What airlines fly to Argentina?

LATAM Airlines, United Airlines and Copa Airlines are the top three most popular airlines that fly to Argentina from Ontario according to our data. LATAM Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Argentina. Keep in mind that there are 6 different airlines that fly to Argentina on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Argentina?

United Airlines, Delta, and LATAM Airlines are the most popular carriers operating from Ontario to Argentina

When did momondo last update prices for flights from Ontario Airport to Argentina?

Prices for flights from Ontario Airport to Argentina are refreshed on a daily basis.

How old do you have to be to fly from Ontario Airport to Argentina?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Argentina.

What documentation or ID do you need to fly to Argentina?

The required travel and health documents for your Argentina trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Argentina. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$471 Cheap Flights from Ontario to Argentina in 2026

Find the cheapest flights from Ontario to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:35 pm - 12:25 amONT Ontario-EZE Buenos Aires Ministro Pistarini

20h 50m2 stops San Salvador El Salvador Intl Bogotá El Dorado

7:10 am - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

18h 35m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$781Avianca

Tue, Sep 15 - Tue, Sep 22

11:35 pm - 3:40 pmONT Ontario-EZE Buenos Aires Ministro Pistarini

36h 05m2 stops San Salvador El Salvador Intl Bogotá El Dorado

4:55 pm - 8:55 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

33h 00m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$799Avianca

Tue, Oct 6 - Wed, Nov 4

10:30 pm - 1:35 amONT Ontario-EZE Buenos Aires Ministro Pistarini

22h 05m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

7:30 am - 8:55 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

18h 25m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$804Avianca

Sat, Feb 6 - Sat, Feb 27

11:35 pm - 12:25 amONT Ontario-EZE Buenos Aires Ministro Pistarini

20h 50m2 stops San Salvador El Salvador Intl Bogotá El Dorado

2:40 am - 8:55 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

23h 15m2 stops Medellín Jose Maria Cordova Intl San Salvador El Salvador Intl

$806Avianca

Tue, Oct 13 - Mon, Nov 16

11:35 pm - 12:25 amONT Ontario-EZE Buenos Aires Ministro Pistarini

20h 50m2 stops San Salvador El Salvador Intl Bogotá El Dorado

2:30 am - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

23h 15m2 stops Medellín Jose Maria Cordova Intl San Salvador El Salvador Intl

$815Avianca

Tue, Sep 15 - Wed, Sep 23

11:35 pm - 1:20 amONT Ontario-EZE Buenos Aires Ministro Pistarini

21h 45m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

4:50 pm - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

32h 55m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$816Avianca

Tue, Sep 29 - Wed, Oct 14

10:30 pm - 1:35 amONT Ontario-EZE Buenos Aires Ministro Pistarini

22h 05m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

2:40 am - 8:55 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

23h 15m2 stops Medellín Jose Maria Cordova Intl San Salvador El Salvador Intl

$834Avianca

Thu, Jan 14 - Fri, Jan 22

11:35 pm - 1:20 amONT Ontario-EZE Buenos Aires Ministro Pistarini

21h 45m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

2:30 am - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

23h 15m2 stops Medellín Jose Maria Cordova Intl San Salvador El Salvador Intl

$844Avianca

Sat, Sep 19 - Fri, Oct 2

11:35 pm - 12:25 amONT Ontario-EZE Buenos Aires Ministro Pistarini

20h 50m2 stops San Salvador El Salvador Intl Bogotá El Dorado

2:40 am - 8:55 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

23h 15m2 stops Medellín Jose Maria Cordova Intl San Salvador El Salvador Intl

$845Avianca

Tue, Oct 13 - Wed, Nov 18

11:35 pm - 12:25 amONT Ontario-EZE Buenos Aires Ministro Pistarini

20h 50m2 stops San Salvador El Salvador Intl Bogotá El Dorado

7:10 am - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

18h 35m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$847Avianca

Tue, Sep 8 - Tue, Sep 15

Cheap last minute flights

Enter your travel dates to find the best prices.

