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.

$290 Cheap Flights from Porto to New York LaGuardia Airport in 2026

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6:00 am - 11:30 pm

OPO

LGA

22h 30m

2 stops

2:49 pm - 11:10 am

LGA

OPO

15h 21m

2 stops

$526United Airlines

Wed, Apr 1 - Tue, Apr 7

6:00 am - 6:44 pm

OPO

LGA

17h 44m

2 stops

4:00 pm - 3:40 pm

LGA

OPO

18h 40m

2 stops

$530United Airlines

Tue, Apr 14 - Mon, Apr 20

6:00 am - 6:41 pm

OPO

LGA

40h 41m

2 stops

6:30 am - 7:00 am

LGA

OPO

19h 30m

1 stop

$542United Airlines

Thu, Mar 26 - Wed, Jun 3

6:00 am - 11:30 pm

OPO

LGA

22h 30m

2 stops

10:28 am - 11:20 am

LGA

OPO

19h 52m

2 stops

$550United Airlines

Fri, Apr 17 - Wed, Apr 22

6:00 am - 4:59 pm

OPO

LGA

38h 59m

2 stops

3:20 pm - 12:05 pm

LGA

OPO

16h 45m

2 stops

$551Air Canada

Tue, Mar 17 - Mon, Mar 23

11:05 am - 10:36 pm

OPO

LGA

16h 31m

2 stops

10:40 am - 7:00 am

LGA

OPO

15h 20m

1 stop

$557Air Canada

Mon, Jun 15 - Tue, Sep 1

12:15 pm - 7:37 pm

OPO

LGA

12h 22m

1 stop

8:30 pm - 7:00 am

LGA

OPO

29h 30m

1 stop

$559United Airlines

Tue, Aug 25 - Mon, Aug 31

11:05 am - 10:36 pm

OPO

LGA

16h 31m

2 stops

11:35 am - 7:00 am

LGA

OPO

14h 25m

2 stops

$565Air Canada

Mon, Jun 15 - Tue, Sep 1

12:15 pm - 8:59 pm

OPO

LGA

13h 44m

2 stops

3:30 pm - 7:00 am

LGA

OPO

10h 30m

1 stop

$567Air Canada

Tue, Aug 25 - Tue, Sep 1

12:15 pm - 9:26 pm

OPO

LGA

14h 11m

1 stop

3:30 pm - 7:00 am

LGA

OPO

10h 30m

1 stop

$570United Airlines

Tue, Jun 9 - Mon, Jun 15

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 1

OPO6:00 amPorto

22h 30m

2 stops

LGA11:30 pmNew York LaGuardia

Apr 7

LGA2:49 pmNew York LaGuardia

15h 21m

2 stops

OPO11:10 amPorto

$526

United Airlines

Apr 14

OPO6:00 amPorto

17h 44m

2 stops

LGA6:44 pmNew York LaGuardia

Apr 20

LGA4:00 pmNew York LaGuardia

18h 40m

2 stops

OPO3:40 pmPorto

$530

United Airlines

Mar 26

OPO6:00 amPorto

40h 41m

2 stops

LGA6:41 pmNew York LaGuardia

Jun 3

LGA6:30 amNew York LaGuardia

19h 30m

1 stop

OPO7:00 amPorto

$542

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

Mar 17

OPO6:00 amPorto

38h 59m

2 stops

LGA4:59 pmNew York LaGuardia

Mar 23

LGA3:20 pmNew York LaGuardia

16h 45m

2 stops

OPO12:05 pmPorto

$551

Air Canada

Jun 15

OPO11:05 amPorto

16h 31m

2 stops

LGA10:36 pmNew York LaGuardia

Sep 1

LGA10:40 amNew York LaGuardia

15h 20m

1 stop

OPO7:00 amPorto

$557

Air Canada

Jun 15

OPO11:05 amPorto

16h 31m

2 stops

LGA10:36 pmNew York LaGuardia

Sep 1

LGA11:35 amNew York LaGuardia

14h 25m

2 stops

OPO7:00 amPorto

$565

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

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 4/1

6:00 am-11:30 pm

2 stops22h 30m

New York LaGuardia

Tue 4/7

2:49 pm-11:10 am

2 stops15h 21m

$526

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 4/14

6:00 am-6:44 pm

2 stops17h 44m

New York LaGuardia

Mon 4/20

4:00 pm-3:40 pm

2 stops18h 40m

$530

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 3/26

6:00 am-6:41 pm

2 stops40h 41m

New York LaGuardia

Wed 6/3

6:30 am-7:00 am

1 stop19h 30m

$542

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 4/17

6:00 am-11:30 pm

2 stops22h 30m

New York LaGuardia

Wed 4/22

10:28 am-11:20 am

2 stops19h 52m

$550

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 3/17

6:00 am-4:59 pm

2 stops38h 59m

New York LaGuardia

Mon 3/23

3:20 pm-12:05 pm

2 stops16h 45m

$551

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 6/15

11:05 am-10:36 pm

2 stops16h 31m

New York LaGuardia

Tue 9/1

10:40 am-7:00 am

1 stop15h 20m

$557

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 8/25

12:15 pm-7:37 pm

1 stop12h 22m

New York LaGuardia

Mon 8/31

8:30 pm-7:00 am

1 stop29h 30m

$559

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 6/15

11:05 am-10:36 pm

2 stops16h 31m

New York LaGuardia

Tue 9/1

11:35 am-7:00 am

2 stops14h 25m

$565

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 8/25

12:15 pm-8:59 pm

2 stops13h 44m

New York LaGuardia

Tue 9/1

3:30 pm-7:00 am

1 stop10h 30m

$567

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 6/9

12:15 pm-9:26 pm

1 stop14h 11m

New York LaGuardia

Mon 6/15

3:30 pm-7:00 am

1 stop10h 30m

$570

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	11h 42m
Direct flights	None

The fastest flight from Porto to New York LaGuardia Airport takes 11h 42m

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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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 11h 42m.
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

Spring Lake

Wayne

Stamford

Tannersville

East Stroudsburg

Secaucus

Parsippany

Ocean Grove

Woodbridge

Mount Laurel

Elizabeth

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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 $290

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 4/26. 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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An easier way to manage your New York LaGuardia Airport trip

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According to popular flight searches on momondo this year

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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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