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Portsmouth

$410+ Cheap flights from New Jersey 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — LHR
Jan 4 — Jan 111
Sun 1/4
Sun 1/11
1 adult, Economy
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Cheap flight deals from New Jersey to Portsmouth

Cheapest flights from New Jersey to Portsmouth
Explore the most affordable flight options available from New Jersey to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.

This Delta deal was found by Cheapflights users on 12/3. 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 12/39:20 pmJFK - SOU
1 stop29h 45mDelta
Thu 12/116:05 pmSOU - JFK
1 stop30h 15mDelta
Deal found 12/3$729
This Delta deal was found by Cheapflights users on 12/3. 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.
Thu 12/49:20 pmJFK - SOU
1 stop30h 30mDelta
Wed 12/105:30 pmSOU - JFK
1 stop23h 00mDelta
Deal found 12/3$779
This KAYAK deal was found by Cheapflights users on 12/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:45 pmEWR - SOU
1 stop10h 00mAer Lingus
Mon 12/158:10 pmSOU - EWR
1 stop25h 05mAer Lingus
Deal found 12/3$1,185
This Delta deal was found by Cheapflights users on 12/4. 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 12/175:45 pmJFK - SOU
1 stop9h 35mDelta
Wed 12/248:40 amSOU - JFK
1 stop12h 05mDelta
Deal found 12/4$1,414
This Delta deal was found by Cheapflights users on 12/4. 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 12/175:45 pmJFK - SOU
1 stop9h 35mDelta
Tue 12/235:30 pmSOU - JFK
2 stops34h 03mDelta
Deal found 12/4$1,424
This KAYAK deal was found by Cheapflights users on 12/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/169:10 pmJFK - SOU
1 stop9h 45mAer Lingus
Mon 12/228:10 pmSOU - JFK
1 stop28h 15mAer Lingus
Deal found 12/2$1,526
This Delta deal was found by Cheapflights users on 12/4. 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.
Thu 12/184:40 pmJFK - SOU
1 stop10h 25mDelta
Wed 12/248:40 amSOU - JFK
1 stop12h 05mDelta
Deal found 12/4$1,604
This Delta deal was found by Cheapflights users on 12/4. 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.
Thu 12/189:20 pmJFK - SOU
1 stop30h 30mDelta
Tue 12/235:30 pmSOU - JFK
2 stops34h 03mDelta
Deal found 12/4$1,614
This KAYAK deal was found by Cheapflights users on 12/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/125:45 pmEWR - SOU
1 stop10h 00mAer Lingus
Tue 12/168:10 pmSOU - EWR
1 stop25h 05mAer Lingus
Deal found 12/4$1,725
This Trip.com deal was found by Cheapflights users on 12/3. 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.
Fri 12/194:30 pmEWR - SOU
2 stops19h 30mMultiple Airlines
Tue 12/238:40 amSOU - EWR
2 stops15h 25mMultiple Airlines
Deal found 12/3$1,900
This KAYAK deal was found by Cheapflights users on 12/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:45 pmEWR - SOU
1 stop10h 00mAer Lingus
Tue 12/308:10 pmSOU - EWR
1 stop25h 05mAer Lingus
Deal found 12/4$2,554
This KAYAK deal was found by Cheapflights users on 12/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:45 pmEWR - SOU
1 stop16h 50mAer Lingus
Fri 1/28:10 pmSOU - EWR
1 stop25h 05mAer Lingus
Deal found 12/3$2,629

Find flight deals from New Jersey to Portsmouth

Keep the following information in mind while searching for New Jersey to Portsmouth flight deals. Data was last updated December 5, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$521
(Mytrip)

One-way from

$410
(Delta)

Popular in

December

Cheapest in

January

Average price

$698
Provider with most accurate pricing for New York (NYC)-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-London (LON) flights.
Search Deals
From New Jersey to Portsmouth
Search Deals
One-way flight from New Jersey to Portsmouth
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Jersey 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 December 5, 2025.
Use the filters below to find and compare flights from New Jersey to Portsmouth that are best for you.

