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Cheap flights from Portsmouth to New York from £308

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 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — NYC
1 Apr — 8 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to New York

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to New York
Explore the most affordable flight options available from Portsmouth to New York. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 March 2026.

Mon 13/420:40
SOU
-
JFK
2 stops26h 05m
Multiple Airlines
Wed 29/423:25
JFK
-
SOU
1 stop28h 20m
Multiple Airlines
Deal found 1/3£450
Mon 13/409:10
SOU
-
EWR
2 stops33h 05m
Multiple Airlines
Mon 20/417:15
EWR
-
SOU
2 stops21h 15m
Multiple Airlines
Deal found 27/2£459
Mon 13/409:10
SOU
-
JFK
3 stops35h 30m
Multiple Airlines
Mon 20/418:55
JFK
-
SOU
2 stops19h 35m
Multiple Airlines
Deal found 27/2£460
Wed 15/409:10
SOU
-
JFK
3 stops35h 30m
Multiple Airlines
Wed 22/417:10
JFK
-
SOU
3 stops18h 40m
Multiple Airlines
Deal found 1/3£480
Tue 14/409:10
SOU
-
JFK
1 stop15h 10m
Aer Lingus
Tue 21/416:55
JFK
-
SOU
1 stop10h 10m
Aer Lingus
Deal found 28/2£494
Wed 15/409:10
SOU
-
EWR
3 stops33h 05m
Multiple Airlines
Wed 22/417:15
EWR
-
SOU
2 stops18h 35m
Multiple Airlines
Deal found 1/3£503
Mon 13/409:10
SOU
-
JFK
1 stop18h 15m
Aer Lingus
Mon 20/416:55
JFK
-
SOU
1 stop10h 45m
Aer Lingus
Deal found 27/2£508
Thu 16/409:10
SOU
-
JFK
1 stop15h 10m
Aer Lingus
Thu 23/416:55
JFK
-
SOU
1 stop10h 45m
Aer Lingus
Deal found 2/3£512
Mon 13/417:20
SOU
-
JFK
1 stop24h 05m
Virgin Atlantic
Tue 28/406:00
JFK
-
SOU
2 stops21h 35m
Virgin Atlantic
Deal found 1/3£518
Thu 16/409:10
SOU
-
EWR
3 stops33h 05m
Multiple Airlines
Thu 23/417:20
EWR
-
SOU
3 stops34h 25m
Multiple Airlines
Deal found 2/3£530
Mon 13/409:10
SOU
-
EWR
1 stop11h 55m
Aer Lingus
Wed 29/417:35
EWR
-
SOU
1 stop18h 15m
Aer Lingus
Deal found 1/3£534
Mon 13/417:20
SOU
-
LGA
2 stops31h 06m
Virgin Atlantic
Tue 28/413:10
LGA
-
SOU
2 stops14h 25m
Virgin Atlantic
Deal found 1/3£537

Find flight deals from Portsmouth to New York

Keep the following information in mind while searching for Portsmouth to New York flight deals. Data was last updated 2 March 2026.

Round-trip from

£450

One-way from

£308

Popular in

December

Cheapest in

September

Average price

£452
13/4-29/4
  • 13/4-29/4
  • 3 total stops
  • 54h 25m total
  • Portsmouth to New York
Search Deals
14/5
  • 14/5
  • 3 total stops
  • 35h 05m total
  • Portsmouth to New York
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to New York 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 2 March 2026.
Use the filters below to find and compare flights from Portsmouth to New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Tue 14/4

