Cheap flights from Portsmouth to South Island from £2,093
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Portsmouth to South Island
Keep the following information in mind while searching for Portsmouth to South Island flight deals. Data was last updated 4 July 2025.
Find flight deals from Portsmouth to South Island
Cheapest flights from Portsmouth to South IslandExplore the most affordable flight options available from Portsmouth to South Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Explore the most affordable flight options available from Portsmouth to South Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Portsmouth to South Island 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 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from Portsmouth to South Island that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SouthamptonChristchurch
SOU - CHC
SOUCHC
Southampton Eastleigh
Sat 16/8
17:35-16:25
3 stops35h 50m
Christchurch
Sat 23/8
10:50-08:45
3 stops32h 55m
Best time to book a flight from Portsmouth to South Island
Have a flexible travel schedule? Discover the best time to fly to South Island from Portsmouth with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Portsmouth to South Island
What is the cheapest month to book a flight from Portsmouth to South Island?
Currently, May is the cheapest month in which you can book a flight from Portsmouth to South Island (average of £1,558). Flying from Portsmouth to South Island in July is currently the most expensive (average of £2,178). 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 P0R to EDG?
Find hourly flight availability from Portsmouth to South Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.
When flying from Portsmouth to South Island, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Related info for your journey
Find useful and relevant information for your journey from Portsmouth to South Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Portsmouth to South Island
See prices for flight routes from nearby airports that may be better suited for you.
Top 9 airlines flying from Portsmouth to South Island
Discover the top 9 airlines that operate flights from Portsmouth to South Island. 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 858,174 searches. Data last updated 4 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Portsmouth to South Island?
When you search for this flight from Portsmouth to South Island, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Portsmouth to South Island?
Cheapflights simply makes it quick and affordable to book flights from Portsmouth to South Island by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Portsmouth to South Island with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to South Island flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Portsmouth to South Island become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to South Island from Portsmouth today and book when prices fit your budget.