Portsmouth

$316+ Cheap flights to Portsmouth

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
— LHR
Feb 18 — Feb 251
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Flights to Portsmouth in 2025

Find the latest flights to Portsmouth in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on February 13, 2025.

Popular in

December

Cheapest in

January

Average price

$551

Round-trip from

$332

One-way from

$410
Highest demand for flights based on searches. 5% potential increase in price.
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in February 2025
From New York to London
One-way flight from New York to Portsmouth

Find flight deals to Portsmouth

Cheapest flights to Portsmouth
Explore the most affordable flight options available to Portsmouth. Find the lowest fares based on data from user searches, with prices last updated on February 13, 2025.

Sun 3/97:30 pmEWR - SOU
2 stops16h 05mMultiple Airlines
Tue 3/259:30 amSOU - EWR
3 stops32h 55mMultiple Airlines
Deal found 2/12$675
Tue 3/45:40 pmEWR - SOU
1 stop10h 05mAer Lingus
Mon 3/109:25 amSOU - EWR
1 stop11h 45mAer Lingus
Deal found 2/13$682
Sun 5/1812:30 amJFK - SOU
1 stop13h 25mMultiple Airlines
Wed 5/289:00 amSOU - JFK
2 stops42h 15mMultiple Airlines
Deal found 2/13$687
Wed 3/197:15 pmSWF - SOU
2 stops16h 45mMultiple Airlines
Wed 3/264:30 pmSOU - SWF
2 stops29h 35mMultiple Airlines
Deal found 2/13$689
Tue 3/45:50 pmJFK - SOU
1 stop9h 35mDelta
Wed 3/129:00 amSOU - JFK
1 stop11h 50mDelta
Deal found 2/12$751
Wed 3/195:35 pmJFK - SOU
1 stop10h 55mKLM
Wed 3/265:20 pmSOU - JFK
1 stop31h 00mKLM
Deal found 2/13$752
Sun 3/98:20 amLGA - SOU
2 stops20h 05mDelta
Tue 3/259:00 amSOU - LGA
2 stops26h 09mDelta
Deal found 2/12$759
Mon 4/71:00 pmEWR - SOU
2 stops38h 45mDelta
Tue 4/225:35 pmSOU - EWR
2 stops28h 13mDelta
Deal found 2/12$781
Sun 3/301:50 pmJFK - SOU
2 stops13h 55mVirgin Atlantic
Sun 4/66:25 pmSOU - JFK
1 stop22h 55mVirgin Atlantic
Deal found 2/12$815
Tue 5/204:55 pmJFK - SOU
1 stop10h 10mAer Lingus
Tue 5/279:10 amSOU - JFK
1 stop15h 10mAer Lingus
Deal found 2/13$846
Tue 9/91:00 pmLGA - SOU
2 stops14h 45mKLM
Fri 9/199:20 amSOU - LGA
2 stops17h 07mKLM
Deal found 2/13$986
Wed 2/2610:59 amLGA - SOU
3 stops23h 36mMultiple Airlines
Thu 2/278:10 pmSOU - LGA
3 stops29h 19mMultiple Airlines
Deal found 2/12$1,108

Find flights to Portsmouth within your budget

Locate flights to Portsmouth that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on February 13, 2025.

Fly from

New York

Route

Depart

Return

Price

New WindsorSouthampton

SWF - SOU

SWFSOU

New Windsor Stewart

Tue 3/4

6:15 pm-8:45 am

3 stops33h 30m

Southampton Eastleigh

Mon 3/10

2:40 pm-6:05 pm

2 stops31h 25m

$640

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sun 3/9

7:30 pm-3:35 pm

2 stops16h 05m

Southampton Eastleigh

Tue 3/25

9:30 am-2:25 pm

3 stops32h 55m

$675

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Tue 3/4

5:40 pm-8:45 am

1 stop10h 05m

Southampton Eastleigh

Mon 3/10

9:25 am-5:10 pm

1 stop11h 45m

$682

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 5/18

12:30 am-6:55 pm

1 stop13h 25m

Southampton Eastleigh

Wed 5/28

9:00 am-10:15 pm

2 stops42h 15m

$687

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 3/4

5:50 pm-8:25 am

1 stop9h 35m

Southampton Eastleigh

Wed 3/12

9:00 am-4:50 pm

1 stop11h 50m

$751

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 3/9

10:20 pm-8:25 am

1 stop30h 05m

Southampton Eastleigh

Tue 3/25

5:20 pm-4:50 pm

1 stop27h 30m

$753

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Sun 3/9

8:20 am-8:25 am

2 stops20h 05m

Southampton Eastleigh

Tue 3/25

9:00 am-7:09 am

2 stops26h 09m

$759

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 4/7

1:00 pm-8:45 am

2 stops38h 45m

Southampton Eastleigh

Wed 4/23

9:20 am-10:59 pm

2 stops18h 39m

$781

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 3/30

1:50 pm-8:45 am

2 stops13h 55m

Southampton Eastleigh

Sun 4/6

9:20 am-9:56 pm

2 stops17h 36m

$825

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Tue 5/20

4:55 pm-8:05 am

1 stop10h 10m

Southampton Eastleigh

Tue 5/27

9:10 am-7:20 pm

1 stop15h 10m

$846

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/13

Showing 1-10 of 24 results
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Best time to book a flight to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth 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.

Travel insights for flights to Portsmouth

Get recent, data-driven insights about flights to Portsmouth including ideal travel times, pricing trends, and more.

How long is the flight to Portsmouth?

On average, a flight from New York to Portsmouth takes 12 hours 46 minutes. Flights to Portsmouth from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Portsmouth?

Use this chart to determine the cheapest time to fly round-trip from New York to Portsmouth. Price data was last updated on September 8, 2024.

Users looking for the lowest fares to Portsmouth should consider flying on Monday at noon, when prices are typically cheapest. Budget-minded travelers will want to avoid Saturday evenings, when prices are usually at their highest.

Weekly flight availability to Portsmouth

The most flights from New York to Portsmouth are scheduled on a Wednesday (167 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (126 on average).

What are the cheapest airlines that fly to Portsmouth?

The cheapest airlines flying from New York to Portsmouth are Aer Lingus and KLM.

Rainfall in Portsmouth by month

Plan your trip to Portsmouth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portsmouth ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Portsmouth when rainfall is around 1.0 in.

Temperature in Portsmouth by month

Plan your trip to Portsmouth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portsmouth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

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 13, 2025.
To help decide which airline to fly to Portsmouth, see what other customers have to say about Delta, KLM and Virgin Atlantic. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

8.0
Very good
8.0
Very good

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

8.0
Very good

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

8.0
Very good

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

8.0
Very good

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

8.0
Very good

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20

10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

  • Can I find cheaper flights to Portsmouth if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Portsmouth on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Portsmouth?

    Based on reviews from Cheapflights users, Scandinavian Airlines is rated the highest out of the airlines that fly to Portsmouth.

  • How much is a round-trip flight to Portsmouth?

    A round-trip flight to Portsmouth will typically cost around $602, however they can be found for as little as $48.

  • Where does the fastest flight to Portsmouth depart from?

    For those looking to save time traveling to Portsmouth, New York offers the quickest one-way flight (9 hours 45 minutes).

  • Does London Heathrow have rental cars?

    Yes. Those touching down at London Heathrow can take advantage of the rental car services offered upon their arrival.