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$327+ Cheap flights from Porto (OPO) to Newark (EWR)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — EWR
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheapflights Tip: The best prices from Porto to Newark are usually found in February or September, booked 24 days in advance, depart on a Friday or Wednesday and return on a Wednesday

Cheap flight deals from Porto to Newark

Cheapest flights from Porto to Newark
Explore the most affordable flight options available from Porto to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This AirNGo deal was found by Cheapflights users on 1/25. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/245:55 pm
OPO
-
EWR
1 stop26h 04m
Scandinavian Airlines
Tue 4/285:15 pm
EWR
-
OPO
1 stop12h 45m
Scandinavian Airlines
Deal found 1/25$439
This Scandinavian Airlines deal was found by Cheapflights users on 1/25. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:50 am
OPO
-
EWR
2 stops30h 25m
Scandinavian Airlines
Sat 6/65:20 pm
EWR
-
OPO
2 stops18h 45m
Scandinavian Airlines
Deal found 1/25$448
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/212:30 pm
OPO
-
EWR
1 stop12h 55m
Lufthansa
Sun 3/810:45 pm
EWR
-
OPO
Nonstop6h 45m
Lufthansa
Deal found 1/25$450
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/176:00 am
OPO
-
EWR
1 stop13h 00m
United Airlines
Wed 2/259:45 pm
EWR
-
OPO
Nonstop6h 45m
United Airlines
Deal found 1/26$454
This Rumbo deal was found by Cheapflights users on 1/24. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/316:35 pm
OPO
-
EWR
Nonstop8h 25m
TAP AIR PORTUGAL
Sun 2/812:20 am
EWR
-
OPO
Nonstop6h 35m
TAP AIR PORTUGAL
Deal found 1/24$455
This United Airlines deal was found by Cheapflights users on 1/25. 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 2/256:00 am
OPO
-
EWR
1 stop13h 00m
United Airlines
Sun 3/19:45 pm
EWR
-
OPO
Nonstop6h 45m
United Airlines
Deal found 1/25$458
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/176:00 am
OPO
-
EWR
1 stop13h 00m
United Airlines
Thu 2/266:05 pm
EWR
-
OPO
1 stop15h 40m
United Airlines
Deal found 1/26$459
This Booking.com deal was found by Cheapflights users on 1/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:00 am
OPO
-
EWR
1 stop13h 00m
Multiple Airlines
Sat 3/2111:00 pm
EWR
-
OPO
1 stop15h 35m
Multiple Airlines
Deal found 1/26$460
This Lufthansa deal was found by Cheapflights users on 1/25. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:00 am
OPO
-
EWR
1 stop13h 00m
Lufthansa
Wed 3/189:50 pm
EWR
-
OPO
1 stop11h 25m
Lufthansa
Deal found 1/25$461
This Lufthansa deal was found by Cheapflights users on 1/26. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:00 am
OPO
-
EWR
1 stop15h 00m
Lufthansa
Wed 2/185:00 pm
EWR
-
OPO
1 stop15h 15m
Lufthansa
Deal found 1/26$462
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 2/156:00 am
OPO
-
EWR
2 stops22h 54m
United Airlines
Wed 2/259:45 pm
EWR
-
OPO
Nonstop6h 45m
United Airlines
Deal found 1/26$463

Find flight deals from Porto to Newark

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Newark (EWR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$439
(AirNGo)

One-way from

$327
(American Airlines)

Popular in

August

Cheapest in

February

Average price

$559

Good round-trip deal

$861 or less

Good one-way deal

$782 or less
Provider with most accurate pricing for Porto-Newark flight deals.
Search Deals
Provider most trusted by Cheapflights users for Porto-Newark flights.
Search Deals
From Porto to Newark
Search Deals
One-way flight from Porto to Newark
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Porto to Newark.
Search Deals
Price to beat on a one-way flight from Porto to Newark.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto to Newark 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 January 26, 2026.
Use the filters below to find and compare flights from Porto to Newark Airport that are best for you.

