What is the cheapest month to book a flight from New York LaGuardia Airport to Porto?

Currently, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to Porto (average of $523). Flying from New York LaGuardia Airport to Porto in June is currently the most expensive (average of $1,029). 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.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

How far in advance should I book a flight from New York LaGuardia Airport to Porto?

To save up to 72% on this flight, we recommend booking at least 52 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from New York LaGuardia Airport to Porto from $732 1-2 weeks out and tickets from $1,005 for flights departing within the next 72 hours.

What is the cheapest month to fly from New York LaGuardia Airport to Porto?

February can be a great time to fly to Porto from New York LaGuardia Airport with a flight ticket averaging about $789. Cheapflights users have found deals in the month of February for as cheap as $443. The most expensive prices can be found in the month of July.

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.

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.

$288+ Cheap Flights from New York LaGuardia Airport, NY to Porto

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Cheap flight deals from LaGuardia to Porto

Round-trip from	$530 (Mytrip)
One-way from	$288 (Kiwi.com)
Popular in	July
Cheapest in	February
Average price	$986

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. 21% potential increase in price ($219 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).

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Average for round-trip flights in August 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 August 16, 2025.

Mon 10/67:05 amLGA - OPO

2 stops27h 00mMultiple Airlines

Sun 10/1910:35 pmOPO - LGA

2 stops27h 55mMultiple Airlines

Deal found 8/14

$530

Tue 8/1910:15 amLGA - OPO

2 stops26h 30mMultiple Airlines

Fri 9/57:10 amOPO - LGA

2 stops17h 27mMultiple Airlines

Deal found 8/14

$541

Mon 11/105:35 pmLGA - OPO

2 stops22h 40mMultiple Airlines

Sun 11/236:00 pmOPO - LGA

3 stops30h 02mMultiple Airlines

Deal found 8/14

$546

Tue 9/2310:15 amLGA - OPO

2 stops23h 45mMultiple Airlines

Sun 9/2810:35 pmOPO - LGA

3 stops27h 55mMultiple Airlines

Deal found 8/13

$562

Mon 10/208:45 amLGA - OPO

2 stops30h 40mMultiple Airlines

Sun 11/26:00 pmOPO - LGA

3 stops33h 33mMultiple Airlines

Deal found 8/13

$565

Mon 11/36:05 amLGA - OPO

3 stops34h 10mMultiple Airlines

Sun 11/164:00 pmOPO - LGA

3 stops34h 33mMultiple Airlines

Deal found 8/14

$584

Wed 9/103:30 pmLGA - OPO

3 stops34h 45mMultiple Airlines

Sat 9/2010:20 pmOPO - LGA

3 stops25h 10mMultiple Airlines

Deal found 8/14

$595

Wed 11/53:50 pmLGA - OPO

2 stops14h 55mAmerican Airlines

Wed 11/128:20 amOPO - LGA

2 stops17h 00mAmerican Airlines

Deal found 8/14

$604

Wed 9/103:50 pmLGA - OPO

3 stops34h 25mMultiple Airlines

Sun 9/1410:25 pmOPO - LGA

2 stops28h 05mMultiple Airlines

Deal found 8/14

$615

Tue 8/1910:15 amLGA - OPO

2 stops23h 45mMultiple Airlines

Wed 8/277:15 amOPO - LGA

2 stops16h 15mMultiple Airlines

Deal found 8/13

$635

Best flights from LaGuardia to Porto
Discover carefully curated flight deals from LaGuardia to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2025.

