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$308+ Cheap flights from Newark (EWR) 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — OPO
Jun 24 — Jul 11
Wed 6/24
Wed 7/1
1 adult, Economy
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Cheapflights Tip: The best prices from Newark to Porto are usually found in February or November, booked 48 days in advance, depart on a Monday or Sunday and return on a Wednesday

Cheap flight deals from Newark to Porto

Cheapest flights from Newark to Porto
Explore the most affordable flight options available from Newark to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.

This United Airlines deal was found by Cheapflights users on 5/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:40 pm
EWR
-
OPO
1 stop31h 20m
United Airlines
Tue 6/3012:15 pm
OPO
-
EWR
1 stop12h 43m
United Airlines
Deal found 5/24$857
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Mon 7/132:30 pm
EWR
-
OPO
1 stop11h 30m
United Airlines
Tue 7/2812:35 pm
OPO
-
EWR
Nonstop7h 55m
United Airlines
Deal found 5/20$858
This United Airlines deal was found by Cheapflights users on 5/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/129:40 pm
EWR
-
OPO
Nonstop7h 05m
United Airlines
Tue 7/2112:15 pm
OPO
-
EWR
1 stop29h 44m
United Airlines
Deal found 5/21$859
This United Airlines deal was found by Cheapflights users on 5/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:10 pm
EWR
-
OPO
Nonstop7h 05m
United Airlines
Thu 9/39:00 am
OPO
-
EWR
Nonstop7h 55m
United Airlines
Deal found 5/21$860
This FlightHub deal was found by Cheapflights users on 5/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1512:25 pm
EWR
-
OPO
1 stop13h 20m
Air Transat
Tue 6/308:25 am
OPO
-
EWR
1 stop13h 25m
Air Transat
Deal found 5/24$861
This United Airlines deal was found by Cheapflights users on 5/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:45 pm
EWR
-
OPO
1 stop10h 15m
United Airlines
Wed 8/122:25 pm
OPO
-
EWR
1 stop31h 42m
United Airlines
Deal found 5/21$862
This United Airlines deal was found by Cheapflights users on 5/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:10 pm
EWR
-
OPO
Nonstop7h 05m
United Airlines
Wed 9/212:45 pm
OPO
-
EWR
1 stop23h 53m
United Airlines
Deal found 5/21$863
This Scandinavian Airlines deal was found by Cheapflights users on 5/21. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:45 pm
EWR
-
OPO
2 stops18h 20m
Scandinavian Airlines
Wed 10/2111:50 am
OPO
-
EWR
2 stops30h 25m
Scandinavian Airlines
Deal found 5/21$864
This KAYAK deal was found by Cheapflights users on 5/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/139:40 pm
EWR
-
OPO
Nonstop7h 05m
Lufthansa
Thu 9/39:00 am
OPO
-
EWR
Nonstop7h 55m
Lufthansa
Deal found 5/24$865
This United Airlines deal was found by Cheapflights users on 5/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:05 am
EWR
-
OPO
2 stops15h 55m
United Airlines
Thu 7/1611:50 am
OPO
-
EWR
1 stop11h 07m
United Airlines
Deal found 5/24$866
This United Airlines deal was found by Cheapflights users on 5/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:00 am
EWR
-
OPO
1 stop20h 00m
United Airlines
Thu 9/311:50 am
OPO
-
EWR
1 stop11h 07m
United Airlines
Deal found 5/24$867
This United Airlines deal was found by Cheapflights users on 5/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/99:50 pm
EWR
-
OPO
2 stops28h 10m
United Airlines
Fri 9/49:00 am
OPO
-
EWR
Nonstop7h 55m
United Airlines
Deal found 5/21$868

Find flight deals from Newark to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Porto (OPO). 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 May 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$857
(United Airlines)

One-way from

$308
(Trip.com)

Popular in

July

Cheapest in

February

Average price

$938

Good round-trip deal

$933 or less

Good one-way deal

$618 or less
Provider with most accurate pricing for Newark-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Newark-Porto flights.
Search Deals
From Newark to Porto
Search Deals
One-way flight from Newark to Porto
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($190 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Newark to Porto.
Search Deals
Price to beat on a one-way flight from Newark to Porto.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark to Porto 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 May 25, 2026.
Use the filters below to find and compare flights from Newark Airport to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkPorto

