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$248+ Cheap flights from Denver (DEN) to 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LIS
Nov 19 — Nov 261
Tue 11/19
Tue 11/26
1 adult, Economy
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Cheap flight deals from Denver to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Portugal (PT0). 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 Denver to Portugal

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

This FlightHub deal was found by Cheapflights users on 11/13. 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.
Tue 12/37:35 pmDEN - OPO
1 stop31h 25mTurkish Airlines
Thu 12/124:25 pmOPO - DEN
1 stop32h 15mTurkish Airlines
Deal found 11/13$624
This Turkish Airlines deal was found by Cheapflights users on 11/12. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/297:35 pmDEN - LIS
1 stop31h 30mTurkish Airlines
Thu 12/124:00 pmLIS - DEN
1 stop32h 40mTurkish Airlines
Deal found 11/12$694
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/316:05 pmDEN - LIS
1 stop33h 10mUnited Airlines
Fri 1/1011:00 amLIS - DEN
1 stop30h 28mUnited Airlines
Deal found 11/14$695
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3111:25 amDEN - LIS
1 stop14h 55mAir Canada
Fri 1/1011:00 amLIS - DEN
2 stops28h 57mAir Canada
Deal found 11/14$700
This KLM deal was found by Cheapflights users on 11/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1112:01 pmDEN - LIS
1 stop12h 59mKLM
Wed 12/1810:00 amLIS - DEN
1 stop15h 10mKLM
Deal found 11/12$706
This Virgin Atlantic deal was found by Cheapflights users on 11/12. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/115:45 amDEN - LIS
2 stops17h 50mVirgin Atlantic
Wed 12/1811:15 amLIS - DEN
2 stops20h 09mVirgin Atlantic
Deal found 11/12$714
This Gurufare deal was found by Cheapflights users on 11/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/276:20 amDEN - LIS
2 stops43h 35mScandinavian Airlines
Sun 12/157:00 pmLIS - DEN
2 stops34h 29mScandinavian Airlines
Deal found 11/12$727
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/57:21 pmDEN - OPO
3 stops33h 34mMultiple Airlines
Wed 12/1112:40 pmOPO - DEN
3 stops35h 27mMultiple Airlines
Deal found 11/14$762
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1410:50 amDEN - LIS
2 stops15h 10mAir France
Wed 12/2510:00 amLIS - DEN
1 stop15h 16mAir France
Deal found 11/14$788
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1410:50 amDEN - LIS
2 stops15h 10mMultiple Airlines
Wed 12/255:00 amLIS - DEN
2 stops18h 46mMultiple Airlines
Deal found 11/14$796
This British Airways deal was found by Cheapflights users on 11/13. 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.
Wed 12/45:30 pmDEN - LIS
1 stop14h 25mBritish Airways
Fri 12/1311:05 amLIS - DEN
1 stop17h 43mBritish Airways
Deal found 11/13$816
This Cheapflightsfares deal was found by Cheapflights users on 11/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/97:00 amDEN - LIS
2 stops20h 10mAer Lingus
Mon 12/1610:50 amLIS - DEN
2 stops18h 46mAer Lingus
Deal found 11/13$818

Find flights from Denver to Portugal within your budget

Customize your flight search to find flights from Denver to Portugal 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.

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Route

Depart

Return

Price

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Sun 2/16

5:45 pm-3:10 pm

1 stop14h 25m

Porto

Wed 3/12

6:00 am-9:58 pm

2 stops21h 58m

$608

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Sun 2/16

5:45 pm-3:10 pm

1 stop14h 25m

Porto

Wed 3/12

6:00 am-4:55 pm

1 stop16h 55m

$617

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Tue 2/11

3:50 pm-3:15 pm

1 stop16h 25m

Porto

Tue 2/18

6:00 am-3:55 pm

1 stop16h 55m

$618

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Tue 1/28

7:35 pm-3:25 pm

1 stop36h 50m

Porto

Sat 2/1

10:40 am-5:40 pm

1 stop38h 00m

$621

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 4/16

6:30 am-4:00 pm

2 stops26h 30m

Lisbon Humberto Delgado

Sat 4/26

7:20 am-11:01 pm

2 stops22h 41m

$679

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 3/5

11:40 am-6:35 am

1 stop11h 55m

Lisbon Humberto Delgado

Wed 3/19

10:00 am-8:21 pm

1 stop16h 21m

$680

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 1/1

9:40 am-10:15 am

2 stops17h 35m

Lisbon Humberto Delgado

Sat 1/11

11:00 am-9:50 am

2 stops29h 50m

$681

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Thu 1/9

11:25 am-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Sat 1/25

11:00 am-6:24 pm

2 stops38h 24m

$682

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 1/22

12:41 pm-8:00 am

1 stop12h 19m

Lisbon Humberto Delgado

Wed 4/16

10:00 am-6:34 pm

1 stop15h 34m

$683

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 1/1

6:50 am-6:55 am

2 stops17h 05m

Lisbon Humberto Delgado

Sat 1/11

7:00 am-3:25 pm

1 stop15h 25m

$688

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 48 results
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Best time to book a flight from Denver to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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.

Travel insights for flights from Denver to Portugal

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

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

Currently, December is the cheapest month in which you can book a flight from Denver to Portugal (average of $589). Flying from Denver to Portugal in June is currently the most expensive (average of $1,182). 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 DEN to PT?

Find hourly flight availability from Denver to Portugal. 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 Denver to Portugal as you normally would.

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated November 14, 2024.
See what other customers who have flown with Scandinavian Airlines, Finnair and Air Canada from Denver to Portugal have to say. You can also see how each airline compares 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

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    Most people fly from Denver Intl (DEN) if they book a flight from Denver to Portugal. Denver Intl is conveniently located just 18.5 mi from Denver’s city center.

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

    The cheapest airlines for a one-way flight from Denver to Portugal are KLM ($440), British Airways ($441), and Delta ($457).

  • What are the most popular routes from Denver to Portugal?

    Most travelers choose Denver Intl - Lisbon Humberto Delgado, Denver Intl - Porto or Denver Intl - Ponta Delgada Nordela when deciding on the best route from Denver to Portugal.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver to Portugal 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 Denver to Portugal?

    Currently, December is the cheapest month in which you can book a flight from Denver to Portugal (average of $589). Flying from Denver to Portugal in June is currently the most expensive (average of $1,182). 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.

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Alternative routes for Denver to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Denver to Portugal

Discover the top 10 airlines that operate flights from Denver to Portugal. 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$507Average$858FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$515Average$1,027FlexibilityNo cancel feeOn-time67%
KLMCheapest$516Average$946FlexibilityNo cancel feeOn-time75%
DeltaCheapest$525Average$1,024FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$551Average$1,002FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$554Average$1,201FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$559Average$980FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$599Average$1,213FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$603Average$765FlexibilityNo cancel feeOn-time77%
SWISSCheapest$712Average$1,202FlexibilityNo cancel feeOn-time79%
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