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Portugal

$236+ Cheap flights from Breckenridge, CO 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LIS
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from Breckenridge to Portugal

Keep the following information in mind while searching for Breckenridge to Portugal flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$568
(KAYAK)

One-way from

$236
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$815
Provider with most accurate pricing for Denver Intl-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Lisbon Humberto Delgado flights.
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From Breckenridge to Portugal
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One-way flight from Breckenridge to Portugal
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Highest demand for flights based on searches. 16% potential increase in price ($183 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 October 2025
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Find flight deals from Breckenridge to Portugal

Cheapest flights from Breckenridge to Portugal
Explore the most affordable flight options available from Breckenridge to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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.
mar. 12/24:20 pmDEN - OPO
1 stop13h 30mLufthansa
jue. 12/116:00 amOPO - DEN
1 stop17h 00mLufthansa
Deal found 10/30$564
This KAYAK deal was found by Cheapflights users on 10/28. 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.
lun. 11/105:25 pmDEN - LIS
2 stops23h 05mLufthansa
jue. 11/205:00 amLIS - DEN
2 stops21h 29mLufthansa
Deal found 10/28$568
This Delta deal was found by Cheapflights users on 10/27. 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.
mié. 11/126:00 amDEN - LIS
2 stops26h 10mDelta
vie. 11/215:00 amLIS - DEN
2 stops22h 43mDelta
Deal found 10/27$569
This Delta deal was found by Cheapflights users on 10/27. 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.
dom. 11/2311:59 pmDEN - LIS
2 stops25h 01mDelta
mar. 12/25:00 amLIS - DEN
2 stops25h 47mDelta
Deal found 10/27$570
This KAYAK deal was found by Cheapflights users on 10/29. 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.
dom. 11/1611:15 amDEN - LIS
2 stops28h 35mLufthansa
jue. 11/275:00 amLIS - DEN
1 stop18h 00mLufthansa
Deal found 10/29$571
This KAYAK deal was found by Cheapflights users on 10/28. 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.
lun. 11/104:20 pmDEN - LIS
1 stop24h 10mLufthansa
lun. 11/2412:25 pmLIS - DEN
1 stop34h 35mLufthansa
Deal found 10/28$572
This United Airlines deal was found by Cheapflights users on 10/30. 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.
lun. 11/1012:45 pmDEN - LIS
1 stop12h 25mUnited Airlines
vie. 11/2111:55 amLIS - DEN
2 stops18h 20mUnited Airlines
Deal found 10/30$573
This Lufthansa deal was found by Cheapflights users on 10/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/14:20 pmDEN - OPO
1 stop13h 30mLufthansa
mar. 12/96:00 amOPO - DEN
1 stop17h 00mLufthansa
Deal found 10/28$574
This United Airlines deal was found by Cheapflights users on 10/28. 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.
dom. 11/99:35 amDEN - LIS
1 stop17h 40mUnited Airlines
vie. 11/2111:55 amLIS - DEN
1 stop19h 20mUnited Airlines
Deal found 10/28$575
This KAYAK deal was found by Cheapflights users on 10/28. 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.
dom. 11/95:45 pmDEN - LIS
1 stop22h 05mLufthansa
vie. 11/215:00 amLIS - DEN
2 stops26h 15mLufthansa
Deal found 10/28$576
This Justfly.com deal was found by Cheapflights users on 10/29. 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.
mar. 12/211:15 amDEN - OPO
2 stops17h 50mMultiple Airlines
jue. 12/116:00 amOPO - DEN
1 stop17h 00mMultiple Airlines
Deal found 10/29$577
This KAYAK deal was found by Cheapflights users on 10/27. 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.
lun. 11/35:45 pmDEN - LIS
1 stop22h 05mLufthansa
mar. 11/112:10 pmLIS - DEN
1 stop31h 25mLufthansa
Deal found 10/27$578

Cheapflights Fare Finder

 
Customize your flight search to find flights from Breckenridge 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 2,558,603 searches. Data last updated octubre 30, 2025.
Use the filters below to find and compare flights from Breckenridge to Portugal that are best for you.

