops
EZE12:30 amBuenos Aires Ministro Pistarini
Nov 24
EZE1:40 amBuenos Aires Ministro Pistarini
48h 10m
2 stops
ONT8:50 pmOntario
$3,220

LATAM Airlines flights from Ontario to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on Ontario to Buenos Aires Ministro Pistarini Airport flight tickets
LATAM Airlines
Nov 6
ONT12:16 pmOntario
22h 44m
2 stops
EZE4:00 pmBuenos Aires Ministro Pistarini
Nov 28
EZE5:00 pmBuenos Aires Ministro Pistarini
23h 03m
2 stops
ONT11:03 amOntario
$4,957
LATAM Airlines
Oct 28
ONT7:07 amOntario
19h 13m
2 stops
EZE6:20 amBuenos Aires Ministro Pistarini
Nov 12
EZE11:35 pmBuenos Aires Ministro Pistarini
23h 59m
1 stop
ONT6:34 pmOntario
$8,318
LATAM Airlines
Oct 28
ONT7:07 amOntario
19h 13m
2 stops
EZE6:20 amBuenos Aires Ministro Pistarini
Nov 14
EZE11:35 pmBuenos Aires Ministro Pistarini
23h 59m
1 stop
ONT6:34 pmOntario
$8,568

momondo Fare Finder

 
Use the filters below to find and compare flights from Ontario to Buenos Aires Ministro Pistarini Airport that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Mon 11/16

2:23 pm-3:45 am

3 stops32h 22m

Buenos Aires Ministro Pistarini

Wed 12/2

9:10 am-10:45 am

3 stops30h 35m

$904

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Mon 11/16

2:23 pm-3:45 am

3 stops32h 22m

Buenos Aires Ministro Pistarini

Wed 12/2

9:10 am-10:45 am

3 stops30h 35m

$946

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Mon 11/16

6:30 am-7:15 pm

2 stops31h 45m

Buenos Aires Ministro Pistarini

Wed 12/2

9:10 am-10:45 am

3 stops30h 35m

$956

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Thu 11/26

7:30 am-12:30 am

3 stops36h 00m

Buenos Aires Ministro Pistarini

Sun 12/6

7:25 am-11:51 am

3 stops33h 26m

$1,034
Quickest round-trip

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Thu 4/1

7:37 pm-1:20 am

2 stops25h 43m

Buenos Aires Ministro Pistarini

Mon 4/19

2:40 am-11:15 pm

3 stops24h 35m

$1,035

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Thu 11/12

11:52 am-4:35 am

3 stops35h 43m

Buenos Aires Ministro Pistarini

Mon 11/23

8:00 am-11:39 am

2 stops32h 39m

$1,050

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Sun 11/15

6:30 am-7:15 pm

3 stops31h 45m

Buenos Aires Ministro Pistarini

Thu 11/19

4:45 am-7:20 am

3 stops31h 35m

$1,081

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Mon 11/16

6:30 am-7:15 pm

3 stops31h 45m

Buenos Aires Ministro Pistarini

Wed 12/2

8:00 am-9:28 am

3 stops30h 28m

$1,085

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Sun 11/15

6:30 am-7:15 pm

3 stops31h 45m

Buenos Aires Ministro Pistarini

Fri 11/27

8:00 am-7:20 am

2 stops28h 20m

$1,098

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Sat 11/14

5:07 pm-5:00 am

3 stops30h 53m

Buenos Aires Ministro Pistarini

Sun 12/6

2:40 pm-10:45 am

2 stops25h 05m

$1,098

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Ontario to Buenos Aires Ministro Pistarini Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Ontario to Buenos Aires Ministro Pistarini Airport flights?

You could potentially save up to 13% on your flight if you consider stops on a Ontario to Buenos Aires Ministro Pistarini Airport flight.

When to book flights from Ontario to Buenos Aires Ministro Pistarini Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Buenos Aires Ministro Pistarini Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Buenos Aires Ministro Pistarini Airport (ONT to EZE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Buenos Aires Ministro Pistarini Airport

Best Price Found

$508

Fastest flight time

18h 55m

Direct flights

None
The best one-way flight to Buenos Aires Ministro Pistarini Airport from Ontario in the past 72 hours is $508. The best round-trip flight deal from Ontario to Buenos Aires Ministro Pistarini Airport found on momondo in the last 72 hours is $904.
The fastest flight from Ontario to Buenos Aires Ministro Pistarini Airport takes 18h 55m
There are no direct flights from Ontario to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Ontario to Buenos Aires Ministro Pistarini Airport.
Search flight deals

Frequently asked questions about flying from Ontario to Buenos Aires Ministro Pistarini Airport

  • How far is Ontario to Buenos Aires Ministro Pistarini by plane?

    The straight-line distance from Ontario to Buenos Aires Ministro Pistarini is 6098.3 mi. In terms of flight time, this usually takes a little over 18h 55m.

  • When did momondo last update prices for flights from Ontario Airport to Buenos Aires Ministro Pistarini Airport?

    Prices for flights from Ontario Airport to Buenos Aires Ministro Pistarini Airport are updated daily.

  • How old do you have to be to fly from Ontario Airport to Buenos Aires Ministro Pistarini Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Buenos Aires Ministro Pistarini Airport.

  • What documentation or ID do you need to fly to Buenos Aires Ministro Pistarini Airport?

    The travel and health documents required for your trip to Buenos Aires Ministro Pistarini Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires Ministro Pistarini Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Buenos Aires?

Finding the right flight to Buenos Aires from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

Can I find flights from Ontario to Buenos Aires with flexible booking policies on momondo?

momondo does allow users to show only those flights to Buenos Aires from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Buenos Aires?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buenos Aires from Ontario.

I’m not ready to book a flight from Ontario to Buenos Aires right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Buenos Aires from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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