What are the cheapest airlines to fly from Portsmouth to New York one-way?

The cheapet airlines for a one-way flight from Portsmouth to New York are Aer Lingus (£390), Delta (£1,080), and KLM (£1,110).

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.

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).

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 cheapest flights from Portsmouth to New York?

The cheapest flight price from Portsmouth to New York is £279. On average you can expect to pay £1,130. The most popular route, (Southampton Eastleigh - New York John F Kennedy Intl), can usually be booked for £450.

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 most popular airlines that fly from Portsmouth to New York?

The most popular airlines flying from Portsmouth to New York are American Airlines, Air Canada and Air France. Something to consider prior to booking your flight.

How far in advance should I book a flight from Portsmouth to New York?

Travelers have found it’s best to book a flight 52 days in advance to save up to 29% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 52 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portsmouth to New York 1-2 weeks in advance for as low as £390, or £600 for flights within the next 24 hours.

What is the cheapest month to fly from Portsmouth to New York?

Our data shows that September tends to be the cheapest month to fly to New York from Portsmouth. Users have commonly found prices around £399 for the month, but tickets can be as low as £256. Due to multiple factors, prepare for potentially higher prices in August.

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.

£218+ Flights from Portsmouth to New York

Cheap flight deals from Portsmouth to New York

Round-trip from	£450
One-way from	£218
Popular in	August
Cheapest in	March
Average price	£506

KLM
9/10-16/10
2 total stops
33h 15m total
Portsmouth to New York

Search Deals

5/9
1 total stop
30h 35m total
Portsmouth to New York

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£58 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 June 2025

Search Deals

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 27 June 2025.

Thu 9/1009:20SOU - JFK

1 stop14h 45mKLM

Thu 16/1017:30JFK - SOU

1 stop18h 30mKLM

Deal found 25/6£450

Thu 9/1009:20SOU - JFK

1 stop14h 45mDelta

Thu 16/1010:30JFK - SOU

2 stops17h 15mDelta

Deal found 25/6£455

Thu 9/1009:20SOU - LGA

2 stops15h 38mDelta

Thu 16/1012:55LGA - SOU

2 stops14h 50mDelta

Deal found 25/6£459

Thu 7/818:25SOU - JFK

1 stop24h 00mVirgin Atlantic

Thu 14/806:00JFK - SOU

2 stops21h 45mVirgin Atlantic

Deal found 24/6£471

Sat 9/809:20SOU - LGA

2 stops19h 22mVirgin Atlantic

Sat 16/808:00LGA - SOU

2 stops19h 45mVirgin Atlantic

Deal found 24/6£521

Sun 10/820:00SOU - JFK

1 stop28h 20mAer Lingus

Sun 17/816:55JFK - SOU

1 stop11h 15mAer Lingus

Deal found 26/6£549

Thu 9/1009:40SOU - EWR

1 stop11h 20mAer Lingus

Thu 16/1017:30EWR - SOU

1 stop10h 10mAer Lingus

Deal found 25/6£550

Mon 7/718:25SOU - JFK

1 stop23h 55mMultiple Airlines

Sun 20/700:50JFK - SOU

1 stop27h 00mMultiple Airlines

Deal found 25/6£553

Thu 7/818:25SOU - EWR

2 stops51h 05mVirgin Atlantic

Thu 14/815:35EWR - SOU

2 stops36h 10mVirgin Atlantic

Deal found 24/6£597

Sun 10/817:35SOU - EWR

2 stops30h 31mDelta

Sun 24/820:15EWR - SOU

2 stops39h 45mDelta

Deal found 24/6£609

Thu 9/1009:40SOU - EWR

1 stop11h 20mMultiple Airlines

Thu 16/1017:30EWR - SOU

2 stops13h 30mMultiple Airlines

Deal found 25/6£652

Mon 7/720:00SOU - SWF

2 stops27h 05mMultiple Airlines

Mon 21/719:15SWF - SOU

2 stops19h 15mMultiple Airlines

Deal found 25/6£672

Best flights from Portsmouth to New York
Discover carefully curated flight deals from Portsmouth to New York that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 June 2025.

