What is the cheapest month to fly to Portsmouth?

Currently, the cheapest month for flights to Portsmouth is November . The most expensive month for flights is June . The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

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 $89, however they can be found for as little as $26.

Where does the fastest flight to Portsmouth depart from?

For those looking to save time traveling to Portsmouth, Boston Logan Intl offers the quickest one-way flight (9 hours 5 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.

Are there hotels close to London Heathrow?

Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow is the closest property to London Heathrow (0.0 mi away from London Heathrow).

$531+ Save on Flights to Portsmouth

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Flights to Portsmouth in 2025

Popular in	December
Cheapest in	January
Average price	$572
Round-trip from	$390
One-way from	$531

Highest demand for flights based on searches. 5% potential increase in price.

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

From New York to London

Search Deals

One-way flight from New York to Portsmouth

Search Deals

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 March 8, 2025.

Sun 4/2711:00 pmEWR - SOU

1 stop14h 55mMultiple Airlines

Mon 5/127:25 pmSOU - EWR

1 stop30h 35mMultiple Airlines

Deal found 3/6$554

Sun 4/278:25 pmJFK - SOU

2 stops17h 30mMultiple Airlines

Mon 5/127:25 pmSOU - JFK

1 stop31h 50mMultiple Airlines

Deal found 3/6$595

Sun 4/277:15 pmSWF - SOU

3 stops19h 15mMultiple Airlines

Mon 5/127:25 pmSOU - SWF

2 stops27h 40mMultiple Airlines

Deal found 3/6$657

Wed 4/1611:25 amLGA - SOU

2 stops16h 15mMultiple Airlines

Wed 4/238:00 pmSOU - LGA

2 stops29h 06mMultiple Airlines

Deal found 3/6$751

Sun 4/275:30 pmJFK - SOU

1 stop10h 15mVirgin Atlantic

Mon 5/125:35 pmSOU - JFK

1 stop30h 30mVirgin Atlantic

Deal found 3/6$756

Mon 10/276:50 pmJFK - SOU

1 stop9h 35mDelta

Wed 11/59:00 amSOU - JFK

1 stop15h 20mDelta

Deal found 3/7$773

Wed 10/2912:55 pmLGA - SOU

2 stops15h 30mDelta

Tue 11/45:20 pmSOU - LGA

2 stops28h 08mDelta

Deal found 3/7$788

Thu 5/299:05 pmJFK - SOU

1 stop13h 30mAer Lingus

Fri 6/139:40 amSOU - JFK

1 stop14h 40mAer Lingus

Deal found 3/7$907

Tue 4/225:30 pmEWR - SOU

1 stop9h 35mAer Lingus

Sun 5/49:10 amSOU - EWR

1 stop11h 50mAer Lingus

Deal found 3/7$937

Sun 5/181:59 pmLGA - SOU

2 stops13h 46mKLM

Mon 6/25:35 pmSOU - LGA

2 stops27h 09mKLM

Deal found 3/7$973

Tue 3/1810:20 pmJFK - SOU

1 stop14h 30mKLM

Mon 3/315:35 pmSOU - JFK

1 stop23h 45mKLM

Deal found 3/6$1,052

Tue 4/227:17 pmEWR - SOU

2 stops16h 43mKLM

Sun 5/49:20 amSOU - EWR

2 stops15h 32mKLM

Deal found 3/7$1,119

Best flights to Portsmouth
Discover carefully curated flight deals to Portsmouth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 8, 2025.

