Earn point on your loyalty program!arrow arc left

Cheap flights from Ontario (ONT) to Lisbon (LIS)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)

How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Ontario to Lisbon in November , December 2026

25 Nov - 12 Dec $ 965.00
ONT
Ontario
Frontier Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
25 Nov - 12 Dec $ 977.00
ONT
Ontario
Frontier Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
25 Nov - 07 Dec $ 1,010.00
ONT
Ontario
Frontier Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates

Last minute flights from Ontario to Lisbon

24 Nov - 02 Dec $ 1,064.00
ONT
Ontario
Frontier Airlines
1 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
3 STOPS
ONT
Ontario
Pick dates
25 Nov - 02 Dec $ 1,083.00
ONT
Ontario
Frontier Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
3 STOPS
ONT
Ontario
Pick dates
25 Nov - 02 Dec $ 1,095.00
ONT
Ontario
Frontier Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
3 STOPS
ONT
Ontario
Pick dates

One-way flights to Lisbon from Ontario

8:31 PM - 4:35 PM
TAP Portugal
1 Stops
30h 59m
ONT - LIS
$ 485
Kiwi
Pick dates
8:15 AM - 4:35 PM
TAP Portugal
2 Stops
19h 15m
ONT - LIS
$ 504
Kiwi
Pick dates
10:55 AM - 4:35 PM
TAP Portugal
2 Stops
16h 35m
ONT - LIS
$ 516
Kiwi
Pick dates

How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.