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Portugal

$258+ Cheap flights from Colorado 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LIS
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Colorado to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from Colorado (USCO) 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 21, 2024.

Find flight deals from Colorado to Portugal

Cheapest flights from Colorado to Portugal
Explore the most affordable flight options available from Colorado to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Justfly.com deal was found by Cheapflights users on 11/21. 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 Justfly.com 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 1/105:00 amLIS - DEN
2 stops18h 38mAir Canada
Deal found 11/21$733
This British Airways deal was found by Cheapflights users on 11/21. 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.
Tue 12/315:30 pmDEN - LIS
1 stop21h 15mBritish Airways
Fri 1/107:05 amLIS - DEN
1 stop15h 20mBritish Airways
Deal found 11/21$755
This KLM deal was found by Cheapflights users on 11/21. 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.
Sun 12/811:15 amDEN - LIS
1 stop14h 40mMultiple Airlines
Sun 12/155:30 amLIS - DEN
1 stop14h 05mMultiple Airlines
Deal found 11/21$808
This Air France deal was found by Cheapflights users on 11/21. 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.
Sun 12/811:29 amDEN - LIS
2 stops13h 31mAir France
Sun 12/1511:15 amLIS - DEN
2 stops17h 37mAir France
Deal found 11/21$810
This KLM deal was found by Cheapflights users on 11/21. 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.
Thu 12/1212:01 pmDEN - LIS
1 stop12h 59mKLM
Wed 12/255:00 amLIS - DEN
2 stops18h 46mKLM
Deal found 11/21$813
This United deal was found by Cheapflights users on 11/21. 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.
Wed 12/115:45 pmDEN - OPO
1 stop14h 30mUnited Airlines
Wed 12/186:00 amOPO - DEN
2 stops34h 00mUnited Airlines
Deal found 11/21$887
This KAYAK deal was found by Cheapflights users on 11/21. 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 11/2712:44 pmDEN - LIS
2 stops25h 51mScandinavian Airlines
Wed 12/47:00 pmLIS - DEN
2 stops34h 15mScandinavian Airlines
Deal found 11/21$934
This Expedia deal was found by Cheapflights users on 11/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/75:40 pmDEN - OPO
2 stops41h 35mMultiple Airlines
Sun 12/156:05 amOPO - DEN
2 stops35h 23mMultiple Airlines
Deal found 11/21$938
This Delta deal was found by Cheapflights users on 11/21. 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.
Sat 11/305:45 amDEN - LIS
2 stops19h 15mDelta
Sun 12/85:00 amLIS - DEN
2 stops22h 00mDelta
Deal found 11/21$944
This FlightHub deal was found by Cheapflights users on 11/21. 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 12/247:35 pmDEN - LIS
1 stop31h 40mTurkish Airlines
Sun 12/294:00 pmLIS - DEN
1 stop32h 40mTurkish Airlines
Deal found 11/21$951
This United Airlines deal was found by Cheapflights users on 11/21. 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 12/123:55 pmDEN - LIS
1 stop11h 15mUnited Airlines
Tue 1/711:00 amLIS - DEN
2 stops32h 34mUnited Airlines
Deal found 11/21$1,016
This American Airlines deal was found by Cheapflights users on 11/21. 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 12/148:06 amDEN - LIS
2 stops17h 59mAmerican Airlines
Sat 12/2110:30 amLIS - DEN
1 stop19h 31mAmerican Airlines
Deal found 11/21$1,062

Find flights from Colorado to Portugal within your budget

Customize your flight search to find flights from Colorado 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Tue 2/11

11:25 am-11:40 am

2 stops17h 15m

Porto

Tue 2/18

6:00 am-10:28 am

2 stops35h 28m

$615

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

$622

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Tue 2/11

11:25 am-12:05 pm

2 stops17h 40m

Porto

Tue 2/18

6:00 am-3:55 pm

1 stop16h 55m

$626

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Tue 1/7

2:50 pm-10:50 am

1 stop13h 00m

Porto

Tue 1/14

6:00 am-8:25 pm

2 stops21h 25m

$628

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Tue 3/4

7:35 pm-10:00 am

1 stop31h 25m

Porto

Thu 3/20

4:25 pm-6:40 pm

1 stop32h 15m

$658

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Tue 1/7

6:50 am-9:15 am

2 stops43h 25m

Lisbon Humberto Delgado

Tue 5/6

12:10 pm-11:01 pm

2 stops41h 51m

$688

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 1/1

5:45 pm-11:30 pm

2 stops22h 45m

Lisbon Humberto Delgado

Sat 1/11

5:00 am-4:38 pm

2 stops18h 38m

$693

Colorado SpringsLisbon

COS - LIS

COSLIS

Colorado Springs

Sun 2/2

7:30 am-8:10 am

2 stops17h 40m

Lisbon Humberto Delgado

Thu 2/13

11:00 am-7:10 pm

2 stops39h 10m

$701

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Thu 2/13

11:25 am-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Sun 2/23

5:00 am-4:38 pm

2 stops18h 38m

$701

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Thu 2/13

11:10 am-8:00 am

1 stop13h 50m

Lisbon Humberto Delgado

Sun 2/23

5:30 am-12:35 pm

1 stop14h 05m

$702

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 55 results
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Best time to book a flight from Colorado to Portugal

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

Travel insights for flights from Colorado to Portugal

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

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

Currently, December is the cheapest month in which you can book a flight from Colorado to Portugal (average of $589). Flying from Colorado 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 CO to PT?

Find hourly flight availability from Colorado 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 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado 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 21, 2024.
Read through reviews of airlines operating flights from Colorado to Portugal, such as Scandinavian Airlines, British Airways and KLM. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

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
8,755 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

SWISS
7.6
Good
1,636 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Virgin Atlantic
7.5
Good
663 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

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 Colorado to Portugal. 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 to fly from Colorado to Portugal one-way?

    The cheapest airlines for a one-way flight from Colorado to Portugal are Air France ($436), British Airways ($440), and Finnair ($443).

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Colorado to Portugal (average of $589). Flying from Colorado 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 Colorado 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 Colorado to Portugal

Discover the top 10 airlines that operate flights from Colorado 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$516Average$949FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$516Average$893FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$523Average$1,031FlexibilityNo cancel feeOn-time67%
DeltaCheapest$528Average$1,024FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$551Average$999FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$566Average$1,037FlexibilityNo cancel feeOn-time71%
Turkish AirlinesCheapest$603Average$765FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$620Average$1,095FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$668Average$1,325FlexibilityNo cancel feeOn-time76%
SWISSCheapest$712Average$1,202FlexibilityNo cancel feeOn-time79%
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