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Cheap flights from Portsmouth to New York from £377

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — NYC
16 Okt — 23 Okt1
1 adult
1 adult, Economy

Cheap 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 16 September 2025.

Round-trip from

£380

One-way from

£377

Popular in

November

Cheapest in

September

Average price

£418
30/10-6/11
  • 30/10-6/11
  • 5 total stops
  • 54h 15m total
  • Portsmouth to New York
Search Deals
British Airways
  • British Airways
  • 8/11
  • 2 total stops
  • 28h 08m total
  • Portsmouth to New York
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£76 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Portsmouth to New York

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 16 September 2025.

Khamis 30/1009:30SOU - EWR
3 stops33h 05mMultiple Airlines
Khamis 6/1117:30EWR - SOU
2 stops21h 10mMultiple Airlines
Deal found 15/9£380
Isnin 22/917:35SOU - JFK
1 stop10h 15mVirgin Atlantic
Ahad 5/1017:30JFK - SOU
1 stop10h 15mVirgin Atlantic
Deal found 15/9£419
Ahad 21/918:25SOU - JFK
1 stop29h 40mKLM
Ahad 5/1019:25JFK - SOU
1 stop32h 20mKLM
Deal found 14/9£421
Khamis 30/1018:05SOU - JFK
1 stop30h 15mKLM
Khamis 6/1116:45JFK - SOU
1 stop19h 15mKLM
Deal found 15/9£422
Selasa 28/1008:40SOU - LGA
2 stops18h 57mDelta
Selasa 4/1112:55LGA - SOU
2 stops14h 15mDelta
Deal found 13/9£423
Sabtu 20/909:20SOU - LGA
2 stops18h 47mDelta
Jumaat 3/1016:00LGA - SOU
2 stops11h 45mDelta
Deal found 13/9£431
Isnin 22/909:20SOU - JFK
2 stops18h 03mDelta
Ahad 5/1014:35JFK - SOU
2 stops13h 10mDelta
Deal found 15/9£442
Khamis 30/1008:50SOU - JFK
2 stops37h 55mVirgin Atlantic
Khamis 6/1116:45JFK - SOU
1 stop10h 20mVirgin Atlantic
Deal found 15/9£443
Ahad 21/918:25SOU - JFK
1 stop26h 00mVirgin Atlantic
Ahad 5/1017:55JFK - SOU
2 stops33h 50mVirgin Atlantic
Deal found 14/9£449
Selasa 23/917:35SOU - JFK
1 stop23h 45mDelta
Isnin 29/909:35JFK - SOU
2 stops18h 10mDelta
Deal found 15/9£450
Ahad 21/918:25SOU - JFK
1 stop22h 55mDelta
Ahad 5/1017:30JFK - SOU
1 stop10h 15mDelta
Deal found 14/9£450
Selasa 23/909:20SOU - EWR
2 stops15h 10mDelta
Khamis 2/1015:21EWR - SOU
2 stops12h 24mDelta
Deal found 15/9£453

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 16 September 2025.
Use the filters below to find and compare flights from Portsmouth to New York that are best for you.

Fly from

Portsmouth

Fly to

New York

Route

Depart

Return

Price

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Khamis 30/10

09:30-14:35

3 stops33h 05m

Newark

Khamis 6/11

17:30-19:40

2 stops21h 10m

£382

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Khamis 30/10

18:05-16:45

1 stop26h 40m

New York John F Kennedy Intl

Khamis 6/11

16:45-08:05

1 stop10h 20m

£419

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Selasa 28/10

08:40-23:37

2 stops18h 57m

New York LaGuardia

Selasa 4/11

12:55-08:10

2 stops14h 15m

£423

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Khamis 6/11

08:50-15:45

1 stop11h 55m

New York John F Kennedy Intl

Jumaat 14/11

17:45-08:50

1 stop10h 05m

£450

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Sabtu 8/11

09:25-15:45

1 stop11h 20m

New York John F Kennedy Intl

Jumaat 14/11

10:07-08:50

2 stops17h 43m

£450

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Sabtu 8/11

09:25-15:45

1 stop11h 20m

New York John F Kennedy Intl

Sabtu 15/11

17:45-08:50

1 stop10h 05m

£450

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Jumaat 7/11

17:30-13:10

1 stop24h 40m

New York John F Kennedy Intl

Jumaat 14/11

16:45-08:50

1 stop11h 05m

£450

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Khamis 6/11

08:50-15:45

1 stop11h 55m

New York John F Kennedy Intl

Khamis 13/11

17:45-08:05

1 stop9h 20m

£450

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Jumaat 7/11

17:30-11:25

1 stop22h 55m

New York John F Kennedy Intl

Khamis 13/11

17:45-08:05

1 stop9h 20m

£450

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Jumaat 7/11

17:30-11:25

1 stop22h 55m

New York John F Kennedy Intl

Sabtu 15/11

17:45-08:50

1 stop10h 05m

£450

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 55 results
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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, January is the cheapest month in which you can book a flight from Portsmouth to New York (average of £500). Flying from Portsmouth to New York in December is currently the most expensive (average of £667). 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 16 September 2025.

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

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 16 December 2024.

Travellers seeking maximum savings on their Portsmouth to New York flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday mornings 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 16 September 2025.

The most flights from P0R to NYC are scheduled on a Sunday (166 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (159 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 16 September 2025.
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
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,385 reviews
KLM
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Virgin Atlantic
7.4
Good
664 reviews
KLM
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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 £538, KLM can have you in New York from Portsmouth in 17h. 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 - Newark, Southampton Eastleigh - New York John F Kennedy Intl 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 JetBlue (90%), SriLankan Airlines (87%) and TAP AIR PORTUGAL (87%).

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

    The cheapest flight price from Portsmouth to New York is £291. On average you can expect to pay £1,208. The most popular route, (Southampton Eastleigh - Newark), can usually be booked for £380.

  • 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, January is the cheapest month in which you can book a flight from Portsmouth to New York (average of £500). Flying from Portsmouth to New York in December is currently the most expensive (average of £667). 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
Yonkers
Elizabeth
Bronx
Secaucus
Weehawken
North Bergen
Fairfield
Carlstadt
Staten Island
North Wales
Carteret
Fort Lee
Rutherford
Englewood
West New York
Edgewater
Westbury
Mount Laurel
Piscataway

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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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£210Average£412FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
PLAYCheapest£251Average£356FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
TAP AIR PORTUGALCheapest£278Average£410FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
DeltaCheapest£291Average£478FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest£292Average£412FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IcelandairCheapest£294Average£433FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£296Average£490FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air CanadaCheapest£304Average£455FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£307Average£409FlexibilityNo cancel feeOn-time76%
Search Finnair flights
SWISSCheapest£309Average£370FlexibilityNo cancel feeOn-time79%
Search SWISS flights

Fly with Cheapflights

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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.

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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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