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Portsmouth

$330+ Cheap flights from New York, NY (NYC) 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — LHR
Mar 25 — Apr 11
Wed 3/25
Wed 4/1
1 adult, Economy
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Cheap flight deals from New York to Portsmouth

Cheapest flights from New York to Portsmouth
Explore the most affordable flight options available from New York to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2026.

This Mytrip deal was found by Cheapflights users on 2/19. 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 4/168:30 pm
JFK
-
SOU
2 stops15h 20m
Multiple Airlines
Wed 4/299:10 am
SOU
-
JFK
2 stops17h 55m
Multiple Airlines
Deal found 2/19$596
This Connections by easyJet deal was found by Cheapflights users on 2/19. 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 Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1711:00 pm
EWR
-
SOU
1 stop15h 30m
Multiple Airlines
Sat 5/28:05 pm
SOU
-
EWR
1 stop29h 55m
Multiple Airlines
Deal found 2/19$630
This Expedia deal was found by Cheapflights users on 2/20. 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.
Thu 4/165:35 pm
EWR
-
SOU
1 stop10h 05m
Aer Lingus
Wed 4/299:10 am
SOU
-
EWR
1 stop11h 55m
Aer Lingus
Deal found 2/20$656
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Thu 4/165:35 pm
EWR
-
SOU
1 stop10h 05m
Multiple Airlines
Wed 4/298:00 pm
SOU
-
EWR
2 stops41h 15m
Multiple Airlines
Deal found 2/19$659
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Thu 4/1611:55 pm
JFK
-
SOU
1 stop14h 35m
Aer Lingus
Wed 4/299:10 am
SOU
-
JFK
1 stop15h 10m
Aer Lingus
Deal found 2/20$673
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/1711:55 pm
JFK
-
SOU
1 stop27h 40m
Multiple Airlines
Sat 5/28:05 pm
SOU
-
JFK
2 stops31h 25m
Multiple Airlines
Deal found 2/19$674
This Delta deal was found by Cheapflights users on 2/20. 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 3/165:40 pm
JFK
-
SOU
1 stop10h 40m
Delta
Wed 3/258:50 am
SOU
-
JFK
1 stop15h 30m
Delta
Deal found 2/20$679
This Delta deal was found by Cheapflights users on 2/22. 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.
Tue 5/54:40 pm
JFK
-
SOU
1 stop10h 55m
Delta
Mon 5/115:20 pm
SOU
-
JFK
1 stop24h 04m
Delta
Deal found 2/22$692
This Delta deal was found by Cheapflights users on 2/22. 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.
Sun 9/64:40 pm
JFK
-
SOU
1 stop19h 10m
Delta
Fri 9/189:05 am
SOU
-
JFK
1 stop13h 00m
Delta
Deal found 2/22$693
This Delta deal was found by Cheapflights users on 2/19. 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 3/307:10 pm
JFK
-
SOU
1 stop32h 25m
Delta
Tue 4/75:20 pm
SOU
-
JFK
1 stop28h 45m
Delta
Deal found 2/19$694
This Delta deal was found by Cheapflights users on 2/20. 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 3/167:20 pm
EWR
-
SOU
2 stops17h 40m
Delta
Wed 3/258:50 am
SOU
-
EWR
2 stops26h 56m
Delta
Deal found 2/20$694
This Delta deal was found by Cheapflights users on 2/22. 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.
Mon 9/72:00 pm
JFK
-
SOU
2 stops13h 35m
Delta
Mon 9/145:20 pm
SOU
-
JFK
1 stop26h 15m
Delta
Deal found 2/22$697

Find flight deals from New York to Portsmouth

Keep the following information in mind while searching for New York to Portsmouth flight deals. Data was last updated February 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$596
(Mytrip)

One-way from

$330
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$559
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 York (NYC) to Portsmouth
Search Deals
One-way flight from New York (NYC) to Portsmouth
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from New York 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 February 23, 2026.
Use the filters below to find and compare flights from New York to Portsmouth that are best for you.

