Cheap Flights from Porto Airport to Colorado from $621 Roundtrip

Flight deals from Porto Airport to Colorado

Looking for cheap flights from Porto Airport to Colorado, or a last-minute trip? Find the cheapest prices on one-way and round-trip flights right here.

Denver.$621 per passenger.Departing Tue, Feb 24, returning Tue, Mar 3.Round-trip flight with Ryanair and Icelandair.Outbound indirect flight with Ryanair, departing from Porto on Tue, Feb 24, arriving in Denver International.Inbound indirect flight with Icelandair, departing from Denver International on Tue, Mar 3, arriving in Porto.Price includes taxes and charges.From $621, select.

Aspen.$1,441 per passenger.Departing Wed, Feb 4, returning Sun, Feb 8.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Porto on Wed, Feb 4, arriving in Aspen.Inbound indirect flight with Delta, departing from Aspen on Sun, Feb 8, arriving in Porto.Price includes taxes and charges.From $1,441, select.

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Flying from Porto Airport to Colorado

Arm yourself with these facts on the fly.

Cheapest flight found	$621
Cheapest month to fly	February

How to find cheap flights from Porto Airport to Colorado

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Porto Airport to Colorado. Other savvy travelers recently found round-trip flights from $621 and one-way tickets from $307. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in February

The cheapest time to fly from Porto Airport to Colorado is currently February.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Porto Airport to anywhere you choose in Colorado.

Watch as flight prices go up and down

With Price Alerts, we'll let you know when flight prices from Porto Airport to your chosen airport in Colorado go up or down so you can book when the time is just right.

Relax – these are fee-free plane tickets

With us, there are no added fees – the Colorado Airport to Colorado flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from Porto Airport to Colorado?

There are currently no direct flights from Porto Airport to Colorado, but we've found some other routes to United States – check them out now.

What is the average price of a flight from Porto Airport to Colorado?

We looked at all of the upcoming round-trip flights from Porto Airport to Colorado we could find over the next 12 months. It looks like $621 is the best price. This is good, compared to the average Colorado ticket price of $1,031.

What is the cheapest month to fly from Porto Airport to Colorado?

The cheapest month to fly from Porto Airport to Aspen Airport is currently February.
The cheapest month to fly from Porto Airport to Denver International Airport is usually February.

On which upcoming date is it cheapest to fly from Porto Airport to Colorado?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Porto Airport to Colorado on Tuesday, February 24, 2026.

If I'm flying from Porto Airport, where in Colorado is cheapest to fly to?

If you're flying from Porto, the cheapest city in Colorado to fly into is Denver. The cheapest airport serving Denver at the moment is Denver International.