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$261+ 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — OPO
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap 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 January 28, 2026.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:05 am
LGA
-
OPO
3 stops28h 35m
Multiple Airlines
Mon 3/169:55 pm
OPO
-
LGA
2 stops27h 38m
Multiple Airlines
Deal found 1/26$478
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:59 pm
LGA
-
OPO
2 stops20h 31m
British Airways
Tue 4/218:40 pm
OPO
-
LGA
2 stops27h 15m
British Airways
Deal found 1/27$497
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.
Tue 3/31:30 pm
LGA
-
OPO
2 stops13h 10m
American Airlines
Tue 3/108:20 am
OPO
-
LGA
2 stops16h 52m
American Airlines
Deal found 1/26$511
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2012:40 pm
LGA
-
OPO
2 stops18h 40m
Multiple Airlines
Tue 2/248:25 am
OPO
-
LGA
2 stops15h 37m
Multiple Airlines
Deal found 1/27$516
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/73:30 pm
LGA
-
OPO
2 stops24h 50m
Multiple Airlines
Mon 4/1310:00 pm
OPO
-
LGA
2 stops28h 30m
Multiple Airlines
Deal found 1/26$519
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1112:40 pm
LGA
-
OPO
3 stops23h 55m
Multiple Airlines
Mon 2/165:55 pm
OPO
-
LGA
3 stops32h 38m
Multiple Airlines
Deal found 1/26$526
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/113:20 pm
LGA
-
OPO
2 stops16h 45m
Air Canada
Tue 3/176:00 am
OPO
-
LGA
2 stops30h 07m
Air Canada
Deal found 1/26$538
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2712:40 pm
LGA
-
OPO
3 stops20h 15m
Multiple Airlines
Tue 2/38:25 am
OPO
-
LGA
2 stops15h 37m
Multiple Airlines
Deal found 1/26$541
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:30 am
LGA
-
OPO
2 stops23h 40m
Air Canada
Wed 4/1511:05 am
OPO
-
LGA
2 stops27h 46m
Air Canada
Deal found 1/27$549
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/113:20 pm
LGA
-
OPO
2 stops16h 45m
Multiple Airlines
Mon 3/164:15 pm
OPO
-
LGA
2 stops28h 44m
Multiple Airlines
Deal found 1/27$554

Find 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$478
(Mytrip)

One-way from

$261
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$733
Provider with most accurate pricing for New York LaGuardia-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York LaGuardia-Porto flights.
Search Deals
From New York LaGuardia to Porto
Search Deals
One-way flight from New York LaGuardia to Porto
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 28, 2026.
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

Fri 2/20

12:40 pm-12:20 pm

2 stops18h 40m

Porto

Tue 2/24

8:25 am-7:02 pm

2 stops15h 37m

$516

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Fri 2/27

10:25 am-2:45 pm

2 stops23h 20m

Porto

Mon 3/2

12:30 pm-9:12 am

2 stops25h 42m

$559

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sun 3/8

7:45 pm-11:40 am

2 stops35h 55m

Porto

Mon 3/16

12:30 pm-9:33 pm

2 stops37h 03m

$572

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 4/22

1:10 pm-3:40 pm

2 stops21h 30m

Porto

Sun 4/26

6:00 am-1:36 pm

2 stops36h 36m

$608

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Thu 2/26

2:59 pm-11:40 am

2 stops15h 41m

Porto

Thu 3/5

6:00 am-9:07 pm

2 stops20h 07m

$610

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Thu 4/16

4:00 pm-1:00 pm

2 stops16h 00m

Porto

Tue 4/21

7:45 am-7:31 pm

2 stops16h 46m

$634

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 2/17

11:30 am-7:25 pm

3 stops26h 55m

Porto

Sun 2/22

6:00 pm-7:02 pm

3 stops30h 02m

$660

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Thu 2/26

2:59 pm-11:40 am

2 stops15h 41m

Porto

Sun 3/1

6:00 am-8:12 pm

2 stops19h 12m

$660

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Fri 4/10

4:30 pm-1:05 pm

2 stops15h 35m

Porto

Sat 4/18

7:15 am-9:30 pm

2 stops19h 15m

$683

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 4/8

10:30 am-6:30 pm

2 stops27h 00m

Porto

Sun 4/12

6:00 am-10:31 pm

2 stops21h 31m

$736

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 22 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York LaGuardia Airport-Porto flight deals on Cheapflights vs. FlightHub >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 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 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.

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 23h 20m. United Airlines provides one of the quickest options available for as low as $559. 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
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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