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Lisbon

$272+ Cheap flights from Colorado to Lisbon (LIS)

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LIS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Colorado to Lisbon

Keep the following information in mind while searching for Colorado to Lisbon flight deals. Data was last updated June 12, 2025.

Round-trip from

$595
(Booking.com)

One-way from

$272
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,411
From Colorado to Lisbon Humberto Delgado
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One-way flight from Colorado to Lisbon Humberto Delgado
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Highest demand for flights based on searches. 16% potential increase in price ($193 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Colorado to Lisbon

Cheapest flights from Colorado to Lisbon
Explore the most affordable flight options available from Colorado to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Booking.com deal was found by Cheapflights users on 6/11. 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.
Sat 11/16:20 pmCOS - LIS
2 stops57h 00mMultiple Airlines
Tue 11/115:00 amLIS - COS
2 stops23h 47mMultiple Airlines
Deal found 6/11$595
This Air Canada deal was found by Cheapflights users on 6/11. 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.
Sat 11/18:30 amCOS - LIS
3 stops18h 50mAir Canada
Tue 11/1111:00 amLIS - COS
3 stops19h 59mAir Canada
Deal found 6/11$800
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 10/98:55 amASE - LIS
2 stops17h 25mUnited Airlines
Thu 10/305:00 amLIS - ASE
2 stops41h 31mUnited Airlines
Deal found 6/10$822
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Sun 8/314:40 pmDEN - LIS
2 stops22h 20mMultiple Airlines
Sat 9/69:55 pmLIS - DEN
2 stops28h 00mMultiple Airlines
Deal found 6/10$830
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 9/2011:59 pmDEN - LIS
1 stop27h 31mUnited Airlines
Sat 10/46:15 amLIS - DEN
1 stop15h 05mUnited Airlines
Deal found 6/11$831
This Gurufare deal was found by Cheapflights users on 6/11. 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.
Mon 9/87:55 pmDEN - LIS
1 stop18h 40mAer Lingus
Tue 9/3010:15 pmLIS - DEN
1 stop26h 44mAer Lingus
Deal found 6/11$841
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 10/49:30 amCOS - LIS
2 stops40h 50mUnited Airlines
Sun 10/1212:15 pmLIS - COS
2 stops54h 00mUnited Airlines
Deal found 6/10$848
This FlightHub deal was found by Cheapflights users on 6/11. 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.
Wed 7/97:50 pmDEN - LIS
1 stop36h 40mTurkish Airlines
Wed 7/165:55 amLIS - DEN
1 stop19h 00mTurkish Airlines
Deal found 6/11$849
This Delta deal was found by Cheapflights users on 6/11. 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.
Thu 9/2512:45 pmDEN - LIS
2 stops19h 05mDelta
Tue 9/309:50 amLIS - DEN
2 stops19h 56mDelta
Deal found 6/11$853
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:00 pmDEN - LIS
2 stops21h 05mLufthansa
Sat 10/45:05 amLIS - DEN
2 stops21h 23mLufthansa
Deal found 6/12$857
This Scandinavian Airlines deal was found by Cheapflights users on 6/12. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1512:59 pmDEN - LIS
2 stops44h 06mScandinavian Airlines
Thu 11/201:00 pmLIS - DEN
2 stops41h 47mScandinavian Airlines
Deal found 6/12$862
This Air Canada deal was found by Cheapflights users on 6/11. 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 10/37:45 amDEN - LIS
2 stops17h 35mAir Canada
Mon 10/137:30 amLIS - DEN
2 stops19h 24mAir Canada
Deal found 6/11$876

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado to Lisbon 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 June 12, 2025.
Use the filters below to find and compare flights from Colorado to Lisbon that are best for you.

