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LaGuardia

$355+ Cheap flights from Portugal to LaGuardia, NY (LGA)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — LGA
Jun 28 — Jul 51
Sat 6/28
Sat 7/5
1 adult, Economy
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Cheap flight deals from Portugal to LaGuardia

Keep the following information in mind while searching for Portugal to LaGuardia flight deals. Data was last updated June 23, 2025.

Round-trip from

$526
(United Airlines)

One-way from

$355
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$699
From Portugal to New York LaGuardia
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One-way flight from Portugal to New York LaGuardia
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Highest demand for flights based on searches. 18% potential increase in price ($135 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Portugal to LaGuardia

Cheapest flights from Portugal to LaGuardia
Explore the most affordable flight options available from Portugal to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2025.

This Air Canada deal was found by Cheapflights users on 6/23. 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.
Mon 12/226:00 amOPO - LGA
2 stops42h 53mAir Canada
Tue 1/66:30 amLGA - OPO
2 stops23h 45mAir Canada
Deal found 6/23$524
This United Airlines deal was found by Cheapflights users on 6/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/912:50 pmOPO - LGA
1 stop10h 40mUnited Airlines
Mon 9/158:45 amLGA - OPO
1 stop19h 50mUnited Airlines
Deal found 6/23$526
This Trip.com deal was found by Cheapflights users on 6/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/241:30 pmOPO - LGA
1 stop12h 35mAir Transat
Mon 9/85:30 pmLGA - OPO
1 stop13h 15mAir Transat
Deal found 6/23$541
This United Airlines deal was found by Cheapflights users on 6/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/103:25 pmFAO - LGA
2 stops35h 29mUnited Airlines
Sat 9/207:29 pmLGA - FAO
2 stops38h 06mUnited Airlines
Deal found 6/23$547
This Delta deal was found by Cheapflights users on 6/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:05 amOPO - LGA
2 stops18h 53mDelta
Sat 9/203:00 pmLGA - OPO
2 stops14h 40mDelta
Deal found 6/23$549
This United Airlines deal was found by Cheapflights users on 6/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1111:55 amLIS - LGA
1 stop16h 35mUnited Airlines
Mon 11/177:29 pmLGA - LIS
1 stop9h 46mUnited Airlines
Deal found 6/22$555
This American Airlines deal was found by Cheapflights users on 6/22. 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.
Fri 9/58:15 amOPO - LGA
2 stops17h 35mAmerican Airlines
Tue 11/41:00 pmLGA - OPO
2 stops13h 40mAmerican Airlines
Deal found 6/22$557
This Delta deal was found by Cheapflights users on 6/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/711:40 amLIS - LGA
2 stops14h 50mDelta
Wed 9/175:00 pmLGA - LIS
2 stops16h 35mDelta
Deal found 6/21$558
This Air France deal was found by Cheapflights users on 6/21. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2412:45 pmLIS - LGA
1 stop10h 47mMultiple Airlines
Sun 11/25:00 pmLGA - LIS
1 stop11h 00mMultiple Airlines
Deal found 6/21$559
This KLM deal was found by Cheapflights users on 6/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/95:00 amLIS - LGA
2 stops17h 29mKLM
Sat 9/203:00 pmLGA - LIS
2 stops14h 55mKLM
Deal found 6/21$560
This Virgin Atlantic deal was found by Cheapflights users on 6/22. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1111:15 amLIS - LGA
2 stops17h 28mVirgin Atlantic
Tue 11/182:55 pmLGA - LIS
2 stops13h 05mVirgin Atlantic
Deal found 6/22$566
This American Airlines deal was found by Cheapflights users on 6/21. 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.
Sun 10/2612:30 pmLIS - LGA
2 stops22h 53mAmerican Airlines
Sun 11/23:43 pmLGA - LIS
2 stops15h 07mAmerican Airlines
Deal found 6/21$567

Cheapflights Fare Finder

Customize your flight search to find flights from Portugal to LaGuardia 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 June 23, 2025.
Use the filters below to find and compare flights from Portugal to New York LaGuardia Airport that are best for you.

