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$306+ Cheap flights from Lisbon (LIS) 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DEN
Jan 22 — Jan 291
Wed 1/22
Wed 1/29
1 adult, Economy
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Cheap flight deals from Lisbon to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) 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 January 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$589
(Mytrip)

One-way from

$306
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$964
Provider with most accurate pricing for Lisbon Humberto Delgado-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Denver Intl flights.
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From Lisbon Humberto Delgado to Denver Intl
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One-way flight from Lisbon Humberto Delgado to Denver Intl
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High demand for flights, 15% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Lisbon to Denver

Cheapest flights from Lisbon to Denver
Explore the most affordable flight options available from Lisbon to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

This Mytrip deal was found by Cheapflights users on 1/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/86:10 amLIS - DEN
2 stops18h 55mMultiple Airlines
Mon 2/243:40 pmDEN - LIS
3 stops21h 45mMultiple Airlines
Deal found 1/16$589
This Booking.com deal was found by Cheapflights users on 1/14. 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.
Mon 3/1711:05 amLIS - DEN
1 stop16h 43mBritish Airways
Tue 4/226:35 pmDEN - LIS
1 stop13h 55mBritish Airways
Deal found 1/14$695
This American Airlines deal was found by Cheapflights users on 1/15. 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.
Sat 2/88:20 amLIS - DEN
2 stops18h 50mAmerican Airlines
Mon 2/245:30 pmDEN - LIS
1 stop21h 25mAmerican Airlines
Deal found 1/15$699
This Finnair deal was found by Cheapflights users on 1/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/174:10 pmLIS - DEN
2 stops33h 30mFinnair
Tue 4/226:35 pmDEN - LIS
1 stop21h 20mFinnair
Deal found 1/14$705
This Virgin Atlantic deal was found by Cheapflights users on 1/14. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1710:00 amLIS - DEN
2 stops17h 27mVirgin Atlantic
Tue 4/226:20 amDEN - LIS
2 stops21h 25mVirgin Atlantic
Deal found 1/14$769
This Scandinavian Airlines deal was found by Cheapflights users on 1/15. 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 1/297:05 amLIS - DEN
2 stops22h 55mScandinavian Airlines
Tue 2/116:29 amDEN - LIS
3 stops26h 41mScandinavian Airlines
Deal found 1/15$776
This Cheapflightsfares deal was found by Cheapflights users on 1/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/308:25 amLIS - DEN
2 stops22h 12mIberia
Thu 7/177:32 amDEN - LIS
2 stops21h 18mIberia
Deal found 1/16$1,832
This FlightHub deal was found by Cheapflights users on 1/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1410:50 amLIS - DEN
2 stops59h 35mAer Lingus
Tue 3/256:30 pmDEN - LIS
2 stops33h 40mAer Lingus
Deal found 1/14$2,517
This Delta deal was found by Cheapflights users on 1/14. 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.
Fri 3/1410:00 amLIS - DEN
1 stop15h 39mDelta
Tue 3/2511:29 amDEN - LIS
2 stops17h 51mDelta
Deal found 1/14$3,191
This United Airlines deal was found by Cheapflights users on 1/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2411:00 amLIS - DEN
1 stop14h 15mUnited Airlines
Sat 3/17:45 amDEN - LIS
2 stops18h 10mUnited Airlines
Deal found 1/16$3,861

Find flights from Lisbon to Denver within your budget

Customize your flight search to find flights from Lisbon 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 2,558,603 searches. Data last updated January 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Sat 2/8

6:10 am-6:05 pm

2 stops18h 55m

Denver Intl

Mon 2/24

3:40 pm-8:25 pm

3 stops21h 45m

$589

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 3/17

11:05 am-9:48 pm

1 stop16h 43m

Denver Intl

Tue 4/22

6:35 pm-3:30 pm

1 stop13h 55m

$695

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Sat 2/8

8:20 am-8:10 pm

2 stops18h 50m

Denver Intl

Mon 2/24

5:30 pm-9:55 pm

1 stop21h 25m

$699

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 3/17

4:10 pm-7:40 pm

2 stops33h 30m

Denver Intl

Tue 4/22

6:35 pm-10:55 pm

1 stop21h 20m

$705

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 3/17

10:00 am-9:27 pm

2 stops17h 27m

Denver Intl

Tue 4/22

6:20 am-10:45 am

2 stops21h 25m

$769

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 1/29

7:05 am-11:00 pm

2 stops22h 55m

Denver Intl

Tue 2/11

6:29 am-4:10 pm

3 stops26h 41m

$776

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 6/30

8:25 am-11:37 pm

2 stops22h 12m

Denver Intl

Thu 7/17

7:32 am-11:50 am

2 stops21h 18m

$1,832

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Fri 3/14

10:50 am-4:25 pm

2 stops59h 35m

Denver Intl

Tue 3/25

6:30 pm-10:10 am

2 stops33h 40m

$2,517

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Fri 3/14

10:00 am-7:39 pm

1 stop15h 39m

Denver Intl

Tue 3/25

11:29 am-11:20 am

2 stops17h 51m

$3,191

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 2/24

11:00 am-6:15 pm

1 stop14h 15m

Denver Intl

Sat 3/1

7:45 am-8:55 am

2 stops18h 10m

$3,861

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 18 results
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Compare providers for flights from Lisbon to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lisbon to Denver in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lisbon-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lisbon to Denver

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

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

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

Currently, October is the cheapest month in which you can book a flight from Lisbon to Denver (average of $197). Flying from Lisbon to Denver in March is currently the most expensive (average of $278). 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.

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 January 17, 2025.
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

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
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

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

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

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
7.5
Good
664 reviews
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

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

United Airlines
7.4
Good
8,965 reviews
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

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

Turkish Airlines
7.3
Good
3,921 reviews
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

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 Lisbon to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Lisbon to Denver round-trip?

    Currently priced at $695, British Airways will fly you from Lisbon to Denver and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Finnair - these airlines can fly you to your destination from $699 and $705, respectively. British Airways is 29% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Lisbon to Denver are Turkish Airlines ($594), Aer Lingus ($626), and Finnair ($650).

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Lisbon to Denver (average of $197). Flying from Lisbon to Denver in March is currently the most expensive (average of $278). 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

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Keystone
Westminster
Black Hawk
Winter Park
Dillon
Lakewood
Broomfield
Silverthorne
Golden
Brighton
Frisco
Wheat Ridge
Grand Lake
Idaho Springs
Greeley
Central City
Englewood
Copper Mountain
Longmont
Thornton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Lisbon to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Lisbon to Colorado Springs flights
Funchal to Denver flights

Top 3 airlines flying from Lisbon to Denver

Discover the top 3 airlines that operate flights from Lisbon 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 2,558,603 searches. Data last updated January 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$679Average$893FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$766Average$932FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$809Average$1,178FlexibilityNo cancel feeOn-time76%
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