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$452+ 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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — LHR
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$552
(Mytrip)

One-way from

$452
(Delta)

Popular in

January

Cheapest in

October

Average price

$669
Provider with most accurate pricing for New York (NYC)-London (LON) flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-London (LON) flights.
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From New York John F Kennedy Intl to Portsmouth
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One-way flight from New York John F Kennedy Intl to Portsmouth
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Highest demand for flights based on searches. 7% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 October 23, 2025.

This Mytrip deal was found by Cheapflights users on 10/22. 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.
Thu 12/44:50 pmJFK - SOU
2 stops21h 50mMultiple Airlines
Thu 12/118:10 pmSOU - JFK
2 stops31h 29mMultiple Airlines
Deal found 10/22$552
This Mytrip deal was found by Cheapflights users on 10/22. 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.
Thu 11/205:00 pmJFK - SOU
1 stop10h 45mAer Lingus
Thu 11/279:30 amSOU - JFK
1 stop14h 55mAer Lingus
Deal found 10/22$578
This flugladen.de deal was found by Cheapflights users on 10/22. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:00 pmJFK - SOU
1 stop10h 45mAer Lingus
Sat 12/139:30 amSOU - JFK
1 stop14h 55mAer Lingus
Deal found 10/22$601
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Fri 12/55:00 pmJFK - SOU
1 stop10h 45mAer Lingus
Fri 12/129:30 amSOU - JFK
1 stop14h 55mAer Lingus
Deal found 10/21$612
This Mytrip deal was found by Cheapflights users on 10/22. 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.
Sat 12/64:50 pmJFK - SOU
3 stops34h 20mMultiple Airlines
Sat 12/139:30 amSOU - JFK
2 stops32h 35mMultiple Airlines
Deal found 10/22$631
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Fri 12/55:00 pmJFK - SOU
1 stop10h 45mMultiple Airlines
Fri 12/128:10 amSOU - JFK
2 stops19h 20mMultiple Airlines
Deal found 10/21$634
This Delta deal was found by Cheapflights users on 10/21. 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.
Tue 11/116:50 pmJFK - SOU
1 stop17h 10mDelta
Thu 11/206:05 pmSOU - JFK
1 stop22h 15mDelta
Deal found 10/21$666
This Delta deal was found by Cheapflights users on 10/22. 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.
Wed 11/510:30 amJFK - SOU
2 stops25h 55mDelta
Mon 11/108:40 amSOU - JFK
1 stop31h 45mDelta
Deal found 10/22$671

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 October 23, 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

Fri 12/5

5:00 pm-8:45 am

1 stop10h 45m

Southampton Eastleigh

Fri 12/12

8:10 am-10:30 pm

2 stops19h 20m

$634

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 11/11

5:45 pm-8:10 am

1 stop9h 25m

Southampton Eastleigh

Tue 11/18

8:40 am-3:45 pm

1 stop12h 05m

$666

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 11/11

6:50 pm-5:00 pm

1 stop17h 10m

Southampton Eastleigh

Thu 11/20

6:05 pm-11:20 am

1 stop22h 15m

$666

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 11/12

6:50 pm-5:25 pm

1 stop17h 35m

Southampton Eastleigh

Thu 11/20

6:05 pm-11:20 am

1 stop22h 15m

$666

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 11/12

5:45 pm-8:20 am

1 stop9h 35m

Southampton Eastleigh

Wed 11/19

8:40 am-3:45 pm

1 stop12h 05m

$666

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 11/5

10:30 am-5:25 pm

2 stops25h 55m

Southampton Eastleigh

Tue 11/11

5:30 pm-1:10 pm

1 stop24h 40m

$671

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 11/5

2:00 pm-5:25 pm

2 stops22h 25m

Southampton Eastleigh

Tue 3/3

8:40 am-3:45 pm

1 stop12h 05m

$671

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Fri 11/14

5:45 pm-8:50 am

1 stop10h 05m

Southampton Eastleigh

Tue 11/18

5:30 pm-11:25 am

1 stop22h 55m

$716

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Fri 11/14

5:45 pm-8:50 am

1 stop10h 05m

Southampton Eastleigh

Wed 11/19

8:40 am-3:45 pm

1 stop12h 05m

$716

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 11/13

9:20 pm-5:00 pm

1 stop14h 40m

Southampton Eastleigh

Tue 11/18

5:30 pm-11:25 am

1 stop22h 55m

$716

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Showing 1-10 of 23 results
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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, February is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Portsmouth (average of $241). Flying from New York John F Kennedy Intl Airport to Portsmouth in June is currently the most expensive (average of $534). 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 October 23, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 22% on flights from New York John F Kennedy Intl Airport to Portsmouth by exploring options for tickets in the morning.

