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.

$376 Cheap Flights from Porto to New York LaGuardia Airport in 2026

Find the cheapest flights from Porto to New York

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One-way

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12:25 pm - 11:44 pmOPO Porto-LGA New York LaGuardia

16h 19m2 stops Madrid Barajas Washington, D.C. Dulles Intl

6:10 pm - 11:45 amLGA New York LaGuardia-OPO Porto

12h 35m2 stops Boston Logan Intl Madrid Barajas

$556Iberia

Thu, Sep 17 - Sat, Sep 26

12:25 pm - 11:44 pmOPO Porto-LGA New York LaGuardia

16h 19m2 stops Madrid Barajas Washington, D.C. Dulles Intl

6:10 pm - 4:00 pmLGA New York LaGuardia-OPO Porto

16h 50m2 stops Boston Logan Intl Madrid Barajas

$557Iberia

Thu, Sep 17 - Sat, Sep 26

12:25 pm - 11:44 pmOPO Porto-LGA New York LaGuardia

16h 19m2 stops Madrid Barajas Washington, D.C. Dulles Intl

6:10 pm - 4:00 pmLGA New York LaGuardia-OPO Porto

16h 50m2 stops Boston Logan Intl Madrid Barajas

$558Iberia

Thu, Sep 24 - Sat, Oct 3

12:25 pm - 11:44 pmOPO Porto-LGA New York LaGuardia

16h 19m2 stops Madrid Barajas Washington, D.C. Dulles Intl

6:10 pm - 4:00 pmLGA New York LaGuardia-OPO Porto

16h 50m2 stops Boston Logan Intl Madrid Barajas

$558Iberia

Thu, Sep 17 - Sat, Sep 26

11:15 am - 11:26 pmOPO Porto-LGA New York LaGuardia

17h 11m2 stops Amsterdam Schiphol Boston Logan Intl

2:00 pm - 10:35 amLGA New York LaGuardia-OPO Porto

15h 35m2 stops Boston Logan Intl Paris Charles de Gaulle

$564Delta

Wed, Nov 25 - Sat, Dec 5

5:00 am - 5:26 pmOPO Porto-LGA New York LaGuardia

17h 26m2 stops Amsterdam Schiphol Boston Logan Intl

12:00 pm - 10:35 amLGA New York LaGuardia-OPO Porto

17h 35m2 stops Boston Logan Intl Paris Charles de Gaulle

$565Delta

Fri, Dec 4 - Tue, Dec 8

12:25 pm - 11:44 pmOPO Porto-LGA New York LaGuardia

16h 19m2 stops Madrid Barajas Washington, D.C. Dulles Intl

7:35 am - 4:00 pmLGA New York LaGuardia-OPO Porto

27h 25m2 stops Boston Logan Intl Madrid Barajas

$574American Airlines

Thu, Oct 8 - Mon, Oct 12

12:25 pm - 9:17 pmOPO Porto-LGA New York LaGuardia

13h 52m2 stops Madrid Barajas Boston Logan Intl

3:29 pm - 11:45 amLGA New York LaGuardia-OPO Porto

15h 16m2 stops Boston Logan Intl Madrid Barajas

$576American Airlines

Fri, Nov 6 - Mon, Nov 16

8:20 am - 9:17 pmOPO Porto-LGA New York LaGuardia

17h 57m2 stops Madrid Barajas Boston Logan Intl

3:29 pm - 11:45 amLGA New York LaGuardia-OPO Porto

15h 16m2 stops Boston Logan Intl Madrid Barajas

$576American Airlines

Tue, Nov 3 - Mon, Nov 16

12:25 pm - 9:17 pmOPO Porto-LGA New York LaGuardia

13h 52m2 stops Madrid Barajas Boston Logan Intl

3:29 pm - 11:45 amLGA New York LaGuardia-OPO Porto

15h 16m2 stops Boston Logan Intl Madrid Barajas

$576American Airlines

Thu, Nov 5 - Mon, Nov 16

Cheap last minute flights

Enter your travel dates to find the best prices.

