Flights from Denver to Portugal available from USD 712*

Promo code

Fly in the next three months: Flights from Denver to to Portugal

USD

Denver (DEN)to

Lisbon (LIS)
Jan 08 2026 - Feb 10 2026
From
USD 1,023
Viewed 2 days ago
Round trip
Economy

Denver (DEN)to

Lisbon (LIS)
Dec 29 2025 - Jan 06 2026
From
USD 1,353
Viewed 8 hrs ago
Round trip
Economy

Denver (DEN)to

Lisbon (LIS)
Dec 24 2025 - Jan 04 2026
From
USD 2,067
Viewed 2 days ago
Round trip
Economy

Denver (DEN)to

Lisbon (LIS)
Dec 21 2025 - Dec 28 2025
From
USD 2,461
Viewed 2 days ago
Round trip
Economy

Denver (DEN)to

Lisbon (LIS)
Nov 15 2025 - Nov 29 2025
From
USD 3,163
Viewed 2 days ago
Round trip
Economy

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

Blue image with a map of Iceland and text that reads: Include a little more of Iceland in your journey. Add a Stopover

Plan ahead for your trip from Denver to Portugal with Icelandair

USD
Plan ahead for your trip from Denver to Portugal with Icelandair
From
To
Fare type
Dates
Price
Denver (DEN)Lisbon (LIS)Round trip
/
Economy		Mar 14 2026 - Mar 22 2026

From

USD 712

Viewed 11 hrs ago

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.