Find Cheap Flights from Ontario to Buenos Aires (ONT - BUE)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Ontario to Buenos Aires

(Round-trip)
Depart: Sun May 21 2017 Return: Fri May 26 2017 Trip spans 6 days
$1208
Select
Aeromexico
Aeromexico
ONT
8:43p
EZE
1:45p
41h 02m
2 stops
EZE
7:40p
ONT
11:13p
27h 33m
2 stops
Depart: Fri Apr 28 2017 Return: Thu May 4 2017 Trip spans 7 days
$1461
Select
United
United
ONT
9:25a
EZE
1:50a
16h 25m
2 stops
EZE
4:55p
ONT
12:46p
19h 51m
2 stops
Depart: Thu Jun 8 2017 Return: Fri Jun 16 2017 Trip spans 9 days
$1557
Select
American Airlines
American Airlines
ONT
2:10a
EZE
11:17p
21h 07m
1 stop
EZE
4:05p
ONT
1:23p
21h 18m
1 stop
Depart: Thu Oct 12 2017 Return: Fri Nov 10 2017 Trip spans 30 days
$1245
Select
Aeromexico
Aeromexico
ONT
8:43p
EZE
12:55p
40h 12m
2 stops
EZE
7:05p
ONT
11:13p
28h 08m
2 stops
Depart: Fri Jun 9 2017 Return: Sun Jun 18 2017 Trip spans 10 days
$1278
Select
Aeromexico
Aeromexico
ONT
8:43p
EZE
1:10p
40h 27m
2 stops
EZE
7:10p
ONT
11:13p
28h 03m
2 stops
Depart: Mon May 1 2017 Return: Sun May 7 2017 Trip spans 7 days
$1461
Select
United
United
ONT
3:15p
EZE
1:50a
34h 35m
2 stops
EZE
4:55p
ONT
8:34p
27h 39m
2 stops
Depart: Sat Jun 10 2017 Return: Sun Jun 18 2017 Trip spans 9 days
$1278
Select
Aeromexico
Aeromexico
ONT
8:43p
EZE
1:10p
16h 27m
2 stops
EZE
7:10p
ONT
11:13p
28h 03m
2 stops
Depart: Tue May 2 2017 Return: Mon May 8 2017 Trip spans 7 days
$1461
Select
United
United
ONT
9:25a
EZE
1:50a
16h 25m
2 stops
EZE
4:55p
ONT
12:46p
19h 51m
2 stops
Depart: Sun Jun 11 2017 Return: Sun Jun 18 2017 Trip spans 8 days
$1278
Select
Aeromexico
Aeromexico
ONT
8:43p
EZE
1:10p
16h 27m
2 stops
EZE
7:10p
ONT
11:13p
28h 03m
2 stops
Depart: Thu May 4 2017 Return: Fri May 12 2017 Trip spans 9 days
$1461
Select
United
United
ONT
8:36a
EZE
1:50a
17h 14m
2 stops
EZE
4:55p
ONT
6:40p
25h 45m
2 stops
Depart: Sat Oct 7 2017 Return: Fri Nov 10 2017 Trip spans 35 days
$1280
Select
Aeromexico
Aeromexico
ONT
8:43p
EZE
12:55p
16h 12m
2 stops
EZE
7:05p
ONT
11:13p
28h 08m
2 stops
Depart: Sun Apr 30 2017 Return: Sat May 6 2017 Trip spans 7 days
$1922
Select
American Airlines
American Airlines
ONT
2:20a
EZE
12:14a
21h 54m
1 stop
EZE
4:05p
ONT
10:05a
18h 00m
1 stop
Depart: Fri May 5 2017 Return: Thu May 11 2017 Trip spans 7 days
$1461
Select
United
United
ONT
6:40a
EZE
1:50a
19h 10m
2 stops
EZE
4:55p
ONT
12:46p
19h 51m
2 stops
Depart: Sun Oct 8 2017 Return: Sat Nov 11 2017 Trip spans 35 days
$1280
Select
Aeromexico
Aeromexico
ONT
8:43p
EZE
12:55p
16h 12m
2 stops
EZE
7:05p
ONT
11:13p
28h 08m
2 stops
Depart: Sat May 6 2017 Return: Fri May 12 2017 Trip spans 7 days
$1461
Select
United
United
ONT
5:10p
EZE
1:50a
32h 40m
2 stops
EZE
4:55p
ONT
7:36p
26h 41m
2 stops
Depart: Sat May 27 2017 Return: Wed Jul 26 2017 Trip spans 61 days
$1304
Select
Aeromexico
Aeromexico
ONT
8:43p
EZE
1:45p
41h 02m
2 stops
EZE
7:10p
ONT
11:02p
27h 52m
2 stops
Depart: Sun May 7 2017 Return: Sat May 13 2017 Trip spans 7 days
$1461
Select
United
United
ONT
3:56a
EZE
1:50a
21h 54m
2 stops
EZE
4:55p
ONT
4:21p
23h 26m
2 stops
Depart: Mon May 8 2017 Return: Sun May 14 2017 Trip spans 7 days
$1461
Select
United
United
ONT
3:56a
EZE
1:50a
21h 54m
2 stops
EZE
4:55p
ONT
4:21p
23h 26m
2 stops
Depart: Thu Jun 15 2017 Return: Sat Jun 24 2017 Trip spans 10 days
$1331
Select
Aeromexico
Aeromexico
ONT
8:43p
EZE
1:10p
40h 27m
2 stops
EZE
7:10p
ONT
11:13p
28h 03m
2 stops
Depart: Tue May 9 2017 Return: Tue May 16 2017 Trip spans 8 days
$1461
Select
United
United
ONT
9:34a
EZE
1:50a
16h 16m
2 stops
EZE
4:55p
ONT
12:46p
19h 51m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Ontario
$1208
Destination

Buenos Aires
$1208