HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$402+ Cheap flights from Portugal to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DEN
Nov 19 — Nov 261
1 adult
Tue 11/19
Tue 11/26
We work with more than 300 partners to bring you better travel deals

...and more

Find cheap flights from Portugal to Denver with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Portugal to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Portugal (PT0) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 14, 2024.

Find flight deals from Portugal to Denver

Cheapest flights from Portugal to Denver
Explore the most affordable flight options available from Portugal to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2024.

This AirNGo deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/275:00 amLIS - DEN
2 stops18h 12mMultiple Airlines
Fri 12/62:50 pmDEN - LIS
1 stop13h 30mMultiple Airlines
Deal found 11/14$741
This Delta deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/275:00 amLIS - DEN
2 stops19h 37mDelta
Fri 12/611:29 amDEN - LIS
2 stops20h 41mDelta
Deal found 11/14$753
This oojo deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/711:35 amLIS - DEN
1 stop37h 05mTurkish Airlines
Sun 12/157:35 pmDEN - LIS
1 stop36h 25mTurkish Airlines
Deal found 11/14$759
This United Airlines deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/165:00 amLIS - DEN
2 stops23h 35mUnited Airlines
Mon 1/66:00 amDEN - LIS
2 stops19h 10mUnited Airlines
Deal found 11/14$786
This American Airlines deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2411:05 amLIS - DEN
2 stops19h 50mAmerican Airlines
Sun 12/85:30 pmDEN - LIS
1 stop21h 15mAmerican Airlines
Deal found 11/14$791
This Lufthansa deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/286:10 amLIS - DEN
1 stop19h 40mLufthansa
Thu 12/54:25 pmDEN - LIS
1 stop13h 55mLufthansa
Deal found 11/14$795
This British Airways deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1611:05 amLIS - DEN
1 stop17h 43mBritish Airways
Mon 1/612:13 pmDEN - LIS
1 stop13h 52mBritish Airways
Deal found 11/14$805
This Booking.com deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/285:00 amLIS - DEN
2 stops36h 28mAir Canada
Thu 12/511:25 amDEN - LIS
2 stops20h 40mAir Canada
Deal found 11/14$829
This Scandinavian Airlines deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/277:05 amLIS - DEN
2 stops23h 20mScandinavian Airlines
Fri 12/66:35 amDEN - LIS
3 stops26h 00mScandinavian Airlines
Deal found 11/14$922

Find flights from Portugal to Denver within your budget

Customize your flight search to find flights from Portugal to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,752,363 searches. Data last updated November 14, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 11/27

5:00 am-4:12 pm

2 stops18h 12m

Denver Intl

Fri 12/6

2:50 pm-11:20 am

1 stop13h 30m

$741

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 11/27

5:00 am-5:37 pm

2 stops19h 37m

Denver Intl

Fri 12/6

11:29 am-3:10 pm

2 stops20h 41m

$753

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Sat 12/7

11:35 am-5:40 pm

1 stop37h 05m

Denver Intl

Sun 12/15

7:35 pm-3:00 pm

1 stop36h 25m

$759

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 12/16

5:00 am-9:35 pm

2 stops23h 35m

Denver Intl

Mon 1/6

6:00 am-8:10 am

2 stops19h 10m

$786

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Sun 11/24

11:05 am-11:02 pm

1 stop18h 57m

Denver Intl

Sun 12/8

5:30 pm-9:45 pm

1 stop21h 15m

$791

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Thu 11/28

6:10 am-6:50 pm

1 stop19h 40m

Denver Intl

Thu 12/5

4:25 pm-1:20 pm

1 stop13h 55m

$795

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 12/16

11:05 am-9:48 pm

1 stop17h 43m

Denver Intl

Mon 1/6

12:13 pm-9:05 am

1 stop13h 52m

$805

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Thu 11/28

5:00 am-10:28 am

2 stops36h 28m

Denver Intl

Thu 12/5

11:25 am-3:05 pm

2 stops20h 40m

$829

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 11/27

7:05 am-11:25 pm

2 stops23h 20m

Denver Intl

Fri 12/6

6:35 am-3:35 pm

3 stops26h 00m

$922

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Tue 1/14

10:50 am-3:25 pm

2 stops35h 35m

Denver Intl

Sat 1/25

6:00 am-6:15 pm

2 stops29h 15m

$2,477

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 18 results
1
2

Best time to book a flight from Portugal to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Portugal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Portugal to Denver

Get recent, data-driven insights about flights from Portugal to Denver including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portugal to Denver?

Currently, October is the cheapest month in which you can book a flight from Portugal to Denver (average of $197). Flying from Portugal to Denver in March is currently the most expensive (average of $270). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PT to DEN?

Find hourly flight availability from Portugal to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 14, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portugal to Denver as you normally would.

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated November 14, 2024.
Get a feel of what it's like to fly with Scandinavian Airlines, Air France and KLM from Portugal to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,788 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,346 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.7
Good
1,304 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.6
Good
663 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France
7.4
Good
1,538 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Portugal to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Denver from Portugal?

    For a flight from Portugal to Denver, you will be flying into Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city.

  • What are the cheapest airlines to fly from Portugal to Denver one-way?

    $631 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on Finnair and Iberia, with prices starting from $650 and $663, respectively.

  • Can I find deals for flights from Portugal to Denver that include hotel bookings?

    Yes. In addition to deals on Portugal to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portugal to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portugal to Denver.

  • Can I find deals for business class flights from Portugal to Denver?

    Yes. Cheapflights offers flight deals from Portugal to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portugal to Denver?

    Currently, October is the cheapest month in which you can book a flight from Portugal to Denver (average of $197). Flying from Portugal to Denver in March is currently the most expensive (average of $270). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portugal to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Denver flights
Frankfurt to Denver flights
Orly to Denver flights
Charles de Gaulle to Denver flights
Gatwick to Denver flights
Munich to Denver flights
Amsterdam to Denver flights
Madrid to Denver flights
Hamburg to Denver flights
Oslo Gardermoen to Denver flights
Barcelona-El Prat to Denver flights
Manchester to Denver flights
Berlin to Denver flights
Bruxelles-National to Denver flights
Dublin to Denver flights
Vienna to Denver flights
Istanbul to Denver flights
Frederic Chopin to Denver flights
Zurich to Denver flights
Malpensa to Denver flights
Leonardo da Vinci/Fiumicino to Denver flights
Frankfurt to Colorado Springs flights
Duesseldorf Intl to Denver flights
Edinburgh to Denver flights
Marseille to Denver flights
Linate to Denver flights
Copenhagen to Denver flights
Geneva to Denver flights
Luton to Denver flights
Lyon to Denver flights
Arlanda to Denver flights
Nice to Denver flights
Naples to Denver flights
Budapest to Denver flights
Krakow to Denver flights
Vicenza to Colorado Springs flights
Bremen to Denver flights
Glasgow Intl to Denver flights
Helsinki to Denver flights
Prague to Denver flights
Sabiha Gokcen to Denver flights
Stuttgart to Denver flights
Heathrow to Colorado Springs flights
Wroclaw to Denver flights
Bruxelles-National to Colorado Springs flights
Leeds to Denver flights
Toulouse to Denver flights
Athens to Denver flights

Top 3 airlines flying from Portugal to Denver

Discover the top 3 airlines that operate flights from Portugal to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,363 searches. Data last updated November 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$679Average$860FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$766Average$932FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$809Average$1,167FlexibilityNo cancel feeOn-time76%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines