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Portsmouth

$307+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — LHR
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find 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 November 13, 2025.

This Mytrip deal was found by Cheapflights users on 11/11. 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.
Mon 11/245:30 pmJFK - SOU
2 stops21h 10mMultiple Airlines
Mon 12/88:10 pmSOU - JFK
2 stops29h 00mMultiple Airlines
Deal found 11/11$551
This Mytrip deal was found by Cheapflights users on 11/11. 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.
Mon 11/245:45 pmEWR - SOU
1 stop13h 10mMultiple Airlines
Mon 12/86:05 pmSOU - EWR
2 stops27h 10mMultiple Airlines
Deal found 11/11$596
This Mytrip deal was found by Cheapflights users on 11/11. 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.
Mon 11/245:00 pmJFK - SOU
1 stop13h 55mAer Lingus
Mon 12/89:30 amSOU - JFK
1 stop14h 55mAer Lingus
Deal found 11/11$631
This Delta deal was found by Cheapflights users on 11/11. 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.
Mon 11/242:50 pmJFK - SOU
2 stops21h 10mDelta
Mon 12/86:05 pmSOU - JFK
1 stop30h 15mDelta
Deal found 11/11$663
This Delta deal was found by Cheapflights users on 11/11. 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 12/105:45 pmJFK - SOU
1 stop9h 35mDelta
Wed 12/178:40 amSOU - JFK
2 stops17h 49mDelta
Deal found 11/11$673
This Delta deal was found by Cheapflights users on 11/13. 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 12/314:40 pmJFK - SOU
1 stop10h 40mDelta
Tue 1/65:35 pmSOU - JFK
1 stop23h 05mDelta
Deal found 11/13$688
This Delta deal was found by Cheapflights users on 11/12. 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 12/44:40 pmJFK - SOU
1 stop10h 25mDelta
Mon 12/86:05 pmSOU - JFK
1 stop22h 25mDelta
Deal found 11/12$713
This Delta deal was found by Cheapflights users on 11/11. 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.
Mon 11/2411:00 amLGA - SOU
2 stops16h 10mDelta
Mon 12/88:40 amSOU - LGA
2 stops18h 22mDelta
Deal found 11/11$728
This Delta deal was found by Cheapflights users on 11/11. 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.
Mon 11/2411:58 amEWR - SOU
2 stops15h 12mDelta
Mon 12/88:40 amSOU - EWR
2 stops19h 41mDelta
Deal found 11/11$728
This Delta deal was found by Cheapflights users on 11/12. 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 12/45:45 pmJFK - SOU
1 stop9h 20mDelta
Sun 12/76:05 pmSOU - JFK
1 stop22h 25mDelta
Deal found 11/12$763
This Delta deal was found by Cheapflights users on 11/11. 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 12/149:20 pmJFK - SOU
1 stop29h 50mDelta
Mon 1/125:35 pmSOU - JFK
1 stop23h 05mDelta
Deal found 11/11$788
This Cheapflightsfares deal was found by Cheapflights users on 11/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:30 pmPHL - SOU
1 stop10h 15mAer Lingus
Fri 11/289:30 amSOU - PHL
1 stop11h 30mAer Lingus
Deal found 11/11$925

Cheap 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 November 13, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$492
(Kiwi.com)

One-way from

$307
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$598
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 November 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 November 13, 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

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 11/24

5:45 pm-11:55 am

1 stop13h 10m

Southampton Eastleigh

Mon 12/8

6:05 pm-4:15 pm

2 stops27h 10m

$596

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 11/24

2:50 pm-5:00 pm

2 stops21h 10m

Southampton Eastleigh

Mon 12/8

6:05 pm-7:20 pm

1 stop30h 15m

$663

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 3/18

6:45 pm-8:20 am

1 stop9h 35m

Southampton Eastleigh

Fri 3/27

8:40 am-8:20 pm

1 stop15h 40m

$670

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 3/17

6:45 pm-5:00 pm

1 stop18h 15m

Southampton Eastleigh

Fri 3/27

8:40 am-8:20 pm

1 stop15h 40m

$670

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 1/14

6:50 pm-5:05 pm

1 stop17h 15m

Southampton Eastleigh

Mon 1/26

5:30 pm-11:40 am

1 stop23h 10m

$671

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Mon 3/16

7:00 pm-5:00 pm

2 stops18h 00m

Southampton Eastleigh

Tue 3/24

5:30 pm-5:25 pm

2 stops27h 55m

$684

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Wed 3/18

8:00 pm-5:25 pm

2 stops17h 25m

Southampton Eastleigh

Wed 3/25

8:40 am-9:52 pm

2 stops17h 12m

$684

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Mon 3/16

1:00 pm-8:05 am

2 stops15h 05m

Southampton Eastleigh

Wed 3/25

8:40 am-9:52 pm

2 stops17h 12m

$684

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 12/4

4:40 pm-8:05 am

1 stop10h 25m

Southampton Eastleigh

Mon 12/8

6:05 pm-11:30 am

1 stop22h 25m

$713

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 3/19

6:45 pm-8:05 am

1 stop9h 20m

Southampton Eastleigh

Tue 3/24

8:40 am-4:45 pm

1 stop12h 05m

$720

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 57 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, January 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 $617). 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 November 13, 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 November 13, 2025.

The most flights from USNJ to P0R are scheduled on a Thursday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 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?

    Delta, Aer Lingus, and Virgin Atlantic can get you from New Jersey to Portsmouth in just under 10h 15m. Your travel time can differ by up to 10h 55m. The distance between New Jersey and Portsmouth is about 3507 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 American Airlines (74%), Aer Lingus (74%) or Finnair (74%) 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 $1,440 for a flight from New Jersey to Portsmouth. The cheapest flight overall is $234 while the most popular route, (New York John F Kennedy Intl - Southampton Eastleigh) is currently priced at $673.

  • 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, January 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 $617). 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 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$324Average$536FlexibilityNo cancel feeOn-time72%
SWISSCheapest$340Average$573FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$357Average$627FlexibilityNo cancel feeOn-time77%
Norse Atlantic UKCheapest$363Average$525FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$392Average$529FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$393Average$576FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$410Average$673FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$458Average$746FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$469Average$597FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$480Average$661FlexibilityNo cancel feeOn-time71%

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