Top flight deals from leading airlines:
... and +100s more
Incredible Deals
Save up to 50% on select flights with Priceline
Bundle & Save
Save an average of $240 per person when bundling your flight and hotel together with Priceline
Best Price Guarantee
If a VIP member finds a better price elsewhere, we'll refund up to 200% of the difference
Help 24/7
We’re always here for you - reach us 24 hours a day, 7 days a week
BUNDLE & SAVE
Book a flight & hotel together for extra savings.
On average save $240 per traveler
05/27/25
9:00pm
EZE
24h 10m
IAH
05/28/25
9:10pm
ONT
06/10/25
6:00am
ONT
26h
IAH
06/11/25
8:00am
EZE
$1096
Free cancellation within 83 hours of booking
05/08/25
9:00pm
EZE
25h
IAH
05/09/25
10:00pm
ONT
05/26/25
5:15am
ONT
26h 45m
IAH
05/27/25
8:00am
EZE
$1146
Free cancellation within 83 hours of booking
05/14/25
9:00pm
EZE
25h
IAH
05/15/25
10:00pm
ONT
05/28/25
6:00am
ONT
26h
IAH
05/29/25
8:00am
EZE
$1178
Free cancellation within 83 hours of booking
05/13/25
9:00pm
EZE
25h
IAH
05/14/25
10:00pm
ONT
05/27/25
6:00am
ONT
26h
IAH
05/28/25
8:00am
EZE
$1178
Free cancellation within 83 hours of booking
05/09/25
9:00pm
EZE
25h
IAH
05/10/25
10:00pm
ONT
05/27/25
7:15am
ONT
24h 45m
IAH
05/28/25
8:00am
EZE
$1189
Free cancellation within 83 hours of booking
05/09/25
9:00pm
EZE
25h
IAH
05/10/25
10:00pm
ONT
05/27/25
6:30pm
ONT
37h 30m
DEN
IAH
05/29/25
8:00am
EZE
$1226
Free cancellation within 83 hours of booking
05/08/25
9:00pm
EZE
25h
IAH
05/09/25
10:00pm
ONT
05/26/25
6:30pm
ONT
37h 30m
DEN
IAH
05/28/25
8:00am
EZE
$1343
Free cancellation within 83 hours of booking
05/28/25
9:00pm
EZE
24h 10m
IAH
05/29/25
9:10pm
ONT
06/11/25
6:00am
ONT
26h
IAH
06/12/25
8:00am
EZE
$1471
Free cancellation within 83 hours of booking
05/27/25
8:10pm
EZE
14h 58m
ATL
05/28/25
11:08am
ONT
06/10/25
10:05pm
ONT
35h 40m
ATL
06/12/25
9:45am
EZE
$1576
Free cancellation within 83 hours of booking
05/28/25
8:10pm
EZE
26h 19m
ATL
05/29/25
10:29pm
ONT
06/11/25
11:54am
ONT
21h 51m
ATL
06/12/25
9:45am
EZE
$1732
Free cancellation within 83 hours of booking
05/25/25
9:00pm
EZE
15h 31m
IAH
DEN
05/26/25
12:31pm
ONT
06/10/25
9:05am
ONT
19h 25m
MIA
06/11/25
4:30am
EZE
$1840
Free cancellation within 83 hours of booking
05/14/25
8:10pm
EZE
26h 19m
ATL
05/15/25
10:29pm
ONT
05/28/25
7:05am
ONT
26h 40m
ATL
05/29/25
9:45am
EZE
$1909
Free cancellation within 83 hours of booking
05/07/25
3:05pm
AEP
30h 55m
GRU
IAH
05/08/25
10:00pm
ONT
05/21/25
1:45pm
ONT
42h 15m
IAH
05/23/25
8:00am
AEP
$2052
Free cancellation within 83 hours of booking
05/07/25
3:05pm
AEP
30h 55m
GRU
IAH
05/08/25
10:00pm
ONT
05/21/25
1:45pm
ONT
42h 15m
SFO
IAH
05/23/25
8:00am
AEP
$2138
Free cancellation within 83 hours of booking
05/13/25
8:10pm
EZE
14h 58m
ATL
05/14/25
11:08am
ONT
05/27/25
7:05am
ONT
26h 40m
ATL
05/28/25
9:45am
EZE
$2171
Free cancellation within 83 hours of booking
Top Deals on flights from Buenos Aires to Ontario International Airport
Buenos Aires, AR (BUE) - Los Angeles, US (LAX)
Jan 20
10:30pm
EZE
13h 11m
DFW
PHX
Jan 21
11:41am
ONT
as low as
$907
Buenos Aires, AR (BUE) - Los Angeles, US (LAX)
Jan 5
10:30pm
EZE
11h 3m
DFW
Jan 6
9:33am
ONT
as low as
$1406
Flights to Los Angeles
Browse origins
- Flights
- South America
- Argentina
- Buenos Aires
Browse destinations
- Flights
- North America
- United States
- California
- Los Angeles
- Ontario International Airport
Top Flight Routes Destinations
Flights To San JoseFlights To SingaporeFlights To ViennaFlights To SydneyFlights To MadridFlights To Hong KongFlights To VeniceFlights To MilanFlights To MalagaFlights To LondonFlights To TiranaFlights To RomeFlights To ChennaiFlights To CopenhagenFlights To Tel AvivFlights To OsakaFlights To BarcelonaFlights To DublinFlights To FlorenceFlights To BengaluruFlights To ParisFlights To StockholmFlights To NairobiFlights To MunichFlights To MumbaiFlights To Buenos AiresFlights To ZurichFlights To Ho Chi Minh CityFlights To CairoFlights To Budapest
Priceline is part of Booking Holdings, the world leader in online travel & related services.