Fly from

Breckenridge

Fly to

Portugal

Route

Depart

Return

Price

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 12/2

4:20 pm-12:50 pm

1 stop13h 30m

Porto

jue. 12/11

6:00 am-4:00 pm

1 stop17h 00m

$569

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mié. 11/12

5:45 am-3:10 pm

2 stops26h 25m

Lisbon Humberto Delgado

mar. 11/18

5:00 am-8:43 pm

2 stops22h 43m

$569

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mié. 11/12

7:05 am-3:10 pm

2 stops25h 05m

Lisbon Humberto Delgado

mié. 11/19

5:00 am-8:43 pm

2 stops22h 43m

$569

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mar. 11/11

6:48 am-8:00 am

2 stops18h 12m

Lisbon Humberto Delgado

jue. 11/20

5:30 am-6:47 pm

2 stops20h 17m

$569

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mar. 11/11

6:48 am-8:00 am

2 stops18h 12m

Lisbon Humberto Delgado

mar. 11/25

11:15 am-10:39 am

1 stop30h 24m

$573

DenverPorto

DEN - OPO

DENOPO

Denver Intl

lun. 12/1

4:20 pm-12:50 pm

1 stop13h 30m

Porto

mar. 12/9

6:00 am-4:00 pm

1 stop17h 00m

$574

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 12/2

4:20 pm-12:50 pm

1 stop13h 30m

Porto

mar. 12/9

6:00 am-4:00 pm

1 stop17h 00m

$574

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mié. 12/3

4:20 pm-1:15 pm

1 stop13h 55m

Porto

mar. 12/9

6:00 am-4:00 pm

1 stop17h 00m

$574

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

lun. 12/29

11:59 pm-10:15 am

1 stop27h 16m

Lisbon Humberto Delgado

mar. 1/13

11:20 am-7:55 pm

1 stop15h 35m

$576

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 12/2

11:15 am-12:05 pm

2 stops17h 50m

Porto

jue. 12/11

6:00 am-4:00 pm

1 stop17h 00m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 50 results
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Best time to book a flight from Breckenridge to Portugal

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

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

Currently, November is the cheapest month in which you can book a flight from Breckenridge to Portugal (average of $511). Flying from Breckenridge to Portugal in June is currently the most expensive (average of $1,005). 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 BK9 to PT?

Find hourly flight availability from Breckenridge 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 octubre 30, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 33% on flights from Breckenridge to Portugal by exploring options for tickets in the evening.

What is the cheapest day to fly from Breckenridge to Portugal?

Use this chart to determine the cheapest time to fly round-trip from Breckenridge to Portugal. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Breckenridge to Portugal flight should consider departing on Friday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 octubre 30, 2025.
Read through reviews of airlines operating flights from Breckenridge to Portugal, such as United Airlines, Turkish Airlines, and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Turkish Airlines
7.3
Good
4,031 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Canada
7.1
Good
10,378 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Lufthansa
6.8
Okay
7,541 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
British Airways
6.7
Okay
7,487 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Breckenridge to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Breckenridge to Portugal?

    Departing from Breckenridge to Portugal will take you 13h 30m. There are 4747 mi between Breckenridge and Portugal. This flight may include one or multiple stops.

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

    When deciding which route to take from Breckenridge to Portugal consider Denver Intl - Lisbon Humberto Delgado, Denver Intl - Faro or Denver Intl - Porto as they are the most popular.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Breckenridge to Portugal (average of $511). Flying from Breckenridge to Portugal in June is currently the most expensive (average of $1,005). 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

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Top 10 airlines flying from Breckenridge to Portugal

Discover the top 10 airlines that operate flights from Breckenridge 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 2,558,603 searches. Data last updated octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$458Average$666FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$539Average$984FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$555Average$688FlexibilityNo cancel feeOn-time77%
DeltaCheapest$558Average$934FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$567Average$1,061FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$569Average$879FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$590Average$939FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$594Average$1,267FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$596Average$1,144FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$596Average$926FlexibilityNo cancel feeOn-time67%

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