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

American Airlines and British Airways 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.

$379 Cheap Flights from Porto to New York LaGuardia Airport in 2026

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11:15 am - 10:26 pm

OPO

LGA

16h 11m

2 stops

12:00 pm - 10:30 am

LGA

OPO

17h 30m

2 stops

$623Delta

Sun, Nov 8 - Sat, Nov 14

11:55 am - 4:58 pm

OPO

LGA

10h 03m

1 stop

10:35 am - 7:10 am

LGA

OPO

15h 35m

1 stop

$644Air Canada

Sat, Jun 6 - Fri, Jun 12

11:55 am - 7:36 pm

OPO

LGA

12h 41m

1 stop

3:30 pm - 7:10 am

LGA

OPO

10h 40m

1 stop

$649Air Canada

Sat, Jun 6 - Fri, Jun 12

11:55 am - 4:58 pm

OPO

LGA

10h 03m

1 stop

10:35 am - 7:10 am

LGA

OPO

15h 35m

1 stop

$652Air Canada

Sat, Jun 6 - Fri, Jun 12

6:00 am - 9:30 pm

OPO

LGA

20h 30m

2 stops

8:30 pm - 7:00 am

LGA

OPO

29h 30m

1 stop

$654Air Canada

Tue, Sep 22 - Sun, Oct 4

11:55 am - 4:58 pm

OPO

LGA

10h 03m

1 stop

1:00 pm - 7:10 am

LGA

OPO

13h 10m

2 stops

$655Air Canada

Sat, Jun 6 - Fri, Jun 12

6:00 am - 8:25 pm

OPO

LGA

19h 25m

2 stops

3:30 pm - 7:00 am

LGA

OPO

10h 30m

1 stop

$656United Airlines

Wed, Sep 16 - Tue, Sep 29

12:05 pm - 11:30 pm

OPO

LGA

16h 25m

2 stops

7:28 pm - 3:40 pm

LGA

OPO

15h 12m

2 stops

$657United Airlines

Fri, Jun 12 - Mon, Jun 22

6:00 am - 6:11 pm

OPO

LGA

17h 11m

2 stops

10:29 am - 11:45 am

LGA

OPO

20h 16m

2 stops

$658United Airlines

Thu, Nov 12 - Thu, Nov 19

6:00 am - 10:36 pm

OPO

LGA

21h 36m

2 stops

10:35 am - 7:00 am

LGA

OPO

15h 25m

1 stop

$659Air Canada

Fri, Sep 25 - Mon, Oct 5

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

Jun 6

OPO11:55 amPorto

10h 03m

1 stop

LGA4:58 pmNew York LaGuardia

Jun 12

LGA10:35 amNew York LaGuardia

15h 35m

1 stop

OPO7:10 amPorto

$644

Air Canada

Jun 6

OPO11:55 amPorto

12h 41m

1 stop

LGA7:36 pmNew York LaGuardia

Jun 12

LGA3:30 pmNew York LaGuardia

10h 40m

1 stop

OPO7:10 amPorto

$649

Air Canada

Jun 6

OPO11:55 amPorto

10h 03m

1 stop

LGA4:58 pmNew York LaGuardia

Jun 12

LGA10:35 amNew York LaGuardia

15h 35m

1 stop

OPO7:10 amPorto

$652

Air Transat flights from Porto to New York LaGuardia Airport

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

Air Transat

Jun 4

OPO1:30 pmPorto

32h 25m

1 stop

LGA4:55 pmNew York LaGuardia

Jun 10

LGA9:55 amNew York LaGuardia

21h 00m

1 stop

OPO11:55 amPorto

$656

Air Transat

Jul 2

OPO1:30 pmPorto

24h 25m

1 stop

LGA8:55 amNew York LaGuardia

Jul 9

LGA9:55 amNew York LaGuardia

20h 50m

1 stop

OPO11:45 amPorto

$670

Air Transat

Jun 4

OPO1:30 pmPorto

32h 25m

1 stop

LGA4:55 pmNew York LaGuardia

Jun 10

LGA9:55 amNew York LaGuardia

21h 00m

1 stop

OPO11:55 amPorto

$671

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

Sun 11/8

11:15 am-10:26 pm

2 stops16h 11m

New York LaGuardia

Sat 11/14

12:00 pm-10:30 am

2 stops17h 30m

$623

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 6/6

11:55 am-4:58 pm

1 stop10h 03m

New York LaGuardia

Fri 6/12

10:35 am-7:10 am

1 stop15h 35m

$644

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 6/6

11:55 am-7:36 pm

1 stop12h 41m

New York LaGuardia

Fri 6/12

3:30 pm-7:10 am

1 stop10h 40m

$649

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 6/6

11:55 am-4:58 pm

1 stop10h 03m

New York LaGuardia

Fri 6/12

10:35 am-7:10 am

1 stop15h 35m

$652

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 9/22

6:00 am-9:30 pm

2 stops20h 30m

New York LaGuardia

Sun 10/4

8:30 pm-7:00 am

1 stop29h 30m

$654

Quickest round-trip

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 6/6

11:55 am-4:58 pm

1 stop10h 03m

New York LaGuardia

Fri 6/12

1:00 pm-7:10 am

2 stops13h 10m

$655

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/16

6:00 am-8:25 pm

2 stops19h 25m

New York LaGuardia

Tue 9/29

3:30 pm-7:00 am

1 stop10h 30m

$656

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 6/12

12:05 pm-11:30 pm

2 stops16h 25m

New York LaGuardia

Mon 6/22

7:28 pm-3:40 pm

2 stops15h 12m

$657

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 11/12

6:00 am-6:11 pm

2 stops17h 11m

New York LaGuardia

Thu 11/19

10:29 am-11:45 am

2 stops20h 16m

$658

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 9/25

6:00 am-10:36 pm

2 stops21h 36m

New York LaGuardia

Mon 10/5

10:35 am-7:00 am

1 stop15h 25m

$659

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 4% 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 03m
Direct flights	None

The fastest flight from Porto to New York LaGuardia Airport takes 10h 03m

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 10h 03m.
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

Long Branch

Beach Haven

Stamford

Mount Laurel

Woodbridge

Spring Lake

Tannersville

Parsippany

East Stroudsburg

Secaucus

Ocean Grove

Wayne

Elizabeth

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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?

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Cheap flights from Porto to New York from $379

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 7/1. 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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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 Transat flights from Porto to New York LaGuardia Airport

Our best Air Transat 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

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

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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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