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LaGuardia

$389+ 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — LGA
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheap 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 julio 29, 2025.

Round-trip from

$525
(Air Canada)

One-way from

$389
(Mytrip)

Popular in

July

Cheapest in

February

Average price

$799
From Porto to New York LaGuardia
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One-way flight from Porto to New York LaGuardia
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Highest demand for flights based on searches. 15% potential increase in price ($107 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 julio 29, 2025.

This Air Canada deal was found by Cheapflights users on 7/28. 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.
mar. 9/96:00 amOPO - LGA
2 stops20h 30mAir Canada
lun. 9/155:45 pmLGA - OPO
1 stop10h 50mAir Canada
Deal found 7/28$525
This lol.travel deal was found by Cheapflights users on 7/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/412:10 pmOPO - LGA
1 stop11h 20mUnited Airlines
mié. 9/107:05 pmLGA - OPO
1 stop9h 15mUnited Airlines
Deal found 7/29$526
This Lufthansa deal was found by Cheapflights users on 7/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/412:10 pmOPO - LGA
1 stop12h 27mLufthansa
mié. 9/103:30 pmLGA - OPO
1 stop12h 50mLufthansa
Deal found 7/29$543
This American Airlines deal was found by Cheapflights users on 7/29. 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. 9/108:15 amOPO - LGA
2 stops17h 35mAmerican Airlines
mar. 9/3012:29 pmLGA - OPO
2 stops14h 06mAmerican Airlines
Deal found 7/29$555
This Delta deal was found by Cheapflights users on 7/29. 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. 10/86:15 amOPO - LGA
2 stops18h 51mDelta
mar. 10/145:00 pmLGA - OPO
2 stops17h 30mDelta
Deal found 7/29$558
This Travelocity deal was found by Cheapflights users on 7/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/912:50 pmOPO - LGA
1 stop11h 47mMultiple Airlines
mar. 9/165:45 pmLGA - OPO
2 stops15h 00mMultiple Airlines
Deal found 7/28$575
This Gotogate deal was found by Cheapflights users on 7/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/278:50 amOPO - LGA
1 stop29h 05mAir Transat
vie. 1/26:15 amLGA - OPO
1 stop19h 50mAir Transat
Deal found 7/28$582

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 julio 29, 2025.
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

mar. 9/9

6:00 am-9:30 pm

2 stops20h 30m

New York LaGuardia

lun. 9/15

5:45 pm-9:35 am

1 stop10h 50m

$525

PortoNew York

OPO - LGA

OPOLGA

Porto

jue. 9/4

12:10 pm-6:30 pm

1 stop11h 20m

New York LaGuardia

mié. 9/10

7:05 pm-9:20 am

1 stop9h 15m

$526

PortoNew York

OPO - LGA

OPOLGA

Porto

jue. 9/4

12:10 pm-7:37 pm

1 stop12h 27m

New York LaGuardia

mié. 9/10

3:30 pm-9:20 am

1 stop12h 50m

$543

PortoNew York

OPO - LGA

OPOLGA

Porto

mié. 9/10

8:15 am-8:50 pm

2 stops17h 35m

New York LaGuardia

mar. 9/30

12:29 pm-7:35 am

2 stops14h 06m

$555

PortoNew York

OPO - LGA

OPOLGA

Porto

mié. 10/8

6:15 am-8:06 pm

2 stops18h 51m

New York LaGuardia

mar. 10/14

5:00 pm-3:30 pm

2 stops17h 30m

$558

PortoNew York

OPO - LGA

OPOLGA

Porto

mar. 9/9

12:50 pm-7:37 pm

1 stop11h 47m

New York LaGuardia

mar. 9/16

5:45 pm-1:45 pm

2 stops15h 00m

$575

PortoNew York

OPO - LGA

OPOLGA

Porto

sáb. 12/27

8:50 am-8:55 am

1 stop29h 05m

New York LaGuardia

vie. 1/2

6:15 am-7:05 am

1 stop19h 50m

$582

PortoNew York

OPO - LGA

OPOLGA

Porto

dom. 9/21

5:05 am-9:00 am

3 stops32h 55m

$389

PortoNew York

OPO - LGA

OPOLGA

Porto

sáb. 12/6

8:50 am-8:55 am

1 stop29h 05m

$399

PortoNew York

OPO - LGA

OPOLGA

Porto

lun. 9/29

8:15 am-8:50 pm

2 stops17h 35m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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.

Reviews of airlines servicing LaGuardia

Get insights into the airlines that provide service to LaGuardia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to LaGuardia. Reviews last updated julio 29, 2025.
Peruse reviews from past customers who have flown with Delta, Air Transat, and United Airlines from Porto to New York LaGuardia Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Air Transat
7.7
Good
424 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Air Canada
7.1
Good
9,822 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

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.

  • What are the cheapest airlines flying from Porto to New York LaGuardia Airport round-trip?

    Flying on Air Canada is currently your cheapest option to New York LaGuardia Airport, with prices starting at $525. Additional round-trip tickets that might be worth considering are offered by United Airlines and Lufthansa, with the lowest prices starting at $526 and $543, respectively.

  • 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.

  • What is the cheapest month to book a flight from Porto to New York LaGuardia Airport?

    Currently, January is the cheapest month in which you can book a flight from Porto to New York LaGuardia Airport (average of $199). Flying from Porto to New York LaGuardia Airport in December is currently the most expensive (average of $268). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
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Staten Island
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Westbury
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