$268 Cheap Flights from Miami (MIA) to Porto (OPO)

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Find available prices by choosing your travel dates.

Cheap Flights from Miami to Porto (MIA-OPO)

Prices were available within the past 7 days and start at $268 for one-way flights and $487 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
American Airlines
Iberia
Air Europa
United
Lufthansa
Swiss International Air Lines
Scandinavian Airlines
British Airways
United
Flights from Miami (MIA) to Porto (OPO)
Origin airport
Miami Intl.
Destination airport
Dr. Francisco de Sa Carneiro
Airlines serving
Air Canada, Air Europa, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, ITA Airways, Iberia, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$486
Distance
4143 mi

Miami to Porto Flights

The cheapest times to fly from Miami to Porto

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Miami to Porto are during the month of November. You can find some of the cheapest flights from Miami to Porto with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Miami to Porto

Sunday is one of the best days to book for cheap flights from Miami to Porto: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Miami to Porto

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Miami to Porto in 2025. You can also book with separate airlines for your outbound and return journeys, from $268 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Miami to Porto flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Miami to Porto airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from MIA to Porto Airport last minute?
Being the spontaneous type is a rewarding way to see the world, but it’s not necessarily the cleverest way to get your hands on a cheap airfare. It’s better to book your MIA to Porto Airport trip ahead of time instead of waiting till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save all that spontaneity for when you arrive in Porto Airport!
What airports do you fly into for Porto from Miami?
With Dr. Francisco de Sa Carneiro Airport (OPO), Braga (BGZ) and Viseu (VSE) to select from, getting from Miami to Porto is simple. The city’s key hub, Dr. Francisco de Sa Carneiro Airport (OPO), is approximately 7 mi northwest of the downtown area. Besides ticket prices, consider things like train or bus options from the airport and the distance to your hotel before making your choice. Get your Porto trip off to a superb start by discovering Porto Cathedral and Casa da Musica.
Can I change the date of my flight from MIA to Porto Airport?
Expedia makes it easy to make changes to your Miami Intl. Airport (MIA) to Dr. Francisco de Sa Carneiro Airport (OPO) journey yourself. Just log in to the Expedia Trips portal and select “change flight.” Look for new flights and lock in the one that fits your plans. You’ll get an estimate of your flight change fee, if applicable. You can also head to our Customer Service portal to connect with our Virtual Agent and quickly get answers to your questions.

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*Available to One Key members.