$373 Cheap Flights from Porto (OPO) to New York (LGA)

Popular airlines from Porto Airport (OPO) to LaGuardia Airport (LGA)

Find available prices by choosing your travel dates.

Cheap Flights from Porto to New York (OPO-LGA)

Prices were available within the past 7 days and start at $373 for one-way flights and $532 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Air Canada
Air Canada
Air Canada
Swiss International Air Lines
United
Air Canada
Air Canada
Delta
American Airlines
Flights from Porto (OPO) to New York (LGA)
Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
LaGuardia
Airlines serving
Air Canada, Air France, Air Transat, American Airlines, British Airways, Delta, KLM, United
Roundtrip price
$531
Distance
3315 mi

Porto to New York Flights

The cheapest times to fly from Porto to New York

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 Porto to New York are during the month of June. You can find some of the cheapest flights from Porto to New York with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Porto to New York

Sunday is one of the best days to book for cheap flights from Porto to New York: 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 Porto to New York

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 Porto to New York in 2025. You can also book with separate airlines for your outbound and return journeys, from $373 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 Porto to New York 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 Porto to New York 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

How much does a flight from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA) cost?
Discover the latest flight deals from OPO to LGA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from OPO to LGA?
The cheapest flights from OPO to LGA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from OPO to LGA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from OPO to LGA. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA)?
There aren’t any daily direct flights available from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you’ll be on your way in no time at all.
What day of the week has the most flights from OPO to LGA?
Typically you’ll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA)?
To avoid possible delays on the Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for New York from Dr. Francisco de Sa Carneiro Airport (OPO)?
Liberty Intl. Airport (EWR) is the only airport in New York with direct flights from Dr. Francisco de Sa Carneiro Airport (OPO). Explore your options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA) last-minute?
Waiting until right before your break to book a flight from OPO to LGA often results in higher prices. Although you may find some last-minute discounts, there’s no guarantee. Keep your travel plans flexible for a better chance of landing a bargain.
Is it cheaper to book an OPO to LGA flight and hotel package?
You’ll typically save money by securing an OPO to LGA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one place. After selecting your ideal flights and accommodations, consider adding extras including activities, car rentals and tours.
Can I cancel or change the date of my flight from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA)?
If you reserved your OPO to LGA flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.