Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Porto to New York from $386

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to New York departing on 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Porto to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:35 am - 9:32 pmOPO-LGA
18h 57m2 stops
Multiple Airlines Logo
10:35 am - 10:50 amLGA-OPO
19h 15m2 stops
$511Multiple Airlines
Find Deal
Mon, Jan 26 - Mon, Feb 2
Multiple Airlines Logo
7:35 am - 10:33 pmOPO-LGA
19h 58m3 stops
Multiple Airlines Logo
1:05 pm - 10:50 amLGA-OPO
16h 45m2 stops
$518Multiple Airlines
Find Deal
Mon, Jan 26 - Mon, Feb 2
Delta Logo
6:00 am - 4:30 pmOPO-LGA
15h 30m2 stops
Delta Logo
1:00 pm - 10:30 amLGA-OPO
16h 30m2 stops
$521Delta
Find Deal
Wed, Feb 11 - Wed, Feb 18
Air Canada Logo
6:00 am - 10:33 pmOPO-LGA
21h 33m2 stops
Air Canada Logo
3:30 pm - 11:40 amLGA-OPO
15h 10m2 stops
$528Air Canada
Find Deal
Thu, Feb 12 - Fri, Feb 20
Delta Logo
6:30 am - 8:36 pmOPO-LGA
19h 06m2 stops
Delta Logo
2:00 pm - 10:30 amLGA-OPO
15h 30m2 stops
$533Delta
Find Deal
Fri, Nov 14 - Tue, Nov 18
Delta Logo
11:15 am - 10:28 pmOPO-LGA
16h 13m2 stops
Delta Logo
1:00 pm - 10:30 amLGA-OPO
16h 30m2 stops
$534Delta
Find Deal
Fri, Dec 5 - Tue, Dec 9
Delta Logo
6:35 am - 7:47 pmOPO-LGA
18h 12m2 stops
Delta Logo
2:00 pm - 10:30 amLGA-OPO
15h 30m2 stops
$543Delta
Find Deal
Thu, Nov 13 - Mon, Nov 17
United Airlines Logo
6:00 am - 7:07 pmOPO-LGA
18h 07m2 stops
United Airlines Logo
2:55 pm - 11:40 amLGA-OPO
15h 45m2 stops
$552United Airlines
Find Deal
Thu, Nov 20 - Wed, Nov 26
United Airlines Logo
6:00 am - 6:42 pmOPO-LGA
17h 42m2 stops
United Airlines Logo
2:55 pm - 11:40 amLGA-OPO
16h 45m2 stops
$553United Airlines
Find Deal
Mon, Mar 2 - Sun, Mar 8
Air Canada Logo
6:00 am - 10:33 pmOPO-LGA
21h 33m2 stops
Air Canada Logo
6:15 am - 11:40 amLGA-OPO
24h 25m2 stops
$557Air Canada
Find Deal
Fri, Nov 21 - Thu, Nov 27

Air Canada flights from Porto to New York LaGuardia Airport

Our best Air Canada deals on Porto to New York LaGuardia Airport flight tickets
Air Canada
Feb 12
OPO6:00 amPorto
21h 33m
2 stops
LGA10:33 pmNew York LaGuardia
Feb 20
LGA3:30 pmNew York LaGuardia
15h 10m
2 stops
OPO11:40 amPorto
$528
Find similar
Air Canada
Nov 21
OPO6:00 amPorto
21h 33m
2 stops
LGA10:33 pmNew York LaGuardia
Nov 27
LGA6:15 amNew York LaGuardia
24h 25m
2 stops
OPO11:40 amPorto
$557
Find similar
Air Canada
Feb 12
OPO6:00 amPorto
21h 33m
2 stops
LGA10:33 pmNew York LaGuardia
Feb 19
LGA3:20 pmNew York LaGuardia
15h 20m
2 stops
OPO11:40 amPorto
$558
Find similar

Delta flights from Porto to New York LaGuardia Airport

Our best Delta deals on Porto to New York LaGuardia Airport flight tickets
Delta
Feb 11
OPO6:00 amPorto
15h 30m
2 stops
LGA4:30 pmNew York LaGuardia
Feb 18
LGA1:00 pmNew York LaGuardia
16h 30m
2 stops
OPO10:30 amPorto
$521
Find similar
Delta
Nov 7
OPO11:15 amPorto
16h 11m
2 stops
LGA10:26 pmNew York LaGuardia
Nov 15
LGA12:00 pmNew York LaGuardia
17h 30m
2 stops
OPO10:30 amPorto
$533
Find similar
Delta
Dec 5
OPO11:15 amPorto
16h 13m
2 stops
LGA10:28 pmNew York LaGuardia
Dec 9
LGA1:00 pmNew York LaGuardia
16h 30m
2 stops
OPO10:30 amPorto
$534
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Porto to New York LaGuardia Airport 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, momondo users made 832,500 searches. Data last updated October 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

