HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portsmouth

$295+ Cheap flights from John F Kennedy Intl, NY (JFK) to Portsmouth, England

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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — LHR
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from John F Kennedy Intl to Portsmouth with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from John F Kennedy Intl to Portsmouth

Keep the following information in mind while searching for John F Kennedy Intl to Portsmouth flight deals. Data was last updated June 16, 2025.

Round-trip from

$554
(Kiwi.com)

One-way from

$295
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$1,149
From New York John F Kennedy Intl to Portsmouth
Search Deals
One-way flight from New York John F Kennedy Intl to Portsmouth
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from John F Kennedy Intl to Portsmouth

Cheapest flights from John F Kennedy Intl to Portsmouth
Explore the most affordable flight options available from John F Kennedy Intl to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/304:55 pmJFK - SOU
1 stop10h 45mAer Lingus
Wed 8/69:10 amSOU - JFK
1 stop15h 10mAer Lingus
Deal found 6/15$554
This Mytrip deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/309:00 amJFK - SOU
2 stops29h 30mMultiple Airlines
Wed 8/68:00 pmSOU - JFK
2 stops30h 47mMultiple Airlines
Deal found 6/15$557
This Ticket deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1012:50 amJFK - SOU
1 stop27h 00mVirgin Atlantic
Wed 8/279:20 amSOU - JFK
1 stop18h 30mVirgin Atlantic
Deal found 6/16$583
This Ticket deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/119:10 pmJFK - SOU
1 stop30h 35mKLM
Wed 8/275:35 pmSOU - JFK
1 stop10h 15mKLM
Deal found 6/16$619
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3112:50 amJFK - SOU
1 stop11h 10mDelta
Wed 9/109:20 amSOU - JFK
1 stop11h 05mDelta
Deal found 6/14$664

Cheapflights Fare Finder

Customize your flight search to find flights from John F Kennedy Intl to Portsmouth 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 2,558,603 searches. Data last updated June 16, 2025.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to Portsmouth that are best for you.

Fly from

John F Kennedy Intl

Fly to

Portsmouth

Route

Depart

Return

Price

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 7/30

4:55 pm-8:40 am

1 stop10h 45m

Southampton Eastleigh

Wed 8/6

9:10 am-7:20 pm

1 stop15h 10m

$554

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 7/30

9:00 am-7:30 pm

2 stops29h 30m

Southampton Eastleigh

Wed 8/6

8:00 pm-9:47 pm

2 stops30h 47m

$557

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 8/10

12:50 am-8:50 am

1 stop27h 00m

Southampton Eastleigh

Wed 8/27

9:20 am-10:50 pm

1 stop18h 30m

$583

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 8/11

9:10 pm-8:45 am

1 stop30h 35m

Southampton Eastleigh

Wed 8/27

5:35 pm-10:50 pm

1 stop10h 15m

$619

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 8/31

12:50 am-5:00 pm

1 stop11h 10m

Southampton Eastleigh

Tue 9/9

9:20 am-3:25 pm

1 stop11h 05m

$664

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 10/20

9:05 pm-7:30 pm

1 stop17h 25m

Southampton Eastleigh

Thu 11/20

6:50 am-5:20 pm

1 stop15h 30m

$1,436

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 7/16

6:20 pm-3:40 pm

2 stops40h 20m

$295

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 9/14

5:30 pm-8:45 am

1 stop10h 15m

$491

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sat 7/12

4:55 pm-8:35 am

1 stop10h 40m

$500

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Fri 6/27

7:19 pm-8:45 am

1 stop32h 26m

$784

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Best time to book a flight from John F Kennedy Intl to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth from John F Kennedy Intl with our price prediction graph.
Estimated round-trip 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 New York John F Kennedy Intl Airport to Portsmouth

What is the cheapest month to book a flight from New York John F Kennedy Intl Airport to Portsmouth?

Currently, November is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Portsmouth (average of $661). Flying from New York John F Kennedy Intl Airport to Portsmouth in June is currently the most expensive (average of $1,108). 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 JFK to P0R?

Find hourly flight availability from John F Kennedy Intl to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 16, 2025.

When flying from New York John F Kennedy Intl Airport to Portsmouth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from New York John F Kennedy Intl Airport to Portsmouth?

Use this chart to determine the cheapest time to fly round-trip from John F Kennedy Intl to Portsmouth. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New York John F Kennedy Intl Airport to Portsmouth flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from New York John F Kennedy Intl Airport to Portsmouth

Explore weekly flight availability from John F Kennedy Intl to Portsmouth. 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 June 16, 2025.

The most flights from JFK to P0R are scheduled on a Friday (123 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (112 on average).