11:50 am - 8:00 amOPO Porto-LGA New York LaGuardia

25h 10m1 stop Montreal Pierre Elliott Trudeau Intl

6:30 am - 7:00 amLGA New York LaGuardia-OPO Porto

19h 30m1 stop Montreal Pierre Elliott Trudeau Intl

$743United Airlines

Thu, Aug 20 - Wed, Aug 26

11:50 am - 8:00 amOPO Porto-LGA New York LaGuardia

25h 10m1 stop Montreal Pierre Elliott Trudeau Intl

10:00 am - 7:00 amLGA New York LaGuardia-OPO Porto

16h 00m2 stops Toronto Island Montreal Pierre Elliott Trudeau Intl

$743Air Canada

Thu, Aug 20 - Wed, Aug 26

11:20 am - 7:40 pmOPO Porto-LGA New York LaGuardia

13h 20m1 stop Montreal Pierre Elliott Trudeau Intl

7:48 pm - 3:20 pmLGA New York LaGuardia-OPO Porto

14h 32m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

$744United Airlines

Sat, Aug 22 - Mon, Dec 14

11:20 am - 11:30 pmOPO Porto-LGA New York LaGuardia

17h 10m2 stops Montreal Pierre Elliott Trudeau Intl Washington, D.C. Dulles Intl

7:48 pm - 3:20 pmLGA New York LaGuardia-OPO Porto

14h 32m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

$749United Airlines

Sat, Aug 22 - Mon, Dec 14

11:20 am - 7:40 pmOPO Porto-LGA New York LaGuardia

13h 20m1 stop Montreal Pierre Elliott Trudeau Intl

1:10 pm - 12:05 pmLGA New York LaGuardia-OPO Porto

17h 55m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National

$750Air Canada

Sat, Aug 22 - Tue, Dec 15

11:20 am - 8:59 pmOPO Porto-LGA New York LaGuardia

14h 39m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

3:15 pm - 12:05 pmLGA New York LaGuardia-OPO Porto

15h 50m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National

$758Air Canada

Sat, Aug 22 - Tue, Dec 15

11:20 am - 10:35 pmOPO Porto-LGA New York LaGuardia

16h 15m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

1:10 pm - 12:05 pmLGA New York LaGuardia-OPO Porto

17h 55m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National

$759Air Canada

Sat, Aug 22 - Mon, Dec 14

11:50 am - 8:00 amOPO Porto-LGA New York LaGuardia

25h 10m1 stop Montreal Pierre Elliott Trudeau Intl

11:20 am - 3:20 pmLGA New York LaGuardia-OPO Porto

23h 00m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

$767United Airlines

Thu, Aug 20 - Mon, Dec 14

11:20 am - 7:40 pmOPO Porto-LGA New York LaGuardia

13h 20m1 stop Montreal Pierre Elliott Trudeau Intl

4:20 pm - 6:30 pmLGA New York LaGuardia-OPO Porto

21h 10m2 stops Toronto Pearson Intl Zurich

$771Air Canada

Sat, Aug 22 - Sun, Dec 13

11:20 am - 11:10 pmOPO Porto-LGA New York LaGuardia

16h 50m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

7:48 pm - 3:20 pmLGA New York LaGuardia-OPO Porto

14h 32m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

$773United Airlines

Sat, Aug 22 - Mon, Dec 14

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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 Canada