EWR - OPO

EWROPO

Newark

Wed 9/16

9:50 pm-9:45 am

Nonstop6h 55m

Porto

Wed 9/23

11:20 am-5:07 pm

1 stop10h 47m

$858

NewarkPorto

EWR - OPO

EWROPO

Newark

Wed 8/19

9:40 pm-9:45 am

Nonstop7h 05m

Porto

Wed 8/26

2:25 pm-7:53 pm

1 stop10h 28m

$863

NewarkPorto

EWR - OPO

EWROPO

Newark

Thu 8/6

11:55 pm-9:50 pm

1 stop16h 55m

Porto

Thu 8/27

5:55 am-10:00 pm

1 stop21h 05m

$899

NewarkPorto

EWR - OPO

EWROPO

Newark

Tue 7/14

6:00 pm-3:45 pm

1 stop16h 45m

Porto

Tue 7/28

12:35 pm-3:30 pm

Nonstop7h 55m

$901

NewarkPorto

EWR - OPO

EWROPO

Newark

Mon 7/6

2:30 pm-7:00 am

1 stop11h 30m

Porto

Mon 7/13

11:15 am-12:22 pm

2 stops30h 07m

$918

NewarkPorto

EWR - OPO

EWROPO

Newark

Fri 7/10

11:55 pm-6:15 pm

1 stop13h 20m

Porto

Sun 7/19

6:30 am-2:45 pm

1 stop13h 15m

$929

NewarkPorto

EWR - OPO

EWROPO

Newark

Thu 7/9

6:50 pm-6:55 am

Nonstop7h 05m

Porto

Tue 7/21

6:00 am-1:40 pm

1 stop12h 40m

$932

NewarkPorto

EWR - OPO

EWROPO

Newark

Wed 7/15

3:10 pm-3:30 pm

2 stops19h 20m

Porto

Tue 9/1

6:15 am-2:45 pm

1 stop13h 30m

$945
Quickest round-trip

NewarkPorto

EWR - OPO

EWROPO

Newark

Mon 6/29

6:50 pm-6:55 am

Nonstop7h 05m

Porto

Thu 7/30

9:00 am-11:55 am

Nonstop7h 55m

$950

NewarkPorto

EWR - OPO

EWROPO

Newark

Sun 6/21

3:45 pm-6:50 am

1 stop10h 05m

Porto

Wed 7/8

6:00 am-3:45 pm

1 stop14h 45m

$970

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Newark to Porto

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 Newark to Porto in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust 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 Newark Airport-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Newark Airport-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Newark Airport-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Newark Airport-Porto flights, Cheapflights users trust FlightHub the most. FlightHub 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 Newark Airport-Porto 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 Newark to Porto

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

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

The price you pay for your flight from Newark Airport to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Newark Airport to Porto (average of $641). Flying from Newark Airport to Porto in July is currently the most expensive (average of $1,072). 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 EWR to OPO?

Find hourly flight availability from Newark 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 May 25, 2026.

When flying from Newark 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.

How much does it cost to fly round-trip from Newark Airport to Porto?

The best insider tips for Newark Airport to Porto 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 Newark Airport to Porto 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 Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated May 25, 2026.
Read through reviews of airlines operating flights from Newark Airport to Porto, such as United Airlines,Brussels Airlines, andTAP AIR PORTUGAL. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,749 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,749 reviews
United Airlines
7.4
Good
9,749 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Brussels Airlines
7.2
Good
409 reviews
United Airlines
7.4
Good
9,749 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
TAP AIR PORTUGAL
7.2
Good
2,259 reviews
United Airlines
7.4
Good
9,749 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Lufthansa
6.8
Okay
8,029 reviews
United Airlines
7.4
Good
9,749 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
British Airways
6.7
Okay
8,004 reviews
United Airlines
7.4
Good
9,749 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Newark 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 Newark?

    For a flight from Newark 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 9 inbound flights from Newark per day. 6 airlines have flights to Porto from Newark on a regular basis.

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

    A quick flight from Newark Airport to Porto can take about 6h 55m. United Airlines provides one of the quickest options available for as low as $858. Newark Airport and Porto are separated by a distance of 3329 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    TAP AIR PORTUGAL, at $446, was found to be the cheapest airline from Newark Airport to Porto.Alternate airlines to your destination round-trip include Scandinavian Airlines and United Airlines. These flights start at 45% lower than the current average price 3 months from now.

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

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $283. Users have also found prices from $474 and $511 on United Airlines and Lufthansa, respectively.

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

    Before booking your flight to Porto from Newark Airport, check out the most reliable airlines to get you to your destination on time: JetBlue (89%), TAP AIR PORTUGAL (89%), Air Canada( 87%).

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

    Looking for the cheapest flight from Newark Airport to Porto? While on average our users pay $1,129, our data indicates the cheapest price to be $369. The most popular route (Newark - Porto), is priced around $572.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Newark Airport to Porto (average of $641). Flying from Newark Airport to Porto in July is currently the most expensive (average of $1,072). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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Top 6 airlines flying from Newark to Porto

Discover the top 6 airlines that operate flights from Newark to Porto. 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 May 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$446Average$873FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$460Average$586FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$610Average$969FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$722Average$1,079FlexibilityNo cancel feeOn-time70%
Brussels AirlinesCheapest$726Average$905FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$738Average$957FlexibilityNo cancel feeOn-time76%

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