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Flight Deals from Ontario International Airport to Buenos Aires Ministro Pistarini Airport from $625

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Stops

Up to 2 stops
$1234

Airlines

American Airlines
$1234
AVIANCA
$1623
COPA Airlines
$1457

Cabin Class

Economy
$1234

Departure Airports

Ontario International Airport
$1234

Arrival Airports

Buenos Aires Ministro Pistarini Airport
$1234

Layover Airports

Dallas Fort Worth International Airport
$1234
El Dorado International Airport
$1623
George Bush Intercontinental Houston Airport
$1623
Miami International Airport
$1234
Monseñor Óscar Arnulfo Romero International Airport
$1623
Phoenix Sky Harbor International Airport
$1234
San Francisco International Airport
$1457
Tocumen International Airport
$1457

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On average save $240 per traveler
American Airlines Logo
American Airlines

11/05/25

8:46am
ONT
24h 14m
DFW
MIA
American Airlines Logo
American Airlines

11/17/25

9:40pm
EZE
17h 43m
MIA
PHX
$1234
Free cancellation within 83 hours of booking
COPA Airlines Logo
COPA Airlines

11/01/25

6:42pm
ONT
30h 18m
SFO
PTY
COPA Airlines Logo
COPA Airlines

11/08/25

2:32pm
EZE
21h 9m
PTY
$1457
Free cancellation within 83 hours of booking
COPA Airlines Logo
COPA Airlines

10/28/25

6:42pm
ONT
29h 51m
SFO
PTY
COPA Airlines Logo
COPA Airlines

11/14/25

2:31am
EZE
13h 35m
PTY
$1511
Free cancellation within 83 hours of booking
AVIANCA Logo
AVIANCA

10/22/25

6:02am
ONT
25h 58m
IAH
AVIANCA Logo
AVIANCA

11/01/25

7:10am
EZE
15h 25m
BOG
SAL
$1623
Free cancellation within 83 hours of booking

Top Deals on flights from Ontario International Airport to Buenos Aires Ministro Pistarini Airport

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

AVIANCA Logo
AVIANCA

Apr 24

11:25pm
ONT
24h 45m
SAL
BOG

as low as

$625

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

United Airlines Logo
United Airlines

May 4

6:08am
ONT
25h 52m
IAH

as low as

$637

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

Delta Air Lines Logo
Delta Air Lines

May 3

10:15pm
ONT
35h 30m
ATL

as low as

$660

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

AVIANCA Logo
AVIANCA

May 10

11:25pm
ONT
24h 45m
SAL
BOG

as low as

$725

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

Delta Air Lines Logo
Delta Air Lines

May 9

10:00pm
ONT
35h 45m
ATL

as low as

$726

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

AVIANCA Logo
AVIANCA

May 3

11:25pm
ONT
26h
SAL
MDE

as low as

$726

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

AVIANCA Logo
AVIANCA

May 17

11:25pm
ONT
29h 25m
SAL
SJO

as low as

$730

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

Delta Air Lines Logo
Delta Air Lines

May 1

12:07pm
ONT
21h 38m
ATL

as low as

$777

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

Delta Air Lines Logo
Delta Air Lines

May 2

12:07pm
ONT
21h 38m
ATL

as low as

$777

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

United Airlines Logo
United Airlines

Apr 20

6:10am
ONT
25h 50m
IAH

as low as

$842

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

American Airlines Logo
American Airlines

May 12

11:59pm
ONT
31h 16m
DFW
MIA

as low as

$912

Los Angeles, US (LAX) - Buenos Aires, AR (BUE)

American Airlines Logo
American Airlines

Apr 29

10:54am
ONT
21h 56m
DFW
MIA

as low as

$912
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