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$239+ Cheap flights from Miami (MIA) 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — OPO
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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Cheapflights Tip: The best prices from Miami to Porto are usually found in February or January, booked 73 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Find flight deals from Miami to Porto

Cheapest flights from Miami to Porto
Explore the most affordable flight options available from Miami to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2025.

This oojo deal was found by Cheapflights users on 11/17. 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.
Wed 12/319:45 pmMIA - OPO
1 stop12h 30mAir Europa
Tue 1/207:35 amOPO - MIA
1 stop16h 55mAir Europa
Deal found 11/17$467
This lol.travel deal was found by Cheapflights users on 11/18. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/114:35 pmMIA - OPO
1 stop13h 25mTAP AIR PORTUGAL
Wed 12/2412:00 pmOPO - MIA
1 stop14h 50mTAP AIR PORTUGAL
Deal found 11/18$470
This KLM deal was found by Cheapflights users on 11/18. 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.
Tue 12/210:40 pmMIA - OPO
1 stop30h 50mKLM
Wed 12/104:10 pmOPO - MIA
1 stop27h 40mKLM
Deal found 11/18$479
This FlightHub deal was found by Cheapflights users on 11/17. 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 12/319:45 pmMIA - OPO
1 stop12h 30mAir Europa
Mon 1/194:05 pmOPO - MIA
1 stop32h 25mAir Europa
Deal found 11/17$480
This Delta deal was found by Cheapflights users on 11/18. 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.
Wed 12/3110:34 amMIA - OPO
2 stops18h 56mDelta
Mon 1/1211:15 amOPO - MIA
1 stop32h 35mDelta
Deal found 11/18$482
This KLM deal was found by Cheapflights users on 11/18. 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.
Wed 12/317:27 pmMIA - OPO
2 stops14h 58mKLM
Mon 1/1911:15 amOPO - MIA
1 stop32h 35mKLM
Deal found 11/18$488
This Delta deal was found by Cheapflights users on 11/17. 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.
Wed 12/317:25 amMIA - OPO
2 stops22h 05mDelta
Sat 1/1711:15 amOPO - MIA
1 stop32h 35mDelta
Deal found 11/17$490
This Delta deal was found by Cheapflights users on 11/19. 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.
Wed 12/3111:45 amMIA - OPO
2 stops17h 45mDelta
Tue 1/136:05 amOPO - MIA
2 stops19h 22mDelta
Deal found 11/19$492
This FlightHub deal was found by Cheapflights users on 11/18. 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 12/319:45 pmMIA - OPO
1 stop12h 30mAir Europa
Sun 1/184:05 pmOPO - MIA
1 stop32h 25mAir Europa
Deal found 11/18$494
This Delta deal was found by Cheapflights users on 11/17. 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.
Fri 12/57:12 amMIA - OPO
2 stops22h 18mDelta
Tue 12/911:25 amOPO - MIA
1 stop13h 55mDelta
Deal found 11/17$495

Cheap flight deals from Miami to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) to Porto (OPO). 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 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$467
(oojo)

One-way from

$239
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$585
Provider with most accurate pricing for Miami-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Porto flights.
Search Deals
From Miami to Porto
Search Deals
One-way flight from Miami to Porto
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Miami 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 November 19, 2025.
Use the filters below to find and compare flights from Miami to Porto that are best for you.

