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$309+ 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
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Porto to Miami are usually found in March or November, booked 65 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 July 3, 2025.

Round-trip from

$515
(Booking.com)

One-way from

$309
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$824
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. 19% potential increase in price ($148 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Booking.com deal was found by Cheapflights users on 6/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/296:15 amOPO - MIA
2 stops35h 56mAir Canada
Sun 8/3111:50 amMIA - OPO
2 stops40h 45mAir Canada
Deal found 6/30$515
This United Airlines deal was found by Cheapflights users on 7/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:00 amOPO - MIA
1 stop13h 40mUnited Airlines
Sun 9/72:55 pmMIA - OPO
1 stop13h 50mUnited Airlines
Deal found 7/1$516
This SWISS deal was found by Cheapflights users on 7/1. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/67:20 pmOPO - MIA
1 stop27h 10mSWISS
Fri 10/177:40 pmMIA - OPO
1 stop31h 15mSWISS
Deal found 7/1$520
This Air Canada deal was found by Cheapflights users on 7/2. 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.
Mon 10/67:20 pmOPO - MIA
2 stops30h 28mMultiple Airlines
Sat 10/189:45 pmMIA - OPO
2 stops33h 15mMultiple Airlines
Deal found 7/2$525
This Iberia deal was found by Cheapflights users on 7/2. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/208:15 amOPO - MIA
2 stops17h 11mIberia
Sat 11/14:45 pmMIA - OPO
1 stop10h 55mIberia
Deal found 7/2$526
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/2. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:35 pmOPO - MIA
1 stop21h 10mTAP AIR PORTUGAL
Sun 9/284:30 pmMIA - OPO
1 stop11h 30mTAP AIR PORTUGAL
Deal found 7/2$527
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/18:20 amOPO - MIA
2 stops17h 31mAmerican Airlines
Tue 11/45:20 pmMIA - OPO
1 stop17h 40mAmerican Airlines
Deal found 7/2$528
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:30 amOPO - MIA
2 stops18h 00mDelta
Sat 9/67:00 amMIA - OPO
2 stops20h 25mDelta
Deal found 7/1$562
This Rumbo deal was found by Cheapflights users on 7/1. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:05 pmOPO - MIA
1 stop25h 15mBritish Airways
Wed 12/317:01 amMIA - OPO
2 stops28h 04mBritish Airways
Deal found 7/1$585
This Air Europa deal was found by Cheapflights users on 7/2. 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 Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:35 amOPO - MIA
1 stop16h 10mAir Europa
Thu 10/169:30 pmMIA - OPO
1 stop12h 45mAir Europa
Deal found 7/2$586
This Lufthansa deal was found by Cheapflights users on 7/2. 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.
Mon 8/256:00 amOPO - MIA
1 stop13h 40mLufthansa
Sun 9/74:40 pmMIA - OPO
1 stop25h 10mLufthansa
Deal found 7/2$661

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 July 3, 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

Fri 8/29

6:15 am-1:11 pm

2 stops35h 56m

Miami

Sun 8/31

11:50 am-9:35 am

2 stops40h 45m

$515

PortoMiami

OPO - MIA

OPOMIA

Porto

Sat 8/30

6:00 am-2:40 pm

1 stop13h 40m

Miami

Sun 9/7

2:55 pm-9:45 am

1 stop13h 50m

$516

PortoMiami

OPO - MIA

OPOMIA

Porto

Mon 10/6

7:20 pm-5:30 pm

1 stop27h 10m

Miami

Fri 10/17

7:40 pm-7:55 am

1 stop31h 15m

$520

PortoMiami

OPO - MIA

OPOMIA

Porto

Mon 10/6

7:20 pm-8:48 pm

2 stops30h 28m

Miami

Sat 10/18

9:45 pm-12:00 pm

2 stops33h 15m

$525

PortoMiami

OPO - MIA

OPOMIA

Porto

Mon 10/20

8:15 am-8:26 pm

2 stops17h 11m

Miami

Sat 11/1

4:45 pm-7:40 am

1 stop10h 55m

$526

PortoMiami

OPO - MIA

OPOMIA

Porto

Mon 9/22

10:35 pm-2:45 pm

1 stop21h 10m

Miami

Sun 9/28

4:30 pm-9:00 am

1 stop11h 30m

$527

PortoMiami

OPO - MIA

OPOMIA

Porto

Sat 11/1

8:20 am-9:51 pm

2 stops17h 31m

Miami

Tue 11/4

3:45 pm-7:40 am

1 stop10h 55m

$528

PortoMiami

OPO - MIA

OPOMIA

Porto

Thu 8/28

6:30 am-7:30 pm

2 stops18h 00m

Miami

Sat 9/6

7:00 am-8:25 am

2 stops20h 25m

$562

PortoMiami

OPO - MIA

OPOMIA

Porto

Sun 12/21

8:05 pm-4:20 pm

1 stop25h 15m

Miami

Wed 12/31

7:01 am-4:05 pm

2 stops28h 04m

$585

PortoMiami

OPO - MIA

OPOMIA

Porto

Fri 10/3

7:35 am-6:45 pm

1 stop16h 10m

Miami

Thu 10/16

9:30 pm-3:15 pm

1 stop12h 45m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 14 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 June 27, 2025.

Booking 65 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 $231). 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 July 3, 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 July 3, 2025.
See what other customers who have flown with Delta, SWISS, and United Airlines 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.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,681 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Currently priced at $515, Air Canada will fly you from Porto to Miami and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and SWISS - these airlines can fly you to your destination from $516 and $520, respectively. Users have found that Air Canada is 13% 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 $231). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Hollywood
Aventura
Coral Gables
Sunny Isles Beach
Marathon
Miami Springs
Boynton Beach
Doral
Hialeah
Riviera Beach
Pembroke Pines
Hallandale Beach
Plantation
Sunrise
Palm Beach
Dania Beach
Florida City
Miami Gardens
Wilton Manors
Oakland Park

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 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$413Average$638FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$431Average$518FlexibilityNo cancel feeOn-time71%
Air EuropaCheapest$444Average$537FlexibilityNo cancel feeOn-time83%
TAP AIR PORTUGALCheapest$448Average$616FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$467Average$594FlexibilityNo cancel feeOn-time70%

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