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$385+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — LHR
Apr 26 — May 31
Sun 4/26
Sun 5/3
1 adult, Economy
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Cheap 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 March 27, 2026.

This Mytrip deal was found by Cheapflights users on 3/26. 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.
Sun 5/106:59 am
JFK
-
SOU
2 stops28h 51m
Multiple Airlines
Sun 5/178:00 pm
SOU
-
JFK
2 stops30h 47m
Multiple Airlines
Deal found 3/26$750
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:55 pm
JFK
-
SOU
1 stop10h 10m
Multiple Airlines
Tue 5/128:00 pm
SOU
-
JFK
2 stops55h 30m
Multiple Airlines
Deal found 3/22$803
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Mon 5/1111:55 pm
JFK
-
SOU
1 stop14h 35m
Multiple Airlines
Mon 5/187:20 pm
SOU
-
JFK
2 stops32h 10m
Multiple Airlines
Deal found 3/26$806
This Mytrip deal was found by Cheapflights users on 3/23. 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 5/78:30 pm
JFK
-
SOU
2 stops18h 00m
Multiple Airlines
Thu 5/149:20 am
SOU
-
JFK
2 stops15h 00m
Multiple Airlines
Deal found 3/23$820
This Mytrip deal was found by Cheapflights users on 3/25. 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 5/94:55 pm
JFK
-
SOU
1 stop10h 40m
Aer Lingus
Sat 5/169:20 am
SOU
-
JFK
1 stop15h 00m
Aer Lingus
Deal found 3/25$828
This Kiwi.com deal was found by Cheapflights users on 3/23. 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.
Mon 4/274:55 pm
JFK
-
SOU
1 stop10h 45m
Multiple Airlines
Tue 5/126:10 pm
SOU
-
JFK
2 stops50h 45m
Multiple Airlines
Deal found 3/23$842
This Trip.com deal was found by Cheapflights users on 3/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/104:55 pm
JFK
-
SOU
1 stop18h 55m
Aer Lingus
Sun 5/179:20 am
SOU
-
JFK
1 stop18h 05m
Aer Lingus
Deal found 3/26$850
This Mytrip deal was found by Cheapflights users on 3/25. 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 5/99:05 pm
JFK
-
SOU
1 stop17h 25m
Multiple Airlines
Sat 5/165:20 pm
SOU
-
JFK
2 stops31h 00m
Multiple Airlines
Deal found 3/25$861

Find 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 March 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$750
(Mytrip)

One-way from

$385
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$576
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. 4% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in March 2026
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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 March 27, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 8/19

6:15 pm-5:35 pm

1 stop18h 20m

Southampton Eastleigh

Sun 8/30

9:15 am-5:05 pm

1 stop12h 50m

$1,040

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sat 9/19

10:30 am-8:45 am

2 stops17h 15m

Southampton Eastleigh

Wed 9/30

9:05 am-10:25 pm

2 stops18h 20m

$1,105

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 8/19

12:59 pm-8:45 am

2 stops14h 46m

Southampton Eastleigh

Sun 8/30

9:15 am-9:42 pm

2 stops17h 27m

$1,106
Quickest round-trip

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 7/14

1:10 pm-8:45 am

2 stops14h 35m

Southampton Eastleigh

Tue 7/21

9:15 am-2:35 pm

1 stop10h 20m

$1,214

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 6/3

2:30 pm-4:50 pm

2 stops21h 20m

Southampton Eastleigh

Tue 6/9

5:20 pm-12:25 pm

1 stop24h 05m

$1,243

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 7/13

1:10 pm-8:45 am

2 stops14h 35m

Southampton Eastleigh

Tue 7/21

9:15 am-2:35 pm

1 stop10h 20m

$1,284

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 6/4

4:40 pm-8:35 am

1 stop10h 55m

Southampton Eastleigh

Wed 6/10

5:20 pm-5:00 pm

1 stop28h 40m

$1,308

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Fri 6/5

4:40 pm-8:45 am

1 stop11h 05m

Southampton Eastleigh

Wed 6/10

5:20 pm-5:00 pm

1 stop28h 40m

$1,308

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Fri 7/10

9:50 am-5:00 pm

2 stops26h 10m

Southampton Eastleigh

Fri 7/17

6:05 pm-5:10 pm

1 stop28h 05m

$1,344

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 7/9

10:14 am-8:45 am

2 stops17h 31m

Southampton Eastleigh

Fri 7/17

6:05 pm-12:32 pm

1 stop23h 27m

$1,344

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 21 resultsSorted by cheapest first
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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, November is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Portsmouth (average of $282). 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 March 27, 2026.

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.

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 17h 15m. Fly via KLM or Delta to get the fastest option. The distance from New York John F Kennedy Intl Airport to Portsmouth is about 3414 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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: TAP AIR PORTUGAL (85%), JetBlue (84%), Aer Lingus (81%).

  • 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 $1,413, our data shows the cheapest flight currently is $234. When looking at the most popular route, (New York John F Kennedy Intl - Southampton Eastleigh), you can expect to pay $884 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 $282). 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.

See more FAQs

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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 March 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$45Average$541FlexibilityNo cancel feeOn-time62%
IcelandairCheapest$203Average$568FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$293Average$496FlexibilityNo cancel feeOn-timeN/A
Norse Atlantic UKCheapest$365Average$573FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$377Average$555FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$413Average$677FlexibilityNo cancel feeOn-time71%
Scandinavian AirlinesCheapest$418Average$592FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$423Average$500FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$455Average$586FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$460Average$591FlexibilityNo cancel feeOn-time72%

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