11:35 pm - 1:20 amONT Ontario-EZE Buenos Aires Ministro Pistarini

21h 45m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

2:30 am - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

23h 15m2 stops Medellín Jose Maria Cordova Intl San Salvador El Salvador Intl

$806Avianca

Tue, Aug 25 - Mon, Aug 31

11:35 pm - 1:20 amONT Ontario-EZE Buenos Aires Ministro Pistarini

21h 45m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

4:50 pm - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

32h 55m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$816Avianca

Tue, Aug 25 - Wed, Sep 2

11:35 pm - 1:20 amONT Ontario-EZE Buenos Aires Ministro Pistarini

21h 45m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

1:35 am - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

24h 10m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$844Avianca

Tue, Aug 25 - Wed, Sep 2

11:35 pm - 1:20 amONT Ontario-EZE Buenos Aires Ministro Pistarini

21h 45m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

1:35 am - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

24h 10m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$846Avianca

Tue, Aug 25 - Mon, Sep 21

11:35 pm - 1:20 amONT Ontario-EZE Buenos Aires Ministro Pistarini

21h 45m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

4:50 pm - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

32h 55m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$856Avianca

Tue, Aug 25 - Mon, Sep 21

11:35 pm - 3:40 pmONT Ontario-EZE Buenos Aires Ministro Pistarini

36h 05m2 stops San Salvador El Salvador Intl Bogotá El Dorado

2:30 am - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

23h 15m2 stops Medellín Jose Maria Cordova Intl San Salvador El Salvador Intl

$870Avianca

Sat, Aug 22 - Mon, Aug 31

11:35 pm - 3:40 pmONT Ontario-EZE Buenos Aires Ministro Pistarini

36h 05m2 stops San Salvador El Salvador Intl Bogotá El Dorado

7:10 am - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

42h 35m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$880Avianca

Sat, Aug 22 - Fri, Sep 4

12:55 am - 8:15 amONT Ontario-EZE Buenos Aires Ministro Pistarini

27h 20m3 stops Guadalajara Miguel Hidal Cancun Punta Cana

4:50 pm - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

32h 55m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$1,011Multiple Airlines

Sun, Aug 23 - Wed, Sep 2

12:55 am - 9:25 pmONT Ontario-EZE Buenos Aires Ministro Pistarini

16h 30m2 stops Guadalajara Miguel Hidal Mexico City Benito Juarez

4:50 pm - 9:45 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

32h 55m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$1,118Multiple Airlines

Sun, Aug 23 - Wed, Sep 2

9:36 pm - 6:45 amONT Ontario-EZE Buenos Aires Ministro Pistarini

29h 09m3 stops Guadalajara Miguel Hidal Cancun Punta Cana

2:30 am - 11:05 pmEZE Buenos Aires Ministro Pistarini-ONT Ontario

24h 35m3 stops Medellín Jose Maria Cordova Intl Cancun Guadalajara Miguel Hidal

$1,135Multiple Airlines

Tue, Aug 25 - Mon, Aug 31

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Avianca flights from Ontario to Argentina