Oct 8

OPO11:50 amPorto

14h 40m

1 stop

LGA9:30 pmNew York LaGuardia

Oct 12

LGA3:30 pmNew York LaGuardia

10h 30m

1 stop

OPO7:00 amPorto

$601

Air Canada

Nov 10

OPO6:00 amPorto

33h 58m

2 stops

LGA10:58 amNew York LaGuardia

Nov 21

LGA6:00 amNew York LaGuardia

24h 15m

2 stops

OPO11:15 amPorto

$674

Air Canada

Dec 16

OPO6:00 amPorto

32h 03m

2 stops

LGA9:03 amNew York LaGuardia

Dec 30

LGA4:20 pmNew York LaGuardia

21h 10m

2 stops

OPO6:30 pmPorto

$679

Delta flights from Porto to New York LaGuardia Airport

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

Delta

Dec 4

OPO5:00 amPorto

17h 26m

2 stops

LGA5:26 pmNew York LaGuardia

Dec 8

LGA12:00 pmNew York LaGuardia

17h 35m

2 stops

OPO10:35 amPorto

$565

Delta

Jan 26

OPO5:00 amPorto

19h 35m

2 stops

LGA7:35 pmNew York LaGuardia

Feb 2

LGA3:00 pmNew York LaGuardia

14h 35m

2 stops

OPO10:35 amPorto

$616

Delta

Feb 1

OPO5:00 amPorto

17h 27m

2 stops

LGA5:27 pmNew York LaGuardia

Feb 9

LGA12:00 pmNew York LaGuardia

17h 35m

2 stops

OPO10:35 amPorto

$617

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

Quickest round-trip

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Thu 9/17

12:25 pm-11:44 pm

2 stops16h 19m

New York LaGuardia

Sat 9/26

6:10 pm-11:45 am

2 stops12h 35m

$556

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Thu 9/17

12:25 pm-11:44 pm

2 stops16h 19m

New York LaGuardia

Sat 9/26

6:10 pm-4:00 pm

2 stops16h 50m

$557

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Thu 9/24

12:25 pm-11:44 pm

2 stops16h 19m

New York LaGuardia

Sat 10/3

6:10 pm-4:00 pm

2 stops16h 50m

$558

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Thu 9/17

12:25 pm-11:44 pm

2 stops16h 19m

New York LaGuardia

Sat 9/26

6:10 pm-4:00 pm

2 stops16h 50m

$558

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Wed 11/25

11:15 am-11:26 pm

2 stops17h 11m

New York LaGuardia

Sat 12/5

2:00 pm-10:35 am

2 stops15h 35m

$564

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Fri 12/4

5:00 am-5:26 pm

2 stops17h 26m

New York LaGuardia

Tue 12/8

12:00 pm-10:35 am

2 stops17h 35m

$565

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Thu 10/8

12:25 pm-11:44 pm

2 stops16h 19m

New York LaGuardia

Mon 10/12

7:35 am-4:00 pm

2 stops27h 25m

$574

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Fri 11/6

12:25 pm-9:17 pm

2 stops13h 52m

New York LaGuardia

Mon 11/16

3:29 pm-11:45 am

2 stops15h 16m

$576

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Tue 11/3

8:20 am-9:17 pm

2 stops17h 57m

New York LaGuardia

Mon 11/16

3:29 pm-11:45 am

2 stops15h 16m

$576

PortoNew York

OPO Porto - LGA New York LaGuardia

OPOLGA

Porto

Thu 11/5

12:25 pm-9:17 pm

2 stops13h 52m

New York LaGuardia

Mon 11/16

3:29 pm-11:45 am

2 stops15h 16m

$576

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

Best Price Found	$376
Fastest flight time	14h 40m
Direct flights	None

The best one-way flight to New York LaGuardia Airport from Porto in the past 72 hours is $376. The best round-trip flight deal from Porto to New York LaGuardia Airport found on momondo in the last 72 hours is $556.

The fastest flight from Porto to New York LaGuardia Airport takes 14h 40m

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.

Search flight deals

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 14h 40m.
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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Staten Island

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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.

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Cheap flights from Porto to New York from $376

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 9/15. 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

Delta flights from Porto to New York LaGuardia Airport

Our best Delta 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.

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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

Best Price Found

Fastest flight time

Direct flights

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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