Fly from

Portugal

Fly to

LaGuardia

Route

Depart

Return

Price

PortoNew York

OPO - LGA

OPOLGA

Porto

Tue 9/9

12:50 pm-6:30 pm

1 stop10h 40m

New York LaGuardia

Mon 9/15

7:28 am-9:35 am

2 stops21h 07m

$526

PortoNew York

OPO - LGA

OPOLGA

Porto

Wed 9/10

8:40 am-3:54 pm

2 stops36h 14m

New York LaGuardia

Mon 9/15

10:15 am-9:35 am

1 stop18h 20m

$531

FaroNew York

FAO - LGA

FAOLGA

Faro

Wed 9/10

3:25 pm-9:54 pm

2 stops35h 29m

New York LaGuardia

Sat 9/20

7:29 pm-2:35 pm

2 stops38h 06m

$547

PortoNew York

OPO - LGA

OPOLGA

Porto

Sat 9/13

6:05 am-7:58 pm

2 stops18h 53m

New York LaGuardia

Sat 9/20

3:00 pm-10:40 am

2 stops14h 40m

$549

LisbonNew York

LIS - LGA

LISLGA

Lisbon Humberto Delgado

Tue 11/11

11:55 am-11:30 pm

1 stop16h 35m

New York LaGuardia

Sun 11/16

7:29 pm-10:15 am

1 stop9h 46m

$555

PortoNew York

OPO - LGA

OPOLGA

Porto

Fri 9/5

8:15 am-8:50 pm

2 stops17h 35m

New York LaGuardia

Tue 11/4

1:00 pm-7:40 am

2 stops13h 40m

$557

LisbonNew York

LIS - LGA

LISLGA

Lisbon Humberto Delgado

Sun 9/7

11:40 am-9:30 pm

2 stops14h 50m

New York LaGuardia

Wed 9/17

5:00 pm-2:35 pm

2 stops16h 35m

$558

LisbonNew York

LIS - LGA

LISLGA

Lisbon Humberto Delgado

Fri 10/24

12:45 pm-6:32 pm

1 stop10h 47m

New York LaGuardia

Sun 11/2

5:00 pm-9:00 am

1 stop11h 00m

$559

LisbonNew York

LIS - LGA

LISLGA

Lisbon Humberto Delgado

Wed 7/9

5:00 am-5:29 pm

2 stops17h 29m

New York LaGuardia

Sat 9/20

3:00 pm-10:55 am

2 stops14h 55m

$560

LisbonNew York

LIS - LGA

LISLGA

Lisbon Humberto Delgado

Tue 11/11

11:15 am-11:43 pm

2 stops17h 28m

New York LaGuardia

Tue 11/18

2:55 pm-9:00 am

2 stops13h 05m

$566

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Showing 1-10 of 51 results
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Best time to book a flight from Portugal to LaGuardia

Have a flexible travel schedule? Discover the best time to fly to LaGuardia from Portugal 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 Portugal to New York LaGuardia Airport

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

Currently, January is the cheapest month in which you can book a flight from Portugal to New York LaGuardia Airport (average of $199). Flying from Portugal to New York LaGuardia Airport in December is currently the most expensive (average of $268). 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.

Rainfall in LaGuardia by month

Plan your trip to LaGuardia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in New York LaGuardia Airport ranges from 2.8 - 4.5 inches per month. July is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit New York LaGuardia Airport when rainfall is around 2.8 in.

Temperature in LaGuardia by month

Plan your trip to LaGuardia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to New York LaGuardia Airport, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing LaGuardia

Get insights into the airlines that provide service to LaGuardia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to LaGuardia. Reviews last updated June 23, 2025.
Get a feel of what it's like to fly with Delta, KLM and Air Transat from Portugal to New York by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,965 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very good
7,965 reviews
Delta
8.0
Very good
7,965 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
KLM
7.8
Good
1,365 reviews
Delta
8.0
Very good
7,965 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Air Transat
7.8
Good
398 reviews
Delta
8.0
Very good
7,965 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
United Airlines
7.4
Good
8,831 reviews
Delta
8.0
Very good
7,965 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Virgin Atlantic
7.4
Good
653 reviews
Delta
8.0
Very good
7,965 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Portugal to LaGuardia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Portugal to New York LaGuardia Airport one-way?

    For one-way options, check prices for Air Transat. According to our data, you can fly for as low as $392. Users have also found prices from $507 and $552 on American Airlines and KLM, respectively.

  • What are the most popular routes from Portugal to New York LaGuardia Airport?

    Most travelers choose Lisbon Humberto Delgado - New York LaGuardia, Porto - New York LaGuardia or Faro - New York LaGuardia when deciding on the best route from Portugal to New York LaGuardia Airport.

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

    Yes. In addition to deals on Portugal to LaGuardia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portugal to LaGuardia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portugal to LaGuardia.

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

    Yes. Cheapflights offers flight deals from Portugal to LaGuardia 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 Portugal to New York LaGuardia Airport?

    Currently, January is the cheapest month in which you can book a flight from Portugal to New York LaGuardia Airport (average of $199). Flying from Portugal to New York LaGuardia Airport in December is currently the most expensive (average of $268). 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

Traveling to a place near Portugal?

Book flights to Portugal if you plan to visit one of these locations
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Bronx
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Elizabeth
East Rutherford
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North Bergen
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New Brunswick
Westbury
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East Brunswick
Mount Laurel
Paterson
Fort Lee

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Alternative routes for Portugal to LaGuardia

See prices for flight routes from nearby airports that may be better suited for you.
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