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LaGuardia

$315+ Cheap flights from Porto (OPO) to LaGuardia, NY (LGA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — LGA
feb. 26 — mar. 51
jue. 2/26
jue. 3/5
1 adult, Economy
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Cheap flight deals from Porto to LaGuardia

Cheapest flights from Porto to LaGuardia
Explore the most affordable flight options available from Porto to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/1612:30 pm
OPO
-
LGA
2 stops34h 57m
United Airlines
sáb. 2/2810:25 am
LGA
-
OPO
2 stops20h 15m
United Airlines
Deal found 1/26$489
This Air Canada deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/26:00 am
OPO
-
LGA
2 stops42h 03m
Air Canada
lun. 3/910:35 am
LGA
-
OPO
2 stops21h 05m
Air Canada
Deal found 1/25$490
This American Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/198:20 am
OPO
-
LGA
2 stops27h 53m
American Airlines
mié. 4/2912:49 pm
LGA
-
OPO
2 stops17h 56m
American Airlines
Deal found 1/24$505
This American Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/412:25 pm
OPO
-
LGA
2 stops28h 24m
American Airlines
sáb. 9/122:45 pm
LGA
-
OPO
2 stops20h 15m
American Airlines
Deal found 1/25$507
This American Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/38:20 am
OPO
-
LGA
2 stops20h 24m
American Airlines
sáb. 9/129:45 am
LGA
-
OPO
2 stops21h 00m
American Airlines
Deal found 1/25$509
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/48:20 am
OPO
-
LGA
2 stops18h 09m
American Airlines
lun. 3/2310:45 am
LGA
-
OPO
2 stops16h 55m
American Airlines
Deal found 1/26$511
This American Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/58:20 am
OPO
-
LGA
2 stops18h 44m
American Airlines
lun. 5/182:59 pm
LGA
-
OPO
2 stops20h 01m
American Airlines
Deal found 1/25$512
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/95:00 am
OPO
-
LGA
2 stops20h 30m
Delta
mar. 3/244:00 pm
LGA
-
OPO
2 stops14h 30m
Delta
Deal found 1/26$524
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/45:00 am
OPO
-
LGA
2 stops16h 30m
Delta
lun. 3/164:00 pm
LGA
-
OPO
2 stops14h 30m
Delta
Deal found 1/27$525
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/98:20 am
OPO
-
LGA
2 stops16h 52m
American Airlines
lun. 3/161:30 pm
LGA
-
OPO
2 stops14h 10m
American Airlines
Deal found 1/27$526

Find flight deals from Porto to LaGuardia

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to LaGuardia (LGA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$489
(United Airlines)

One-way from

$315
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$567
Provider with most accurate pricing for Porto-New York LaGuardia flight deals.
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Provider most trusted by Cheapflights users for Porto-New York LaGuardia flights.
Search Deals
From Porto to New York LaGuardia
Search Deals
One-way flight from Porto to New York LaGuardia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto to LaGuardia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 27, 2026.
Use the filters below to find and compare flights from Porto to New York LaGuardia Airport that are best for you.

Fly from

Porto

Fly to

LaGuardia

Route

Depart

Return

Price

PortoNew York

OPO - LGA

OPOLGA

Porto

lun. 2/16

12:30 pm-4:13 pm

2 stops32h 43m

New York LaGuardia

sáb. 2/28

10:25 am-11:40 am

2 stops20h 15m

$489

PortoNew York

OPO - LGA

OPOLGA

Porto

lun. 5/4

8:20 am-8:49 pm

2 stops17h 29m

New York LaGuardia

lun. 5/11

12:49 pm-4:00 pm

2 stops22h 11m

$508

PortoNew York

OPO - LGA

OPOLGA

Porto

mié. 3/11

8:20 am-9:07 am

2 stops28h 47m

New York LaGuardia

dom. 3/15

9:10 pm-7:40 am

2 stops30h 30m

$508

PortoNew York

OPO - LGA

OPOLGA

Porto

lun. 2/9

5:00 am-8:30 pm

2 stops20h 30m

New York LaGuardia

mar. 3/24

1:00 pm-10:30 am

2 stops17h 30m

$524

PortoNew York

OPO - LGA

OPOLGA

Porto

lun. 3/9

8:20 am-9:12 pm

2 stops16h 52m

New York LaGuardia

lun. 3/16

1:30 pm-7:40 am

2 stops14h 10m

$526

PortoNew York

OPO - LGA

OPOLGA

Porto

dom. 4/19

6:00 am-11:30 pm

2 stops22h 30m

New York LaGuardia

mié. 4/29

10:15 am-11:10 am

2 stops19h 55m

$539

PortoNew York

OPO - LGA

OPOLGA

Porto

jue. 4/30

6:00 am-11:23 pm

2 stops22h 23m

New York LaGuardia

lun. 5/4

6:10 am-11:10 am

2 stops24h 00m

$539

PortoNew York

OPO - LGA

OPOLGA

Porto

jue. 5/28

6:00 am-8:16 pm

2 stops19h 16m

New York LaGuardia

mar. 8/11

8:45 am-6:50 am

1 stop17h 05m

$568

PortoNew York

OPO - LGA

OPOLGA

Porto

jue. 5/7

6:00 am-11:30 pm

2 stops22h 30m

New York LaGuardia

mar. 5/19

10:27 am-11:10 am

2 stops19h 43m

$580

PortoNew York

OPO - LGA

OPOLGA

Porto

mié. 5/6

6:00 am-6:18 pm

2 stops17h 18m

New York LaGuardia

mar. 5/19

10:27 am-11:10 am

2 stops19h 43m

$580

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 20 results
1
2
  • Most accurate provider: When it comes to deals on Porto-New York LaGuardia Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto-New York LaGuardia Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto-New York LaGuardia Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto-New York LaGuardia Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-New York LaGuardia Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Porto to LaGuardia

Have a flexible travel schedule? Discover the best time to fly to LaGuardia from Porto with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Porto to LaGuardia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Porto to New York LaGuardia?

    Most people fly from Porto (OPO) if they book a flight from Porto to New York LaGuardia. On average, Porto has 0 outbound flights to New York LaGuardia per day from 0 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

  • How long is the flight from Porto to New York LaGuardia Airport?

    United Airlines, American Airlines, and Delta can get you from Porto to New York LaGuardia Airport in just under 17h 29m. Your travel time can differ by up to 15h 14m. Airlines will cover a distance of 3312 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Porto to LaGuardia that include hotel bookings?

    Yes. In addition to deals on Porto to LaGuardia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Porto to LaGuardia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to LaGuardia.

  • Can I find deals for business class flights from Porto to LaGuardia?

    Yes. Cheapflights offers flight deals from Porto to LaGuardia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near New York LaGuardia Airport?

Book flights to New York LaGuardia Airport if you plan to visit one of these locations
Queens
Bronx
Mahwah
East Rutherford
Yonkers
Elizabeth
Secaucus
Mount Laurel
North Bergen
Ronkonkoma
Edgewater
Seaside Heights
Absecon
Carle Place
Parsippany
Staten Island
Carteret
Stamford
New Brunswick
Carlstadt

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