09:05-21:20

2 stops17h 15m

New York LaGuardia

Tue 21/4

09:00-08:35

2 stops18h 35m

£546

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 15/4

09:05-22:19

2 stops18h 14m

New York LaGuardia

Wed 22/4

11:00-08:35

2 stops16h 35m

£549

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Mon 13/4

09:05-22:19

2 stops18h 14m

New York LaGuardia

Wed 29/4

17:00-16:50

2 stops18h 50m

£549

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Mon 13/4

09:05-22:25

2 stops18h 20m

New York John F Kennedy Intl

Wed 29/4

10:30-08:35

2 stops17h 05m

£549

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Mon 13/4

09:05-22:19

2 stops18h 14m

New York LaGuardia

Mon 20/4

09:00-08:35

2 stops18h 35m

£550

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 16/4

09:05-21:20

2 stops17h 15m

New York LaGuardia

Thu 23/4

09:10-08:35

2 stops18h 25m

£615

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Tue 31/3

17:20-16:15

2 stops27h 55m

New York LaGuardia

Tue 7/4

13:00-08:35

2 stops14h 35m

£623

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 1/4

09:05-23:37

2 stops19h 32m

New York LaGuardia

Tue 7/4

13:00-08:35

2 stops14h 35m

£635

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 1/4

09:05-23:37

2 stops19h 32m

New York LaGuardia

Mon 6/4

12:00-08:35

2 stops15h 35m

£635

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 25/3

08:50-21:01

2 stops16h 11m

New York LaGuardia

Tue 31/3

14:00-08:35

2 stops13h 35m

£643

Flights are sorted by cheapest return flights first.

Deals found on 27/2

Showing 1-10 of 55 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from Portsmouth to New York

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

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

Currently, August is the cheapest month in which you can book a flight from Portsmouth to New York (average of £96). Flying from Portsmouth to New York in July is currently the most expensive (average of £337). 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 P0R to NYC?

Find hourly flight availability from Portsmouth to New York. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 March 2026.

It’s typically best to fly out from Portsmouth to New York in the afternoon. Doing so could potentially save you 19% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Portsmouth to New York?

Use this chart to determine the cheapest time to fly return from Portsmouth to New York. Price data was last updated on 21 February 2026.

Travellers seeking maximum savings on their Portsmouth to New York flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to New York

Explore weekly flight availability from Portsmouth to New York. 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 2 March 2026.

The most flights from P0R to NYC are scheduled on a Monday (149 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (131 on average).

Reviews of airlines servicing New York

Get insights into the airlines that provide service to New York. 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 New York. Reviews last updated 2 March 2026.
Read reviews from past customers who have flown with KLM and Virgin Atlantic from Portsmouth to New York. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,461 reviews
Check prices

Boarding

7.8

Overall

7.7

Comfort

7.6

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.7
Good
1,461 reviews
KLM
7.7
Good
1,461 reviews
Check prices

Boarding

7.8

Overall

7.7

Comfort

7.6

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Virgin Atlantic
7.5
Good
680 reviews
KLM
7.7
Good
1,461 reviews
Check prices

Boarding

7.8

Overall

7.7

Comfort

7.6

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

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

    For as low as £546, Delta can have you in New York from Portsmouth in 17h 15m. Portsmouth and New York are separated by a distance of 3412 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Portsmouth to New York?

    When deciding which route to take from Portsmouth to New York consider Southampton Eastleigh - New York John F Kennedy Intl, Southampton Eastleigh - Newark or Southampton Eastleigh - New York LaGuardia as they are the most popular.

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

    The top 3 most reliable airlines when flying from Portsmouth to New York are Scandinavian Airlines (85%), JetBlue (84%) and TAP AIR PORTUGAL (84%).

  • What are the cheapest flights from Portsmouth to New York?

    The cheapest flight price from Portsmouth to New York is £309. On average you can expect to pay £1,065. The most popular route, (Southampton Eastleigh - New York John F Kennedy Intl), can usually be booked for £450.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Portsmouth to New York (average of £96). Flying from Portsmouth to New York in July is currently the most expensive (average of £337). 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 New York?

Book flights to New York if you plan to visit one of these locations
Queens
Weehawken
Secaucus
Yonkers
Bronx
Elizabeth
Mahwah
North Bergen
Staten Island
Carlstadt
North Wales
Rutherford
Fort Lee
Carteret
West New York
Englewood
Edgewater
Mount Laurel
Westbury

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Alternative routes for Portsmouth to New York

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Portsmouth to New York

Discover the top 10 airlines that operate flights from Portsmouth to New York. 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 858,174 searches. Data last updated 2 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£215Average£495FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
TAP AIR PORTUGALCheapest£236Average£486FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
DeltaCheapest£261Average£486FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
PLAYCheapest£261Average£325FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Norse Atlantic UKCheapest£271Average£430FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
FinnairCheapest£272Average£408FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IcelandairCheapest£282Average£411FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
United AirlinesCheapest£286Average£408FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Scandinavian AirlinesCheapest£294Average£491FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Aer LingusCheapest£304Average£526FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from Portsmouth to New York, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth to New York for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to New York, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Portsmouth to New York 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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