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Cheap flights from New York to Porto from £261

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — OPO
19 Jul — 26 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from New York to Porto are usually found in February or March, booked 83 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from New York to Porto

Enter your travel dates to find the best prices.

Cheapest flights from New York to Porto
Explore the most affordable flight options available from New York to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 June 2026.

Tue 10/1114:00
LGA
-
OPO
2 stops16h 05m
Scandinavian Airlines
Fri 13/1117:45
OPO
-
LGA
2 stops34h 49m
Scandinavian Airlines
Deal found 16/6£607
Thu 3/920:25
LGA
-
OPO
1 stop10h 20m
Air Transat
Thu 10/913:30
OPO
-
LGA
1 stop32h 25m
Air Transat
Deal found 15/6£613
Mon 13/720:25
LGA
-
OPO
1 stop10h 20m
Air Transat
Thu 23/713:30
OPO
-
LGA
1 stop32h 25m
Air Transat
Deal found 16/6£623
Thu 3/920:25
LGA
-
OPO
1 stop10h 20m
Air Transat
Mon 14/913:30
OPO
-
LGA
1 stop24h 25m
Air Transat
Deal found 15/6£624
Fri 4/920:25
LGA
-
OPO
1 stop10h 20m
Air Transat
Mon 14/913:30
OPO
-
LGA
1 stop32h 25m
Air Transat
Deal found 15/6£635
Fri 17/720:25
LGA
-
OPO
1 stop10h 20m
Air Transat
Thu 23/713:30
OPO
-
LGA
1 stop24h 25m
Air Transat
Deal found 16/6£635
Thu 3/917:55
LGA
-
OPO
1 stop12h 50m
Air Transat
Tue 15/913:30
OPO
-
LGA
1 stop32h 25m
Air Transat
Deal found 15/6£636
Tue 25/815:30
LGA
-
OPO
1 stop10h 30m
United Airlines
Tue 1/912:15
OPO
-
LGA
2 stops30h 08m
United Airlines
Deal found 16/6£640
Wed 7/1010:35
LGA
-
OPO
1 stop15h 25m
United Airlines
Wed 21/1011:20
OPO
-
LGA
2 stops31h 03m
United Airlines
Deal found 19/6£644
Mon 13/720:25
LGA
-
OPO
1 stop10h 20m
Air Transat
Mon 20/713:30
OPO
-
LGA
1 stop32h 25m
Air Transat
Deal found 16/6£646
Fri 4/920:25
LGA
-
OPO
1 stop10h 20m
Air Transat
Tue 15/913:30
OPO
-
LGA
1 stop24h 25m
Air Transat
Deal found 15/6£647
Sun 4/1020:25
LGA
-
OPO
1 stop10h 20m
Air Transat
Mon 19/1013:30
OPO
-
LGA
1 stop32h 25m
Air Transat
Deal found 19/6£647

Find flight deals from New York to Porto

Discover tips and strategies to find the most affordable flight options for your journey from New York (NYC) 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 19 June 2026.

Round-trip from

£607

One-way from

£261

Popular in

December

Cheapest in

February

Average price

£727
Scandinavian Airlines
  • Scandinavian Airlines
  • 10/11-13/11
  • 4 total stops
  • 50h 54m total
  • New York to Porto
Search Deals
British Airways
  • British Airways
  • 11/10
  • 1 total stop
  • 30h 20m total
  • New York to Porto
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£4 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from New York 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 19 June 2026.
Use the filters below to find and compare flights from New York to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 10/11

14:00-11:05

2 stops16h 05m

Porto

Sun 15/11

17:35-20:31

2 stops31h 56m

£607

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 31/8

20:25-11:45

1 stop10h 20m

Porto

Thu 10/9

13:30-08:55

1 stop24h 25m

£613

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sun 6/9

09:55-11:45

1 stop20h 50m

Porto

Thu 10/9

13:30-16:55

1 stop32h 25m

£613

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Tue 8/9

20:30-07:00

1 stop29h 30m

Porto

Tue 15/9

12:15-19:36

1 stop12h 21m

£650

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 26/8

15:30-07:00

1 stop10h 30m

Porto

Wed 2/9

11:20-16:57

1 stop10h 37m

£650

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 5/10

06:30-07:00

1 stop19h 30m

Porto

Tue 20/10

11:15-19:36

1 stop13h 21m

£653

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 10/8

15:30-07:00

1 stop10h 30m

Porto

Wed 19/8

11:20-19:37

1 stop13h 17m

£654

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Sun 9/8

20:30-07:00

1 stop29h 30m

Porto

Wed 19/8

11:20-21:30

1 stop15h 10m

£654

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 10/8

15:30-07:00

1 stop10h 30m

Porto

Tue 22/9

12:15-21:30

1 stop14h 15m

£654

NewarkPorto

EWR - OPO

EWROPO

Newark

Tue 14/7

18:10-06:15

Nonstop7h 05m

Porto

Tue 28/7

16:35-15:45

1 stop28h 10m

£673

Flights are sorted by cheapest return flights first.

Deals found on 19/6

Showing 1-10 of 43 resultsSorted by cheapest first
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Best time to book a flight from New York to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from New York 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 New York to Porto

What is the cheapest month to book a flight from New York to Porto?

Currently, November is the cheapest month in which you can book a flight from New York to Porto (average of £235). Flying from New York to Porto in March is currently the most expensive (average of £1,898). 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 NYC to OPO?

Find hourly flight availability from New York 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 19 June 2026.

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

Weekly flight availability from New York to Porto

Explore weekly flight availability from New York to Porto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 19 June 2026.

The most flights from NYC to OPO are scheduled on a Friday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost for a return flight from New York to Porto?

How far ahead should I book a flight from New York to Porto?

The price you pay for your flight from New York to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

Find useful and relevant information for your journey from New York 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?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from New York to Porto. 0 airlines have flights to Porto from New York on a regular basis. Booking flights from New York to Porto should not be difficult; the airport handles an average of 10 inbound flights from New York per day.

  • How long is the flight from New York to Porto?

    For as low as £613, Scandinavian Airlines can have you in Porto from New York in 10h 20m. The distance from New York to Porto is about 3312 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from New York to Porto?

    The top 3 most reliable airlines when flying from New York to Porto are KLM (80%), Air France (80%) and Delta (80%).

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

    Yes. In addition to deals on New York to Porto flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from New York to Porto?

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

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

    Yes. Cheapflights offers flight deals from New York 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 to Porto?

    Currently, November is the cheapest month in which you can book a flight from New York to Porto (average of £235). Flying from New York to Porto in March is currently the most expensive (average of £1,898). 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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Fly with Cheapflights

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How does Cheapflights help users find flights from New York to Porto?

Cheapflights makes it easy to find New York to Porto flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from New York to Porto for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Porto from New York shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on New York to Porto flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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