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Portsmouth

$419+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — LHR
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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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 January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$575
(Booking.com)

One-way from

$419
(KAYAK)

Popular in

December

Cheapest in

September

Average price

$570
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 Jersey to Portsmouth
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One-way flight from New Jersey to Portsmouth
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Highest demand for flights based on searches. 4% potential increase in price ($29 potential increase over avg. RT price).
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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 January 2026
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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 January 6, 2026.

This FlightHub deal was found by Cheapflights users on 1/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/215:45 pmEWR - SOU
1 stop10h 00mAer Lingus
Thu 1/299:30 amSOU - EWR
1 stop11h 45mAer Lingus
Deal found 1/5$584
This Expedia deal was found by Cheapflights users on 1/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/15:45 pmEWR - SOU
1 stop10h 00mAer Lingus
Sun 2/89:30 amSOU - EWR
1 stop11h 45mAer Lingus
Deal found 1/4$590
This Vliegwinkel deal was found by Cheapflights users on 1/6. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/177:55 pmEWR - SOU
1 stop18h 45mMultiple Airlines
Sun 2/18:10 pmSOU - EWR
2 stops23h 20mMultiple Airlines
Deal found 1/6$594
This Expedia deal was found by Cheapflights users on 1/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/25:45 pmEWR - SOU
1 stop13h 10mAer Lingus
Mon 2/99:30 amSOU - EWR
1 stop11h 45mAer Lingus
Deal found 1/3$629
This FlightHub deal was found by Cheapflights users on 1/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/215:00 pmJFK - SOU
1 stop10h 45mAer Lingus
Thu 1/299:30 amSOU - JFK
1 stop14h 59mAer Lingus
Deal found 1/5$658
This Delta deal was found by Cheapflights users on 1/5. 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 5/64:40 pmJFK - SOU
1 stop10h 55mDelta
Thu 5/219:05 amSOU - JFK
1 stop10h 30mDelta
Deal found 1/5$661
This Delta deal was found by Cheapflights users on 1/5. 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 5/511:14 amJFK - SOU
2 stops16h 21mDelta
Tue 5/199:05 amSOU - JFK
1 stop13h 00mDelta
Deal found 1/5$665
This Priceline deal was found by Cheapflights users on 1/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:45 pmEWR - SOU
1 stop20h 55mAer Lingus
Thu 2/269:30 amSOU - EWR
1 stop11h 45mAer Lingus
Deal found 1/5$674
This KLM deal was found by Cheapflights users on 1/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/29:20 pmJFK - SOU
1 stop14h 45mKLM
Mon 2/95:35 pmSOU - JFK
1 stop30h 45mKLM
Deal found 1/3$677
This Kiwi.com deal was found by Cheapflights users on 1/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/211:00 pmEWR - SOU
1 stop10h 50mMultiple Airlines
Mon 2/99:30 amSOU - EWR
2 stops16h 30mMultiple Airlines
Deal found 1/3$681
This Delta deal was found by Cheapflights users on 1/5. 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 1/2111:20 amJFK - SOU
2 stops16h 05mDelta
Thu 1/299:00 amSOU - JFK
1 stop15h 20mDelta
Deal found 1/5$682
This Kiwi.com deal was found by Cheapflights users on 1/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:05 pmJFK - SOU
2 stops15h 45mMultiple Airlines
Mon 2/97:55 pmSOU - JFK
1 stop31h 05mMultiple Airlines
Deal found 1/3$691

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 January 6, 2026.
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

Wed 1/21

5:45 pm-8:45 am

1 stop10h 00m

Southampton Eastleigh

Thu 1/29

9:30 am-4:15 pm

1 stop11h 45m

$584

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 5/6

4:40 pm-8:35 am

1 stop10h 55m

Southampton Eastleigh

Thu 5/21

9:05 am-2:35 pm

1 stop10h 30m

$661

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 5/6

11:14 am-8:35 am

2 stops16h 21m

Southampton Eastleigh

Tue 5/19

9:05 am-5:05 pm

1 stop13h 00m

$665

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 5/5

11:14 am-8:35 am

2 stops16h 21m

Southampton Eastleigh

Tue 5/19

9:05 am-5:05 pm

1 stop13h 00m

$665

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 5/6

11:14 am-8:35 am

2 stops16h 21m

Southampton Eastleigh

Wed 5/20

5:20 pm-5:05 pm

1 stop28h 45m

$665

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Thu 2/19

5:45 pm-7:40 pm

1 stop20h 55m

Southampton Eastleigh

Thu 2/26

9:30 am-4:15 pm

1 stop11h 45m

$674

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 2/18

6:50 pm-5:05 pm

1 stop17h 15m

Southampton Eastleigh

Wed 2/25

5:35 pm-3:45 pm

1 stop27h 10m

$677

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sat 1/17

7:55 pm-7:40 pm

1 stop18h 45m

Southampton Eastleigh

Sun 2/1

9:30 am-12:00 pm

1 stop31h 30m

$679

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 2/2

11:00 pm-2:50 pm

1 stop10h 50m

Southampton Eastleigh

Mon 2/9

9:30 am-9:00 pm

2 stops16h 30m

$681

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 2/16

5:59 pm-5:05 pm

2 stops18h 06m

Southampton Eastleigh

Mon 2/23

5:40 pm-5:55 pm

2 stops29h 15m

$692

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/4

Showing 1-10 of 46 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 $616). 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 January 6, 2026.

When flying from New Jersey 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.

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 January 6, 2026.

The most flights from USNJ to P0R are scheduled on a Tuesday (49 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 KLM can get you from New Jersey to Portsmouth in just under 10h. Your travel time can differ by up to 7h 15m. The distance between New Jersey and Portsmouth is about 3428 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 (75%), SWISS (74%) or Austrian Airlines (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 $1,424 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 $510.

  • 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 $616). 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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$221Average$494FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$340Average$619FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$357Average$632FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$392Average$533FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$410Average$718FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$452Average$585FlexibilityNo cancel feeOn-time72%
Aer LingusCheapest$458Average$742FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$466Average$580FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$479Average$658FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$486Average$592FlexibilityNo cancel feeOn-time67%

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