What is the cheapest airline that flies from Porto to New York LaGuardia?

British Airways is the most popular carrier operating from Porto to New York LaGuardia

When did momondo last update prices for flights from Porto Airport to New York LaGuardia Airport?

Prices for flights from Porto Airport to New York LaGuardia Airport refresh daily.

How old do you have to be to fly from Porto Airport to New York LaGuardia Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to New York LaGuardia Airport.

What documentation or ID do you need to fly to New York LaGuardia Airport?

The required travel and health documents for your New York LaGuardia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at New York LaGuardia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$449 Cheap Flights from Porto to New York LaGuardia Airport in 2026

Find the cheapest flights from Porto to New York

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 6:45 pm

OPO

LGA

17h 45m

2 stops

1:25 pm - 11:15 am

LGA

OPO

16h 50m

2 stops

$616United Airlines

Wed, Sep 2 - Sun, Sep 6

11:05 am - 10:36 pm

OPO

LGA

16h 31m

2 stops

3:30 pm - 7:10 am

LGA

OPO

10h 40m

1 stop

$628Lufthansa

Fri, Oct 16 - Fri, Oct 23

11:20 am - 8:52 am

OPO

LGA

26h 32m

2 stops

8:30 pm - 7:00 am

LGA

OPO

29h 30m

1 stop

$631Air Canada

Wed, Sep 2 - Sun, Sep 6

11:20 am - 9:45 am

OPO

LGA

27h 25m

1 stop

8:30 pm - 7:10 am

LGA

OPO

29h 40m

1 stop

$632United Airlines

Wed, Sep 16 - Thu, Sep 24

12:15 pm - 7:40 pm

OPO

LGA

12h 25m

1 stop

3:30 pm - 7:00 am

LGA

OPO

10h 30m

1 stop

$635United Airlines

Sun, Aug 30 - Mon, Sep 7

12:10 pm - 9:47 am

OPO

LGA

26h 37m

1 stop

6:10 am - 11:15 am

LGA

OPO

24h 05m

2 stops

$636United Airlines

Sat, Sep 5 - Sat, Sep 19

11:05 am - 10:36 pm

OPO

LGA

16h 31m

2 stops

11:35 am - 7:10 am

LGA

OPO

14h 35m

2 stops

$637Air Canada

Fri, Oct 16 - Fri, Oct 23

11:20 am - 7:36 pm

OPO

LGA

13h 16m

1 stop

8:10 am - 11:15 am

LGA

OPO

22h 05m

2 stops

$638United Airlines

Wed, Sep 16 - Thu, Sep 24

12:15 pm - 8:59 pm

OPO

LGA

13h 44m

2 stops

3:30 pm - 7:00 am

LGA

OPO

10h 30m

1 stop

$643Air Canada

Sun, Aug 30 - Mon, Sep 7

6:20 am - 9:30 pm

OPO

LGA

20h 10m

2 stops

8:30 pm - 7:00 am

LGA

OPO

29h 30m

1 stop

$647Air Canada

Fri, Sep 11 - Tue, Sep 15

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Porto to New York LaGuardia Airport

Our best United Airlines deals on Porto to New York LaGuardia Airport flight tickets

United Airlines

Sep 2

OPO6:00 amPorto

17h 45m

2 stops

LGA6:45 pmNew York LaGuardia

Sep 6

LGA1:25 pmNew York LaGuardia

16h 50m

2 stops

OPO11:15 amPorto

$616

United Airlines

Sep 16

OPO11:20 amPorto

27h 25m

1 stop

LGA9:45 amNew York LaGuardia

Sep 24

LGA8:30 pmNew York LaGuardia

29h 40m

1 stop

OPO7:10 amPorto

$632

United Airlines

Aug 30

OPO12:15 pmPorto

12h 25m

1 stop

LGA7:40 pmNew York LaGuardia

Sep 7

LGA3:30 pmNew York LaGuardia

10h 30m

1 stop

OPO7:00 amPorto

$635

Air Canada flights from Porto to New York LaGuardia Airport

Our best Air Canada deals on Porto to New York LaGuardia Airport flight tickets

Air Canada

Sep 2

OPO11:20 amPorto

26h 32m

2 stops

LGA8:52 amNew York LaGuardia

Sep 6

LGA8:30 pmNew York LaGuardia

29h 30m

1 stop

OPO7:00 amPorto

$631

Air Canada

Oct 16

OPO11:05 amPorto

16h 31m

2 stops

LGA10:36 pmNew York LaGuardia

Oct 23

LGA11:35 amNew York LaGuardia

14h 35m

2 stops

OPO7:10 amPorto

$637

Air Canada

Aug 30

OPO12:15 pmPorto

13h 44m

2 stops

LGA8:59 pmNew York LaGuardia

Sep 7

LGA3:30 pmNew York LaGuardia

10h 30m

1 stop

OPO7:00 amPorto

$643

momondo Fare Finder

Use the filters below to find and compare flights from Porto to New York LaGuardia Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/2

