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$286+ 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — MIA
Apr 29 — May 61
Wed 4/29
Wed 5/6
1 adult, Economy
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Cheap 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 March 30, 2026.

This Iberia deal was found by Cheapflights users on 3/26. 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.
Fri 11/610:15 am
OPO
-
MIA
1 stop14h 45m
Multiple Airlines
Sat 11/1410:20 pm
MIA
-
OPO
1 stop15h 55m
Multiple Airlines
Deal found 3/26$532
This LEVEL deal was found by Cheapflights users on 3/29. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/174:50 pm
OPO
-
MIA
1 stop32h 10m
LEVEL
Mon 6/19:45 pm
MIA
-
OPO
1 stop29h 15m
LEVEL
Deal found 3/29$534
This Flighttix deal was found by Cheapflights users on 3/30. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:00 pm
OPO
-
MIA
1 stop24h 45m
KLM
Sat 5/3011:37 am
MIA
-
OPO
1 stop17h 43m
KLM
Deal found 3/30$542
This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:00 am
OPO
-
MIA
2 stops34h 11m
United Airlines
Wed 10/146:00 pm
MIA
-
OPO
2 stops34h 45m
United Airlines
Deal found 3/27$543
This Booking.com deal was found by Cheapflights users on 3/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:40 am
OPO
-
MIA
1 stop13h 45m
SWISS
Wed 10/147:40 pm
MIA
-
OPO
1 stop31h 15m
SWISS
Deal found 3/27$544
This United Airlines deal was found by Cheapflights users on 3/26. 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.
Mon 9/216:00 am
OPO
-
MIA
2 stops37h 51m
United Airlines
Mon 10/55:00 pm
MIA
-
OPO
2 stops35h 45m
United Airlines
Deal found 3/26$545
This Delta deal was found by Cheapflights users on 3/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:00 am
OPO
-
MIA
1 stop14h 45m
Delta
Sat 5/3011:37 am
MIA
-
OPO
1 stop17h 43m
Delta
Deal found 3/30$546
This Iberia deal was found by Cheapflights users on 3/26. 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.
Fri 11/68:45 am
OPO
-
MIA
1 stop16h 15m
Iberia
Thu 11/263:35 pm
MIA
-
OPO
1 stop11h 05m
Iberia
Deal found 3/26$547
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:35 am
OPO
-
MIA
1 stop17h 25m
Multiple Airlines
Sun 5/109:45 pm
MIA
-
OPO
1 stop15h 00m
Multiple Airlines
Deal found 3/26$548
This KLM deal was found by Cheapflights users on 3/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2511:45 am
OPO
-
MIA
1 stop32h 00m
KLM
Sun 5/104:55 pm
MIA
-
OPO
1 stop24h 20m
KLM
Deal found 3/29$549

Find 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 March 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$534
(LEVEL)

One-way from

$286
(Iberia)

Popular in

July

Cheapest in

February

Average price

$629
Provider with most accurate pricing for Porto-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Porto-Miami flights.
Search Deals
From Porto to Miami
Search Deals
One-way flight from Porto to Miami
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($121 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 30, 2026.
Use the filters below to find and compare flights from Porto to Miami that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoMiami

OPO - MIA

OPOMIA

Porto

Thu 5/14

12:35 pm-5:22 pm

1 stop33h 47m

Miami

Fri 5/29

6:30 am-9:45 am

2 stops22h 15m

$566

PortoMiami

OPO - MIA

OPOMIA

Porto

Sat 5/16

5:55 am-9:27 pm

2 stops20h 32m

Miami

Sat 5/30

11:37 am-10:20 am

1 stop17h 43m

$586

PortoMiami

OPO - MIA

OPOMIA

Porto

Sun 5/24

12:35 pm-11:26 pm

1 stop15h 51m

Miami

Tue 6/9

4:53 pm-6:55 am

2 stops33h 02m

$623

PortoMiami

OPO - MIA

OPOMIA

Porto

Mon 6/8

6:30 am-8:50 pm

1 stop19h 20m

Miami

Mon 6/15

11:00 pm-10:15 pm

1 stop18h 15m

$627

PortoMiami

OPO - MIA

OPOMIA

Porto

Thu 4/23

6:00 am-11:31 am

2 stops34h 31m

Miami

Sat 5/9

1:20 pm-3:45 pm

2 stops21h 25m

$635

PortoMiami

OPO - MIA

OPOMIA

Porto

Thu 5/7

5:00 am-2:45 pm

1 stop14h 45m

Miami

Thu 5/14

6:36 pm-6:15 pm

2 stops18h 39m

$648

PortoMiami

OPO - MIA

OPOMIA

Porto

Mon 6/8

9:00 am-3:47 pm

2 stops35h 47m

Miami

Mon 6/15

5:24 pm-7:00 am

2 stops56h 36m

$695

PortoMiami

OPO - MIA

OPOMIA

Porto

Sat 6/6

10:15 am-11:12 am

3 stops29h 57m

Miami

Mon 6/15

5:24 pm-7:00 am

2 stops56h 36m

$698

PortoMiami

OPO - MIA

OPOMIA

Porto

Sat 5/9

10:40 am-8:42 am

2 stops27h 02m

Miami

Sun 5/24

10:40 pm-8:35 pm

1 stop16h 55m

$714
Quickest round-trip

PortoMiami

OPO - MIA

OPOMIA

Porto

Sat 4/11

5:00 am-5:08 pm

2 stops17h 08m

Miami

Tue 4/14

6:25 pm-3:30 pm

2 stops16h 05m

$720

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Porto to Miami

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 Porto to Miami in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 Porto-Miami flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto-Miami flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto-Miami flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto-Miami flights, Cheapflights users trust FlightHub the most. FlightHub 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 Porto-Miami 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 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 March 13, 2026.

Booking 18 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, January is the cheapest month in which you can book a flight from Porto to Miami (average of $432). Flying from Porto to Miami in July is currently the most expensive (average of $652). 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.

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 March 30, 2026.
See what other customers who have flown with United Airlines,TAP AIR PORTUGAL, andIberia 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.
United Airlines
7.4
Good
9,517 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,517 reviews
United Airlines
7.4
Good
9,517 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
TAP AIR PORTUGAL
7.1
Good
2,185 reviews
United Airlines
7.4
Good
9,517 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Iberia
7.0
Good
3,160 reviews
United Airlines
7.4
Good
9,517 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Europa
6.9
Okay
597 reviews
United Airlines
7.4
Good
9,517 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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?

    United Airlines, Delta, and KLM can get you from Porto to Miami in just under 19h 20m. Your travel time can differ by up to 14h 27m. 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 $436, Air Europa will fly you from Porto to Miami and back. In addition to Air Europa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Iberia and TAP AIR PORTUGAL - these airlines can fly you to your destination from $490 and $493, respectively. Users have found that Air Europa is 30% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $278 on Iberia. Other airlines that offer cheap prices include Air Europa from $299 and American Airlines from $314 one-way.

  • 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, January is the cheapest month in which you can book a flight from Porto to Miami (average of $432). Flying from Porto to Miami in July is currently the most expensive (average of $652). 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
Sunny Isles Beach
Hollywood
Coral Gables
Dania Beach
Plantation
Doral
Miramar
Miami Springs
Sunrise
Hialeah
Miami Lakes
Deerfield Beach
Palm Beach
Oakland Park
Tamarac
North Palm Beach
Aventura
Boynton Beach
Bonita Springs
Marathon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Porto to Miami

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Porto to Miami

Discover the top 4 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 March 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air EuropaCheapest$436Average$653FlexibilityNo cancel feeOn-time83%
IberiaCheapest$490Average$620FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$493Average$759FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$507Average$667FlexibilityNo cancel feeOn-time69%

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