What is the cheapest airline that flies from New York LaGuardia to Porto?

American Airlines is the most popular carrier operating from New York LaGuardia to Porto

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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New York LaGuardia Airport to Porto Airport.

What documentation or ID do you need to fly to Porto Airport?

The necessary travel and health documents for your Porto Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$236 Cheap Flights from New York LaGuardia Airport to Porto in 2025/26

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Find the cheapest flights from New York LaGuardia Airport to Porto

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 pm - 11:45 am

LGA

OPO

13h 00m2 stops

8:20 am - 9:29 pm

OPO

LGA

18h 09m2 stops

$510American Airlines

Sat, Jan 17 - Sun, Jan 25

3:35 pm - 11:45 am

LGA

OPO

15h 10m2 stops

8:20 am - 10:29 pm

OPO

LGA

19h 09m2 stops

$519American Airlines

Fri, Jan 23 - Mon, Jan 26

12:00 pm - 10:30 am

LGA

OPO

17h 30m2 stops

11:25 am - 11:45 pm

OPO

LGA

17h 20m2 stops

$529Delta

Tue, Feb 17 - Tue, Feb 24

12:00 pm - 10:30 am

LGA

OPO

17h 30m2 stops

5:00 am - 4:21 pm

OPO

LGA

16h 21m2 stops

$530Delta

Sat, Feb 7 - Sun, Feb 15

3:30 pm - 12:50 pm

LGA

OPO

16h 20m2 stops

6:15 am - 7:03 pm

OPO

LGA

17h 48m2 stops

$536Air Canada

Sun, Feb 15 - Mon, Feb 23

4:20 pm - 1:10 pm

LGA

OPO

15h 50m2 stops

6:00 pm - 10:33 pm

OPO

LGA

33h 33m3 stops

$539Multiple Airlines

Sat, Jan 10 - Fri, Jan 16

4:05 pm - 3:25 pm

LGA

OPO

18h 20m2 stops

5:00 am - 8:30 pm

OPO

LGA

20h 30m2 stops

$542Delta

Sat, Jan 17 - Sat, Jan 24

1:09 pm - 10:30 am

LGA

OPO

16h 21m2 stops

5:00 am - 6:27 pm

OPO

LGA

18h 27m2 stops

$543Delta

Sat, Jan 17 - Sat, Jan 24

4:20 pm - 1:15 pm

LGA

OPO

15h 55m2 stops

6:00 am - 8:07 am

OPO

LGA

31h 07m2 stops

$544Air Canada

Wed, Jan 14 - Sun, Jan 18

3:35 pm - 4:45 pm

LGA

OPO

20h 10m2 stops

8:20 am - 9:29 pm

OPO

LGA

18h 09m2 stops

$551British Airways

Wed, Jan 14 - Wed, Jan 21

American Airlines flights from New York LaGuardia Airport to Porto

Our best American Airlines deals on New York LaGuardia Airport to Porto flight tickets

