HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto

$365+ 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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OPO
abr. 8 — abr. 151
mar. 4/8
mar. 4/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Breckenridge to Porto with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Breckenridge to Porto are usually found in January or November, booked 29 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 abril 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$683
(oojo)

One-way from

$365
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$854
Provider with most accurate pricing for Denver Intl-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Porto flights.
Search Deals
From Breckenridge to Porto
Search Deals
One-way flight from Breckenridge to Porto
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($323 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 abril 3, 2025.

This United Airlines deal was found by Cheapflights users on 4/2. 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. 11/125:45 pmDEN - OPO
1 stop14h 30mUnited Airlines
lun. 12/812:30 pmOPO - DEN
2 stops53h 05mUnited Airlines
Deal found 4/2$603
This Lufthansa deal was found by Cheapflights users on 4/2. 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.
mié. 11/124:25 pmDEN - OPO
1 stop13h 25mLufthansa
lun. 12/812:30 pmOPO - DEN
1 stop34h 25mLufthansa
Deal found 4/2$613
This Delta deal was found by Cheapflights users on 4/2. 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.
lun. 10/133:45 pmDEN - OPO
2 stops16h 50mDelta
mar. 10/216:30 amOPO - DEN
2 stops23h 54mDelta
Deal found 4/2$671
This oojo deal was found by Cheapflights users on 4/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/47:50 pmDEN - OPO
1 stop30h 55mTurkish Airlines
lun. 9/224:50 pmOPO - DEN
1 stop32h 05mTurkish Airlines
Deal found 4/1$683
This Air Canada deal was found by Cheapflights users on 4/1. 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.
mar. 9/165:40 pmDEN - OPO
1 stop32h 45mAir Canada
mar. 9/3012:50 pmOPO - DEN
1 stop28h 28mAir Canada
Deal found 4/1$686
This Air Canada deal was found by Cheapflights users on 4/2. 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.
jue. 10/237:45 amDEN - OPO
2 stops20h 40mMultiple Airlines
mar. 10/287:30 pmOPO - DEN
2 stops45h 05mMultiple Airlines
Deal found 4/2$704
This Gurufare deal was found by Cheapflights users on 4/1. 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.
vie. 10/246:35 pmDEN - OPO
2 stops31h 05mBritish Airways
sáb. 11/18:20 amOPO - DEN
2 stops21h 18mBritish Airways
Deal found 4/1$716
This KLM deal was found by Cheapflights users on 4/2. 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.
dom. 4/205:40 pmDEN - OPO
1 stop14h 50mKLM
vie. 5/26:40 amOPO - DEN
2 stops20h 36mKLM
Deal found 4/2$721
This American Airlines deal was found by Cheapflights users on 3/31. 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.
lun. 9/159:03 amDEN - OPO
2 stops19h 37mAmerican Airlines
sáb. 9/278:15 amOPO - DEN
2 stops21h 12mAmerican Airlines
Deal found 3/31$845
This Orbitz deal was found by Cheapflights users on 4/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/155:50 pmDEN - OPO
1 stop17h 25mSWISS
sáb. 6/217:20 pmOPO - DEN
1 stop28h 00mSWISS
Deal found 4/1$918
This Aeromexico deal was found by Cheapflights users on 4/2. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/2012:24 pmDEN - OPO
2 stops25h 11mAir France
mar. 7/14:20 pmOPO - DEN
2 stops33h 22mAir France
Deal found 4/2$1,000

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 abril 3, 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

mié. 5/7

4:15 pm-11:20 pm

1 stop24h 05m

Porto

mié. 5/14

6:15 am-1:45 pm

1 stop14h 30m

$714

DenverPorto

DEN - OPO

DENOPO

Denver Intl

dom. 4/20

5:40 pm-3:30 pm

1 stop14h 50m

Porto

vie. 5/2

6:40 am-8:16 pm

2 stops20h 36m

$721

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mié. 5/7

2:35 pm-3:30 pm

2 stops17h 55m

Porto

mié. 5/14

6:20 am-7:58 pm

2 stops20h 38m

$726

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mié. 5/7

5:16 am-9:45 am

2 stops21h 29m

Porto

mié. 5/14

12:35 pm-8:21 am

2 stops26h 46m

$755

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 7/1

5:40 pm-9:20 am

1 stop32h 40m

Porto

jue. 7/31

12:10 pm-10:21 am

1 stop29h 11m

$756

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 4/8

7:50 pm-10:05 am

1 stop31h 15m

Porto

mié. 4/16

4:50 pm-5:55 pm

1 stop32h 05m

$912

DenverPorto

DEN - OPO

DENOPO

Denver Intl

dom. 6/15

5:50 pm-6:15 pm

1 stop17h 25m

Porto

sáb. 6/21

7:20 pm-4:20 pm

1 stop28h 00m

$918

DenverPorto

DEN - OPO

DENOPO

Denver Intl

vie. 6/20

12:24 pm-8:35 pm

2 stops25h 11m

Porto

mar. 7/1

4:20 pm-6:42 pm

2 stops33h 22m

$1,000

DenverPorto

DEN - OPO

DENOPO

Denver Intl

vie. 6/6

1:45 pm-3:35 pm

2 stops18h 50m

Porto

sáb. 6/14

6:05 am-5:20 pm

2 stops18h 15m

$1,011

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 4/8

7:46 am-10:00 am

2 stops19h 14m

Porto

mié. 4/16

8:55 am-8:22 am

2 stops30h 27m

$1,902

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 21 results
1
2
3

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 March 28, 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 29 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 $1,081). 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 abril 3, 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.

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

Use this chart to determine the cheapest time to fly round-trip from Breckenridge to Porto. Price data was last updated on June 30, 2024.

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

Rainfall in Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 abril 3, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Breckenridge to Porto to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
771 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,574 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,427 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 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. 5 airlines have flights to Porto from Breckenridge on a regular basis.

  • What are the cheapest airlines to fly from Breckenridge to Porto one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $580. Lufthansa flights start at $601 while deals on United Airlines start at $683 one-way.

  • 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 $1,081). 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 Breckenridge?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Breckenridge to Porto

Discover the top 5 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 abril 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$516Average$977FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$574Average$658FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$662Average$967FlexibilityNo cancel feeOn-time76%
DeltaCheapest$692Average$1,163FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$753Average$1,236FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.