Thu 9/1009:20SOU - JFK

1 stop14h 45mKLM

Thu 16/1017:30JFK - SOU

1 stop18h 30mKLM

Deal found 25/6£450

Thu 9/1009:20SOU - JFK

1 stop14h 45mDelta

Thu 16/1010:30JFK - SOU

2 stops17h 15mDelta

Deal found 25/6£455

Thu 7/818:25SOU - JFK

1 stop24h 00mVirgin Atlantic

Thu 14/806:00JFK - SOU

2 stops21h 45mVirgin Atlantic

Deal found 24/6£471

Sun 10/820:00SOU - JFK

1 stop28h 20mAer Lingus

Sun 17/816:55JFK - SOU

1 stop11h 15mAer Lingus

Deal found 26/6£549

Mon 7/718:25SOU - JFK

1 stop23h 55mMultiple Airlines

Sun 20/700:50JFK - SOU

1 stop27h 00mMultiple Airlines

Deal found 25/6£553

Thu 9/1009:20SOU - LGA

2 stops15h 38mDelta

Thu 16/1012:55LGA - SOU

2 stops14h 50mDelta

Deal found 25/6£459

Sat 9/809:20SOU - LGA

2 stops19h 22mVirgin Atlantic

Sat 16/808:00LGA - SOU

2 stops19h 45mVirgin Atlantic

Deal found 24/6£521

Thu 9/1009:40SOU - EWR

1 stop11h 20mAer Lingus

Thu 16/1017:30EWR - SOU

1 stop10h 10mAer Lingus

Deal found 25/6£550

Thu 9/1009:40SOU - EWR

1 stop11h 20mMultiple Airlines

Thu 16/1017:30EWR - SOU

2 stops13h 30mMultiple Airlines

Deal found 25/6£652

Thu 7/818:25SOU - EWR

2 stops51h 05mVirgin Atlantic

Thu 14/815:35EWR - SOU

2 stops36h 10mVirgin Atlantic

Deal found 24/6£597

Sun 10/817:35SOU - EWR

2 stops30h 31mDelta

Thu 21/809:50EWR - SOU

2 stops17h 55mDelta

Deal found 24/6£609

Mon 7/720:00SOU - SWF

2 stops27h 05mMultiple Airlines

Mon 21/719:15SWF - SOU

2 stops19h 15mMultiple Airlines

Deal found 25/6£672

Last-minute flights from Portsmouth to New York
Discover last-minute flight deals from Portsmouth to New York. Data last updated 27 June 2025 and is based on user searches.

Wed 2/709:20SOU - JFK

1 stop11h 05mDelta

Thu 3/718:10JFK - SOU

1 stop18h 40mDelta

Deal found 26/6£2,094

Sat 5/709:20SOU - JFK

1 stop11h 05mKLM

Sat 12/717:30JFK - SOU

1 stop10h 15mKLM

Deal found 25/6£855

Mon 7/720:00SOU - SWF

2 stops27h 05mMultiple Airlines

Mon 21/719:15SWF - SOU

2 stops19h 15mMultiple Airlines

Deal found 25/6£672

Mon 7/718:25SOU - JFK

1 stop22h 50mDelta

Mon 21/717:30JFK - SOU

1 stop10h 20mDelta

Deal found 25/6£461

Mon 7/709:20SOU - LGA

2 stops16h 58mDelta

Mon 21/710:59LGA - SOU

2 stops16h 51mDelta

Deal found 25/6£480

Mon 7/718:25SOU - JFK

1 stop23h 55mMultiple Airlines

Sun 20/700:50JFK - SOU

1 stop27h 00mMultiple Airlines

Deal found 25/6£553

Mon 7/717:15SOU - EWR

1 stop27h 45mAer Lingus

Mon 21/717:30EWR - SOU

1 stop10h 10mAer Lingus

Deal found 25/6£700

Mon 7/720:00SOU - EWR

2 stops28h 10mMultiple Airlines

Mon 21/720:25EWR - SOU

2 stops18h 05mMultiple Airlines

Deal found 25/6£704

One-way flights from Portsmouth to New York
Search for one-way flight options from Portsmouth to New York. Find affordable one-way fares based on user searches. Data last updated 27 June 2025.

