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

British Airways, Air Transat, and American Airlines are the most popular carriers 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.

$389 Cheap Flights from Porto to New York LaGuardia Airport in 2026

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5:55 am - 10:19 pm

OPO

LGA

21h 24m

2 stops

7:00 pm - 3:25 pm

LGA

OPO

15h 25m

2 stops

$588Delta

Thu, Apr 30 - Mon, May 4

5:00 am - 3:48 pm

OPO

LGA

15h 48m

2 stops

7:00 pm - 3:25 pm

LGA

OPO

15h 25m

2 stops

$607Delta

Mon, Apr 27 - Mon, May 4

5:00 am - 3:48 pm

OPO

LGA

15h 48m

2 stops

6:00 pm - 3:25 pm

LGA

OPO

16h 25m

2 stops

$612Delta

Mon, Apr 27 - Mon, May 4

6:30 am - 8:00 pm

OPO

LGA

18h 30m

2 stops

1:00 pm - 10:40 am

LGA

OPO

16h 40m

2 stops

$624Delta

Mon, May 4 - Mon, May 11

1:30 pm - 4:55 pm

OPO

LGA

32h 25m

1 stop

9:55 am - 11:45 am

LGA

OPO

20h 50m

1 stop

$649Air Transat

Thu, Jun 18 - Thu, Sep 3

6:00 am - 9:30 pm

OPO

LGA

20h 30m

2 stops

8:30 pm - 7:00 am

LGA

OPO

29h 30m

1 stop

$650Air Canada

Thu, Sep 10 - Mon, Sep 14

1:30 pm - 4:55 pm

OPO

LGA

32h 25m

1 stop

5:55 pm - 11:45 am

LGA

OPO

12h 50m

1 stop

$652Air Transat

Fri, Jul 3 - Fri, Jul 10

12:05 pm - 3:18 pm

OPO

LGA

32h 13m

2 stops

7:10 am - 11:10 am

LGA

OPO

23h 00m

2 stops

$653United Airlines

Tue, Apr 21 - Tue, Apr 28

12:10 pm - 11:30 pm

OPO

LGA

16h 20m

2 stops

2:51 pm - 3:40 pm

LGA

OPO

19h 49m

2 stops

$654United Airlines

Thu, May 21 - Wed, May 27

12:05 pm - 11:27 pm

OPO

LGA

16h 22m

2 stops

10:35 am - 7:00 am

LGA

OPO

15h 25m

1 stop

$656United Airlines

Sat, Aug 29 - Tue, Sep 8

Delta flights from Porto to New York LaGuardia Airport

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

Delta

Apr 30

OPO5:55 amPorto

21h 24m

2 stops

LGA10:19 pmNew York LaGuardia

May 4

LGA7:00 pmNew York LaGuardia

15h 25m

2 stops

OPO3:25 pmPorto

$588

Delta

Apr 9

OPO5:55 amPorto

16h 25m

2 stops

LGA5:20 pmNew York LaGuardia

May 9

LGA6:00 pmNew York LaGuardia

16h 25m

2 stops

OPO3:25 pmPorto

$594

Delta

Apr 27

OPO5:00 amPorto

15h 48m

2 stops

LGA3:48 pmNew York LaGuardia

May 4

LGA7:00 pmNew York LaGuardia

15h 25m

2 stops

OPO3:25 pmPorto

$607

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

Apr 21

OPO12:05 pmPorto

32h 13m

2 stops

LGA3:18 pmNew York LaGuardia

Apr 28

LGA7:10 amNew York LaGuardia

23h 00m

2 stops

OPO11:10 amPorto

$653

United Airlines

May 21

OPO12:10 pmPorto

16h 20m

2 stops

LGA11:30 pmNew York LaGuardia

May 27

LGA2:51 pmNew York LaGuardia

19h 49m

2 stops

OPO3:40 pmPorto

$654

United Airlines

Aug 29

OPO12:05 pmPorto

16h 22m

2 stops

LGA11:27 pmNew York LaGuardia

Sep 8

LGA10:35 amNew York LaGuardia

15h 25m

1 stop

OPO7:00 amPorto

$656

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

Thu 4/30

5:55 am-10:19 pm

2 stops21h 24m

New York LaGuardia

Mon 5/4

7:00 pm-3:25 pm

2 stops15h 25m

$588

Quickest round-trip

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 4/27

5:00 am-3:48 pm

2 stops15h 48m

New York LaGuardia

Mon 5/4

7:00 pm-3:25 pm

2 stops15h 25m

$607

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 4/27

5:00 am-3:48 pm

2 stops15h 48m

New York LaGuardia

Mon 5/4

6:00 pm-3:25 pm

2 stops16h 25m

$612

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 5/4

6:30 am-8:00 pm

2 stops18h 30m

New York LaGuardia

Mon 5/11

1:00 pm-10:40 am

2 stops16h 40m

$624

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 6/18

1:30 pm-4:55 pm

1 stop32h 25m

New York LaGuardia

Thu 9/3

9:55 am-11:45 am

1 stop20h 50m

$649

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 9/10

6:00 am-9:30 pm

2 stops20h 30m

New York LaGuardia

Mon 9/14

8:30 pm-7:00 am

1 stop29h 30m

$650

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 7/3

1:30 pm-4:55 pm

1 stop32h 25m

New York LaGuardia

Fri 7/10

5:55 pm-11:45 am

1 stop12h 50m

$652

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 4/21

12:05 pm-3:18 pm

2 stops32h 13m

New York LaGuardia

Tue 4/28

7:10 am-11:10 am

2 stops23h 00m

$653

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 5/21

12:10 pm-11:30 pm

2 stops16h 20m

New York LaGuardia

Wed 5/27

2:51 pm-3:40 pm

2 stops19h 49m

$654

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 8/29

12:05 pm-11:27 pm

2 stops16h 22m

New York LaGuardia

Tue 9/8

10:35 am-7:00 am

1 stop15h 25m

$656

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 16% 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	12h 05m
Direct flights	None

The fastest flight from Porto to New York LaGuardia Airport takes 12h 05m

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.

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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 12h 05m.
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.

Seaside Heights

Queens

Bronx

Yonkers

East Rutherford

Asbury Park

Point Pleasant Beach

Beach Haven

Long Branch

Wayne

Spring Lake

Stamford

Tannersville

Woodbridge

Secaucus

East Stroudsburg

Parsippany

Mount Laurel

Ocean Grove

Edgewater

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

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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.

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Cheap flights from Porto to New York from $389

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 5/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Porto to New York LaGuardia Airport

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

United Airlines flights from Porto to New York LaGuardia Airport

Our best United Airlines 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

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

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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

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

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