6:00 am-6:45 pm

2 stops17h 45m

New York LaGuardia

Sun 9/6

1:25 pm-11:15 am

2 stops16h 50m

$616

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 10/16

11:05 am-10:36 pm

2 stops16h 31m

New York LaGuardia

Fri 10/23

3:30 pm-7:10 am

1 stop10h 40m

$628

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/2

11:20 am-8:52 am

2 stops26h 32m

New York LaGuardia

Sun 9/6

8:30 pm-7:00 am

1 stop29h 30m

$631

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/16

11:20 am-9:45 am

1 stop27h 25m

New York LaGuardia

Thu 9/24

8:30 pm-7:10 am

1 stop29h 40m

$632

Quickest round-trip

PortoNew York

OPO - LGA

OPOLGA

Porto

Sun 8/30

12:15 pm-7:40 pm

1 stop12h 25m

New York LaGuardia

Mon 9/7

3:30 pm-7:00 am

1 stop10h 30m

$635

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 9/5

12:10 pm-9:47 am

1 stop26h 37m

New York LaGuardia

Sat 9/19

6:10 am-11:15 am

2 stops24h 05m

$636

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 10/16

11:05 am-10:36 pm

2 stops16h 31m

New York LaGuardia

Fri 10/23

11:35 am-7:10 am

2 stops14h 35m

$637

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/16

11:20 am-7:36 pm

1 stop13h 16m

New York LaGuardia

Thu 9/24

8:10 am-11:15 am

2 stops22h 05m

$638

PortoNew York

OPO - LGA

OPOLGA

Porto

Sun 8/30

12:15 pm-8:59 pm

2 stops13h 44m

New York LaGuardia

Mon 9/7

3:30 pm-7:00 am

1 stop10h 30m

$643

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 9/11

6:20 am-9:30 pm

2 stops20h 10m

New York LaGuardia

Tue 9/15

8:30 pm-7:00 am

1 stop29h 30m

$647

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Porto to New York LaGuardia Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Porto to New York LaGuardia Airport flights?

You could potentially save up to 23% on your flight if you consider stops on a Porto to New York LaGuardia Airport flight.

When to book flights from Porto to New York LaGuardia Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to New York LaGuardia Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Porto to New York LaGuardia Airport (OPO to LGA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to New York LaGuardia Airport

Fastest flight time	10h 37m
Direct flights	None

The fastest flight from Porto to New York LaGuardia Airport takes 10h 37m

There are no direct flights from Porto to New York LaGuardia Airport. There are no popular flight routes from Porto to New York LaGuardia Airport.

Search flight deals

Frequently asked questions about flying from Porto to New York LaGuardia Airport

How far is Porto to New York LaGuardia by plane?
There are 3317.1 mi between Porto and New York LaGuardia. By plane, this route typically takes 10h 37m.
When did momondo last update prices for flights from Porto Airport to New York LaGuardia Airport?
Prices for flights from Porto Airport to New York LaGuardia Airport refresh daily.
How old do you have to be to fly from Porto Airport to New York LaGuardia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to New York LaGuardia Airport.
What documentation or ID do you need to fly to New York LaGuardia Airport?
The required travel and health documents for your New York LaGuardia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at New York LaGuardia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Queens

Seaside Heights

Bronx

Yonkers

East Rutherford

Mount Laurel

Asbury Park

Secaucus

Stamford

Point Pleasant Beach

Wayne

Parsippany

Long Branch

Woodbridge

East Stroudsburg

Tannersville

Elizabeth

Staten Island

Spring Lake

Edgewater

Why use momondo?

Why should I use momondo to find a flight deal from Porto to New York?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Porto to New York. momondo saves you time and could save you money on your trip.

Can I find flights from Porto to New York with flexible booking policies on momondo?

Flights from Porto to New York with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Porto to New York?

momondo provides multiple filters to help you find the best flight to New York from Porto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Porto to New York right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Porto to New York now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to New York and let you know when they change.

An easier way to manage your New York LaGuardia Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Mon 8/17

Mon 8/24

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to New York

Popular cities

Other flights from Porto

Other flights to New York

Cabin classes

Complete your trip

Feeling lucky

Popular cities in the United States

Flights to Newark Airportfrom $83

Flights to New York John F Kennedy Intl Airportfrom $129

Flights to Dallas/Fort Worth Airportfrom $64

Flights to Washington, D.C. Dulles Intl Airportfrom $62

Flights to Washington, D.C. Reagan-National Airportfrom $109

Flights to Chicago O'Hare Intl Airportfrom $50

Flights to Orlando Airportfrom $64

Flights to Chicago Midway Airport

Flights to Dallas Love Field Airport

Cheap flights from Porto to New York from $449

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to New York departing on 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Porto to New York

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Porto to New York LaGuardia Airport

Our best United Airlines deals on Porto to New York LaGuardia Airport flight tickets

Air Canada flights from Porto to New York LaGuardia Airport

Our best Air Canada deals on Porto to New York LaGuardia Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Porto to New York LaGuardia Airport that are best for you.

See travel insights to New York from

How to get the cheapest flight ticket from Porto to New York LaGuardia Airport

Can stopping save me money on Porto to New York LaGuardia Airport flights?

What is the cheapest airline that flies from Porto to New York LaGuardia?

When to book flights from Porto to New York LaGuardia Airport

Cheap Porto to New York LaGuardia Airport (OPO to LGA) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Porto to New York LaGuardia Airport

Traveling to a place near New York?

Why use momondo?

An easier way to manage your New York LaGuardia Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to New York

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Porto flight routes

According to popular flight searches on momondo this year

New York LaGuardia Airport flight routes

According to popular flight searches on momondo this year

Cabin classes currently available on flights to New York

List of cabin classes available on flights landing in New York. Availability may vary depending on flight origin and airline.

Complete your trip to New York

Explore popular destinations other users love

According to popular flight searches on momondo this year