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Cheap flights from Portsmouth to New York from £391

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 19/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — NYC
27 Feb — 6 Mar1
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 28 January 2026.

Sun 8/209:30
SOU
-
JFK
1 stop14h 59m
British Airways
Tue 24/217:00
JFK
-
SOU
1 stop13h 55m
British Airways
Deal found 26/1£419
Sun 8/209:30
SOU
-
EWR
1 stop11h 45m
British Airways
Tue 24/217:45
EWR
-
SOU
1 stop13h 10m
British Airways
Deal found 26/1£419
Wed 4/312:25
SOU
-
JFK
1 stop12h 04m
British Airways
Sun 8/318:00
JFK
-
SOU
1 stop10h 45m
British Airways
Deal found 25/1£422
Mon 23/209:30
SOU
-
EWR
1 stop11h 45m
British Airways
Mon 16/318:45
EWR
-
SOU
1 stop16h 50m
British Airways
Deal found 26/1£422
Sat 28/209:30
SOU
-
JFK
1 stop14h 59m
British Airways
Tue 3/317:00
JFK
-
SOU
1 stop13h 55m
British Airways
Deal found 27/1£426
Sat 28/209:30
SOU
-
EWR
1 stop11h 45m
British Airways
Tue 3/317:45
EWR
-
SOU
1 stop13h 10m
British Airways
Deal found 27/1£426
Fri 27/220:10
SOU
-
EWR
1 stop25h 05m
British Airways
Tue 3/317:45
EWR
-
SOU
1 stop13h 10m
British Airways
Deal found 27/1£427
Fri 27/220:10
SOU
-
JFK
1 stop28h 19m
British Airways
Tue 3/317:00
JFK
-
SOU
1 stop13h 55m
British Airways
Deal found 27/1£432
Wed 4/212:25
SOU
-
JFK
1 stop12h 04m
British Airways
Tue 17/217:00
JFK
-
SOU
1 stop17h 35m
British Airways
Deal found 26/1£435
Thu 12/308:50
SOU
-
JFK
1 stop33h 25m
KLM
Thu 19/317:40
JFK
-
SOU
1 stop19h 20m
KLM
Deal found 26/1£436
Mon 2/209:30
SOU
-
JFK
1 stop14h 59m
British Airways
Tue 17/217:00
JFK
-
SOU
1 stop13h 55m
British Airways
Deal found 26/1£441
Mon 2/209:30
SOU
-
EWR
1 stop11h 45m
British Airways
Tue 17/217:45
EWR
-
SOU
1 stop13h 10m
British Airways
Deal found 26/1£441

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 28 January 2026.

Round-trip from

£419

One-way from

£391

Popular in

July

Cheapest in

September

Average price

£465
British Airways
  • British Airways
  • 8/2-24/2
  • 2 total stops
  • 24h 55m total
  • Portsmouth to New York
Search Deals
Aer Lingus
  • Aer Lingus
  • 19/4
  • 1 total stop
  • 11h 55m total
  • Portsmouth to New York
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£62 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 January 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 28 January 2026.
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

Sun 8/2

09:30-16:15

1 stop11h 45m

Newark

Tue 24/2

17:45-11:55

1 stop13h 10m

£419

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Mon 23/2

09:30-19:29

1 stop14h 59m

New York John F Kennedy Intl

Mon 16/3

22:10-11:55

1 stop9h 45m

£422

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Wed 4/3

12:25-19:29

1 stop12h 04m

New York John F Kennedy Intl

Sun 8/3

18:00-08:45

1 stop10h 45m

£422

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Sat 28/2

09:30-16:15

1 stop11h 45m

Newark

Tue 3/3

17:45-11:55

1 stop13h 10m

£426

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Sat 28/2

09:30-19:29

1 stop14h 59m

New York John F Kennedy Intl

Tue 3/3

17:00-11:55

1 stop13h 55m

£426

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Fri 27/2

20:10-16:15

1 stop25h 05m

Newark

Tue 3/3

17:45-11:55

1 stop13h 10m

£427

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Fri 27/2

20:10-19:29

1 stop28h 19m

New York John F Kennedy Intl

Tue 3/3

17:00-11:55

1 stop13h 55m

£432

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 12/3

08:50-23:37

2 stops18h 47m

New York LaGuardia

Thu 19/3

14:28-08:20

2 stops13h 52m

£448

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Sun 8/2

17:45-18:44

2 stops29h 59m

New York LaGuardia

Tue 24/2

13:01-08:20

2 stops14h 19m

£449

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Mon 27/4

09:10-22:15

1 stop18h 05m

New York John F Kennedy Intl

Mon 18/5

21:05-19:30

1 stop17h 25m

£449

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 49 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, March is the cheapest month in which you can book a flight from Portsmouth to New York (average of £224). Flying from Portsmouth to New York in July is currently the most expensive (average of £331). 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 28 January 2026.

It’s typically best to fly out from Portsmouth to New York in the afternoon. Doing so could potentially save you 16% 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 24 January 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. Tuesday 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 28 January 2026.

The most flights from P0R to NYC are scheduled on a Tuesday (143 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (117 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 28 January 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
1,443 reviews
Check prices

Overall

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,443 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Overall

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Overall

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 £419, British Airways can have you in New York from Portsmouth in 11h 45m. Portsmouth and New York are separated by a distance of 3428 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 TAP AIR PORTUGAL (85%), JetBlue (80%) and Scandinavian Airlines (78%).

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

    The cheapest flight price from Portsmouth to New York is £287. On average you can expect to pay £977. The most popular route, (Southampton Eastleigh - Newark), can usually be booked for £426.

  • 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, March is the cheapest month in which you can book a flight from Portsmouth to New York (average of £224). Flying from Portsmouth to New York in July is currently the most expensive (average of £331). 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
Elizabeth
Secaucus
Yonkers
Bronx
Mahwah
North Bergen
Staten Island
North Wales
Carlstadt
Rutherford
Fort Lee
Carteret
West New York
Englewood
Edgewater
Mount Laurel
Westbury

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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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 28 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£211Average£461FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
PLAYCheapest£217Average£286FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
TAP AIR PORTUGALCheapest£232Average£467FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Norse Atlantic UKCheapest£266Average£427FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
IcelandairCheapest£277Average£408FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
United AirlinesCheapest£281Average£404FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Scandinavian AirlinesCheapest£287Average£481FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
LufthansaCheapest£288Average£364FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapest£288Average£483FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Aer LingusCheapest£297Average£519FlexibilityNo 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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