HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portimão

$378+ Cheap flights from Denver (DEN) to Portimão, Portugal

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FAO
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Portimão 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 Denver to Portimão

Cheapest flights from Denver to Portimão
Explore the most affordable flight options available from Denver to Portimão. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:20 pmDEN - FAO
2 stops24h 30mLufthansa
Wed 12/312:10 pmFAO - DEN
2 stops36h 18mLufthansa
Deal found 12/16$1,713
This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:20 pmDEN - FAO
2 stops35h 05mLufthansa
Fri 1/24:35 pmFAO - DEN
2 stops33h 53mLufthansa
Deal found 12/16$2,365
This FlightHub deal was found by Cheapflights users on 12/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:20 pmDEN - FAO
2 stops24h 30mLufthansa
Sat 1/36:05 amFAO - DEN
2 stops20h 23mLufthansa
Deal found 12/17$2,633
This Air Canada deal was found by Cheapflights users on 12/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:25 pmDEN - FAO
2 stops19h 20mAir Canada
Wed 12/316:05 amFAO - DEN
3 stops23h 01mAir Canada
Deal found 12/16$2,745
This Air Canada deal was found by Cheapflights users on 12/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:35 amDEN - FAO
3 stops23h 10mAir Canada
Fri 1/26:05 amFAO - DEN
2 stops35h 18mAir Canada
Deal found 12/16$3,450

Find flight deals from Denver to Portimão

Keep the following information in mind while searching for Denver to Portimão flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$674
(British Airways)

One-way from

$378
(oojo)

Popular in

June

Cheapest in

December

Average price

$736
Provider with most accurate pricing for Denver Intl-Faro flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Faro flights.
Search Deals
From Denver Intl to Portimão
Search Deals
One-way flight from Denver Intl to Portimão
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($303 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($68 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Portimão 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Denver to Portimão that are best for you.

Fly from

Denver

Fly to

Portimão

Route

Depart

Return

Price

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Sun 2/15

5:25 pm-5:00 pm

1 stop16h 35m

Faro

Mon 3/2

7:05 pm-3:30 pm

1 stop27h 25m

$682

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Mon 3/16

6:25 pm-10:35 am

1 stop34h 10m

Faro

Wed 4/1

8:00 pm-4:30 pm

1 stop27h 30m

$683

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Mon 1/19

5:25 pm-10:35 am

1 stop34h 10m

Faro

Thu 1/29

7:00 pm-3:30 pm

1 stop27h 30m

$708

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Wed 2/18

5:25 pm-9:00 am

1 stop32h 35m

Faro

Wed 3/4

11:25 am-3:30 pm

1 stop35h 05m

$708

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Sun 1/18

5:25 pm-5:00 pm

1 stop16h 35m

Faro

Mon 1/26

5:50 pm-3:30 pm

1 stop28h 40m

$708

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Sun 1/18

5:25 pm-5:00 pm

1 stop16h 35m

Faro

Thu 1/29

7:00 pm-3:30 pm

1 stop27h 30m

$708

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Tue 2/17

5:25 pm-5:50 pm

1 stop17h 25m

Faro

Wed 3/4

6:40 pm-3:30 pm

1 stop27h 50m

$708

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Fri 1/23

3:40 pm-6:00 pm

2 stops19h 20m

Faro

Sat 1/31

4:35 pm-6:05 pm

3 stops32h 30m

$713

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Mon 3/16

6:25 pm-10:35 am

1 stop34h 10m

Faro

Sun 3/29

7:10 pm-4:30 pm

1 stop28h 20m

$732

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Thu 3/19

6:25 pm-4:45 pm

1 stop16h 20m

Faro

Mon 3/30

11:10 am-4:30 pm

1 stop36h 20m

$732

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 18 results
1
2

Best time to book a flight from Denver to Portimão

Have a flexible travel schedule? Discover the best time to fly to Portimão from Denver 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.

Cheapflights Insights

Everything you need to know about your flight from Denver to Portimão

What is the cheapest time of day to fly from DEN to P0T?

Find hourly flight availability from Denver to Portimão. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s optimal to fly from Denver to Portimão in the evening. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Portimão

Get insights into the airlines that provide service to Portimão. 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 Portimão. Reviews last updated December 18, 2025.
See what other customers who have flown with United Airlines, Aer Lingus, and Lufthansa from Denver to Portimão have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,091 reviews

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
Aer Lingus
7.2
Good
1,395 reviews
United Airlines
7.4
Good
9,091 reviews

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
Lufthansa
6.8
Okay
7,634 reviews
United Airlines
7.4
Good
9,091 reviews

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
British Airways
6.7
Okay
7,583 reviews
United Airlines
7.4
Good
9,091 reviews

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

Find useful and relevant information for your journey from Denver to Portimão. 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 from for flights from Denver to Portimão?

    Denver Intl (DEN) is the airport you will fly out of if you book a flight from Denver to Portimão. You should not have trouble finding flights to Portimão from Denver Intl; the airport handles an average of 0 outbound flights to Portimão per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Denver airport to Portimão. It is only a 18.5 mi journey to Denver Intl (DEN) from Denver’s city center.

  • How long is the flight from Denver to Portimão?

    A quick flight from Denver to Portimão can take about 16h 35m. British Airways provides one of the quickest options available for as low as $682. The distance from Denver to Portimão is about 4950 mi.

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $487. Users have also found prices from $504 and $505 on Lufthansa and United Airlines, respectively.

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

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

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

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

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

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

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.

Top 4 airlines flying from Denver to Portimão

Discover the top 4 airlines that operate flights from Denver to Portimão. 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$639Average$937FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$746Average$1,427FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$822Average$1,077FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$851Average$1,165FlexibilityNo cancel feeOn-timeN/A

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.