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 at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 October 23, 2025.
Peruse reviews from past customers who have flown with KLM and Aer Lingus from New York John F Kennedy Intl Airport to Portsmouth to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,404 reviews

Food

7.3

Entertainment

7.1

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

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
1,404 reviews
KLM
7.7
Good
1,404 reviews

Food

7.3

Entertainment

7.1

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

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.
Aer Lingus
7.2
Good
1,351 reviews
KLM
7.7
Good
1,404 reviews

Food

7.3

Entertainment

7.1

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

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 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.

  • How long is the flight from New York John F Kennedy Intl Airport to Portsmouth?

    There are many flights that can get you from New York John F Kennedy Intl Airport to Portsmouth in 9h 25m. Fly via Delta to get the fastest option. The distance from New York John F Kennedy Intl Airport to Portsmouth is about 3414 mi.

  • 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: Malaysia Airlines (90%), Air France (84%), Delta (84%).

  • 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 $1,823, our data shows the cheapest flight currently is $174. When looking at the most popular route, (New York John F Kennedy Intl - Southampton Eastleigh), you can expect to pay $548 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, February is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Portsmouth (average of $241). Flying from New York John F Kennedy Intl Airport to Portsmouth in June is currently the most expensive (average of $534). 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.

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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
Newark to Heathrow flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
John F Kennedy Intl to Gatwick flights
Newark to Gatwick flights
John F Kennedy Intl to Stansted flights
John F Kennedy Intl to Luton flights
Newark to London City flights
LaGuardia to Gatwick flights
Newark to Luton flights
Newark to Stansted flights
LaGuardia to London City flights
Newark to Edinburgh flights
John F Kennedy Intl to Edinburgh flights
John F Kennedy Intl to Manchester flights
LaGuardia to Stansted flights
LaGuardia to Luton flights
LaGuardia to Edinburgh flights
Newark to Manchester flights
John F Kennedy Intl to Southampton flights
LaGuardia to Manchester flights
Newark to Southampton flights
John F Kennedy Intl to Birmingham flights
John F Kennedy Intl to Southend flights
Newark to Birmingham flights
LaGuardia to Birmingham flights
John F Kennedy Intl to Leeds flights
Newark to Leeds flights
John F Kennedy Intl to Liverpool flights
LaGuardia to Leeds flights
John F Kennedy Intl to Newcastle upon Tyne flights
Newark to Newcastle upon Tyne flights
Newark to Liverpool flights
Newark to Southend flights
Newark to Bristol flights
John F Kennedy Intl to Bristol flights
LaGuardia to Newcastle upon Tyne flights
LaGuardia to Bristol flights
Stewart to Luton flights
Stewart to Stansted flights
LaGuardia to Southampton flights
John F Kennedy Intl to Darlington flights
Newark to Darlington flights
Stewart to Liverpool flights
Stewart to East Midlands flights
Newark to Exeter flights
John F Kennedy Intl to Exeter flights
John F Kennedy Intl to Norwich 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$45Average$534FlexibilityNo cancel feeOn-time62%
TAP AIR PORTUGALCheapest$293Average$549FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$330Average$619FlexibilityNo cancel feeOn-time79%
KLMCheapest$366Average$791FlexibilityNo cancel feeOn-time75%
Norse Atlantic UKCheapest$370Average$551FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$392Average$597FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$392Average$612FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$393Average$597FlexibilityNo cancel feeOn-time70%
DeltaCheapest$401Average$671FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$401Average$644FlexibilityNo cancel feeOn-time76%

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