Fri 5/919:25SOU - EWR

1 stop30h 35mMultiple Airlines

Deal found 26/6£218

Wed 24/916:35SOU - JFK

3 stops34h 05mMultiple Airlines

Deal found 26/6£239

Wed 24/920:00SOU - LGA

2 stops30h 05mMultiple Airlines

Deal found 26/6£335

Fri 5/909:40SOU - JFK

1 stop14h 40mAer Lingus

Deal found 26/6£390

Mon 20/1009:40SOU - EWR

1 stop11h 20mAer Lingus

Deal found 25/6£404

Wed 24/908:00SOU - SWF

3 stops31h 53mMultiple Airlines

Deal found 26/6£440

Sun 14/909:20SOU - JFK

1 stop32h 00mDelta

Deal found 25/6£1,080

Mon 20/1009:20SOU - LGA

2 stops15h 15mKLM

Deal found 25/6£1,110

Wed 2/709:20SOU - LGA

2 stops27h 11mDelta

Deal found 25/6£1,115

Tue 1/709:20SOU - EWR

2 stops15h 10mDelta

Deal found 25/6£1,120

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Thu 9/10

09:20-19:05

1 stop14h 45m

New York John F Kennedy Intl

Thu 16/10

17:30-17:00

1 stop18h 30m

£450

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Thu 9/10

09:20-19:05

1 stop14h 45m

New York John F Kennedy Intl

Thu 16/10

10:30-08:45

2 stops17h 15m

£455

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 9/10

09:20-19:58

2 stops15h 38m

New York LaGuardia

Thu 16/10

12:55-08:45

2 stops14h 50m

£459

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Thu 7/8

18:25-13:25

1 stop24h 00m

New York John F Kennedy Intl

Thu 14/8

06:00-08:45

2 stops21h 45m

£471

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Sat 9/8

09:20-23:42

2 stops19h 22m

New York LaGuardia

Sat 16/8

08:00-08:45

2 stops19h 45m

£521

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Sun 10/8

20:00-19:20

1 stop28h 20m

New York John F Kennedy Intl

Sun 17/8

16:55-09:10

1 stop11h 15m

£549

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Thu 9/10

09:40-16:00

1 stop11h 20m

Newark

Thu 16/10

17:30-08:40

1 stop10h 10m

£550

SouthamptonNew York

SOU - JFK

SOUJFK

Southampton Eastleigh

Mon 7/7

18:25-13:20

1 stop23h 55m

New York John F Kennedy Intl

Sun 20/7

00:50-08:50

1 stop27h 00m

£553

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Thu 7/8

18:25-16:30

2 stops51h 05m

Newark

Thu 14/8

15:35-08:45

2 stops36h 10m

£597

SouthamptonNewark

SOU - EWR

SOUEWR

Southampton Eastleigh

Sun 10/8

17:35-19:06

2 stops30h 31m

Newark

Tue 26/8

19:55-17:00

2 stops40h 05m

£609

Flights are sorted by cheapest return flights first.

Deals found on 26/6

Showing 1-10 of 23 results

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?

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?

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

The most flights from P0R to NYC are scheduled on a Wednesday (171 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (138 on average).

Reviews of airlines servicing New York

Read reviews from past customers who have flown with Delta, KLM, andVirgin 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.

Delta

8.0

Very Good

7,963 reviews

Check prices

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

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

1,365 reviews

Delta

8.0

Very Good

7,963 reviews

Check prices

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

654 reviews

Delta

8.0

Very Good

7,963 reviews

Check prices

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

1,133 reviews

Delta

8.0

Very Good

7,963 reviews

Check prices

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

What are the cheapest airlines to fly from Portsmouth to New York one-way?
The cheapet airlines for a one-way flight from Portsmouth to New York are Aer Lingus (£390), Delta (£1,080), and KLM (£1,110).
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 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 £279. On average you can expect to pay £1,130. The most popular route, (Southampton Eastleigh - New York John F Kennedy Intl), can usually be booked for £450.
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

Queens

North Bergen

Elizabeth

Yonkers

Bronx

Secaucus

Mount Laurel

Fort Lee

North Wales

Bayonne

Fairfield

Carlstadt

Staten Island

Weehawken

Carteret

Englewood

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West New York

Edgewater

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Alternative routes for Portsmouth to New York

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Top 10 airlines flying from Portsmouth to New York

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest£236	Average£408	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
PLAY	Cheapest£252	Average£354	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
Air France	Cheapest£262	Average£375	FlexibilityNo cancel fee	On-time77%	Search Air France flights
TAP AIR PORTUGAL	Cheapest£276	Average£375	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Finnair	Cheapest£283	Average£435	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Icelandair	Cheapest£285	Average£427	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
United Airlines	Cheapest£288	Average£423	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	Cheapest£289	Average£526	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
American Airlines	Cheapest£302	Average£464	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Air Canada	Cheapest£303	Average£440	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Fly with Cheapflights

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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Cheap flights from Portsmouth to New York from £218

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 June 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Portsmouth to New York

Cheapest flights from Portsmouth to New YorkExplore 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 June 2025.

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 June 2025.

Cheapflights Fare Finder

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

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.

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?

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 June 2025.

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.

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 June 2025.

Reviews of airlines servicing New York

Read reviews from past customers who have flown with Delta, KLM, andVirgin 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.

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 cheapest airlines to fly from Portsmouth to New York one-way?

What are the most popular routes from Portsmouth to New York?

What are the most reliable airlines from Portsmouth to New York?

What are the cheapest flights from Portsmouth to New York?

Can I find deals for flights from Portsmouth to New York that include hotel bookings?

How can I find direct flights from Portsmouth to New York?

Can I find deals for business class flights from Portsmouth to New York?

What is the cheapest month to book a flight from Portsmouth to New York?

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Alternative routes for Portsmouth to New York

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Top 10 airlines flying from Portsmouth to New York

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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 June 2025.