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 51% of people opting to fly with this airline when traveling to Argentina. Keep in mind that there are 7 different airlines that fly to Argentina on a routine basis, so you have a few additional options to choose from.

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.

$369 Cheap Flights from Ontario to Argentina in 2026

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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.

12:27 am - 10:20 am

ONT

EZE

29h 53m

3 stops

9:15 pm - 11:05 pm

EZE

ONT

29h 50m

3 stops

$948Multiple Airlines

Sun, Mar 15 - Wed, Apr 15

9:13 pm - 9:01 am

ONT

EZE

31h 48m

3 stops

7:10 am - 9:45 pm

EZE

ONT

18h 35m

2 stops

$994Multiple Airlines

Thu, Apr 9 - Tue, Apr 21

11:02 pm - 10:15 am

ONT

EZE

30h 13m

3 stops

9:15 pm - 10:37 pm

EZE

ONT

29h 22m

3 stops

$1,030Multiple Airlines

Thu, Mar 5 - Sat, Mar 14

7:05 am - 8:35 am

ONT

EZE

21h 30m

2 stops

8:10 pm - 11:04 am

EZE

ONT

18h 54m

1 stop

$1,043LATAM Airlines

Tue, May 19 - Tue, Aug 18

5:55 am - 8:00 am

ONT

EZE

22h 05m

1 stop

9:00 pm - 12:33 pm

EZE

ONT

19h 33m

2 stops

$1,047United Airlines

Mon, Jun 1 - Tue, Aug 18

6:05 am - 8:00 am

ONT

EZE

21h 55m

1 stop

9:00 pm - 8:36 pm

EZE

ONT

27h 36m

2 stops

$1,051United Airlines

Mon, Mar 30 - Mon, Apr 6

6:05 am - 8:00 am

ONT

EZE

21h 55m

1 stop

9:00 pm - 9:50 pm

EZE

ONT

28h 50m

1 stop

$1,059United Airlines

Mon, Mar 30 - Mon, Apr 6

9:13 pm - 10:00 am

ONT

EZE

32h 47m

3 stops

2:30 am - 11:05 pm

EZE

ONT

24h 35m

3 stops

$1,060Multiple Airlines

Tue, May 19 - Mon, Aug 17

6:00 am - 8:00 am

ONT

EZE

22h 00m

2 stops

9:00 pm - 9:58 pm

EZE

ONT

28h 58m

1 stop

$1,063United Airlines

Thu, Apr 16 - Thu, Apr 30

9:13 pm - 1:20 am

ONT

EZE

24h 07m

3 stops

2:30 am - 11:05 pm

EZE

ONT

24h 35m

3 stops

$1,076Multiple Airlines

Fri, Apr 17 - Mon, Apr 27

LATAM Airlines flights from Ontario to Argentina

Our best LATAM Airlines deals on Ontario to Argentina flight tickets

LATAM Airlines

May 19

ONT7:05 amOntario

21h 30m

2 stops

EZE8:35 amBuenos Aires Ministro Pistarini

Aug 18

EZE8:10 pmBuenos Aires Ministro Pistarini

18h 54m

1 stop

ONT11:04 amOntario

$1,043

LATAM Airlines

Mar 23

ONT12:57 pmOntario

16h 03m

1 stop

EZE9:00 amBuenos Aires Ministro Pistarini

Apr 6

EZE8:10 pmBuenos Aires Ministro Pistarini

19h 37m

1 stop

ONT11:47 amOntario

$1,199

LATAM Airlines

Feb 12

ONT1:15 pmOntario

37h 05m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

Feb 28

EZE11:55 pmBuenos Aires Ministro Pistarini

17h 07m

1 stop

ONT12:02 pmOntario

$1,629

United Airlines flights from Ontario to Argentina

Our best United Airlines deals on Ontario to Argentina flight tickets

United Airlines

Jun 1

ONT5:55 amOntario

22h 05m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Aug 18

EZE9:00 pmBuenos Aires Ministro Pistarini

19h 33m

2 stops

ONT12:33 pmOntario

$1,047

United Airlines

Mar 30

ONT6:05 amOntario

21h 55m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Apr 6

EZE9:00 pmBuenos Aires Ministro Pistarini

27h 36m

2 stops

ONT8:36 pmOntario

$1,051

United Airlines

Mar 30

ONT6:05 amOntario

21h 55m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Apr 6

EZE9:00 pmBuenos Aires Ministro Pistarini

28h 50m

1 stop

ONT9:50 pmOntario

$1,059

Fly from

Fly to

Route

Depart

Return

Price

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Sun 3/15

12:27 am-10:20 am

3 stops29h 53m

Buenos Aires Ministro Pistarini

Wed 4/15

9:15 pm-11:05 pm

3 stops29h 50m

$948

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Thu 4/9

9:13 pm-9:01 am

3 stops31h 48m

Buenos Aires Ministro Pistarini

Tue 4/21

7:10 am-9:45 pm

2 stops18h 35m

$994

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Thu 3/5

11:02 pm-10:15 am

3 stops30h 13m

Buenos Aires Ministro Pistarini

Sat 3/14

9:15 pm-10:37 pm

3 stops29h 22m

$1,030

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Tue 5/19

7:05 am-8:35 am

2 stops21h 30m

Buenos Aires Ministro Pistarini

Tue 8/18

8:10 pm-11:04 am

1 stop18h 54m

$1,043

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Mon 6/1

5:55 am-8:00 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

Tue 8/18

9:00 pm-12:33 pm

2 stops19h 33m

$1,047

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Mon 3/30

6:05 am-8:00 am

1 stop21h 55m

Buenos Aires Ministro Pistarini

Mon 4/6

9:00 pm-8:36 pm

2 stops27h 36m

$1,051

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Mon 3/30

6:05 am-8:00 am

1 stop21h 55m

Buenos Aires Ministro Pistarini

Mon 4/6

9:00 pm-9:50 pm

1 stop28h 50m

$1,059

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Tue 5/19

9:13 pm-10:00 am

3 stops32h 47m

Buenos Aires Ministro Pistarini

Mon 8/17

2:30 am-11:05 pm

3 stops24h 35m

$1,060

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Thu 4/16

6:00 am-8:00 am

2 stops22h 00m

Buenos Aires Ministro Pistarini

Thu 4/30

9:00 pm-9:58 pm

1 stop28h 58m

$1,063

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Fri 4/17

9:13 pm-1:20 am

3 stops24h 07m

Buenos Aires Ministro Pistarini

Mon 4/27

2:30 am-11:05 pm

3 stops24h 35m

$1,076

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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

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Can stopping save me money on Ontario to Argentina flights?

You could potentially save up to 36% 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

Fastest flight time	14h 45m
Direct flights	None

The fastest flight from Ontario to Argentina takes 14h 45m

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

Search flight deals

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.