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$291+ Cheap flights from Porto (OPO) to Miami (MIA)

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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — MIA
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Porto to Miami are usually found in March or November, booked 57 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Porto to Miami

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Miami (MIA). 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 August 18, 2025.

Round-trip from

$455
(Lufthansa)

One-way from

$291
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$738
From Porto to Miami
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One-way flight from Porto to Miami
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Highest demand for flights based on searches. 18% potential increase in price ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Porto to Miami

Cheapest flights from Porto to Miami
Explore the most affordable flight options available from Porto to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This Lufthansa deal was found by Cheapflights users on 8/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/116:00 amOPO - MIA
1 stop13h 40mMultiple Airlines
Fri 9/267:40 pmMIA - OPO
1 stop17h 50mMultiple Airlines
Deal found 8/18$455
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:00 amOPO - MIA
1 stop13h 40mUnited Airlines
Tue 9/168:40 amMIA - OPO
2 stops20h 05mUnited Airlines
Deal found 8/17$462
This United Airlines deal was found by Cheapflights users on 8/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:00 amOPO - MIA
2 stops32h 49mUnited Airlines
Wed 11/197:19 pmMIA - OPO
1 stop33h 11mUnited Airlines
Deal found 8/16$466
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:00 amOPO - MIA
2 stops41h 17mUnited Airlines
Mon 11/104:42 pmMIA - OPO
1 stop11h 48mUnited Airlines
Deal found 8/18$467
This Mytrip deal was found by Cheapflights users on 8/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:05 pmOPO - MIA
1 stop31h 35mSWISS
Wed 12/107:50 pmMIA - OPO
1 stop35h 00mSWISS
Deal found 8/17$468
This Booking.com deal was found by Cheapflights users on 8/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:35 pmOPO - MIA
1 stop29h 30mScandinavian Airlines
Thu 12/257:55 pmMIA - OPO
1 stop16h 00mScandinavian Airlines
Deal found 8/17$470
This Lufthansa deal was found by Cheapflights users on 8/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:20 pmOPO - MIA
1 stop27h 10mMultiple Airlines
Thu 11/1312:39 pmMIA - OPO
1 stop15h 51mMultiple Airlines
Deal found 8/17$471
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:20 pmOPO - MIA
1 stop27h 10mMultiple Airlines
Mon 11/178:00 amMIA - OPO
2 stops22h 15mMultiple Airlines
Deal found 8/17$472
This SWISS deal was found by Cheapflights users on 8/17. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/118:40 amOPO - MIA
1 stop13h 50mSWISS
Fri 9/267:40 pmMIA - OPO
1 stop31h 15mSWISS
Deal found 8/17$473
This Air Canada deal was found by Cheapflights users on 8/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:15 pmOPO - MIA
2 stops48h 44mMultiple Airlines
Sun 11/308:00 amMIA - OPO
2 stops22h 10mMultiple Airlines
Deal found 8/17$483

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto to Miami 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 August 18, 2025.
Use the filters below to find and compare flights from Porto to Miami that are best for you.

Fly from

Porto

Fly to

Miami

Route

Depart

Return

Price

PortoMiami

OPO - MIA

OPOMIA

Porto

Thu 9/11

6:00 am-2:40 pm

1 stop13h 40m

Miami

Fri 9/26

7:40 pm-6:30 pm

1 stop17h 50m

$455

PortoMiami

OPO - MIA

OPOMIA

Porto

Tue 9/9

6:00 am-2:40 pm

1 stop13h 40m

Miami

Tue 9/16

8:40 am-9:45 am

2 stops20h 05m

$462

PortoMiami

OPO - MIA

OPOMIA

Porto

Thu 9/11

8:40 am-5:30 pm

1 stop13h 50m

Miami

Fri 9/26

7:40 pm-6:30 pm

1 stop17h 50m

$462

PortoMiami

OPO - MIA

OPOMIA

Porto

Fri 2/6

12:50 pm-5:30 pm

1 stop33h 40m

Miami

Fri 2/13

7:50 pm-11:15 am

1 stop34h 25m

$462

PortoMiami

OPO - MIA

OPOMIA

Porto

Sat 2/7

6:00 am-6:35 pm

2 stops17h 35m

Miami

Fri 2/13

6:45 pm-11:40 pm

1 stop23h 55m

$463

PortoMiami

OPO - MIA

OPOMIA

Porto

Thu 11/6

6:00 am-9:49 am

2 stops32h 49m

Miami

Wed 11/19

7:19 pm-9:30 am

1 stop33h 11m

$466

PortoMiami

OPO - MIA

OPOMIA

Porto

Wed 11/5

6:00 am-6:17 pm

2 stops41h 17m

Miami

Mon 11/10

7:00 am-9:30 am

2 stops21h 30m

$467

PortoMiami

OPO - MIA

OPOMIA

Porto

Wed 2/11

6:00 am-6:35 pm

2 stops17h 35m

Miami

Mon 2/23

5:20 pm-9:30 am

1 stop11h 10m

$467

PortoMiami

OPO - MIA

OPOMIA

Porto

Wed 9/24

6:55 am-2:20 pm

1 stop36h 25m

$291

PortoMiami

OPO - MIA

OPOMIA

Porto

Wed 8/27

10:00 am-9:50 pm

1 stop16h 50m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 15 results
1
2

Best time to book a flight from Porto to Miami

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

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

Use this chart to determine the optimal time to book a round-trip flight from Porto to Miami. Price data was last updated on August 8, 2025.

Booking 57 days in advance of your planned departure date is, on average, the best time to get cheap flights from Porto to Miami. 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 Porto to Miami?

Currently, September is the cheapest month in which you can book a flight from Porto to Miami (average of $232). Flying from Porto to Miami in March is currently the most expensive (average of $289). 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 OPO to MIA?

Find hourly flight availability from Porto to Miami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

It’s optimal to fly from Porto to Miami in the morning. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the afternoon.

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

Reviews of airlines servicing Miami

Get insights into the airlines that provide service to Miami. 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 Miami. Reviews last updated August 18, 2025.
See what other customers who have flown with American Airlines, TAP AIR PORTUGAL, and Air Europa from Porto to Miami have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
TAP AIR PORTUGAL
7.1
Good
1,954 reviews
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
Air Europa
7.0
Good
547 reviews
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
Iberia
7.0
Good
2,884 reviews
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
British Airways
6.7
Okay
7,277 reviews
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

Related info for your journey

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

    SWISS and Lufthansa can get you from Porto to Miami in just under 13h 50m. Your travel time can differ by up to 3h 45m. The distance from Porto to Miami is about 4140 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $414, Iberia will fly you from Porto to Miami and back. In addition to Iberia, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Air Europa - these airlines can fly you to your destination from $431 and $444, respectively. Users have found that Iberia is 31% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Porto to Miami (average of $232). Flying from Porto to Miami in March is currently the most expensive (average of $289). 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 Miami?

Book flights to Miami if you plan to visit one of these locations
Hollywood
Aventura
Sunny Isles Beach
Coral Gables
Marathon
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Plantation
Sunrise
Pembroke Pines
Palm Beach
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Dania Beach
Miami Lakes
Palm Beach Gardens
Miami Gardens
Deerfield Beach
Wilton Manors

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Porto to Miami

Discover the top 5 airlines that operate flights from Porto to Miami. 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$414Average$638FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$431Average$518FlexibilityNo cancel feeOn-time71%
Air EuropaCheapest$444Average$582FlexibilityNo cancel feeOn-time83%
TAP AIR PORTUGALCheapest$459Average$622FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$467Average$714FlexibilityNo cancel feeOn-time70%

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