American Airlines

Jan 17

LGA5:45 pmNew York LaGuardia

13h 00m

2 stops

OPO11:45 amPorto

Jan 25

OPO8:20 amPorto

18h 09m

2 stops

LGA9:29 pmNew York LaGuardia

$510

Find similar

American Airlines

Jan 23

LGA3:35 pmNew York LaGuardia

15h 10m

2 stops

OPO11:45 amPorto

Jan 26

OPO8:20 amPorto

19h 09m

2 stops

LGA10:29 pmNew York LaGuardia

$519

Find similar

American Airlines

Dec 25

LGA10:00 amNew York LaGuardia

16h 40m

2 stops

OPO7:40 amPorto

Dec 29

OPO8:20 amPorto

17h 05m

2 stops

LGA8:25 pmNew York LaGuardia

$1,724

Find similar

Delta flights from New York LaGuardia Airport to Porto

Our best Delta deals on New York LaGuardia Airport to Porto flight tickets

Delta

Feb 17

LGA12:00 pmNew York LaGuardia

17h 30m

2 stops

OPO10:30 amPorto

Feb 24

OPO11:25 amPorto

17h 20m

2 stops

LGA11:45 pmNew York LaGuardia

$529

Find similar

Delta

Feb 7

LGA12:00 pmNew York LaGuardia

17h 30m

2 stops

OPO10:30 amPorto

Feb 15

OPO5:00 amPorto

16h 21m

2 stops

LGA4:21 pmNew York LaGuardia

$530

Find similar

Delta

Jan 17

LGA4:05 pmNew York LaGuardia

18h 20m

2 stops

OPO3:25 pmPorto

Jan 24

OPO5:00 amPorto

20h 30m

2 stops

LGA8:30 pmNew York LaGuardia

$542

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from New York LaGuardia Airport to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sat 1/17

5:45 pm-11:45 am

2 stops13h 00m

Porto

Sun 1/25

8:20 am-9:29 pm

2 stops18h 09m

$510

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Fri 1/23

3:35 pm-11:45 am

2 stops15h 10m

Porto

Mon 1/26

8:20 am-10:29 pm

2 stops19h 09m

$519

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 2/17

12:00 pm-10:30 am

2 stops17h 30m

Porto

Tue 2/24

11:25 am-11:45 pm

2 stops17h 20m

$529

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sat 2/7

12:00 pm-10:30 am

2 stops17h 30m

Porto

Sun 2/15

5:00 am-4:21 pm

2 stops16h 21m

$530

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sun 2/15

3:30 pm-12:50 pm

2 stops16h 20m

Porto

Mon 2/23

6:15 am-7:03 pm

2 stops17h 48m

$536

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sat 1/10

4:20 pm-1:10 pm

2 stops15h 50m

Porto

Fri 1/16

6:00 pm-10:33 pm

3 stops33h 33m

$539

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sat 1/17

4:05 pm-3:25 pm

2 stops18h 20m

Porto

Sat 1/24

5:00 am-8:30 pm

2 stops20h 30m

$542

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sat 1/17

1:09 pm-10:30 am

2 stops16h 21m

Porto

Sat 1/24

5:00 am-6:27 pm

2 stops18h 27m

$543

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 1/14

4:20 pm-1:15 pm

2 stops15h 55m

Porto

Sun 1/18

6:00 am-8:07 am

2 stops31h 07m

$544

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 1/14

3:35 pm-4:45 pm

2 stops20h 10m

Porto

Wed 1/21

8:20 am-9:29 pm

2 stops18h 09m

$551

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $807. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,042. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

At noon is the cheapest time of day to fly from New York LaGuardia Airport to Porto when you can find flight prices for as low as $435. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,077 on average. Flights to Porto from New York LaGuardia Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from New York LaGuardia Airport to Porto

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

Estimated round-trip price

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

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

Fastest flight time	14h 31m
Direct flights	None

The fastest flight from New York LaGuardia Airport to Porto takes 14h 31m

There are no direct flights from New York LaGuardia Airport to Porto. There are no popular flight routes from New York LaGuardia Airport to Porto.

Search flight deals

How far is New York LaGuardia to Porto by plane?
The distance between New York LaGuardia and Porto is about 3317.1 mi. A reasonable flight in good conditions will take 14h 31m.
When did momondo last update prices for flights from New York LaGuardia Airport to Porto Airport?
Prices for flights from New York LaGuardia Airport to Porto Airport are updated daily.
How old do you have to be to fly from New York LaGuardia Airport to Porto Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New York LaGuardia Airport to Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
The necessary travel and health documents for your Porto Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Vila Nova de Gaia

Coimbra

Braga

Aveiro

Matosinhos

Guimarães

Esposende

Lamego

Chaves

Viseu

Espinho

Ponte de Lima

Arcos de Valdevez

Pinhao

Curia

Penafiel

Mesao Frio

Mira

Baiao

Why use momondo?

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

Finding the right flight to Porto from New York is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto quick and easy, saving you time and money.

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

Flights from New York to Porto 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 New York to Porto?

Once all potential New York to Porto flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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