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

Air Transat and Lufthansa 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.

$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.

11:30 am - 11:45 pm

OPO

LGA

17h 15m

2 stops

12:00 pm - 10:35 am

LGA

OPO

17h 35m

2 stops

$593Delta

Tue, Nov 10 - Tue, Nov 17

8:20 am - 2:30 pm

OPO

LGA

35h 10m

2 stops

9:19 pm - 4:00 pm

LGA

OPO

37h 41m

2 stops

$599American Airlines

Fri, Sep 18 - Sun, Sep 20

10:00 pm - 7:36 pm

OPO

LGA

26h 36m

2 stops

4:00 pm - 10:10 pm

LGA

OPO

25h 10m

2 stops

$622Multiple Airlines

Mon, Oct 5 - Sat, Oct 10

10:00 pm - 7:37 pm

OPO

LGA

26h 37m

2 stops

3:30 pm - 11:35 am

LGA

OPO

15h 05m

2 stops

$638Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

5:05 am - 7:36 pm

OPO

LGA

19h 31m

3 stops

3:30 pm - 11:00 am

LGA

OPO

14h 30m

2 stops

$643Multiple Airlines

Thu, Sep 10 - Sun, Sep 20

10:00 pm - 7:37 pm

OPO

LGA

26h 37m

2 stops

3:30 pm - 12:40 am

LGA

OPO

28h 10m

3 stops

$652Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

6:00 am - 11:30 pm

OPO

LGA

22h 30m

2 stops

11:20 am - 7:00 am

LGA

OPO

14h 40m

2 stops

$654United Airlines

Wed, Oct 7 - Wed, Oct 21

8:20 am - 8:59 pm

OPO

LGA

17h 39m

2 stops

3:24 pm - 11:45 am

LGA

OPO

15h 21m

2 stops

$657American Airlines

Wed, Sep 16 - Thu, Sep 24

8:20 am - 8:59 pm

OPO

LGA

17h 39m

2 stops

3:24 pm - 11:45 am

LGA

OPO

15h 21m

2 stops

$658American Airlines

Wed, Sep 16 - Thu, Sep 24

11:50 am - 4:57 pm

OPO

LGA

10h 07m

1 stop

8:30 pm - 7:00 am

LGA

OPO

29h 30m

1 stop

$659Air Canada

Thu, Sep 3 - Tue, Sep 8

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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

Oct 7

OPO6:00 amPorto

22h 30m

2 stops

LGA11:30 pmNew York LaGuardia

Oct 21

LGA11:20 amNew York LaGuardia

14h 40m

2 stops

OPO7:00 amPorto

$654

United Airlines

Aug 24

OPO12:10 pmPorto

40h 20m

2 stops

LGA11:30 pmNew York LaGuardia

Sep 8

LGA9:27 pmNew York LaGuardia

28h 33m

2 stops

OPO7:00 amPorto

$675

United Airlines

Sep 3

OPO11:50 amPorto

12h 47m

1 stop

LGA7:37 pmNew York LaGuardia

Sep 8

LGA2:55 pmNew York LaGuardia

15h 15m

2 stops

OPO11:10 amPorto

$677

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 3

OPO11:50 amPorto

10h 07m

1 stop

LGA4:57 pmNew York LaGuardia

Sep 8

LGA8:30 pmNew York LaGuardia

29h 30m

1 stop

OPO7:00 amPorto

$659

Air Canada

Sep 11

OPO6:20 amPorto

20h 10m

2 stops

LGA9:30 pmNew York LaGuardia

Sep 15

LGA8:30 pmNew York LaGuardia

29h 30m

1 stop

OPO7:00 amPorto

$664

Air Canada

Sep 11

OPO6:20 amPorto

20h 10m

2 stops

LGA9:30 pmNew York LaGuardia

Sep 15

LGA8:30 pmNew York LaGuardia

29h 30m

1 stop

OPO7:00 amPorto

$666

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

Tue 11/10

11:30 am-11:45 pm

2 stops17h 15m

New York LaGuardia

Tue 11/17

12:00 pm-10:35 am

2 stops17h 35m

$593

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 9/18

8:20 am-2:30 pm

2 stops35h 10m

New York LaGuardia

Sun 9/20

9:19 pm-4:00 pm

2 stops37h 41m

$599

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 10/5

10:00 pm-7:36 pm

2 stops26h 36m

New York LaGuardia

Sat 10/10

4:00 pm-10:10 pm

2 stops25h 10m

$622

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 9/1

10:00 pm-7:37 pm

2 stops26h 37m

New York LaGuardia

Tue 9/8

3:30 pm-11:35 am

2 stops15h 05m

$638

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 9/10

5:05 am-7:36 pm

3 stops19h 31m

New York LaGuardia

Sun 9/20

3:30 pm-11:00 am

2 stops14h 30m

$643

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 9/1

10:00 pm-7:37 pm

2 stops26h 37m

New York LaGuardia

Tue 9/8

3:30 pm-12:40 am

3 stops28h 10m

$652

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 10/7

6:00 am-11:30 pm

2 stops22h 30m

New York LaGuardia

Wed 10/21

11:20 am-7:00 am

2 stops14h 40m

$654

Quickest round-trip

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/16

8:20 am-8:59 pm

2 stops17h 39m

New York LaGuardia

Thu 9/24

3:24 pm-11:45 am

2 stops15h 21m

$657

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/16

8:20 am-8:59 pm

2 stops17h 39m

New York LaGuardia

Thu 9/24

3:24 pm-11:45 am

2 stops15h 21m

$658

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 9/3

11:50 am-4:57 pm

1 stop10h 07m

New York LaGuardia

Tue 9/8

8:30 pm-7:00 am

1 stop29h 30m

$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 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.

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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 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

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Yonkers

East Rutherford

Mount Laurel

Asbury Park

Point Pleasant Beach

Long Branch

Stamford

Woodbridge

Beach Haven

Parsippany

Tannersville

Secaucus

Wayne

East Stroudsburg

Spring Lake

Elizabeth

Ocean Grove

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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 $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 7/24. 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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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

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

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

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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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