Mon 10/67:05 amLGA - OPO

2 stops27h 00mMultiple Airlines

Sun 10/1910:35 pmOPO - LGA

2 stops27h 55mMultiple Airlines

Deal found 8/14

$530

Wed 11/53:50 pmLGA - OPO

2 stops14h 55mAmerican Airlines

Wed 11/128:20 amOPO - LGA

2 stops17h 00mAmerican Airlines

Deal found 8/14

$604

Mon 11/36:05 amLGA - OPO

2 stops31h 20mAir Canada

Fri 11/146:00 amOPO - LGA

2 stops21h 33mAir Canada

Deal found 8/14

$645

Mon 11/105:35 pmLGA - OPO

2 stops22h 40mMultiple Airlines

Sun 11/236:00 pmOPO - LGA

3 stops30h 02mMultiple Airlines

Deal found 8/14

$546

Tue 9/2310:15 amLGA - OPO

2 stops23h 45mMultiple Airlines

Sun 9/2810:35 pmOPO - LGA

3 stops27h 55mMultiple Airlines

Deal found 8/13

$562

Wed 10/225:45 pmLGA - OPO

2 stops12h 55mAmerican Airlines

Tue 10/288:20 amOPO - LGA

2 stops16h 33mAmerican Airlines

Deal found 8/14

$639

Mon 11/36:05 amLGA - OPO

2 stops24h 10mAir Canada

Tue 11/116:00 amOPO - LGA

2 stops21h 33mAir Canada

Deal found 8/14

$645

Tue 10/1410:51 amLGA - OPO

2 stops15h 44mAmerican Airlines

Wed 10/228:15 amOPO - LGA

2 stops17h 38mAmerican Airlines

Deal found 8/15

$639

Mon 11/36:05 amLGA - OPO

3 stops34h 10mMultiple Airlines

Sun 11/164:00 pmOPO - LGA

3 stops34h 33mMultiple Airlines

Deal found 8/14

$584

Wed 9/103:30 pmLGA - OPO

3 stops34h 45mMultiple Airlines

Sat 9/2010:20 pmOPO - LGA

3 stops25h 10mMultiple Airlines

Deal found 8/14

$595

Wed 9/103:50 pmLGA - OPO

3 stops34h 25mMultiple Airlines

Sun 9/1410:25 pmOPO - LGA

2 stops28h 05mMultiple Airlines

Deal found 8/14

$615

Last-minute flights from LaGuardia to Porto
Discover last-minute flight deals from LaGuardia to Porto. Data last updated August 16, 2025 and is based on user searches.

Tue 8/1910:15 amLGA - OPO

2 stops26h 30mMultiple Airlines

Fri 9/57:10 amOPO - LGA

2 stops17h 27mMultiple Airlines

Deal found 8/14

$541

Tue 8/1910:15 amLGA - OPO

2 stops23h 45mMultiple Airlines

Wed 8/277:15 amOPO - LGA

2 stops16h 15mMultiple Airlines

Deal found 8/13

$635

Fri 8/229:55 amLGA - OPO

1 stop20h 50mAir Transat

Fri 9/121:30 pmOPO - LGA

1 stop32h 00mAir Transat

Deal found 8/13

$890

Fri 8/226:15 amLGA - OPO

1 stop24h 30mAir Transat

Sat 9/131:30 pmOPO - LGA

1 stop32h 00mAir Transat

Deal found 8/13

$907

Fri 8/226:15 amLGA - OPO

1 stop24h 30mAir Transat

Thu 9/111:30 pmOPO - LGA

1 stop12h 35mAir Transat

Deal found 8/14

$929

Mon 8/253:30 pmLGA - OPO

3 stops24h 50mMultiple Airlines

Mon 9/18:50 pmOPO - LGA

2 stops29h 40mMultiple Airlines

Deal found 8/14

$761

Mon 8/256:15 amLGA - OPO

1 stop24h 40mAir Transat

Thu 9/111:30 pmOPO - LGA

1 stop12h 35mAir Transat

Deal found 8/13

$778

Mon 8/256:15 amLGA - OPO

1 stop24h 40mAir Transat

Fri 9/121:30 pmOPO - LGA

1 stop12h 35mAir Transat

Deal found 8/13

$793

Mon 8/256:15 amLGA - OPO

1 stop24h 40mAir Transat

Sat 9/131:30 pmOPO - LGA

1 stop32h 00mAir Transat

Deal found 8/13

$860

Mon 8/256:15 amLGA - OPO

1 stop24h 40mAir Transat

Mon 9/81:30 pmOPO - LGA

1 stop12h 35mAir Transat

Deal found 8/13

$923

Mon 9/13:30 pmLGA - OPO

1 stop13h 05mAir Canada

Thu 9/1112:10 pmOPO - LGA

1 stop11h 20mAir Canada

Deal found 8/15

$694

Mon 9/85:45 pmLGA - OPO

2 stops12h 55mAmerican Airlines

Wed 10/88:15 amOPO - LGA

2 stops17h 38mAmerican Airlines

Deal found 8/14

$699

One-way flights from LaGuardia to Porto
Search for one-way flight options from LaGuardia to Porto. Find affordable one-way fares based on user searches. Data last updated August 16, 2025.

