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$237+ Cheap flights from LaGuardia, NY (LGA) to Porto (OPO)

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — OPO
Dec 16 — Dec 231
Tue 12/16
Tue 12/23
1 adult, Economy
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Cheap flight deals from LaGuardia to Porto

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) to Porto (OPO). 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 November 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$528
(Delta)

One-way from

$237
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$688
Provider with most accurate pricing for New York LaGuardia-Porto flight deals.
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Provider most trusted by Cheapflights users for New York LaGuardia-Porto flights.
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From New York LaGuardia to Porto
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One-way flight from New York LaGuardia to Porto
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Highest demand for flights based on searches. 4% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from LaGuardia to Porto

Cheapest flights from LaGuardia to Porto
Explore the most affordable flight options available from LaGuardia to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 16, 2025.

This Mytrip deal was found by Cheapflights users on 11/14. 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.
Mon 12/15:35 pmLGA - OPO
3 stops20h 25mMultiple Airlines
Sun 12/78:00 pmOPO - LGA
3 stops28h 02mMultiple Airlines
Deal found 11/14$550
This Mytrip deal was found by Cheapflights users on 11/16. 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.
Fri 11/283:20 pmLGA - OPO
2 stops13h 15mMultiple Airlines
Sat 12/66:20 amOPO - LGA
2 stops17h 42mMultiple Airlines
Deal found 11/16$625
This American Airlines deal was found by Cheapflights users on 11/16. 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 12/15:45 pmLGA - OPO
2 stops13h 00mAmerican Airlines
Mon 12/88:20 amOPO - LGA
2 stops17h 06mAmerican Airlines
Deal found 11/16$634
This American Airlines deal was found by Cheapflights users on 11/14. 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 12/15:45 pmLGA - OPO
2 stops13h 00mAmerican Airlines
Sun 12/78:20 amOPO - LGA
2 stops16h 38mAmerican Airlines
Deal found 11/14$658
This American Airlines deal was found by Cheapflights users on 11/15. 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.
Fri 12/54:00 pmLGA - OPO
2 stops14h 45mAmerican Airlines
Mon 12/88:20 amOPO - LGA
2 stops17h 06mAmerican Airlines
Deal found 11/15$709
This Delta deal was found by Cheapflights users on 11/16. 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.
Tue 12/212:00 pmLGA - OPO
2 stops17h 30mDelta
Wed 12/1711:25 amOPO - LGA
2 stops16h 42mDelta
Deal found 11/16$728
This Delta deal was found by Cheapflights users on 11/16. 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 12/315:00 pmLGA - OPO
2 stops17h 25mDelta
Wed 1/76:00 amOPO - LGA
2 stops19h 30mDelta
Deal found 11/16$762
This Booking.com deal was found by Cheapflights users on 11/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:15 amLGA - OPO
1 stop19h 50mAir Transat
Sat 12/68:50 amOPO - LGA
1 stop13h 05mAir Transat
Deal found 11/16$822
This Air Canada deal was found by Cheapflights users on 11/15. 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.
Tue 12/304:20 pmLGA - OPO
2 stops15h 30mAir Canada
Tue 1/139:00 amOPO - LGA
2 stops12h 57mAir Canada
Deal found 11/15$831

Cheapflights Fare Finder

 
Customize your flight search to find flights from LaGuardia to Porto 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 November 16, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Porto that are best for you.

Fly from

LaGuardia

Fly to

Porto

Route

Depart

Return

Price

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 2/3

2:00 pm-10:30 am

2 stops15h 30m

Porto

Mon 2/16

6:30 am-8:28 pm

2 stops18h 58m

$529

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sat 2/7

1:09 pm-10:30 am

2 stops16h 21m

Porto

Mon 2/16

6:30 am-8:28 pm

2 stops18h 58m

$529

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Fri 2/6

2:59 pm-10:30 am

2 stops14h 31m

Porto

Mon 2/16

6:30 am-8:30 pm

2 stops19h 00m

$529

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 1/20

2:00 pm-10:30 am

2 stops15h 30m

Porto

Mon 1/26

6:30 am-6:27 pm

2 stops16h 57m

$529

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Thu 1/22

4:20 pm-12:50 pm

2 stops15h 30m

Porto

Tue 1/27

6:00 am-9:13 am

2 stops32h 13m

$532

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Fri 1/16

4:20 pm-12:50 pm

2 stops15h 30m

Porto

Mon 1/26

6:00 am-2:28 pm

2 stops37h 28m

$532

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Fri 1/16

12:40 pm-11:40 am

2 stops18h 00m

Porto

Mon 1/19

6:00 am-3:38 pm

2 stops38h 38m

$548

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 12/1

5:35 pm-7:00 pm

3 stops20h 25m

Porto

Sun 12/7

8:00 pm-7:02 pm

3 stops28h 02m

$550

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Thu 1/8

2:55 pm-11:40 am

2 stops15h 45m

Porto

Sat 1/17

6:00 am-9:14 pm

2 stops20h 14m

$557

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 1/7

7:15 pm-11:40 am

2 stops35h 25m

Porto

Thu 1/15

6:00 am-6:44 pm

2 stops17h 44m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

Showing 1-10 of 20 results
1
2

Compare providers for flights from LaGuardia to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from LaGuardia to Porto in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New York LaGuardia Airport-Porto flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New York LaGuardia Airport-Porto flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New York LaGuardia Airport-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York LaGuardia Airport-Porto 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 New York LaGuardia Airport-Porto 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 LaGuardia to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from LaGuardia 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 New York LaGuardia Airport to Porto

What is the cheapest time of day to fly from LGA to OPO?

Find hourly flight availability from LaGuardia to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 16, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 41% on flights from New York LaGuardia Airport to Porto by exploring options for tickets at noon.

Related info for your journey

Find useful and relevant information for your journey from LaGuardia to Porto. 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 into for flights to Porto from New York LaGuardia?

    For a flight from New York LaGuardia to Porto, you will be flying into Porto. Porto (OPO) is just 6.8 mi from the center of the city. Porto is the only Porto airport and it handles 0 inbound flights from New York LaGuardia per day. 0 airlines have flights to Porto from New York LaGuardia on a regular basis.

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

    A quick flight from New York LaGuardia Airport to Porto can take about 15h 30m. Delta provides one of the quickest options available for as low as $529. New York LaGuardia Airport and Porto are separated by a distance of 3312 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from LaGuardia to Porto 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra
Vila Nova de Gaia

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