Fly from

Porto

Fly to

Newark

Route

Depart

Return

Price

PortoNewark

OPO - EWR

OPOEWR

Porto

Tue 4/14

6:00 am-1:40 pm

1 stop12h 40m

Newark

Tue 4/21

9:45 pm-9:45 am

Nonstop7h 00m

$455

PortoNewark

OPO - EWR

OPOEWR

Porto

Mon 3/2

12:30 pm-8:25 pm

1 stop12h 55m

Newark

Mon 3/9

10:45 pm-9:30 am

Nonstop6h 45m

$458

PortoNewark

OPO - EWR

OPOEWR

Porto

Thu 3/19

6:00 am-3:00 pm

1 stop13h 00m

Newark

Tue 3/24

7:00 pm-11:40 am

1 stop12h 40m

$459

PortoNewark

OPO - EWR

OPOEWR

Porto

Thu 3/5

6:00 am-8:25 pm

1 stop19h 25m

Newark

Mon 3/9

3:00 pm-2:55 pm

2 stops19h 55m

$460

PortoNewark

OPO - EWR

OPOEWR

Porto

Sat 4/18

6:00 am-7:39 pm

2 stops18h 39m

Newark

Sun 4/19

9:45 pm-9:45 am

Nonstop7h 00m

$461

PortoNewark

OPO - EWR

OPOEWR

Porto

Wed 4/15

6:00 am-7:55 pm

2 stops18h 55m

Newark

Sun 4/19

9:45 pm-9:45 am

Nonstop7h 00m

$461

PortoNewark

OPO - EWR

OPOEWR

Porto

Fri 4/17

6:00 am-9:42 pm

2 stops20h 42m

Newark

Thu 4/23

9:45 pm-9:45 am

Nonstop7h 00m

$461

PortoNewark

OPO - EWR

OPOEWR

Porto

Fri 3/6

6:00 am-7:27 am

2 stops30h 27m

Newark

Sun 3/15

10:45 pm-9:30 am

Nonstop6h 45m

$461

PortoNewark

OPO - EWR

OPOEWR

Porto

Tue 2/17

6:00 am-11:54 pm

2 stops22h 54m

Newark

Sun 3/1

9:45 pm-9:30 am

Nonstop6h 45m

$461

PortoNewark

OPO - EWR

OPOEWR

Porto

Mon 3/9

5:35 pm-2:35 pm

2 stops25h 00m

Newark

Mon 3/16

7:30 pm-9:35 am

2 stops34h 05m

$462

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 23 results
1
2
3

Compare providers for flights from Porto to Newark

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto to Newark in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Porto-Newark Airport flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Porto-Newark Airport flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Porto-Newark Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto-Newark Airport flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Newark Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Porto to Newark

Have a flexible travel schedule? Discover the best time to fly to Newark from Porto 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 Porto to Newark Airport

How far ahead should I book a flight from Porto to Newark Airport?

Use this chart to determine the optimal time to book a round-trip flight from Porto to Newark. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from Porto to Newark Airport, you should look to book at least 24 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Porto to Newark Airport?

Currently, February is the cheapest month in which you can book a flight from Porto to Newark Airport (average of $421). Flying from Porto to Newark Airport in December is currently the most expensive (average of $531). 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.

What is the cheapest time of day to fly from OPO to EWR?

Find hourly flight availability from Porto to Newark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

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

The best insider tips for Porto to Newark Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Porto to Newark Airport trip
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on TAP AIR PORTUGAL

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Reviews of airlines servicing Newark

Get insights into the airlines that provide service to Newark. 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 Newark. Reviews last updated January 26, 2026.
Read through reviews of airlines operating flights from Porto to Newark Airport, such as United Airlines and TAP AIR PORTUGAL. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,198 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,198 reviews
United Airlines
7.4
Good
9,198 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
TAP AIR PORTUGAL
7.1
Good
2,130 reviews
United Airlines
7.4
Good
9,198 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

Find useful and relevant information for your journey from Porto to Newark. 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 from for flights from Porto to Newark?

    Porto (OPO) is the airport you will fly out of if you book a flight from Porto to Newark. You should not have trouble finding flights to Newark from Porto; the airport handles an average of 2 outbound flights to Newark per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Porto airport to Newark. It is only a 6.8 mi journey to Porto (OPO) from Porto’s city center.

  • How popular is this Porto to Newark Airport flight route?

    Flights from Porto to Newark have been viewed 6 times in the past calendar month.

  • How long is the flight from Porto to Newark Airport?

    For as low as $455, Lufthansa can have you in Newark Airport from Porto in 12h 40m. Airlines will cover a distance of 3329 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Porto to Newark Airport round-trip?

    TAP AIR PORTUGAL, at $481, was found to be the cheapest airline from Porto to Newark Airport. An alternate airline flying to your destination would be United Airlines. Users have found that TAP AIR PORTUGAL is 22% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Porto to Newark Airport one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $323. SWISS flights start at $484 while deals on Brussels Airlines start at $491 one-way.

  • What are the most reliable airlines from Porto to Newark Airport?

    The top 3 most reliable airlines when flying from Porto to Newark Airport are Brussels Airlines (81%), United Airlines (81%) and Lufthansa (81%).

  • What are the cheapest flights from Porto to Newark Airport?

    Looking for the cheapest flight from Porto to Newark Airport? While on average our users pay $1,323, our data indicates the cheapest price to be $489. The most popular route (Porto - Newark), is priced around $439.

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

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

  • How can I find direct flights from Porto to Newark?

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

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

    Yes. Cheapflights offers flight deals from Porto to Newark 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 Porto to Newark Airport?

    Currently, February is the cheapest month in which you can book a flight from Porto to Newark Airport (average of $421). Flying from Porto to Newark Airport in December is currently the most expensive (average of $531). 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 Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
Queens
Bronx
Mahwah
East Rutherford
Yonkers
Bethlehem
Elizabeth
Secaucus
Mount Laurel
North Bergen
Ronkonkoma
Edgewater
Seaside Heights
Absecon
Carle Place
Parsippany
Staten Island
Carteret
Stamford
New Brunswick

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Porto to Newark

Discover the top 2 airlines that operate flights from Porto to Newark. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$481Average$687FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$507Average$646FlexibilityNo cancel feeOn-time69%

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