$2,678+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
— LHR
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Portsmouth in 2025

Enter your travel dates to find the best prices.

Best flights to Portsmouth
Discover carefully curated flight deals to Portsmouth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.

Tue 10/221:05AKL - SOU
2 stops33h 25mMultiple Airlines
Tue 17/215:00SOU - AKL
2 stops31h 15mMultiple Airlines
Deal found 27/12$3,405
Wed 11/323:45AKL - SOU
2 stops32h 55mQatar Airways
Sun 15/309:30SOU - AKL
2 stops46h 40mQatar Airways
Deal found 26/12$3,575

Find flight deals to Portsmouth

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 134,765 searches and data was last updated on 28 December 2025.

Return from

$1,707

Popular in

December

Cheapest in

May

Average price

$2,746
Air Canada
  • Air Canada
  • 19/1-26/1
  • 3 total stops
  • 72h 40m total
  • Auckland to London
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($177 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($49 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
Search Deals

Cheapflights Fare Finder

 
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 134,765 searches and data was last updated on 28 December 2025.
Use the filters below to find and compare flights to Portsmouth that are best for you.

Fly from

Auckland

Route

Departure

Return

Price

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Tue 10/2

21:05-17:30

2 stops33h 25m

Southampton Eastleigh

Tue 17/2

15:00-11:15

2 stops31h 15m

$3,405

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Wed 11/3

23:45-19:40

2 stops32h 55m

Southampton Eastleigh

Sun 15/3

09:30-21:10

2 stops46h 40m

$3,575

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Fri 10/4

22:15-19:30

2 stops56h 15m

$2,678

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Sat 11/4

22:15-19:30

2 stops56h 15m

$2,770

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Mon 20/4

22:05-19:30

2 stops32h 25m

$9,458

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Sun 19/4

22:05-19:30

2 stops32h 25m

$9,634

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Sat 25/4

22:05-19:30

2 stops56h 25m

$9,639

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Wed 22/4

13:00-19:30

3 stops41h 30m

$11,685

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Thu 23/4

22:05-19:30

2 stops32h 25m

$12,386

AucklandSouthampton

AKL - SOU

AKLSOU

Auckland Intl

Tue 21/4

22:05-19:30

2 stops32h 25m

$15,557

Flights are sorted by cheapest return flights first.

Deals found on 26/12

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 return 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 to Portsmouth

How long is the flight to Portsmouth?

On average, a flight from Auckland to Portsmouth takes 32 hours 55 minutes. Flights to Portsmouth from other popular cities in New Zealand will vary in length. Below are a few examples of popular routes and their flight times.

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 25.0 - 76.0 mm per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Portsmouth when rainfall is around 25.0 mm.

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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

FAQs about flying to Portsmouth

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

    Yes, flights with stopovers 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, EVA Air is rated the highest out of the airlines that fly to Portsmouth.

  • How much is a return flight to Portsmouth?

    A return flight to Portsmouth will typically cost around $384, however they can be found for as little as $384.

  • Where does the fastest flight to Portsmouth depart from?

    For those looking to save time traveling to Portsmouth, Auckland Intl offers the quickest one-way flight (32 hours 55 minutes).

  • Does London Heathrow have rental cars?

    Yes. Those touching down at London Heathrow can take advantage of the car hire 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 km away from London Heathrow).

See more FAQs

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.

Search flights to Portsmouth by cabin class

Find flights to Portsmouth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy class

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Portsmouth?

Cheapflights helps you search for flights to Portsmouth via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets to Portsmouth?

Cheapflights simply makes it quick and affordable to book flights to Portsmouth by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights to Portsmouth with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Portsmouth flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights to Portsmouth become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Portsmouth today and book when you’re ready!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.