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Cheap flights from Newark Airport to Porto from £238

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — OPO
25 Jul — 1 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Newark to Porto are usually found in February or January, booked 48 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Newark to Porto

Enter your travel dates to find the best prices.

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 25 June 2026.

Mon 31/806:00
EWR
-
OPO
1 stop20h 00m
United Airlines
Fri 25/906:00
OPO
-
EWR
1 stop12h 40m
United Airlines
Deal found 25/6£663
Thu 9/712:25
EWR
-
OPO
1 stop13h 20m
Air Transat
Wed 15/708:25
OPO
-
EWR
1 stop13h 30m
Air Transat
Deal found 24/6£664
Mon 10/821:40
EWR
-
OPO
Nonstop7h 05m
United Airlines
Fri 4/906:00
OPO
-
EWR
1 stop14h 45m
United Airlines
Deal found 23/6£665
Wed 22/715:50
EWR
-
OPO
1 stop10h 10m
United Airlines
Tue 11/812:15
OPO
-
EWR
2 stops27h 37m
United Airlines
Deal found 23/6£666
Mon 17/818:50
EWR
-
OPO
Nonstop7h 05m
United Airlines
Thu 27/811:50
OPO
-
EWR
2 stops28h 10m
United Airlines
Deal found 23/6£666
Mon 3/818:50
EWR
-
OPO
Nonstop7h 05m
United Airlines
Thu 27/811:50
OPO
-
EWR
2 stops28h 10m
United Airlines
Deal found 22/6£667
Wed 19/806:00
EWR
-
OPO
1 stop20h 00m
United Airlines
Fri 28/806:00
OPO
-
EWR
1 stop12h 40m
United Airlines
Deal found 23/6£668
Tue 28/710:00
EWR
-
OPO
2 stops16h 00m
United Airlines
Wed 12/811:20
OPO
-
EWR
2 stops28h 40m
United Airlines
Deal found 23/6£669
Tue 21/718:10
EWR
-
OPO
Nonstop7h 05m
United Airlines
Thu 13/806:00
OPO
-
EWR
2 stops22h 59m
United Airlines
Deal found 23/6£669
Wed 12/808:30
EWR
-
OPO
2 stops17h 30m
United Airlines
Fri 4/906:00
OPO
-
EWR
1 stop12h 40m
United Airlines
Deal found 23/6£671
Wed 22/715:50
EWR
-
OPO
1 stop10h 10m
United Airlines
Thu 13/806:00
OPO
-
EWR
2 stops22h 59m
United Airlines
Deal found 23/6£672

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 25 June 2026.

Round-trip from

£663

One-way from

£238

Popular in

July

Cheapest in

February

Average price

£789
United Airlines
  • United Airlines
  • 31/8-24/9
  • 2 total stops
  • 28h 15m total
  • Newark to Porto
Search Deals
29/8
  • 29/8
  • 1 total stop
  • 28h 25m total
  • Newark to Porto
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£112 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
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Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 25 June 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 return flight

NewarkPorto

EWR - OPO

EWROPO

Newark

Mon 17/8

15:45-07:00

1 stop10h 15m

Porto

Thu 27/8

06:00-19:15

2 stops18h 15m

£675
Fastest return journey

NewarkPorto

EWR - OPO

EWROPO

Newark

Thu 24/9

22:55-10:40

Nonstop6h 45m

Porto

Thu 1/10

10:00-15:30

1 stop10h 30m

£678

NewarkPorto

EWR - OPO

EWROPO

Newark

Mon 3/8

20:25-07:00

2 stops29h 35m

Porto

Fri 4/9

06:00-15:45

1 stop14h 45m

£679

NewarkPorto

EWR - OPO

EWROPO

Newark

Sat 15/8

17:00-15:25

1 stop17h 25m

Porto

Thu 3/9

05:55-14:45

1 stop13h 50m

£682

NewarkPorto

EWR - OPO

EWROPO

Newark

Sun 2/8

23:55-22:00

1 stop17h 05m

Porto

Fri 28/8

05:00-19:59

2 stops19h 59m

£685

NewarkPorto

EWR - OPO

EWROPO

Newark

Thu 13/8

15:10-10:40

2 stops14h 30m

Porto

Wed 2/9

05:55-19:33

2 stops18h 38m

£701

NewarkPorto

EWR - OPO

EWROPO

Newark

Mon 13/7

17:00-08:30

1 stop10h 30m

Porto

Thu 30/7

05:55-14:45

1 stop13h 50m

£705

NewarkPorto

EWR - OPO

EWROPO

Newark

Fri 14/8

23:55-08:25

1 stop27h 30m

Porto

Sat 5/9

06:10-14:45

1 stop13h 35m

£710

NewarkPorto

EWR - OPO

EWROPO

Newark

Tue 11/8

15:10-22:05

2 stops25h 55m

Porto

Mon 31/8

05:00-19:59

2 stops19h 59m

£711

NewarkPorto

EWR - OPO

EWROPO

Newark

Fri 4/9

23:55-22:05

1 stop17h 10m

Porto

Sat 19/9

05:00-18:41

2 stops18h 41m

£738

Flights are sorted by cheapest return flights first.

Deals found on 20/6

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 return 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 £490). Flying from Newark Airport to Porto in July is currently the most expensive (average of £820). 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 25 June 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newark Airport to Porto as you normally would.

How much does it cost for a return flight from Newark Airport to Porto?

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?

    Located just 6.8 mi from the city center, Porto is the airport most travelers will use when flying to Porto from Newark. Booking flights from Newark to Porto (OPO) should be relatively easy as there are 9 daily inbound flights from Newark from 0 different airlines.

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

    Departing from Newark Airport to Porto will take you 6h 45m. There are 3329 mi between Newark Airport and Porto. This flight may include one or multiple stops.

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

    No one likes to see their flight delayed. When booking a flight from Newark Airport to Porto consider choosing airBaltic (89%), JetBlue (87%) or TAP AIR PORTUGAL (87%) as they are the most reliable in getting you off to your destination on time.

  • 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 holiday 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 £490). Flying from Newark Airport to Porto in July is currently the most expensive (average of £820). 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

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Santa Maria da Feira
Viseu
Guimarães
Chaves
Coimbra
Vila Nova de Gaia
Aveiro

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How does Cheapflights help users find flights from Newark to Porto?

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Why should you use Cheapflights to find cheap flight tickets from Newark to Porto?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Newark to Porto.

Can Cheapflights find flights from Newark to Porto with no change fees?

Need flexible booking options for your flight to Porto from Newark? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Newark to Porto become cheaper?

Of course! You can now track prices for flights from Newark to Porto and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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