Find Cheap Flights from Ontario to Portugal

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.
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Book cheap flights from Ontario to Portugal

(Round-trip)
Depart: Sun Sep 24 2017 Return: Wed Oct 4 2017 Trip spans 11 days
$1034
Select
United
United
ONT
6:35a
LIS
10:35p
16h 00m
2 stops
LIS
8:15a
ONT
4:01a
19h 46m
2 stops
Depart: Fri Sep 15 2017 Return: Thu Oct 5 2017 Trip spans 21 days
$1037
Select
Air Canada
Air Canada
ONT
5:40p
LIS
11:10p
29h 30m
2 stops
LIS
8:50a
ONT
11:29a
26h 39m
2 stops
Depart: Sat Jan 6 2018 Return: Mon Jan 15 2018 Trip spans 10 days
$1074
Select
American Airlines
American Airlines
ONT
2:30p
LIS
4:45a
38h 15m
2 stops
LIS
7:40a
ONT
8:40p
37h 00m
2 stops
Depart: Sun Oct 8 2017 Return: Mon Oct 23 2017 Trip spans 16 days
$1082
Select
KLM
KLM
ONT
6:10a
LIS
7:55a
25h 45m
2 stops
LIS
1:00a
ONT
2:54a
25h 54m
2 stops
Depart: Sat Oct 28 2017 Return: Sat Nov 4 2017 Trip spans 8 days
$1082
Select
British Airways
British Airways
ONT
4:15a
LIS
6:45a
26h 30m
2 stops
LIS
2:35p
ONT
2:39a
37h 04m
2 stops
Depart: Wed Oct 11 2017 Return: Tue Oct 24 2017 Trip spans 14 days
$1085
Select
Air France
Air France
ONT
6:10a
LIS
2:55a
20h 45m
2 stops
LIS
1:40a
ONT
9:58p
20h 18m
2 stops
Depart: Sat Sep 30 2017 Return: Mon Oct 9 2017 Trip spans 10 days
$1034
Select
United
United
ONT
1:45a
LIS
10:35p
20h 50m
2 stops
LIS
6:25a
ONT
3:56a
21h 31m
2 stops
Depart: Thu Nov 9 2017 Return: Sun Nov 19 2017 Trip spans 11 days
$1039
Select
Air Canada
Air Canada
ONT
12:35a
LIS
10:15p
21h 40m
2 stops
LIS
7:55a
ONT
10:32a
26h 37m
2 stops
Depart: Mon Oct 9 2017 Return: Mon Oct 23 2017 Trip spans 15 days
$1082
Select
KLM
KLM
ONT
6:10a
LIS
10:50a
28h 40m
2 stops
LIS
1:00a
ONT
2:54a
25h 54m
2 stops
Depart: Sat Nov 18 2017 Return: Sun Nov 26 2017 Trip spans 9 days
$1093
Select
American Airlines
American Airlines
ONT
11:25a
LIS
4:45a
17h 20m
2 stops
LIS
5:40a
ONT
3:09a
21h 29m
2 stops
Depart: Tue Oct 10 2017 Return: Tue Oct 24 2017 Trip spans 15 days
$1110
Select
Air France
Air France
ONT
6:10a
LIS
5:40a
23h 30m
2 stops
LIS
1:40a
ONT
9:58p
20h 18m
2 stops
Depart: Sat Nov 4 2017 Return: Sat Nov 11 2017 Trip spans 8 days
$1121
Select
British Airways
British Airways
ONT
6:50a
LIS
10:25a
28h 35m
2 stops
LIS
2:15a
ONT
11:04p
20h 49m
2 stops
Depart: Sat Dec 30 2017 Return: Mon Jan 8 2018 Trip spans 10 days
$1034
Select
United
United
ONT
4:45p
LIS
7:10p
26h 25m
2 stops
LIS
5:15a
ONT
10:18a
29h 03m
2 stops
Depart: Sat Oct 7 2017 Return: Mon Oct 23 2017 Trip spans 17 days
$1107
Select
KLM
KLM
ONT
2:00a
LIS
10:50a
32h 50m
2 stops
LIS
1:00a
ONT
2:54a
25h 54m
2 stops
Depart: Thu Oct 12 2017 Return: Tue Oct 24 2017 Trip spans 13 days
$1110
Select
Air France
Air France
ONT
6:10a
LIS
5:40a
23h 30m
2 stops
LIS
1:40a
ONT
9:58p
20h 18m
2 stops
Depart: Wed Dec 20 2017 Return: Fri Dec 29 2017 Trip spans 10 days
$1114
Select
Air Canada
Air Canada
ONT
4:45p
LIS
10:15p
29h 30m
2 stops
LIS
7:55a
ONT
10:18a
26h 23m
2 stops
Depart: Sat Sep 16 2017 Return: Sat Sep 23 2017 Trip spans 8 days
$1130
Select
British Airways
British Airways
ONT
10:14a
LIS
11:15a
25h 01m
2 stops
LIS
3:15a
ONT
11:55p
20h 40m
2 stops
Depart: Sun Dec 31 2017 Return: Mon Jan 8 2018 Trip spans 9 days
$1034
Select
United
United
ONT
3:00a
LIS
7:10p
16h 10m
2 stops
LIS
5:15a
ONT
2:58a
21h 43m
2 stops
Depart: Sun Jan 7 2018 Return: Mon Jan 15 2018 Trip spans 9 days
$1034
Select
United
United
ONT
4:45p
LIS
7:10p
26h 25m
2 stops
LIS
5:15a
ONT
12:48p
31h 33m
2 stops
Depart: Fri Dec 1 2017 Return: Sat Dec 16 2017 Trip spans 16 days
$1171
Select
British Airways
British Airways
ONT
9:35a
LIS
4:45a
19h 10m
2 stops
LIS
2:15a
ONT
2:08a
23h 53m
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:

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

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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.

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Airports
Origin

Ontario
$1034
Destination

Lisbon
$1034