Fly from

New York

Fly to

Portsmouth

Route

Depart

Return

Price

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Fri 4/17

11:00 pm-7:30 pm

1 stop15h 30m

Southampton Eastleigh

Sat 5/2

8:05 pm-9:00 pm

1 stop29h 55m

$630

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Tue 4/7

9:30 am-8:35 am

2 stops18h 05m

Southampton Eastleigh

Tue 4/14

9:05 am-9:06 pm

2 stops17h 01m

$707

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 3/29

4:40 pm-8:35 am

1 stop10h 55m

Southampton Eastleigh

Tue 4/7

5:20 pm-5:05 pm

1 stop28h 45m

$770

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Thu 4/16

5:35 pm-8:45 am

3 stops34h 10m

Southampton Eastleigh

Wed 4/29

5:20 pm-7:31 pm

3 stops31h 11m

$773

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 3/19

6:45 pm-8:20 am

1 stop9h 35m

Southampton Eastleigh

Wed 3/25

8:50 am-8:20 pm

1 stop15h 30m

$804

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Fri 4/17

9:29 am-8:45 am

2 stops18h 16m

Southampton Eastleigh

Sat 5/2

9:15 am-8:30 pm

2 stops16h 15m

$813

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sat 4/4

8:30 am-8:45 am

2 stops19h 15m

Southampton Eastleigh

Fri 4/10

5:20 pm-7:46 am

2 stops43h 26m

$814

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 3/29

9:10 pm-8:35 am

1 stop30h 25m

Southampton Eastleigh

Sun 4/5

5:20 pm-7:05 pm

1 stop30h 45m

$820

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sat 3/28

10:20 pm-8:35 am

1 stop29h 15m

Southampton Eastleigh

Tue 4/7

5:20 pm-5:05 pm

1 stop28h 45m

$820

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Wed 3/25

5:40 pm-8:20 am

1 stop10h 40m

Southampton Eastleigh

Sun 4/12

5:20 pm-5:05 pm

1 stop28h 45m

$820

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 60 results
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Best time to book a flight from New York to Portsmouth

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

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

Currently, April is the cheapest month in which you can book a flight from New York to Portsmouth (average of $142). Flying from New York to Portsmouth in June is currently the most expensive (average of $531). 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 NYC to P0R?

Find hourly flight availability from New York 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 February 23, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New York to Portsmouth as you normally would.

Weekly flight availability from New York to Portsmouth

Explore weekly flight availability from New York 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 February 23, 2026.

The most flights from NYC to P0R are scheduled on a Monday (146 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (132 on average).

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 February 23, 2026.
Get a feel of what it's like to fly with KLM and Aer Lingus from New York to Portsmouth by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,458 reviews

Overall

7.7

Food

7.3

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.7
Good
1,458 reviews
KLM
7.7
Good
1,458 reviews

Overall

7.7

Food

7.3

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Aer Lingus
7.2
Good
1,462 reviews
KLM
7.7
Good
1,458 reviews

Overall

7.7

Food

7.3

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

    Delta, Virgin Atlantic, and Scandinavian Airlines can get you from New York to Portsmouth in just under 18h 05m. Your travel time can differ by up to 5h 30m. The distance from New York to Portsmouth is about 3412 mi. This flight may include one or multiple stops.

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

    The most popular flight routes from New York to Portsmouth are New York John F Kennedy Intl - Southampton Eastleigh, Newark - Southampton Eastleigh and New York LaGuardia - Southampton Eastleigh.

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

    Consider TAP AIR PORTUGAL (85%), Aer Lingus (82%) or JetBlue (80%) when booking your flight. These represent the most reliable airlines when flying from New York to Portsmouth.

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

    While on average a flight from New York to Portsmouth is generally $1,598, 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 $697 for that flight.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from New York to Portsmouth (average of $142). Flying from New York to Portsmouth in June is currently the most expensive (average of $531). 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 York 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 York to Portsmouth

Discover the top 10 airlines that operate flights from New York 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 February 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$45Average$546FlexibilityNo cancel feeOn-time62%
Norse Atlantic UKCheapest$129Average$535FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$263Average$580FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$293Average$480FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$357Average$627FlexibilityNo cancel feeOn-time77%
SWISSCheapest$378Average$586FlexibilityNo cancel feeOn-time79%
KLMCheapest$387Average$781FlexibilityNo cancel feeOn-time75%
PLAYCheapest$393Average$494FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$401Average$630FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$408Average$608FlexibilityNo cancel feeOn-timeN/A

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