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Home / Buenos Aires — Ontario

Cheap flights Buenos Aires — Ontario

Buenos Aires (BUE, AR) Ontario (ONT, US)
from $1 176 9 813 km ~12h 3m 2 flights found 2 airlines cheapest on Sunday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $1 176 on 20.12.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 1 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
20 Dec 2026, Sun
United Airlines UA 832
05:55
EZE Ministro Pistarini Airport
19:51
ONT Ontario International Airport
13h 56m 1 stop
Trip.com
$1 176
View this ticket
Route characteristics
Distance
9 813 km
Flight time
12h 3m
Time difference
-4h
Minimum price
from $1 176 (20.12.2026)
Average price
$1 176
Maximum price
$1 176
Cheapest day
Sunday
Departure airports (1)
EZE Ministro Pistarini Airport
Arrival airports (1)
ONT Ontario International Airport
Airlines (2)
DM Arajet UA United Airlines
Agencies (2)
Gotogate Trip.com
Airlines — cheapest prices 2
Arajet
Arajet
Low-cost 1 flights · 1 days
$786
United Airlines
United Airlines
1 flights · 1 days
$1 176
Where to buy tickets 2
Gotogate
1 tickets · 1 days
from $786
Trip.com
1 tickets · 1 days
from $1 176
Airports

From — Buenos Aires (1)

  • EZE Ministro Pistarini Airport

To — Ontario (1)

  • ONT Ontario International Airport
Other destinations from Buenos Aires
Porto Alegre
BR
El Calafate
AR
Mendoza
AR
Montevideo
UY
Rosario
AR
Santiago
CL
Ushuaia
AR
Iguazu
AR
Asuncion
PY
San Carlos de Bariloche
AR
Trelew
AR
Cordoba
AR
Frequently asked questions about the route Buenos Aires — Ontario
How long is the flight from Buenos Aires to Ontario?
Approximate flight time — 12h 3m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Buenos Aires to Ontario?
The straight-line distance — 9 813 km.
How much do flights from Buenos Aires to Ontario cost?
The minimum price over 3 months — from $1 176 on 20.12.2026.
What is the average ticket price?
The average price — $1 176. Range: $1 176 — $1 176.
What is the time difference between Buenos Aires and Ontario?
The difference — -4h.
From which airports does Buenos Aires operate flights?
From Buenos Aires: EZE (Ministro Pistarini Airport).
To which airports in Ontario do flights arrive?
To Ontario: ONT (Ontario International Airport).
Which airlines fly this route?
This route is served by 2 airlines: Arajet, United Airlines.
Which day of the week is cheapest?
The cheapest day of the week — Sunday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Buenos Aires — Ontario

Flights Buenos Aires — Ontario is a popular route. The straight-line distance is 9 813 km. Flight time 12h 3m. Time difference -4h.

From Buenos Aires (BUE) flights depart from 1 airport: EZE. To Ontario (ONT) — 1 arrival airport: ONT.

2 airlines operate on this route: Arajet, United Airlines.

The minimum price for the next 3 months — from $1 176 (20.12.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $1 176, ranging from $1 176 to $1 176. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Sunday.

Other destinations in United States from Buenos Aires
Miami
US
New York
US
Orlando
US
Fort Lauderdale
US
Houston
US
Boston
US
Baltimore
US
Los Angeles
US

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