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

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

How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)
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How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)
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How to find the cheapest flight from Ontario (ONT) to Lisbon (LIS)
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Cheap flights from Ontario to Lisbon in November , December 2025

27 Nov - 04 Dec $ 557.00
ONT
Ontario
United Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
United Airlines
2 STOPS
ONT
Ontario
Pick dates
27 Nov - 04 Dec $ 562.00
ONT
Ontario
United Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
United Airlines
2 STOPS
ONT
Ontario
Pick dates
27 Nov - 04 Dec $ 569.00
ONT
Ontario
United Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
United Airlines
2 STOPS
ONT
Ontario
Pick dates

Last minute flights from Ontario to Lisbon

27 Nov - 01 Dec $ 1,583.00
ONT
Ontario
Frontier Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
3 STOPS
ONT
Ontario
Pick dates
27 Nov - 01 Dec $ 1,609.00
ONT
Ontario
Frontier Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
3 STOPS
ONT
Ontario
Pick dates
27 Nov - 01 Dec $ 1,704.00
ONT
Ontario
Frontier Airlines
2 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
3 STOPS
ONT
Ontario
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One-way flights to Lisbon from Ontario

7:00 AM - 8:25 PM
United Airlines
2 Stops
17h 10m
ONT - LIS
$ 308
Kiwi
Pick dates
7:00 AM - 8:25 PM
United Airlines
2 Stops
17h 10m
ONT - LIS
$ 308
Kiwi
Pick dates
7:00 AM - 8:25 PM
United Airlines
2 Stops
17h 10m
ONT - LIS
$ 327
Kiwi
Pick dates

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

Related info for your journey
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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.