Fly from

Colorado

Fly to

Lisbon

Route

Depart

Return

Price

Colorado SpringsLisbon

COS - LIS

COSLIS

Colorado Springs

Sat 11/1

6:20 pm-9:20 am

2 stops57h 00m

Lisbon Humberto Delgado

Tue 11/11

5:00 am-9:47 pm

2 stops23h 47m

$595

Colorado SpringsLisbon

COS - LIS

COSLIS

Colorado Springs

Sat 11/1

8:30 am-9:20 am

3 stops18h 50m

Lisbon Humberto Delgado

Tue 11/11

11:00 am-11:59 pm

3 stops19h 59m

$800

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Thu 10/9

8:55 am-9:20 am

2 stops17h 25m

Lisbon Humberto Delgado

Thu 10/30

5:00 am-4:31 pm

2 stops41h 31m

$822

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sun 8/31

4:40 pm-10:00 pm

2 stops22h 20m

Lisbon Humberto Delgado

Sat 9/6

9:55 pm-6:55 pm

2 stops28h 00m

$830

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sat 9/20

11:59 pm-10:30 am

1 stop27h 31m

Lisbon Humberto Delgado

Sat 10/4

6:15 am-2:20 pm

1 stop15h 05m

$831

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Mon 9/8

7:55 pm-9:35 pm

1 stop18h 40m

Lisbon Humberto Delgado

Tue 9/30

10:15 pm-5:59 pm

1 stop26h 44m

$841

Colorado SpringsLisbon

COS - LIS

COSLIS

Colorado Springs

Sat 10/4

9:30 am-9:20 am

2 stops40h 50m

Lisbon Humberto Delgado

Sun 10/12

12:15 pm-11:15 am

2 stops54h 00m

$848

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 7/9

7:50 pm-3:30 pm

1 stop36h 40m

Lisbon Humberto Delgado

Wed 7/16

5:55 am-5:55 pm

1 stop19h 00m

$849

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Thu 9/25

12:45 pm-2:50 pm

2 stops19h 05m

Lisbon Humberto Delgado

Tue 9/30

9:50 am-10:46 pm

2 stops19h 56m

$853

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Mon 9/22

6:00 pm-10:05 pm

2 stops21h 05m

Lisbon Humberto Delgado

Sat 10/4

5:05 am-7:28 pm

2 stops21h 23m

$857

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 35 results
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Best time to book a flight from Colorado to Lisbon

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

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

Currently, January is the cheapest month in which you can book a flight from Colorado to Lisbon (average of $612). Flying from Colorado to Lisbon in June is currently the most expensive (average of $1,136). 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 CO to LIS?

Find hourly flight availability from Colorado to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Colorado to Lisbon, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Lisbon by month

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

In terms of precipitation, rainfall in Lisbon 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 Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

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

If weather is an important factor for your trip to Lisbon, 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 Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated June 12, 2025.
To help decide which airline to fly from Colorado to Lisbon, see what other customers have to say about Delta, KLM and Finnair. 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
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Colorado to Lisbon. 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 Lisbon from Colorado?

    Lisbon Humberto Delgado (LIS), located 4.2 mi from the city center, is the airport you fly into when you book flights from Colorado to Lisbon.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $419. Users have also found prices from $467 and $546 on Air Canada and Aer Lingus, respectively.

  • What are the most popular routes from Colorado to Lisbon?

    The most popular flight routes from Colorado to Lisbon are Denver Intl - Lisbon Humberto Delgado, Colorado Springs - Lisbon Humberto Delgado and Aspen Pitkin County - Lisbon Humberto Delgado.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Colorado to Lisbon (average of $612). Flying from Colorado to Lisbon in June is currently the most expensive (average of $1,136). 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 Colorado?

Book flights to Colorado if you plan to visit one of these locations
Sintra
Beja
Nazaré
Ericeira
Costa da Caparica
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Sesimbra
Fátima

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Alternative routes for Colorado to Lisbon

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

Discover the top 10 airlines that operate flights from Colorado to Lisbon. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$458Average$662FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$539Average$1,177FlexibilityNo cancel feeOn-time72%
DeltaCheapest$551Average$924FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$553Average$850FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$555Average$694FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$569Average$904FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$597Average$888FlexibilityNo cancel feeOn-time69%
KLMCheapest$599Average$776FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$619Average$914FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$627Average$951FlexibilityNo cancel feeOn-time67%

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