Sun 4/2711:00 pmEWR - SOU

1 stop14h 55mMultiple Airlines

Mon 5/127:25 pmSOU - EWR

1 stop30h 35mMultiple Airlines

Deal found 3/6$554

Sun 4/275:30 pmJFK - SOU

1 stop10h 15mVirgin Atlantic

Mon 5/125:35 pmSOU - JFK

1 stop30h 30mVirgin Atlantic

Deal found 3/6$756

Sun 4/2012:50 amJFK - SOU

1 stop27h 00mKLM

Mon 4/285:35 pmSOU - JFK

1 stop23h 45mKLM

Deal found 3/7$773

Mon 4/2112:50 amJFK - SOU

1 stop11h 10mDelta

Sun 5/49:20 amSOU - JFK

1 stop14h 45mDelta

Deal found 3/7$821

Thu 5/299:05 pmJFK - SOU

1 stop13h 30mAer Lingus

Fri 6/139:40 amSOU - JFK

1 stop14h 40mAer Lingus

Deal found 3/7$907

Sun 4/278:25 pmJFK - SOU

2 stops17h 30mMultiple Airlines

Mon 5/127:25 pmSOU - JFK

1 stop31h 50mMultiple Airlines

Deal found 3/6$595

Sun 4/277:15 pmSWF - SOU

3 stops19h 15mMultiple Airlines

Mon 5/127:25 pmSOU - SWF

2 stops27h 40mMultiple Airlines

Deal found 3/6$657

Sun 4/2712:00 pmLGA - SOU

2 stops15h 45mDelta

Mon 5/129:20 amSOU - LGA

2 stops15h 35mDelta

Deal found 3/6$836

Wed 4/1611:25 amLGA - SOU

2 stops16h 15mMultiple Airlines

Wed 4/238:00 pmSOU - LGA

2 stops29h 06mMultiple Airlines

Deal found 3/6$751

Tue 4/225:30 pmEWR - SOU

1 stop9h 35mAer Lingus

Sun 5/49:10 amSOU - EWR

1 stop11h 50mAer Lingus

Deal found 3/7$937

Sun 5/181:59 pmLGA - SOU

2 stops13h 46mKLM

Mon 6/25:35 pmSOU - LGA

2 stops27h 09mKLM

Deal found 3/7$973

Tue 5/136:30 pmJFK - SOU

2 stops12h 30mBritish Airways

Thu 5/159:40 amSOU - JFK

1 stop14h 40mBritish Airways

Deal found 3/6$1,954

Last-minute flights to Portsmouth
Discover last-minute flight deals to Portsmouth. Data last updated March 8, 2025 and is based on user searches.

Thu 3/1311:44 amLGA - SOU

2 stops16h 41mDelta

Sat 3/229:30 amSOU - LGA

2 stops16h 59mDelta

Deal found 3/7$1,162

Thu 3/131:15 pmEWR - SOU

2 stops15h 10mDelta

Sat 3/229:30 amSOU - EWR

2 stops17h 10mDelta

Deal found 3/7$1,897

Thu 3/136:40 pmEWR - SOU

1 stop10h 05mAer Lingus

Sat 3/229:30 amSOU - EWR

1 stop11h 40mAer Lingus

Deal found 3/7$2,555

Sun 3/166:50 pmJFK - SOU

1 stop9h 35mDelta

Mon 3/245:20 pmSOU - JFK

1 stop23h 00mDelta

Deal found 3/6$1,046

Mon 3/1712:20 amJFK - SOU

2 stops28h 25mAer Lingus

Mon 3/319:00 amSOU - JFK

1 stop15h 20mAer Lingus

Deal found 3/7$1,045

Mon 3/1712:45 amJFK - SOU

2 stops14h 10mMultiple Airlines

Mon 3/318:55 amSOU - JFK

2 stops18h 04mMultiple Airlines

Deal found 3/6$2,054

Mon 3/177:30 pmJFK - SOU

2 stops12h 30mBritish Airways

Mon 3/249:25 amSOU - JFK

1 stop15h 00mBritish Airways

Deal found 3/7$2,116

Mon 3/177:35 pmEWR - SOU

2 stops12h 25mBritish Airways

Mon 3/249:25 amSOU - EWR

1 stop11h 45mBritish Airways

Deal found 3/7$2,116

Tue 3/189:40 pmJFK - SOU

2 stops31h 05mAer Lingus

Mon 3/319:00 amSOU - JFK

1 stop15h 20mAer Lingus

Deal found 3/7$951

Wed 4/1611:25 amLGA - SOU

2 stops16h 15mMultiple Airlines

Wed 4/238:00 pmSOU - LGA

2 stops29h 06mMultiple Airlines

Deal found 3/6$751

Sun 4/2012:50 amJFK - SOU

1 stop27h 00mKLM

Mon 4/285:35 pmSOU - JFK

1 stop23h 45mKLM

Deal found 3/7$773

Mon 4/2112:50 amJFK - SOU

1 stop11h 10mDelta

Sun 5/49:20 amSOU - JFK

1 stop14h 45mDelta

Deal found 3/7$821

One-way flights to Portsmouth
Search for one-way flight options to Portsmouth. Find affordable one-way fares based on user searches. Data last updated March 8, 2025.

