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LaGuardia

$351+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — LGA
May 5 — May 121
Mon 5/5
Mon 5/12
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 April 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$520
(United Airlines)

One-way from

$351
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$621
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.
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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. 18% potential increase in price ($139 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 30, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 9/106:15 amOPO - LGA
2 stops16h 13mDelta
Tue 9/303:00 pmLGA - OPO
2 stops14h 40mDelta
Deal found 4/29$516
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:40 amOPO - LGA
2 stops17h 53mAir Canada
Fri 1/24:45 pmLGA - OPO
2 stops15h 05mAir Canada
Deal found 4/29$518
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/512:10 pmOPO - LGA
1 stop10h 58mUnited Airlines
Sun 6/89:30 pmLGA - OPO
2 stops31h 05mUnited Airlines
Deal found 4/29$520
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:00 amOPO - LGA
2 stops18h 53mMultiple Airlines
Tue 12/25:45 pmLGA - OPO
2 stops14h 40mMultiple Airlines
Deal found 4/29$554
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 9/228:15 amOPO - LGA
2 stops16h 46mAmerican Airlines
Sun 9/282:00 pmLGA - OPO
2 stops16h 40mAmerican Airlines
Deal found 4/29$561
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/51:30 pmOPO - LGA
1 stop24h 25mAir Transat
Sun 6/89:55 amLGA - OPO
1 stop20h 50mAir Transat
Deal found 4/29$616

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 April 30, 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

Wed 9/10

6:15 am-5:28 pm

2 stops16h 13m

New York LaGuardia

Tue 9/30

3:00 pm-10:40 am

2 stops14h 40m

$516

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 6/5

12:10 pm-6:08 pm

1 stop10h 58m

New York LaGuardia

Sun 6/8

9:30 pm-9:35 am

2 stops31h 05m

$520

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 6/4

6:00 am-7:31 pm

2 stops18h 31m

New York LaGuardia

Mon 6/23

7:05 am-9:35 am

1 stop21h 30m

$533

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 6/5

12:10 pm-6:08 pm

1 stop10h 58m

New York LaGuardia

Wed 6/11

6:50 pm-9:20 am

1 stop9h 30m

$557

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 9/22

8:15 am-8:01 pm

2 stops16h 46m

New York LaGuardia

Sun 9/28

2:00 pm-11:40 am

2 stops16h 40m

$561

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 6/5

1:30 pm-8:55 am

1 stop24h 25m

New York LaGuardia

Sun 6/8

9:55 am-11:45 am

1 stop20h 50m

$616

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 5/27

11:35 am-5:30 pm

2 stops34h 55m

$351

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 6/21

1:30 pm-8:55 am

1 stop24h 25m

$386

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/10

8:15 am-8:36 pm

2 stops17h 21m

$506

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 8/27

6:15 am-5:30 pm

2 stops16h 15m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 14 results
1
2
  • Most accurate provider: When it comes to deals on Porto-New York LaGuardia Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Porto-New York LaGuardia Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

Cheapflights Insights

Everything you need to know about your flight from Porto to New York LaGuardia Airport

Rainfall in LaGuardia by month

Plan your trip to LaGuardia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in New York LaGuardia Airport ranges from 2.8 - 4.5 inches per month. July is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit New York LaGuardia Airport when rainfall is around 2.8 in.

Temperature in LaGuardia by month

Plan your trip to LaGuardia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to New York LaGuardia Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 April 30, 2025.
Read through reviews of airlines operating flights from Porto to New York, such as Delta, Air Transat and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

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
7.8
Good
385 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

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
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Scandinavian Airlines
7.3
Good
1,349 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

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
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

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 United Airlines is currently your cheapest option to New York LaGuardia Airport, with prices starting at $520. Additional round-trip tickets that might be worth considering are offered by Delta and Air Canada, with the lowest prices starting at $532 and $533, respectively.

  • What are the cheapest airlines to fly from Porto to New York LaGuardia Airport one-way?

    $380 is the cheapest one-way deal found within the past few days, from Air Transat. You may also be able to find cheap deals on American Airlines and British Airways, with prices starting from $507 and $631, 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

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