Fly from

New Jersey

Fly to

Portsmouth

Route

Depart

Return

Price

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 1/19

5:00 pm-11:55 am

1 stop13h 55m

Southampton Eastleigh

Tue 2/3

12:25 pm-7:29 pm

1 stop12h 04m

$539

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sun 1/18

5:45 pm-8:45 am

1 stop10h 00m

Southampton Eastleigh

Sun 1/25

9:30 am-4:15 pm

1 stop11h 45m

$551

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 1/19

5:00 pm-11:55 am

1 stop13h 55m

Southampton Eastleigh

Mon 1/26

9:30 am-7:29 pm

1 stop14h 59m

$572

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 1/25

10:20 am-8:50 am

2 stops17h 30m

Southampton Eastleigh

Tue 2/10

9:25 am-11:30 am

1 stop31h 05m

$638

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 1/19

4:40 pm-5:05 pm

2 stops19h 25m

Southampton Eastleigh

Tue 2/3

9:25 am-10:05 pm

2 stops17h 40m

$653

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Mon 1/19

9:59 am-8:50 am

2 stops17h 51m

Southampton Eastleigh

Tue 2/3

9:25 am-9:42 pm

2 stops17h 17m

$653

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Sun 1/25

1:00 pm-8:50 am

2 stops14h 50m

Southampton Eastleigh

Tue 2/10

9:25 am-11:42 pm

2 stops19h 17m

$653

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sun 1/25

10:39 am-8:50 am

2 stops17h 11m

Southampton Eastleigh

Tue 2/10

9:25 am-9:00 pm

2 stops16h 35m

$653

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 1/19

9:47 am-8:50 am

2 stops18h 03m

Southampton Eastleigh

Tue 2/3

9:25 am-9:00 pm

2 stops16h 35m

$653

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 1/19

10:20 am-5:05 pm

2 stops25h 45m

Southampton Eastleigh

Tue 2/3

5:35 pm-11:30 am

1 stop22h 55m

$670

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 56 results
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Best time to book a flight from New Jersey to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth from New Jersey 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 Jersey to Portsmouth

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

Currently, October is the cheapest month in which you can book a flight from New Jersey to Portsmouth (average of $399). Flying from New Jersey to Portsmouth in June is currently the most expensive (average of $620). 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 NJ to P0R?

Find hourly flight availability from New Jersey 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 December 5, 2025.

A simple way to save on the total cost of your ticket is to fly from New Jersey to Portsmouth at noon. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from New Jersey to Portsmouth?

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

Travelers seeking maximum savings on their New Jersey to Portsmouth flight should consider departing on Friday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from New Jersey to Portsmouth

Explore weekly flight availability from New Jersey 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 December 5, 2025.

The most flights from USNJ to P0R are scheduled on a Wednesday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).

Related info for your journey

Find useful and relevant information for your journey from New Jersey 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 Jersey to Portsmouth?

    Aer Lingus, Delta, and Virgin Atlantic can get you from New Jersey to Portsmouth in just under 13h 55m. Your travel time can differ by up to 5h 30m. The distance between New Jersey and Portsmouth is about 3414 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from New Jersey to Portsmouth?

    Most travelers choose New York John F Kennedy Intl - Southampton Eastleigh, Newark - Southampton Eastleigh or Philadelphia - Southampton Eastleigh when deciding on the best route from New Jersey to Portsmouth.

  • What are the most reliable airlines from New Jersey to Portsmouth?

    Consider Air Canada (71%), American Airlines (70%) or Aer Lingus (70%) when booking your flight. These represent the most reliable airlines when flying from New Jersey to Portsmouth.

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

    On average you can expect to pay $1,460 for a flight from New Jersey to Portsmouth. The cheapest flight overall is $174 while the most popular route, (New York John F Kennedy Intl - Southampton Eastleigh) is currently priced at $539.

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

    Yes. In addition to deals on New Jersey to Portsmouth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New Jersey to Portsmouth?

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

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

    Yes. Cheapflights offers flight deals from New Jersey 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 Jersey to Portsmouth?

    Currently, October is the cheapest month in which you can book a flight from New Jersey to Portsmouth (average of $399). Flying from New Jersey to Portsmouth in June is currently the most expensive (average of $620). 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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Alternative routes for New Jersey to Portsmouth

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from New Jersey to Portsmouth

Discover the top 10 airlines that operate flights from New Jersey 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 December 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$331Average$544FlexibilityNo cancel feeOn-time72%
SWISSCheapest$340Average$583FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$357Average$630FlexibilityNo cancel feeOn-time77%
Norse Atlantic UKCheapest$363Average$525FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$370Average$732FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$392Average$509FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$397Average$619FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$458Average$743FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$469Average$598FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$473Average$661FlexibilityNo cancel feeOn-time71%

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