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Cheap flights from Denver (DEN) to Lisbon (LIS)

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0 Children (2~11)
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How to find the cheapest flight from Denver (DEN) to Lisbon (LIS)

How to find the cheapest flight from Denver (DEN) to Lisbon (LIS)
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How to find the cheapest flight from Denver (DEN) to Lisbon (LIS)
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How to find the cheapest flight from Denver (DEN) to Lisbon (LIS)
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Cheap flights from Denver to Lisbon in September , October 2026

30 Sep - 08 Oct $ 1,019.00
DEN
Denver
United Airlines
1 STOPS
LIS
Lisbon
LIS
Lisbon
United Airlines
1 STOPS
DEN
Denver
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30 Sep - 08 Oct $ 1,020.00
DEN
Denver
United Airlines
1 STOPS
LIS
Lisbon
LIS
Lisbon
United Airlines
1 STOPS
DEN
Denver
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30 Sep - 13 Oct $ 1,020.00
DEN
Denver
United Airlines
1 STOPS
LIS
Lisbon
LIS
Lisbon
United Airlines
1 STOPS
DEN
Denver
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Last minute flights from Denver to Lisbon

29 Sep - 01 Oct $ 1,512.00
DEN
Denver
Frontier Airlines
1 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
1 STOPS
DEN
Denver
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28 Sep - 01 Oct $ 1,520.00
DEN
Denver
Frontier Airlines
1 STOPS
LIS
Lisbon
LIS
Lisbon
Frontier Airlines
1 STOPS
DEN
Denver
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28 Sep - 30 Sep $ 1,612.00
DEN
Denver
Lufthansa
1 STOPS
LIS
Lisbon
LIS
Lisbon
Lufthansa
1 STOPS
DEN
Denver
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One-way flights to Lisbon from Denver

3:45 PM - 10:25 PM
United Airlines
1 Stops
11h 45m
DEN - LIS
$ 553
Kiwi
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1:42 PM - 8:30 PM
United Airlines
1 Stops
11h 38m
DEN - LIS
$ 558
Kiwi
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4:05 PM - 11:15 AM
Lufthansa
1 Stops
14h 35m
DEN - LIS
$ 595
Kiwi
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How to find the cheapest flight from Denver (DEN) to Lisbon (LIS)

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