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 $1,028). 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).

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.

$297+ Cheap Flights from New York LaGuardia Airport, NY to Porto

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Cheap flight deals from LaGuardia to Porto

Round-trip from	$437 (Mytrip)
One-way from	$297 (Kiwi.com)
Popular in	July
Cheapest in	March
Average price	$805

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 ($211 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).

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Average for round-trip flights in September 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 September 17, 2025.

Tue 11/412:45 pmLGA - OPO

3 stops25h 40mMultiple Airlines

Fri 11/147:00 amOPO - LGA

2 stops19h 33mMultiple Airlines

Deal found 9/16

$437

Sun 10/1210:15 amLGA - OPO

2 stops17h 05mMultiple Airlines

Tue 10/2110:50 pmOPO - LGA

2 stops24h 40mMultiple Airlines

Deal found 9/15

$445

Tue 10/1410:15 amLGA - OPO

2 stops23h 45mMultiple Airlines

Thu 10/236:25 amOPO - LGA

2 stops17h 39mMultiple Airlines

Deal found 9/15

$447

Mon 11/35:35 pmLGA - OPO

2 stops22h 40mMultiple Airlines

Wed 11/126:05 amOPO - LGA

2 stops20h 28mMultiple Airlines

Deal found 9/17

$450

Tue 10/143:30 pmLGA - OPO

2 stops18h 30mMultiple Airlines

Tue 10/2110:50 pmOPO - LGA

2 stops24h 40mMultiple Airlines

Deal found 9/16

$453

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 September 17, 2025.

Mon 11/35:35 pmLGA - OPO

2 stops22h 40mMultiple Airlines

Wed 11/126:05 amOPO - LGA

2 stops20h 28mMultiple Airlines

Deal found 9/17

$450

Tue 12/92:00 pmLGA - OPO

2 stops15h 30mDelta

Wed 12/1711:25 amOPO - LGA

2 stops16h 41mDelta

Deal found 9/15

$657

Sat 11/87:45 pmLGA - OPO

2 stops34h 55mUnited Airlines

Mon 11/1712:30 pmOPO - LGA

2 stops38h 03mUnited Airlines

Deal found 9/15

$689

Mon 11/243:20 pmLGA - OPO

2 stops15h 45mAir Canada

Sun 12/76:15 amOPO - LGA

2 stops17h 48mAir Canada

Deal found 9/15

$700

Tue 10/146:00 amLGA - OPO

3 stops28h 00mMultiple Airlines

Tue 10/2110:50 pmOPO - LGA

2 stops27h 40mMultiple Airlines

Deal found 9/16

$460

Mon 11/311:40 amLGA - OPO

3 stops28h 35mMultiple Airlines

Sun 11/162:50 pmOPO - LGA

3 stops33h 13mMultiple Airlines

Deal found 9/15

$559

Mon 11/103:20 pmLGA - OPO

2 stops15h 45mAir Canada

Sun 11/236:15 amOPO - LGA

2 stops17h 48mAir Canada

Deal found 9/15

$700

Tue 11/253:20 pmLGA - OPO

2 stops23h 05mMultiple Airlines

Fri 11/287:00 amOPO - LGA

2 stops19h 33mMultiple Airlines

Deal found 9/17

$610

Last-minute flights from LaGuardia to Porto
Discover last-minute flight deals from LaGuardia to Porto. Data last updated September 17, 2025 and is based on user searches.

Tue 9/2310:15 amLGA - OPO

2 stops26h 30mMultiple Airlines

Tue 10/710:00 pmOPO - LGA

2 stops26h 37mMultiple Airlines

Deal found 9/15

$469

Sun 10/1210:15 amLGA - OPO

2 stops17h 05mMultiple Airlines

Tue 10/2110:50 pmOPO - LGA

2 stops24h 40mMultiple Airlines

Deal found 9/15

$445

Tue 10/1410:15 amLGA - OPO

2 stops23h 45mMultiple Airlines

Thu 10/236:25 amOPO - LGA

2 stops17h 39mMultiple Airlines

Deal found 9/15

$447

Tue 10/143:30 pmLGA - OPO

2 stops18h 30mMultiple Airlines

Tue 10/2110:50 pmOPO - LGA

2 stops24h 40mMultiple Airlines

Deal found 9/16

$453

Tue 10/285:35 pmLGA - OPO

2 stops16h 20mMultiple Airlines

Wed 11/56:05 amOPO - LGA

2 stops17h 58mMultiple Airlines

Deal found 9/15

$472

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 September 17, 2025.

Thu 9/257:59 pmLGA - OPO

3 stops56h 06mMultiple Airlines

Deal found 9/16

$297

Sun 11/28:29 amLGA - OPO

3 stops33h 31mMultiple Airlines

Deal found 9/14

$299

Fri 10/39:59 amLGA - OPO

3 stops30h 21mMultiple Airlines

Deal found 9/16

$304

Wed 10/17:59 pmLGA - OPO

2 stops33h 01mMultiple Airlines

Deal found 9/15

$313

Tue 9/235:45 pmLGA - OPO

3 stops23h 10mMultiple Airlines

Deal found 9/17

$378

Mon 9/222:20 pmLGA - OPO

2 stops19h 45mMultiple Airlines

Deal found 9/16

$412

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 11/3

5:35 pm-9:15 pm

2 stops22h 40m

Porto

Wed 11/12

6:05 am-9:33 pm

2 stops20h 28m

$450

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 10/14

6:00 am-3:00 pm

3 stops28h 00m

Porto

Tue 10/21

10:50 pm-9:30 pm

2 stops27h 40m

$460

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 11/3

11:40 am-9:15 pm

3 stops28h 35m

Porto

Sun 11/16

2:50 pm-7:03 pm

3 stops33h 13m

$559

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 11/25

3:20 pm-7:25 pm

2 stops23h 05m

Porto

Fri 11/28

7:00 am-9:33 pm

2 stops19h 33m

$610

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 12/9

2:00 pm-10:30 am

2 stops15h 30m

Porto

Wed 12/17

11:25 am-11:06 pm

2 stops16h 41m

$657

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sat 11/8

7:45 pm-11:40 am

2 stops34h 55m

Porto

Mon 11/17

12:30 pm-9:33 pm

2 stops38h 03m

$689

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 11/24

3:20 pm-12:05 pm

2 stops15h 45m

Porto

Sun 12/7

6:15 am-7:03 pm

2 stops17h 48m

$700

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 11/10

3:20 pm-12:05 pm

2 stops15h 45m

Porto

Sun 11/23

6:15 am-7:03 pm

2 stops17h 48m

$700

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sun 11/2

8:29 am-11:00 pm

3 stops33h 31m

$299

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Fri 10/3

9:59 am-9:20 pm

3 stops30h 21m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 16 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 $1,028). 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

Aveiro

Arcos de Valdevez

Coimbra

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$297+ 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 9/25. 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

Round-trip from

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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 September 17, 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 September 17, 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?

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?

Traveling to a place near Porto?

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Travel Smart

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 September 17, 2025.