Rainfall in Portsmouth by month

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

In terms of precipitation, rainfall in Portsmouth ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Portsmouth when rainfall is around 1.0 in.

Temperature in Portsmouth by month

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

If weather is an important factor for your trip to Portsmouth, 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 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Portsmouth

Get insights into the airlines that provide service to Portsmouth. 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 Portsmouth. Reviews last updated June 16, 2025.
Get a feel of what it's like to fly with Delta, KLM and Virgin Atlantic from New York to Portsmouth by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
KLM
7.8
Good
1,363 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Aer Lingus
7.1
Good
1,118 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
British Airways
6.6
Okay
7,019 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from John F Kennedy Intl to Portsmouth. 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 New York John F Kennedy Intl Airport to Portsmouth one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $491. Aer Lingus flights start at $500 while deals on KLM start at $654 one-way.

  • What are the most reliable airlines from New York John F Kennedy Intl Airport to Portsmouth?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from New York John F Kennedy Intl Airport to Portsmouth on time: Royal Jordanian (91%), SriLankan Airlines (86%), Gulf Air (86%).

  • What are the cheapest flights from New York John F Kennedy Intl Airport to Portsmouth?

    While on average a flight from New York John F Kennedy Intl Airport to Portsmouth is generally $1,528, our data shows the cheapest flight currently is $274. When looking at the most popular route, (New York John F Kennedy Intl - Southampton Eastleigh), you can expect to pay $554 for that flight.

  • Can I find deals for flights from John F Kennedy Intl to Portsmouth that include hotel bookings?

    Yes. In addition to deals on John F Kennedy Intl to Portsmouth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from John F Kennedy Intl to Portsmouth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from John F Kennedy Intl to Portsmouth.

  • Can I find deals for business class flights from John F Kennedy Intl to Portsmouth?

    Yes. Cheapflights offers flight deals from John F Kennedy Intl to Portsmouth 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 New York John F Kennedy Intl Airport to Portsmouth?

    Currently, November is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Portsmouth (average of $661). Flying from New York John F Kennedy Intl Airport to Portsmouth in June is currently the most expensive (average of $1,108). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for John F Kennedy Intl to Portsmouth

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Gatwick flights
Newark to Heathrow flights
John F Kennedy Intl to London City flights
LaGuardia to Heathrow flights
Newark to Gatwick flights
LaGuardia to Gatwick flights
John F Kennedy Intl to Stansted flights
Newark to London City flights
John F Kennedy Intl to Luton flights
Newark to Edinburgh flights
John F Kennedy Intl to Edinburgh flights
Newark to Stansted flights
Newark to Luton flights
Stewart to Stansted flights
John F Kennedy Intl to Manchester flights
LaGuardia to Edinburgh flights
Stewart to Luton flights
Stewart to Gatwick flights
LaGuardia to Stansted flights
LaGuardia to London City flights
Newark to Manchester flights
LaGuardia to Luton flights
LaGuardia to Manchester flights
Stewart to Edinburgh flights
John F Kennedy Intl to Southampton flights
John F Kennedy Intl to Birmingham flights
Newark to Birmingham flights
LaGuardia to Birmingham flights
Stewart to London City flights
John F Kennedy Intl to Bristol flights
John F Kennedy Intl to Southend flights
Stewart to Manchester flights
John F Kennedy Intl to Leeds flights
Newark to Bristol flights
Newark to Southampton flights
John F Kennedy Intl to Newcastle upon Tyne flights
Newark to Southend flights
Newark to Newcastle upon Tyne flights
Newark to Leeds flights
LaGuardia to Bristol flights
Stewart to Heathrow flights
John F Kennedy Intl to Liverpool flights
LaGuardia to Newcastle upon Tyne flights
John F Kennedy Intl to Norwich flights
LaGuardia to Leeds flights
Newark to Liverpool flights
John F Kennedy Intl to Exeter flights
LaGuardia to Southampton flights

Top 10 airlines flying from John F Kennedy Intl to Portsmouth

Discover the top 10 airlines that operate flights from John F Kennedy Intl to Portsmouth. 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 2,558,603 searches. Data last updated June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$245Average$547FlexibilityNo cancel feeOn-time79%
Brussels AirlinesCheapest$288Average$858FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$291Average$749FlexibilityNo cancel feeOn-time76%
Norse Atlantic UKCheapest$291Average$509FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$311Average$542FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$360Average$672FlexibilityNo cancel feeOn-time62%
KLMCheapest$366Average$784FlexibilityNo cancel feeOn-time75%
Scandinavian AirlinesCheapest$370Average$617FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$390Average$590FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$392Average$589FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.