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Cheap flights from Portsmouth to New York from £380

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 16/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — NYC
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Find 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 27 November 2025.

Thu 27/1109:30SOU - JFK
1 stop14h 55mAer Lingus
Thu 4/1217:00JFK - SOU
1 stop10h 45mAer Lingus
Deal found 26/11£664
Thu 27/1109:30SOU - EWR
1 stop11h 45mAer Lingus
Thu 4/1217:45EWR - SOU
1 stop10h 00mAer Lingus
Deal found 26/11£664
Wed 24/1208:40SOU - JFK
2 stops15h 55mBritish Airways
Wed 7/121:00JFK - SOU
1 stop13h 35mBritish Airways
Deal found 26/11£665
Wed 24/1208:40SOU - EWR
2 stops15h 55mBritish Airways
Wed 7/117:45EWR - SOU
1 stop10h 00mBritish Airways
Deal found 26/11£665
Wed 24/1208:40SOU - JFK
2 stops15h 55mBritish Airways
Tue 6/118:50JFK - SOU
2 stops16h 10mBritish Airways
Deal found 26/11£674
Tue 30/1220:10SOU - JFK
1 stop28h 15mBritish Airways
Wed 7/121:00JFK - SOU
1 stop13h 35mBritish Airways
Deal found 26/11£689
Mon 1/1216:05SOU - JFK
1 stop32h 20mAer Lingus
Mon 8/1221:10JFK - SOU
1 stop17h 30mAer Lingus
Deal found 26/11£703
Mon 1/1220:10SOU - EWR
1 stop25h 05mAer Lingus
Mon 8/1217:45EWR - SOU
1 stop13h 10mAer Lingus
Deal found 26/11£703
Wed 3/1208:55SOU - JFK
2 stops16h 10mBritish Airways
Mon 8/1217:00JFK - SOU
1 stop13h 55mBritish Airways
Deal found 25/11£711
Thu 4/1209:30SOU - EWR
1 stop11h 45mBritish Airways
Tue 9/1217:45EWR - SOU
1 stop16h 50mBritish Airways
Deal found 25/11£714
Thu 4/1209:30SOU - JFK
1 stop14h 55mBritish Airways
Tue 9/1217:00JFK - SOU
1 stop17h 35mBritish Airways
Deal found 25/11£714
Mon 1/1209:30SOU - JFK
3 stops34h 10mMultiple Airlines
Mon 8/1217:30JFK - SOU
2 stops17h 05mMultiple Airlines
Deal found 26/11£725

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 27 November 2025.

Round-trip from

£401

One-way from

£380

Popular in

July

Cheapest in

September

Average price

£692
1/2-15/2
  • 1/2-15/2
  • 4 total stops
  • 52h 15m total
  • Portsmouth to New York
Search Deals
Aer Lingus
  • Aer Lingus
  • 16/12
  • 1 total stop
  • 12h 00m total
  • Portsmouth to New York
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£50 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 27 November 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

Thu 8/1

09:30-13:25

3 stops32h 55m

Newark

Wed 21/1

17:40-19:40

2 stops21h 00m

£404

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Sun 1/2

09:30-15:45

2 stops35h 15m

New York John F Kennedy Intl

Sun 15/2

17:35-15:35

3 stops17h 00m

£405

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Thu 8/1

09:30-13:25

3 stops32h 55m

Newark

Thu 15/1

17:40-15:35

2 stops16h 55m

£419

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Mon 12/1

09:30-16:15

1 stop11h 45m

Newark

Tue 27/1

17:45-11:55

1 stop13h 10m

£438

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Mon 12/1

09:30-21:29

2 stops16h 59m

New York LaGuardia

Tue 27/1

13:13-11:55

2 stops17h 42m

£442

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Sat 10/1

09:30-16:15

1 stop11h 45m

Newark

Sat 17/1

17:45-08:45

1 stop10h 00m

£451

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Thu 26/2

09:30-19:29

1 stop14h 59m

New York John F Kennedy Intl

Mon 2/3

21:00-15:35

1 stop13h 35m

£454

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Thu 26/2

09:30-16:15

1 stop11h 45m

Newark

Mon 2/3

17:45-15:35

1 stop16h 50m

£454

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Thu 8/1

09:30-16:15

1 stop11h 45m

Newark

Wed 21/1

17:45-08:45

1 stop10h 00m

£455

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 5/2

09:30-21:29

2 stops16h 59m

New York LaGuardia

Mon 9/2

17:07-11:55

2 stops37h 48m

£455

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 57 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, August is the cheapest month in which you can book a flight from Portsmouth to New York (average of £98). Flying from Portsmouth to New York in July is currently the most expensive (average of £345). 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 27 November 2025.

It’s typically best to fly out from Portsmouth to New York at midday. Doing so could potentially save you 16% on the flight price compared to flying in the morning, 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 16 December 2024.

Travellers seeking maximum savings on their Portsmouth to New York flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday 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 27 November 2025.

The most flights from P0R to NYC are scheduled on a Wednesday (153 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (121 on average).

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

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 27 November 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
7.7
Good
1,423 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Overall

7.7

Food

7.2

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,423 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Overall

7.7

Food

7.2

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
675 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Overall

7.7

Food

7.2

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 £438, 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 - 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 TAP AIR PORTUGAL (95%), Malaysia Airlines (95%) and JetBlue (92%).

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

    The cheapest flight price from Portsmouth to New York is £303. On average you can expect to pay £1,495. The most popular route, (Southampton Eastleigh - New York John F Kennedy Intl), can usually be booked for £401.

  • 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 £98). Flying from Portsmouth to New York in July is currently the most expensive (average of £345). 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
Elizabeth
Bronx
Secaucus
Weehawken
Yonkers
Mahwah
North Bergen
Staten Island
Carlstadt
North Wales
Fort Lee
Rutherford
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 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£255Average£290FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
TAP AIR PORTUGALCheapest£276Average£433FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Norse Atlantic UKCheapest£276Average£446FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Air CanadaCheapest£290Average£476FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapest£300Average£507FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest£300Average£414FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IcelandairCheapest£301Average£441FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£309Average£534FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
FinnairCheapest£310Average£425FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Scandinavian AirlinesCheapest£313Average£493FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines 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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