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$303+ Cheap flights from Breckenridge, CO to Porto (OPO)

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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OPO
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Breckenridge to Porto are usually found in January or February, booked 84 days in advance, depart on a Monday or Thursday and return on a Wednesday

Cheap flight deals from Breckenridge to Porto

Keep the following information in mind while searching for Breckenridge to Porto flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$578
(American Airlines)

One-way from

$303
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$962
From Breckenridge to Porto
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One-way flight from Breckenridge to Porto
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Highest demand for flights based on searches. 23% potential increase in price ($298 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Breckenridge to Porto

Cheapest flights from Breckenridge to Porto
Explore the most affordable flight options available from Breckenridge to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 11/46:23 amDEN - OPO
2 stops18h 17mAmerican Airlines
mié. 11/128:20 amOPO - DEN
2 stops21h 02mAmerican Airlines
Deal found 9/15$578
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/412:45 pmDEN - OPO
1 stop13h 45mUnited Airlines
mié. 11/126:00 amOPO - DEN
1 stop17h 00mUnited Airlines
Deal found 9/15$600
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/295:20 pmDEN - OPO
2 stops18h 15mMultiple Airlines
mié. 11/51:55 pmOPO - DEN
2 stops33h 05mMultiple Airlines
Deal found 9/14$623
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/295:20 pmDEN - OPO
1 stop24h 20mLufthansa
mié. 11/512:30 pmOPO - DEN
2 stops17h 45mLufthansa
Deal found 9/14$628
This United Airlines deal was found by Cheapflights users on 9/14. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/296:45 pmDEN - OPO
1 stop14h 40mUnited Airlines
mié. 11/512:35 pmOPO - DEN
1 stop15h 48mUnited Airlines
Deal found 9/14$635
This Iberia deal was found by Cheapflights users on 9/15. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/3010:40 amDEN - OPO
2 stops19h 05mIberia
jue. 11/68:40 pmOPO - DEN
2 stops32h 42mIberia
Deal found 9/15$639
This FlightHub deal was found by Cheapflights users on 9/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/237:50 pmDEN - OPO
1 stop31h 15mTurkish Airlines
mié. 10/810:50 amOPO - DEN
1 stop38h 05mTurkish Airlines
Deal found 9/16$644
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/304:10 pmDEN - OPO
1 stop11h 20mUnited Airlines
jue. 11/66:00 amOPO - DEN
1 stop17h 00mUnited Airlines
Deal found 9/15$650
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/411:15 amDEN - OPO
3 stops22h 45mMultiple Airlines
mié. 11/127:35 amOPO - DEN
2 stops19h 20mMultiple Airlines
Deal found 9/15$651
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/135:59 pmDEN - OPO
1 stop21h 51mLufthansa
mar. 10/2112:05 pmOPO - DEN
2 stops18h 25mLufthansa
Deal found 9/14$666

Cheapflights Fare Finder

 
Customize your flight search to find flights from Breckenridge to Porto 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Breckenridge to Porto that are best for you.

Fly from

Breckenridge

Fly to

Porto

Route

Depart

Return

Price

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 11/4

8:50 am-7:40 am

2 stops15h 50m

Porto

mié. 11/12

8:20 am-10:22 pm

2 stops21h 02m

$578

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 3/10

1:45 pm-9:30 am

1 stop13h 45m

Porto

mié. 3/18

6:00 am-2:40 pm

1 stop14h 40m

$600

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 11/4

12:45 pm-9:30 am

1 stop13h 45m

Porto

mié. 11/12

6:00 am-4:00 pm

1 stop17h 00m

$600

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 3/10

2:27 pm-4:00 pm

2 stops19h 33m

Porto

mié. 3/18

8:40 pm-5:40 pm

2 stops27h 00m

$601

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mié. 10/29

5:20 pm-5:35 pm

2 stops18h 15m

Porto

mié. 11/5

1:55 pm-4:00 pm

2 stops33h 05m

$623

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mié. 10/29

5:20 pm-11:40 pm

1 stop24h 20m

Porto

mié. 11/5

12:30 pm-11:15 pm

2 stops17h 45m

$628

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mié. 10/29

6:45 pm-3:25 pm

1 stop14h 40m

Porto

mié. 11/5

12:35 pm-9:23 pm

1 stop15h 48m

$635

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 11/4

11:15 am-5:00 pm

3 stops22h 45m

Porto

mié. 11/12

7:35 am-7:55 pm

2 stops19h 20m

$651

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 10/14

10:55 pm-7:25 am

2 stops49h 30m

$338

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 10/14

12:25 pm-9:45 am

1 stop14h 20m

$478

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 12 results
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Best time to book a flight from Breckenridge to Porto

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

How far ahead should I book a flight from Breckenridge to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Breckenridge to Porto. Price data was last updated on September 12, 2025.

The price you pay for your flight from Breckenridge to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Breckenridge to Porto (average of $523). Flying from Breckenridge to Porto in June is currently the most expensive (average of $1,027). 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 OPO?

Find hourly flight availability from Breckenridge to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Breckenridge to Porto as you normally would.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated septiembre 16, 2025.
Read reviews from past customers who have flown United Airlines, Turkish Airlines, and Lufthansa from Breckenridge to Porto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Turkish Airlines
7.3
Good
3,968 reviews
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,407 reviews
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Breckenridge to Porto. 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 Porto from Breckenridge?

    For a flight from Breckenridge to Porto, you will be flying into Porto. Porto (OPO) is just 6.8 mi from the center of the city. Porto is the only Porto airport and it handles 0 inbound flights from Breckenridge per day. 3 airlines have flights to Porto from Breckenridge on a regular basis.

  • How long is the flight from Breckenridge to Porto?

    A quick flight from Breckenridge to Porto can take about 13h 45m. American Airlines provides one of the quickest options available for as low as $600. Breckenridge and Porto are separated by a distance of 4747 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Breckenridge to Porto (average of $523). Flying from Breckenridge to Porto in June is currently the most expensive (average of $1,027). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra

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Top 3 airlines flying from Breckenridge to Porto

Discover the top 3 airlines that operate flights from Breckenridge to Porto. 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$574Average$679FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$663Average$900FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$750Average$1,035FlexibilityNo cancel feeOn-time69%

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