Fly to

Route

Depart

Return

Price

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 1/26

7:35 am-9:32 pm

2 stops18h 57m

New York LaGuardia

Mon 2/2

10:35 am-10:50 am

2 stops19h 15m

$511

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 1/26

7:35 am-10:33 pm

3 stops19h 58m

New York LaGuardia

Mon 2/2

1:05 pm-10:50 am

2 stops16h 45m

$518

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 2/11

6:00 am-4:30 pm

2 stops15h 30m

New York LaGuardia

Wed 2/18

1:00 pm-10:30 am

2 stops16h 30m

$521

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 2/12

6:00 am-10:33 pm

2 stops21h 33m

New York LaGuardia

Fri 2/20

3:30 pm-11:40 am

2 stops15h 10m

$528

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 11/14

6:30 am-8:36 pm

2 stops19h 06m

New York LaGuardia

Tue 11/18

2:00 pm-10:30 am

2 stops15h 30m

$533

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 12/5

11:15 am-10:28 pm

2 stops16h 13m

New York LaGuardia

Tue 12/9

1:00 pm-10:30 am

2 stops16h 30m

$534

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 11/13

6:35 am-7:47 pm

2 stops18h 12m

New York LaGuardia

Mon 11/17

2:00 pm-10:30 am

2 stops15h 30m

$543

PortoNew York

OPO - LGA

OPOLGA

Porto

Thu 11/20

6:00 am-7:07 pm

2 stops18h 07m

New York LaGuardia

Wed 11/26

2:55 pm-11:40 am

2 stops15h 45m

$552

PortoNew York

OPO - LGA

OPOLGA

Porto

Mon 3/2

6:00 am-6:42 pm

2 stops17h 42m

New York LaGuardia

Sun 3/8

2:55 pm-11:40 am

2 stops16h 45m

$553

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 11/21

6:00 am-10:33 pm

2 stops21h 33m

New York LaGuardia

Thu 11/27

6:15 am-11:40 am

2 stops24h 25m

$557

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to New York from

How to get the cheapest flight ticket from Porto to New York LaGuardia Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Porto to New York LaGuardia Airport flights?

You could potentially save up to 18% on your flight if you consider stops on a Porto to New York LaGuardia Airport flight.

When to book flights from Porto to New York LaGuardia Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to New York LaGuardia Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto to New York LaGuardia Airport (OPO to LGA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to New York LaGuardia Airport

Direct flights

None
There are no direct flights from Porto to New York LaGuardia Airport. There are no popular flight routes from Porto to New York LaGuardia Airport.
Search flight deals

  • How far is Porto to New York LaGuardia by plane?

    There are 3317.1 mi between Porto and New York LaGuardia. By plane, this route typically takes 15h 30m.

  • When did momondo last update prices for flights from Porto Airport to New York LaGuardia Airport?

    Prices for flights from Porto Airport to New York LaGuardia Airport refresh daily.

  • How old do you have to be to fly from Porto Airport to New York LaGuardia Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to New York LaGuardia Airport.

  • What documentation or ID do you need to fly to New York LaGuardia Airport?

    The required travel and health documents for your New York LaGuardia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at New York LaGuardia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Seaside Heights
Queens
Bronx
Yonkers
Asbury Park
East Rutherford
Point Pleasant Beach
Pocono Manor
Beach Haven
Spring Lake
Tannersville
Long Branch
Stamford
Wayne
East Stroudsburg
Elizabeth
Secaucus
Ocean Grove
Staten Island
Parsippany

Why use momondo?

Why should I use momondo to find a flight deal from Porto to New York?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Porto to New York. momondo saves you time and could save you money on your trip.

Can I find flights from Porto to New York with flexible booking policies on momondo?

Flights from Porto to New York with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Porto to New York?

momondo provides multiple filters to help you find the best flight to New York from Porto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Porto to New York right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Porto to New York now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to New York and let you know when they change.

An easier way to manage your New York LaGuardia Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 11/28
Fri 12/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to New York