$373 Find Cheap Flights from Lisbon to Denver - Compare and Save

In the last 5 days, the lowest price for a flight from Lisbon to Denver was $382 for a one-way ticket and $861 for a round-trip.

Yes, you'll most likely have to show a valid passport before boarding the plane in Lisbon and on arrival in Denver.

Lisbon and Denver are both served by 1 main airport. You will leave Lisbon from Lisbon Humberto Delgado and will be arriving at Denver Intl.

We unfortunately don’t have that data for this specific route.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Lisbon to Denver.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Denver from Lisbon is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Denver with an airline and back to Lisbon with another airline. Booking your flights between Lisbon and DEN can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Denver from Lisbon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.