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.

$448 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.

11:50 am - 10:36 pm

OPO

LGA

15h 46m

2 stops

12:55 pm - 7:00 am

LGA

OPO

13h 05m

2 stops

$556Air Canada

Thu, Oct 8 - Wed, Oct 14

12:15 pm - 8:00 am

OPO

LGA

24h 45m

1 stop

7:55 pm - 7:00 am

LGA

OPO

30h 05m

2 stops

$557Air Canada

Tue, Aug 18 - Sun, Aug 23

11:15 am - 9:26 am

OPO

LGA

27h 11m

2 stops

7:05 pm - 7:10 am

LGA

OPO

31h 05m

2 stops

$560Air Canada

Sun, Sep 20 - Thu, Oct 8

12:20 pm - 10:36 pm

OPO

LGA

15h 16m

2 stops

11:35 am - 7:10 am

LGA

OPO

14h 35m

2 stops

$562Air Canada

Sat, Oct 10 - Fri, Oct 16

12:20 pm - 10:36 pm

OPO

LGA

15h 16m

2 stops

11:35 am - 7:10 am

LGA

OPO

14h 35m

2 stops

$562Air Canada

Sat, Oct 10 - Fri, Oct 16

11:20 am - 9:30 pm

OPO

LGA

15h 10m

1 stop

10:35 am - 11:25 am

LGA

OPO

19h 50m

2 stops

$564Multiple Airlines

Wed, Sep 16 - Wed, Sep 30

11:50 am - 8:59 pm

OPO

LGA

14h 09m

2 stops

7:55 pm - 7:10 am

LGA

OPO

30h 15m

2 stops

$566Air Canada

Thu, Sep 17 - Thu, Sep 24

11:50 am - 9:30 pm

OPO

LGA

14h 40m

1 stop

1:00 pm - 7:00 am

LGA

OPO

13h 00m

2 stops

$567Multiple Airlines

Thu, Sep 3 - Wed, Sep 9

11:20 am - 7:40 pm

OPO

LGA

13h 20m

1 stop

7:55 am - 7:00 am

LGA

OPO

18h 05m

2 stops

$568Air Canada

Sat, Aug 22 - Sat, Aug 29

8:20 am - 3:24 pm

OPO

LGA

36h 04m

2 stops

6:00 am - 4:00 pm

LGA

OPO

29h 00m

2 stops

$591American Airlines

Thu, Sep 17 - Mon, Sep 21

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Lufthansa flights from Porto to New York LaGuardia Airport

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

Lufthansa

Sep 9

OPO11:05 amPorto

15h 25m

2 stops

LGA9:30 pmNew York LaGuardia

Sep 16

LGA3:30 pmNew York LaGuardia

10h 30m

1 stop

OPO7:00 amPorto

$611

Lufthansa

Aug 6

OPO11:50 amPorto

12h 50m

1 stop

LGA7:40 pmNew York LaGuardia

Aug 24

LGA3:30 pmNew York LaGuardia

10h 30m

1 stop

OPO7:00 amPorto

$868

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

Nov 2

OPO6:00 amPorto

17h 45m

2 stops

LGA6:45 pmNew York LaGuardia

Nov 8

LGA3:15 pmNew York LaGuardia

19h 05m

2 stops

OPO3:20 pmPorto

$615

United Airlines

Nov 2

OPO6:00 amPorto

17h 45m

2 stops

LGA6:45 pmNew York LaGuardia

Nov 8

LGA3:15 pmNew York LaGuardia

19h 05m

2 stops

OPO3:20 pmPorto

$617

United Airlines

Dec 4

OPO6:00 amPorto

18h 13m

2 stops

LGA7:13 pmNew York LaGuardia

Dec 13

LGA6:50 pmNew York LaGuardia

39h 30m

2 stops

OPO3:20 pmPorto

$619

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 10/8

11:50 am-10:36 pm

2 stops15h 46m

New York LaGuardia

Wed 10/14

12:55 pm-7:00 am

2 stops13h 05m

$556

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 8/18

12:15 pm-8:00 am

1 stop24h 45m

New York LaGuardia

Sun 8/23

7:55 pm-7:00 am

2 stops30h 05m

$557

PortoNew York

OPO - LGA

OPOLGA

Porto

Sun 9/20

11:15 am-9:26 am

2 stops27h 11m

New York LaGuardia

Thu 10/8

7:05 pm-7:10 am

2 stops31h 05m

$560

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 10/10

12:20 pm-10:36 pm

2 stops15h 16m

New York LaGuardia

Fri 10/16

11:35 am-7:10 am

2 stops14h 35m

$562

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 10/10

12:20 pm-10:36 pm

2 stops15h 16m

New York LaGuardia

Fri 10/16

11:35 am-7:10 am

2 stops14h 35m

$562

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/16

11:20 am-9:30 pm

1 stop15h 10m

New York LaGuardia

Wed 9/30

10:35 am-11:25 am

2 stops19h 50m

$564

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 9/17

11:50 am-8:59 pm

2 stops14h 09m

New York LaGuardia

Thu 9/24

7:55 pm-7:10 am

2 stops30h 15m

$566

Quickest round-trip

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 9/3

11:50 am-9:30 pm

1 stop14h 40m

New York LaGuardia

Wed 9/9

1:00 pm-7:00 am

2 stops13h 00m

$567

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 8/22

11:20 am-7:40 pm

1 stop13h 20m

New York LaGuardia

Sat 8/29

7:55 am-7:00 am

2 stops18h 05m

$568

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 9/17

8:20 am-3:24 pm

2 stops36h 04m

New York LaGuardia

Mon 9/21

6:00 am-4:00 pm

2 stops29h 00m

$591

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 54% 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 50m
Direct flights	None

The fastest flight from Porto to New York LaGuardia Airport takes 12h 50m

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 50m.
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.

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Yonkers

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Secaucus

Stamford

Point Pleasant Beach

Asbury Park

Wayne

Woodbridge

Parsippany

Long Branch

East Stroudsburg

Tannersville

Elizabeth

Staten Island

Hauppauge

Edgewater

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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 $444

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 10/30. 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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Lufthansa flights from Porto to New York LaGuardia Airport

Our best Lufthansa 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

Fastest flight time

Direct flights

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

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An easier way to manage your New York LaGuardia Airport trip

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