Mon 9/155:45 pmLGA - OPO

3 stops16h 30mMultiple Airlines

Deal found 8/15

$288

Wed 10/14:50 pmLGA - OPO

3 stops20h 50mMultiple Airlines

Deal found 8/15

$298

Tue 9/163:50 pmLGA - OPO

3 stops34h 55mMultiple Airlines

Deal found 8/14

$307

Fri 10/38:45 pmLGA - OPO

2 stops17h 00mMultiple Airlines

Deal found 8/14

$320

Mon 9/17:10 pmLGA - OPO

2 stops15h 25mMultiple Airlines

Deal found 8/13

$332

Sat 9/134:50 pmLGA - OPO

3 stops34h 00mMultiple Airlines

Deal found 8/14

$345

Tue 8/265:55 amLGA - OPO

3 stops24h 35mMultiple Airlines

Deal found 8/15

$350

Wed 8/275:55 amLGA - OPO

3 stops28h 50mMultiple Airlines

Deal found 8/15

$352

Mon 8/254:45 pmLGA - OPO

3 stops34h 15mMultiple Airlines

Deal found 8/15

$369

Thu 8/285:55 amLGA - OPO

3 stops35h 50mMultiple Airlines

Deal found 8/13

$400

Cheapflights 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

Mon 10/6

7:05 am-3:05 pm

2 stops27h 00m

Porto

Sun 10/19

10:35 pm-9:30 pm

2 stops27h 55m

$530

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 11/10

5:35 pm-9:15 pm

2 stops22h 40m

Porto

Sun 11/23

6:00 pm-7:02 pm

3 stops30h 02m

$546

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 9/23

10:15 am-3:00 pm

2 stops23h 45m

Porto

Sun 9/28

10:35 pm-9:30 pm

3 stops27h 55m

$562

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 11/3

6:05 am-9:15 pm

3 stops34h 10m

Porto

Sun 11/16

4:00 pm-9:33 pm

3 stops34h 33m

$584

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 9/10

3:30 pm-7:15 am

3 stops34h 45m

Porto

Sat 9/20

10:20 pm-6:30 pm

3 stops25h 10m

$595

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 11/5

3:50 pm-11:45 am

2 stops14h 55m

Porto

Wed 11/12

8:20 am-8:20 pm

2 stops17h 00m

$604

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 9/10

3:50 pm-7:15 am

3 stops34h 25m

Porto

Sun 9/14

10:25 pm-9:30 pm

2 stops28h 05m

$615

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 10/22

5:45 pm-11:40 am

2 stops12h 55m

Porto

Tue 10/28

8:20 am-8:53 pm

2 stops16h 33m

$639

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 10/14

10:51 am-7:35 am

2 stops15h 44m

Porto

Wed 10/22

8:15 am-8:53 pm

2 stops17h 38m

$639

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 11/3

6:05 am-6:25 pm

2 stops31h 20m

Porto

Fri 11/14

6:00 am-10:33 pm

2 stops21h 33m

$645

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 22 results

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?

When flying from New York LaGuardia Airport to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

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.
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.
What is the cheapest month to book a flight from New York LaGuardia Airport to Porto?
Currently, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to Porto (average of $523). Flying from New York LaGuardia Airport to Porto in June is currently the most expensive (average of $1,029). 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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$288+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from LaGuardia to Porto with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from LaGuardia to Porto

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Find flight deals from LaGuardia to Porto

Cheapest flights from LaGuardia to PortoExplore 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 August 16, 2025.

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 August 16, 2025.

Cheapflights Fare Finder

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

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.

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 August 16, 2025.

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?

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

How can I find direct flights from LaGuardia to Porto?

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

What is the cheapest month to book a flight from New York LaGuardia Airport to Porto?

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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 August 16, 2025.