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Cheap flights from Portsmouth to New York from £349

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — NYC
22 Jun — 29 Jun1
1 adult

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 17 June 2025.

Round-trip from

£426

One-way from

£349

Popular in

August

Cheapest in

March

Average price

£511
KLM
  • KLM
  • 2/7-7/7
  • 2 total stops
  • 26h 45m total
  • Portsmouth to New York
Search Deals
15/8
  • 15/8
  • 1 total stop
  • 11h 15m total
  • Portsmouth to New York
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£59 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 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 17 June 2025.

Sun 22/618:25SOU - JFK
1 stop29h 40mVirgin Atlantic
Mon 7/717:30JFK - SOU
1 stop10h 20mVirgin Atlantic
Deal found 14/6£423
Mon 23/609:20SOU - JFK
1 stop18h 30mDelta
Mon 7/710:30JFK - SOU
2 stops17h 20mDelta
Deal found 14/6£426
Wed 2/709:20SOU - JFK
1 stop14h 45mKLM
Mon 7/700:50JFK - SOU
1 stop12h 00mKLM
Deal found 16/6£426
Mon 23/609:20SOU - LGA
2 stops17h 10mDelta
Mon 7/712:00LGA - SOU
2 stops15h 50mDelta
Deal found 16/6£430
Thu 6/1120:10SOU - JFK
2 stops48h 35mMultiple Airlines
Thu 13/1117:35JFK - SOU
2 stops21h 05mMultiple Airlines
Deal found 14/6£459
Wed 30/720:00SOU - SWF
2 stops27h 05mMultiple Airlines
Wed 6/819:15SWF - SOU
2 stops16h 20mMultiple Airlines
Deal found 15/6£560
Wed 30/709:10SOU - EWR
1 stop11h 50mAer Lingus
Wed 6/817:30EWR - SOU
1 stop10h 10mAer Lingus
Deal found 15/6£571
Wed 2/709:20SOU - EWR
2 stops15h 10mKLM
Tue 8/715:39EWR - SOU
2 stops12h 06mKLM
Deal found 16/6£586
Sun 17/817:35SOU - EWR
2 stops30h 31mDelta
Mon 25/819:46EWR - SOU
2 stops40h 14mDelta
Deal found 15/6£600
Thu 31/709:40SOU - EWR
2 stops34h 15mMultiple Airlines
Thu 7/818:50EWR - SOU
2 stops19h 40mMultiple Airlines
Deal found 16/6£609
Wed 30/709:20SOU - EWR
2 stops27h 20mVirgin Atlantic
Wed 6/815:39EWR - SOU
2 stops21h 11mVirgin Atlantic
Deal found 15/6£638
Tue 17/620:00SOU - JFK
2 stops23h 25mAer Lingus
Tue 24/608:30JFK - SOU
2 stops18h 35mAer Lingus
Deal found 14/6£646

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 17 June 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

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Wed 2/7

09:20-19:05

1 stop14h 45m

New York John F Kennedy Intl

Mon 7/7

00:50-17:50

1 stop12h 00m

£426

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 2/7

09:20-21:30

2 stops17h 10m

New York LaGuardia

Tue 8/7

12:00-08:45

2 stops15h 45m

£430

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Wed 2/7

09:20-22:21

2 stops18h 01m

New York John F Kennedy Intl

Tue 8/7

14:30-08:45

2 stops13h 15m

£431

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Thu 6/11

20:10-15:45

2 stops48h 35m

New York John F Kennedy Intl

Thu 13/11

17:35-19:40

2 stops21h 05m

£459

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Wed 2/7

09:20-22:08

2 stops17h 48m

New York John F Kennedy Intl

Mon 7/7

00:50-17:50

1 stop12h 00m

£471

SouthamptonNew Windsor

SOU - SWF

SOUSWF

Southampton Eastleigh

Wed 30/7

20:00-18:05

2 stops27h 05m

New Windsor Stewart

Wed 6/8

19:15-16:35

2 stops16h 20m

£560

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Wed 30/7

09:10-16:00

1 stop11h 50m

Newark

Wed 6/8

17:30-08:40

1 stop10h 10m

£571

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Wed 2/7

09:20-19:30

2 stops15h 10m

Newark

Tue 8/7

15:39-08:45

2 stops12h 06m

£586

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Sun 17/8

17:35-19:06

2 stops30h 31m

Newark

Mon 25/8

19:46-17:00

2 stops40h 14m

£600

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Thu 31/7

09:40-14:55

2 stops34h 15m

Newark

Thu 7/8

18:50-19:30

2 stops19h 40m

£609

Flights are sorted by cheapest return flights first.

Deals found on 15/6

Showing 1-10 of 21 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 17 June 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 17 June 2025.

The most flights from P0R to NYC are scheduled on a Wednesday (171 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (163 on average).

Rainfall in New York by month

Plan your trip to New York by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in New York ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit New York when rainfall is around 71.0 mm.

Temperature in New York by month

Plan your trip to New York by taking into account the average temperature totals by month.

If weather is an important factor for your trip to New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

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 17 June 2025.
Get a feel of what it's like to fly with Delta, KLM and Virgin Atlantic from Portsmouth to New York by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,963 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very Good
7,963 reviews
Delta
8.0
Very Good
7,963 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
KLM
7.8
Good
1,363 reviews
Delta
8.0
Very Good
7,963 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Virgin Atlantic
7.4
Good
653 reviews
Delta
8.0
Very Good
7,963 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Aer Lingus
7.1
Good
1,118 reviews
Delta
8.0
Very Good
7,963 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

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.

  • 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 SriLankan Airlines (92%), Scandinavian Airlines (91%) and Malaysia Airlines (89%).

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

    The cheapest flight price from Portsmouth to New York is £286. On average you can expect to pay £1,145. The most popular route, (Southampton Eastleigh - Newark), can usually be booked for £460.

  • 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 Portsmouth?

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

Browse thousands of different options on Cheapflights for your next trip

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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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Leeds to Newark flights
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London City to Buffalo flights

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 17 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£236Average£425FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
PLAYCheapest£255Average£378FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Air FranceCheapest£265Average£381FlexibilityNo cancel feeOn-time77%
Search Air France flights
TAP AIR PORTUGALCheapest£279Average£381FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
FinnairCheapest£286Average£443FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IcelandairCheapest£289Average£434FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
United AirlinesCheapest£291Average£430FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest£292Average£540FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest£305Average£469FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest£306Average£445FlexibilityNo cancel feeOn-time67%
Search Air Canada 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.

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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