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$294+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — MIA
Jun 5 — Jun 121
Fri 6/5
Fri 6/12
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 May 6, 2026.

This KLM deal was found by Cheapflights users on 5/3. 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.
Mon 6/84:20 pm
OPO
-
MIA
1 stop27h 25m
KLM
Mon 6/223:25 pm
MIA
-
OPO
1 stop14h 05m
KLM
Deal found 5/3$578
This KLM deal was found by Cheapflights users on 5/2. 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.
Sat 5/307:00 pm
OPO
-
MIA
1 stop24h 45m
KLM
Sat 6/63:40 pm
MIA
-
OPO
1 stop13h 40m
KLM
Deal found 5/2$579
This KLM deal was found by Cheapflights users on 5/3. 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 6/26:15 am
OPO
-
MIA
1 stop16h 35m
KLM
Tue 6/1611:00 pm
MIA
-
OPO
1 stop18h 05m
KLM
Deal found 5/3$580
This KLM deal was found by Cheapflights users on 5/3. 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 6/107:10 pm
OPO
-
MIA
1 stop24h 35m
KLM
Mon 6/2211:22 am
MIA
-
OPO
1 stop18h 08m
KLM
Deal found 5/3$582
This KLM deal was found by Cheapflights users on 5/4. 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.
Thu 6/45:00 am
OPO
-
MIA
1 stop14h 45m
KLM
Sat 6/2011:23 am
MIA
-
OPO
1 stop17h 57m
KLM
Deal found 5/4$583
This KLM deal was found by Cheapflights users on 5/4. 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.
Fri 5/2911:25 am
OPO
-
MIA
1 stop32h 20m
Multiple Airlines
Fri 6/127:59 pm
MIA
-
OPO
1 stop33h 21m
Multiple Airlines
Deal found 5/4$584
This British Airways deal was found by Cheapflights users on 5/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:40 pm
OPO
-
MIA
1 stop23h 55m
Multiple Airlines
Sat 10/311:15 am
MIA
-
OPO
2 stops15h 25m
Multiple Airlines
Deal found 5/4$585
This Delta deal was found by Cheapflights users on 5/5. 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.
Tue 6/26:15 am
OPO
-
MIA
2 stops22h 09m
Delta
Tue 6/1611:00 pm
MIA
-
OPO
1 stop18h 05m
Delta
Deal found 5/5$586
This British Airways deal was found by Cheapflights users on 5/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:40 pm
OPO
-
MIA
1 stop22h 15m
Multiple Airlines
Thu 11/2611:25 am
MIA
-
OPO
2 stops15h 15m
Multiple Airlines
Deal found 5/4$587
This Delta deal was found by Cheapflights users on 5/5. 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 5/225:55 am
OPO
-
MIA
2 stops18h 04m
Delta
Sat 6/63:40 pm
MIA
-
OPO
1 stop13h 40m
Delta
Deal found 5/5$589
This Delta deal was found by Cheapflights users on 5/3. 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.
Thu 6/45:55 am
OPO
-
MIA
2 stops22h 29m
Delta
Sat 6/2011:23 am
MIA
-
OPO
1 stop17h 57m
Delta
Deal found 5/3$590

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 May 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$578
(KLM)

One-way from

$294
(Booking.com)

Popular in

July

Cheapest in

February

Average price

$679
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. 14% potential increase in price ($106 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 6, 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

Mon 6/1

5:00 am-5:41 pm

2 stops17h 41m

Miami

Tue 6/16

11:00 pm-10:05 pm

1 stop18h 05m

$583
Quickest round-trip

PortoMiami

OPO - MIA

OPOMIA

Porto

Sun 11/1

8:20 am-8:50 pm

1 stop17h 30m

Miami

Thu 11/26

11:25 am-7:40 am

2 stops15h 15m

$586

PortoMiami

OPO - MIA

OPOMIA

Porto

Thu 6/4

11:25 am-12:47 am

2 stops18h 22m

Miami

Sat 6/20

11:23 am-10:20 am

1 stop17h 57m

$617

PortoMiami

OPO - MIA

OPOMIA

Porto

Sun 9/20

7:20 pm-5:30 pm

1 stop27h 10m

Miami

Sun 9/27

7:40 pm-7:55 am

1 stop31h 15m

$630

PortoMiami

OPO - MIA

OPOMIA

Porto

Sun 11/1

6:00 am-10:17 pm

2 stops45h 17m

Miami

Thu 11/26

8:45 am-9:30 am

3 stops19h 45m

$633

PortoMiami

OPO - MIA

OPOMIA

Porto

Sun 11/1

5:40 am-9:20 pm

1 stop19h 40m

Miami

Thu 11/26

10:40 pm-10:00 pm

1 stop18h 20m

$638

PortoMiami

OPO - MIA

OPOMIA

Porto

Wed 9/23

5:00 am-11:13 pm

2 stops23h 13m

Miami

Sat 10/3

11:35 am-8:30 am

2 stops15h 55m

$639

PortoMiami

OPO - MIA

OPOMIA

Porto

Tue 5/19

5:00 am-2:45 pm

1 stop14h 45m

Miami

Tue 5/26

11:00 pm-10:05 pm

1 stop18h 05m

$664

PortoMiami

OPO - MIA

OPOMIA

Porto

Sun 9/20

9:00 am-11:09 am

2 stops31h 09m

Miami

Sun 9/27

6:00 pm-9:45 am

2 stops34h 45m

$673

PortoMiami

OPO - MIA

OPOMIA

Porto

Sun 9/6

2:35 pm-5:30 pm

2 stops31h 55m

Miami

Sun 9/13

7:40 pm-7:20 pm

2 stops18h 40m

$742

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 May.
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?

Booking 17 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, February is the cheapest month in which you can book a flight from Porto to Miami (average of $492). Flying from Porto to Miami in July is currently the most expensive (average of $782). 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 May 6, 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
9,684 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,684 reviews
United Airlines
7.4
Good
9,684 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
TAP AIR PORTUGAL
7.2
Good
2,239 reviews
United Airlines
7.4
Good
9,684 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Iberia
7.0
Good
3,212 reviews
United Airlines
7.4
Good
9,684 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Air Europa
6.9
Okay
605 reviews
United Airlines
7.4
Good
9,684 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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?

    Delta and KLM can get you from Porto to Miami in just under 17h 41m. Your travel time can differ by up to 6h 59m. 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 $481 and $493, respectively. Users have found that Air Europa is 31% 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 $311 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, February is the cheapest month in which you can book a flight from Porto to Miami (average of $492). Flying from Porto to Miami in July is currently the most expensive (average of $782). 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
Dania Beach
Plantation
Miami Springs
Miramar
Doral
Sunrise
Hialeah
Palm Beach
Miami Lakes
Deerfield Beach
Lake Worth
Oakland Park
Tamarac
Bonita Springs
Marathon
North Palm Beach
Fisher Island
Boynton Beach

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 May 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air EuropaCheapest$436Average$699FlexibilityNo cancel feeOn-time83%
IberiaCheapest$481Average$524FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$493Average$704FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$507Average$726FlexibilityNo cancel feeOn-time69%

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