$321 Cheap Flights from Porto (OPO) to New York (LGA)

View $321 flight on Fri, Dec 12, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $321 for one-way flights and $554 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Sat, Jun 20 - Wed, Jun 24
OPO
Porto
LGA
New York
$554 Roundtrip, found 3 days ago
$554
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Jun 20 from Porto to New York, returning Wed, Jun 24, priced at $554 found 3 days ago
Air Canada
Mon, Dec 8 - Wed, Jan 7
OPO
Porto
LGA
New York
$562 Roundtrip, found 6 days ago
$562
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Dec 8 from Porto to New York, returning Wed, Jan 7, priced at $562 found 6 days ago
Air Canada
Mon, Dec 8 - Wed, Dec 31
OPO
Porto
LGA
New York
$564 Roundtrip, found 1 day ago
$564
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Dec 8 from Porto to New York, returning Wed, Dec 31, priced at $564 found 1 day ago
Swiss International Air Lines
Thu, Dec 11 - Fri, Jan 30
OPO
Porto
LGA
New York
$570 Roundtrip, found 1 day ago
$570
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Thu, Dec 11 from Porto to New York, returning Fri, Jan 30, priced at $570 found 1 day ago
Air Canada
Fri, Nov 14 - Sat, Dec 6
OPO
Porto
LGA
New York
$578 Roundtrip, found 6 days ago
$578
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Nov 14 from Porto to New York, returning Sat, Dec 6, priced at $578 found 6 days ago
Swiss International Air Lines
Fri, Nov 21 - Tue, Nov 25
OPO
Porto
LGA
New York
$583 Roundtrip, found 2 hours ago
$583
Roundtrip
found 2 hours ago
Select Swiss International Air Lines flight, departing Fri, Nov 21 from Porto to New York, returning Tue, Nov 25, priced at $583 found 2 hours ago
Swiss International Air Lines
Fri, Nov 14 - Tue, Nov 25
OPO
Porto
LGA
New York
$586 Roundtrip, found 5 days ago
$586
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Fri, Nov 14 from Porto to New York, returning Tue, Nov 25, priced at $586 found 5 days ago
Air Canada
Sat, Nov 22 - Fri, Nov 28
OPO
Porto
LGA
New York
$589 Roundtrip, found 4 hours ago
$589
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Sat, Nov 22 from Porto to New York, returning Fri, Nov 28, priced at $589 found 4 hours ago
Air Transat
Sat, Feb 14 - Fri, Feb 20
OPO
Porto
LGA
New York
$597 Roundtrip, found 4 days ago
$597
Roundtrip
found 4 days ago
Select Air Transat flight, departing Sat, Feb 14 from Porto to New York, returning Fri, Feb 20, priced at $597 found 4 days ago
Delta
Mon, Oct 20 - Mon, Oct 27
OPO
Porto
LGA
New York
$623 Roundtrip, found 5 days ago
$623
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Oct 20 from Porto to New York, returning Mon, Oct 27, priced at $623 found 5 days ago

Alternative airports near New York

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John F. Kennedy Intl. JFK. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $670
JFK
John F. Kennedy Intl.
Cheapest
Average driving time to city center24 min
Flights from $670
Select flight to Liberty Intl. EWR. Average driving time to city center is 19 minutes. Flights from $780
EWR
Liberty Intl.
Average driving time to city center19 min
Flights from $780

Frequently asked questions

How much does a flight from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA) cost?
Lock in a cheap one-way flight from $321 or cheap return flight from $554 from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA)?
The cheapest month to fly from OPO to LGA is June, when there's less demand. Off-peak months are usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Dr. Francisco de Sa Carneiro Airport (OPO) to LaGuardia Airport (LGA)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from OPO to LGA. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
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.

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
LaGuardia
Airlines serving
Air Canada, American Airlines, British Airways, Lufthansa, United
Roundtrip price
$554
Distance
3315 mi

Book with confidence

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 $321 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.

 

Porto to New York Flights

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*Available to One Key members.