Our best Avianca deals on Ontario to Argentina flight tickets

Avianca

Sep 15

ONT11:35 pmOntario

20h 50m

2 stops

EZE12:25 amBuenos Aires Ministro Pistarini

Sep 22

EZE7:10 amBuenos Aires Ministro Pistarini

18h 35m

2 stops

ONT9:45 pmOntario

$781

Avianca

Oct 6

ONT11:35 pmOntario

36h 05m

2 stops

EZE3:40 pmBuenos Aires Ministro Pistarini

Nov 4

EZE4:55 pmBuenos Aires Ministro Pistarini

33h 00m

2 stops

ONT8:55 pmOntario

$799

Avianca

Feb 6

ONT10:30 pmOntario

22h 05m

2 stops

EZE1:35 amBuenos Aires Ministro Pistarini

Feb 27

EZE7:30 amBuenos Aires Ministro Pistarini

18h 25m

2 stops

ONT8:55 pmOntario

$804

United Airlines flights from Ontario to Argentina

Our best United Airlines deals on Ontario to Argentina flight tickets

United Airlines

Aug 25

ONT9:15 amOntario

18h 45m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Sep 1

EZE9:00 pmBuenos Aires Ministro Pistarini

19h 50m

2 stops

ONT12:50 pmOntario

$1,160

United Airlines

Sep 3

ONT6:08 amOntario

21h 52m

2 stops

EZE8:00 amBuenos Aires Ministro Pistarini

Sep 7

EZE9:00 pmBuenos Aires Ministro Pistarini

43h 50m

2 stops

ONT12:50 pmOntario

$1,180

United Airlines

Aug 26

ONT9:01 amOntario

18h 59m

2 stops

EZE8:00 amBuenos Aires Ministro Pistarini

Aug 30

EZE9:00 pmBuenos Aires Ministro Pistarini

19h 12m

2 stops

ONT12:12 pmOntario

$1,190

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Tue 9/15

11:35 pm-12:25 am

2 stops20h 50m

Buenos Aires Ministro Pistarini

Tue 9/22

7:10 am-9:45 pm

2 stops18h 35m

$781

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Tue 10/6

11:35 pm-3:40 pm

2 stops36h 05m

Buenos Aires Ministro Pistarini

Wed 11/4

4:55 pm-8:55 pm

2 stops33h 00m

$799

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Sat 2/6

10:30 pm-1:35 am

2 stops22h 05m

Buenos Aires Ministro Pistarini

Sat 2/27

7:30 am-8:55 pm

2 stops18h 25m

$804

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Tue 10/13

11:35 pm-12:25 am

2 stops20h 50m

Buenos Aires Ministro Pistarini

Mon 11/16

2:40 am-8:55 pm

2 stops23h 15m

$806

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Tue 9/15

11:35 pm-12:25 am

2 stops20h 50m

Buenos Aires Ministro Pistarini

Wed 9/23

2:30 am-9:45 pm

2 stops23h 15m

$815

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Tue 9/29

11:35 pm-1:20 am

2 stops21h 45m

Buenos Aires Ministro Pistarini

Wed 10/14

4:50 pm-9:45 pm

2 stops32h 55m

$816

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Thu 1/14

10:30 pm-1:35 am

2 stops22h 05m

Buenos Aires Ministro Pistarini

Fri 1/22

2:40 am-8:55 pm

2 stops23h 15m

$834

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Sat 9/19

11:35 pm-1:20 am

2 stops21h 45m

Buenos Aires Ministro Pistarini

Fri 10/2

2:30 am-9:45 pm

2 stops23h 15m

$844

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Tue 10/13

11:35 pm-12:25 am

2 stops20h 50m

Buenos Aires Ministro Pistarini

Wed 11/18

2:40 am-8:55 pm

2 stops23h 15m

$845

OntarioBuenos Aires

ONT Ontario - EZE Buenos Aires Ministro Pistarini

ONTEZE

Ontario

Tue 9/8

11:35 pm-12:25 am

2 stops20h 50m

Buenos Aires Ministro Pistarini

Tue 9/15

7:10 am-9:45 pm

2 stops18h 35m

$847

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Argentina

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

Prices

Airlines

Can stopping save me money on Ontario to Argentina flights?

You could potentially save up to 14% on your flight if you consider stops on a Ontario to Argentina flight.

Cheap Ontario to Argentina flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Argentina

Best Price Found	$471
Fastest flight time	18h 59m
Direct flights	None

The best one-way flight to Argentina from Ontario in the past 72 hours is $471. The best round-trip flight deal from Ontario to Argentina found on momondo in the last 72 hours is $781.

The fastest flight from Ontario to Argentina takes 18h 59m

There are no direct flights from Ontario to Argentina. There are no popular flight routes from Ontario to Argentina.

Search flight deals

Frequently asked questions about flying from Ontario to Argentina

When did momondo last update prices for flights from Ontario Airport to Argentina?
Prices for flights from Ontario Airport to Argentina are refreshed on a daily basis.
How old do you have to be to fly from Ontario Airport to Argentina?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Argentina.
What documentation or ID do you need to fly to Argentina?
The required travel and health documents for your Argentina trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Argentina. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Argentina from Ontario.

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

All flight searches from Ontario to Argentina on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Argentina?

Once all potential Ontario to Argentina flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Argentina, momondo offers a useful price alert feature which will track prices for flights to Argentina from Ontario and alert you when they change.