Fly from

Miami

Fly to

Porto

Route

Depart

Return

Price

MiamiPorto

MIA - OPO

MIAOPO

Miami

Wed 12/31

11:45 am-10:30 am

2 stops17h 45m

Porto

Wed 1/21

11:15 am-2:50 pm

1 stop32h 35m

$482

MiamiPorto

MIA - OPO

MIAOPO

Miami

Fri 1/30

7:25 pm-3:25 pm

2 stops15h 00m

Porto

Wed 2/4

11:15 am-2:50 pm

1 stop32h 35m

$491

MiamiPorto

MIA - OPO

MIAOPO

Miami

Wed 12/31

11:45 am-10:30 am

2 stops17h 45m

Porto

Tue 1/13

6:05 am-8:27 pm

2 stops19h 22m

$492

MiamiPorto

MIA - OPO

MIAOPO

Miami

Thu 1/29

4:40 pm-11:10 am

1 stop13h 30m

Porto

Sat 2/7

11:55 am-5:30 pm

1 stop34h 35m

$496

MiamiPorto

MIA - OPO

MIAOPO

Miami

Wed 12/31

2:01 pm-10:30 am

2 stops15h 29m

Porto

Sun 1/18

11:15 am-12:51 am

2 stops18h 36m

$500

MiamiPorto

MIA - OPO

MIAOPO

Miami

Wed 12/31

7:27 pm-3:25 pm

2 stops14h 58m

Porto

Tue 1/13

11:25 am-5:40 pm

1 stop35h 15m

$506

MiamiPorto

MIA - OPO

MIAOPO

Miami

Fri 2/6

8:05 am-10:30 am

2 stops21h 25m

Porto

Mon 2/9

11:15 am-6:30 pm

2 stops36h 15m

$506

MiamiPorto

MIA - OPO

MIAOPO

Miami

Thu 2/5

11:39 am-10:25 am

2 stops17h 46m

Porto

Mon 2/16

11:15 am-12:51 am

2 stops18h 36m

$507

MiamiPorto

MIA - OPO

MIAOPO

Miami

Wed 12/31

9:45 pm-3:15 pm

1 stop12h 30m

Porto

Tue 1/13

7:35 am-7:30 pm

1 stop16h 55m

$558

MiamiPorto

MIA - OPO

MIAOPO

Miami

Fri 1/9

11:35 pm-7:00 pm

1 stop14h 25m

Porto

Sun 1/18

12:00 pm-10:05 pm

1 stop15h 05m

$571

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 20 results
1
2

Compare providers for flights from Miami to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Miami to Porto in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Miami-Porto flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Miami-Porto flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Miami-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Miami-Porto flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Miami-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Miami to Porto

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

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

Use this chart to determine the optimal time to book a round-trip flight from Miami to Porto. Price data was last updated on November 14, 2025.

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Miami to Porto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Miami to Porto (average of $442). Flying from Miami to Porto in June is currently the most expensive (average of $598). 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 MIA to OPO?

Find hourly flight availability from Miami 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 November 19, 2025.

One of the essential ways to save on airfare from Miami to Porto is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 4% on airfare.

How much does it cost to fly round-trip from Miami to Porto?

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 November 19, 2025.
Get a feel of what it's like to fly with United Airlines, Air Canada, and TAP AIR PORTUGAL from Miami to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,022 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

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
9,022 reviews
United Airlines
7.4
Good
9,022 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

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
10,462 reviews
United Airlines
7.4
Good
9,022 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

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
TAP AIR PORTUGAL
7.1
Good
2,067 reviews
United Airlines
7.4
Good
9,022 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

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 Europa
7.0
Good
569 reviews
United Airlines
7.4
Good
9,022 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

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
Iberia
7.0
Good
3,027 reviews
United Airlines
7.4
Good
9,022 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

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 Miami to Porto. 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 Miami to Porto?

    Delta, KLM, and SWISS can get you from Miami to Porto in just under 13h 30m. Your travel time can differ by up to 4h 15m. Airlines will cover a distance of 4140 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Miami to Porto round-trip?

    According to our current data, TAP AIR PORTUGAL ($476), Air Europa ($476), and KLM ($494) offers the cheapest pricing from Miami to Porto. TAP AIR PORTUGAL is priced at 30% lower than the current average price of a flight leaving 3 months from now.

  • Where are the most common layover locations when flying from Miami to Porto?

    Of the flights from Miami to Porto that have layovers, most of them stop in Lisbon.

  • What are some popular things to do or see while on a layover in Lisbon?

    The majority of Lisbon visitors spend their time at Chiado, Praça do Marquês de Pombal, and Londres. Chiado, Praça do Marquês de Pombal, and Londres are located about 4.5 mi, 3.6 mi, and 2.3 mi, respectively from Lisbon Humberto Delgado. Travelers in need of a car in Lisbon can rent one for about $19 per day.

  • Where are the least popular layover locations for Miami to Porto flights?

    Of the flights from Miami to Porto that have layovers, the fewest flights stop in Madrid.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Miami to Porto (average of $442). Flying from Miami to Porto in June is currently the most expensive (average of $598). 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
Vila Nova de Gaia

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Alternative routes for Miami to Porto

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

Discover the top 10 airlines that operate flights from Miami 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 November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$476Average$753FlexibilityNo cancel feeOn-timeN/A
Air EuropaCheapest$476Average$727FlexibilityNo cancel feeOn-time83%
KLMCheapest$494Average$585FlexibilityNo cancel feeOn-time75%
SWISSCheapest$507Average$643FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$518Average$743FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$521Average$693FlexibilityNo cancel feeOn-time70%
IberiaCheapest$525Average$691FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$550Average$745FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$553Average$668FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$567Average$706FlexibilityNo cancel feeOn-time69%

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