Fri 6/277:00 pmJFK - SOU

2 stops19h 15mAer Lingus

Deal found 3/7$531

Sat 7/129:25 pmEWR - SOU

2 stops38h 20mAer Lingus

Deal found 3/7$724

Fri 7/1112:50 amJFK - SOU

1 stop26h 55mKLM

Deal found 3/7$769

Sat 7/126:20 pmLGA - SOU

2 stops17h 40mDelta

Deal found 3/7$773

Wed 5/286:15 pmJFK - SOU

1 stop17h 45mDelta

Deal found 3/6$788

Sun 4/139:32 amEWR - SOU

2 stops18h 13mDelta

Deal found 3/7$861

Find flights to Portsmouth within your budget

Fly from

Route

Depart

Return

Price

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Sun 4/27

11:00 pm-6:55 pm

1 stop14h 55m

Southampton Eastleigh

Mon 5/12

7:25 pm-9:00 pm

1 stop30h 35m

$554

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 4/27

8:25 pm-6:55 pm

2 stops17h 30m

Southampton Eastleigh

Mon 5/12

7:25 pm-10:15 pm

1 stop31h 50m

$595

New WindsorSouthampton

SWF - SOU

SWFSOU

New Windsor Stewart

Sun 4/27

7:15 pm-7:30 pm

3 stops19h 15m

Southampton Eastleigh

Mon 5/12

7:25 pm-6:05 pm

2 stops27h 40m

$657

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Wed 4/16

11:25 am-8:40 am

2 stops16h 15m

Southampton Eastleigh

Wed 4/23

8:00 pm-8:06 pm

2 stops29h 06m

$751

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 4/27

5:30 pm-8:45 am

1 stop10h 15m

Southampton Eastleigh

Mon 5/12

5:35 pm-7:05 pm

1 stop30h 30m

$756

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 4/20

12:50 am-8:50 am

1 stop27h 00m

Southampton Eastleigh

Mon 4/28

5:35 pm-12:20 pm

1 stop23h 45m

$773

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 4/21

12:50 am-5:00 pm

1 stop11h 10m

Southampton Eastleigh

Sun 5/4

9:20 am-7:05 pm

1 stop14h 45m

$821

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Sun 4/27

12:00 pm-8:45 am

2 stops15h 45m

Southampton Eastleigh

Mon 5/12

9:20 am-7:55 pm

2 stops15h 35m

$836

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Thu 5/29

9:05 pm-3:35 pm

1 stop13h 30m

Southampton Eastleigh

Fri 6/13

9:40 am-7:20 pm

1 stop14h 40m

$907

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Tue 4/22

5:30 pm-8:05 am

1 stop9h 35m

Southampton Eastleigh

Sun 5/4

9:10 am-4:00 pm

1 stop11h 50m

$937

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 21 results

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 13 hours 0 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?

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.

What are the most popular airlines that fly to Portsmouth?

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

Aer Lingus

From $632

KLM

From $800

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

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

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

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.

Delta

8.0

Very good

8,024 reviews

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.

Delta

8.0

Very good

8,024 reviews

Delta

8.0

Very good

8,024 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

KLM

7.8

Good

1,322 reviews

Delta

8.0

Very good

8,024 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Virgin Atlantic

7.4

Good

643 reviews

Delta

8.0

Very good

8,024 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Aer Lingus

7.0

Good

1,063 reviews

Delta

8.0

Very good

8,024 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

British Airways

6.6

Okay

6,733 reviews

Delta

8.0

Very good

8,024 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

FAQs about flying to Portsmouth

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 $89, however they can be found for as little as $26.
Where does the fastest flight to Portsmouth depart from?
For those looking to save time traveling to Portsmouth, Boston Logan Intl offers the quickest one-way flight (9 hours 5 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.
Are there hotels close to London Heathrow?
Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow is the closest property to London Heathrow (0.0 mi away from London Heathrow).

See more FAQs

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$531+ 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 6/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights to Portsmouth with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 March 8, 2025.

Popular in

Cheapest in

Average price

Round-trip from

One-way from

Find flight deals to Portsmouth

Cheapest flights to PortsmouthExplore the most affordable flight options available to Portsmouth. Find the lowest fares based on data from user searches, with prices last updated on March 8, 2025.

Explore the most affordable flight options available to Portsmouth. Find the lowest fares based on data from user searches, with prices last updated on March 8, 2025.

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 March 8, 2025.

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.

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?

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.

What are the most popular airlines that fly to Portsmouth?

What are the cheapest airlines that fly to Portsmouth?

Rainfall in Portsmouth by month

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

Temperature in Portsmouth by month

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

Reviews of airlines servicing Portsmouth

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.

FAQs about flying to Portsmouth

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

What is the best airline to fly to Portsmouth?

How much is a round-trip flight to Portsmouth?

Where does the fastest flight to Portsmouth depart from?

Does London Heathrow have rental cars?

Are there hotels close to London Heathrow?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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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 March 8, 2025.