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Cheap flights from Portsmouth to New York from £285

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — NYC
13 Dec — 20 Dec1
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 13 November 2025.

Wed 3/1212:25SOU - EWR
3 stops30h 10mMultiple Airlines
Tue 9/1217:30EWR - SOU
2 stops17h 05mMultiple Airlines
Deal found 12/11£418
Wed 3/1212:25SOU - JFK
2 stops32h 20mMultiple Airlines
Tue 9/1217:35JFK - SOU
2 stops17h 00mMultiple Airlines
Deal found 12/11£514
Mon 24/1109:30SOU - JFK
1 stop14h 55mAer Lingus
Tue 9/1221:10JFK - SOU
1 stop13h 25mAer Lingus
Deal found 10/11£536
Thu 11/1220:10SOU - JFK
2 stops22h 05mMultiple Airlines
Sun 14/1221:15JFK - SOU
1 stop17h 25mMultiple Airlines
Deal found 11/11£539
Wed 3/1212:25SOU - JFK
1 stop12h 00mAer Lingus
Tue 9/1221:10JFK - SOU
1 stop17h 30mAer Lingus
Deal found 11/11£552
Wed 10/1208:40SOU - JFK
1 stop12h 05mVirgin Atlantic
Wed 17/1221:20JFK - SOU
1 stop29h 45mVirgin Atlantic
Deal found 12/11£574
Mon 24/1119:55SOU - JFK
2 stops27h 00mMultiple Airlines
Tue 9/1217:00JFK - SOU
1 stop13h 55mMultiple Airlines
Deal found 10/11£576
Mon 15/1209:30SOU - JFK
1 stop12h 20mAer Lingus
Mon 29/1221:10JFK - SOU
1 stop13h 25mAer Lingus
Deal found 12/11£576
Wed 3/1208:40SOU - JFK
1 stop12h 05mKLM
Tue 9/1221:20JFK - SOU
1 stop14h 40mKLM
Deal found 11/11£599
Fri 12/1216:05SOU - EWR
2 stops26h 30mMultiple Airlines
Sun 14/1218:30EWR - SOU
2 stops20h 10mMultiple Airlines
Deal found 11/11£602
Fri 12/1219:50SOU - JFK
2 stops29h 15mMultiple Airlines
Sun 14/1218:05JFK - SOU
2 stops20h 35mMultiple Airlines
Deal found 11/11£608
Mon 15/1216:05SOU - EWR
3 stops28h 35mMultiple Airlines
Mon 29/1217:40EWR - SOU
2 stops16h 55mMultiple Airlines
Deal found 12/11£614

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 13 November 2025.

Round-trip from

£418

One-way from

£285

Popular in

July

Cheapest in

September

Average price

£696
3/12-9/12
  • 3/12-9/12
  • 5 total stops
  • 47h 15m total
  • Portsmouth to New York
Search Deals
15/1
  • 15/1
  • 3 total stops
  • 33h 05m 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 13 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

Wed 3/12

12:25-15:40

2 stops32h 15m

Newark

Tue 9/12

17:30-15:35

2 stops17h 05m

£426

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Fri 23/1

09:30-15:40

2 stops35h 10m

Newark

Mon 26/1

17:40-08:50

3 stops34h 10m

£500

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Wed 3/12

12:25-15:45

2 stops32h 20m

New York John F Kennedy Intl

Tue 9/12

17:35-15:35

2 stops17h 00m

£514

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Fri 23/1

17:35-17:20

3 stops28h 45m

New York John F Kennedy Intl

Mon 26/1

18:05-14:50

2 stops15h 45m

£516

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Mon 15/12

09:30-16:50

1 stop12h 20m

New York John F Kennedy Intl

Mon 29/12

21:10-15:35

1 stop13h 25m

£576

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Fri 23/1

09:00-21:19

2 stops17h 19m

New York LaGuardia

Mon 26/1

13:05-08:50

2 stops14h 45m

£585

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Fri 23/1

09:00-23:15

2 stops19h 15m

Newark

Mon 26/1

09:47-08:50

2 stops18h 03m

£589

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Fri 12/12

16:05-13:35

2 stops26h 30m

Newark

Sun 14/12

18:30-19:40

2 stops20h 10m

£602

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Mon 15/12

16:05-15:40

2 stops28h 35m

Newark

Mon 29/12

17:40-15:35

2 stops16h 55m

£615

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Wed 3/12

08:40-15:45

1 stop12h 05m

New York John F Kennedy Intl

Tue 9/12

17:45-08:10

1 stop9h 25m

£617

Flights are sorted by cheapest return flights first.

Deals found on 12/11

Showing 1-10 of 59 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 £99). Flying from Portsmouth to New York in July is currently the most expensive (average of £346). 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 13 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. Sunday at midday 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 13 November 2025.

The most flights from P0R to NYC are scheduled on a Monday (155 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (133 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 13 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
1,410 reviews
Check prices

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.7

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
1,410 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.7

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
673 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.7

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 £617, Aer Lingus can have you in New York from Portsmouth in 12h 05m. Portsmouth and New York are separated by a distance of 3414 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 Malaysia Airlines (92%), TAP AIR PORTUGAL (89%) and JetBlue (88%).

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

    The cheapest flight price from Portsmouth to New York is £280. On average you can expect to pay £1,498. The most popular route, (Southampton Eastleigh - New York John F Kennedy Intl), can usually be booked for £498.

  • 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 £99). Flying from Portsmouth to New York in July is currently the most expensive (average of £346). 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
Carlstadt
North Bergen
Staten Island
North Wales
Fort Lee
Rutherford
Carteret
Englewood
West New York
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 13 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£217Average£442FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
PLAYCheapest£257Average£293FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
TAP AIR PORTUGALCheapest£289Average£424FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air CanadaCheapest£291Average£457FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapest£301Average£517FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest£302Average£418FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IcelandairCheapest£305Average£448FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£310Average£529FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
FinnairCheapest£312Average£429FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Scandinavian AirlinesCheapest£314Average£492FlexibilityNo 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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