How does KAYAK find such low prices on flights from Colorado to Porto?

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 Colorado to Porto. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Porto?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Colorado is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Colorado to Porto?

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 Porto with an airline and back to Colorado with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Porto?

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 Porto from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$517 Cheap Flights from Colorado to Porto

OPO

KAYAK searches hundreds of travel sites at once for deals on flights to Porto

...and more

Travelers love KAYAK

41.299.237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$662

Overall average: $883

Turkish Airlines

Thu 4/16Mon 4/27

DEN - OPO • 1 stop

Cheapest one-way

$517

Typical prices: $530-$619

Turkish Airlines

Sat 3/21

DEN - OPO • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Porto!

Flight Deals

Cheap Flights from Colorado to Porto

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Colorado to Porto that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Colorado to Porto

Thu, Apr 16 - Mon, Apr 27

8:25 pm - 9:40 am

DEN

OPO

30h 15m1 stop

10:40 am - 6:25 pm

OPO

DEN

38h 45m1 stop

$662Turkish Airlines

Mon, Jan 12 - Mon, Jan 19

11:15 am - 9:15 pm

DEN

OPO

27h 00m2 stops

6:15 am - 7:55 pm

OPO

DEN

20h 40m2 stops

$663Multiple Airlines

Thu, Jan 15 - Thu, Jan 22

7:20 pm - 9:55 am

DEN

OPO

31h 35m1 stop

10:55 am - 5:35 pm

OPO

DEN

37h 40m1 stop

$665Turkish Airlines

Fri, Jan 30 - Fri, Feb 6

11:15 am - 9:25 pm

DEN

OPO

27h 10m3 stops

7:00 am - 7:55 pm

OPO

DEN

19h 55m2 stops

$671Multiple Airlines

Tue, Mar 24 - Tue, Mar 31

1:40 pm - 9:30 am

DEN

OPO

13h 50m1 stop

6:00 am - 3:35 pm

OPO

DEN

16h 35m1 stop

$675United Airlines

Thu, Mar 19 - Tue, Mar 24

11:15 am - 1:15 pm

DEN

OPO

20h 00m2 stops

9:55 pm - 7:55 pm

OPO

DEN

28h 00m2 stops

$681Multiple Airlines

Tue, Mar 24 - Tue, Mar 31

1:25 pm - 9:30 am

DEN

OPO

14h 05m2 stops

6:00 am - 4:27 pm

OPO

DEN

17h 27m2 stops

$685United Airlines

Mon, Jan 12 - Mon, Jan 19

11:15 am - 6:15 pm

DEN

OPO

24h 00m3 stops

6:15 am - 7:55 pm

OPO

DEN

20h 40m2 stops

$687Multiple Airlines

Mon, Feb 2 - Wed, Feb 18

3:55 pm - 2:55 pm

DEN

OPO

16h 00m1 stop

6:00 am - 4:00 pm

OPO

DEN

17h 00m1 stop

$698Lufthansa

Thu, Mar 19 - Tue, Mar 24

11:15 am - 1:15 pm

DEN

OPO

20h 00m2 stops

11:00 am - 3:35 pm

OPO

DEN

34h 35m3 stops

$704Multiple Airlines

Useful Info

Low season	February
High season	July
Cheapest flight	$517

Best time to beat the crowds with an average 17% drop in price.

Most popular time to fly with an average 20% increase in price.

Flight from Denver to Porto

How does KAYAK find such low prices on flights from Colorado to Porto?
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 Colorado to Porto.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Porto?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Colorado to Porto?
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 Porto with an airline and back to Colorado with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Porto?
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 Porto from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Lamego

Guimarães

Pinhao

Chaves

Esposende

Viseu

Arcos de Valdevez

Espinho

Ponte de Lima

Baiao

Caminha

Santa Maria da Feira

Mira

Penafiel

Amares

Curia

Everything you need to know for your flight to Porto

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Information on the airport you'll fly into in Porto

Porto (OPO)

OPO

$517 Find Cheap Flights from Colorado to Porto

KAYAK searches hundreds of travel sites at once for deals on flights to Porto

Everything you should know

Cheap Flights from Colorado to Porto

Recent round-trip flight deals from Colorado to Porto

Recent one-way flight deals from Colorado to Porto

Good to know

FAQs for booking flights from Colorado to Porto

How does KAYAK find such low prices on flights from Colorado to Porto?

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 Colorado to Porto.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Porto?

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

What is the Hacker Fare option on flights from Colorado to Porto?

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 Porto with an airline and back to Colorado with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Porto?

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 Porto from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Porto?

Everything you need to know for your flight to Porto

Information on the airport you'll fly into in Porto

Cabin class types available on flights to Colorado

Complete your trip to Porto with a hotel stay or car rental

Find direct flights for Porto

Flights to other popular destinations

Flights from domestic origins to Porto

Choose which airport to fly into in Porto