Cheap flights from Portsmouth to South Island

LHR — CHC
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Find 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 12 December 2025.

Popular in

July

Cheapest in

February

Average price

£1,474
Highest demand for flights based on searches. 5% potential increase in price (£58 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£17 potential savings vs. average return price).
Average for round-trip flights in December 2025

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, November is the cheapest month in which you can book a flight from Portsmouth to South Island (average of £878). Flying from Portsmouth to South Island in October is currently the most expensive (average of £1,081). 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 12 December 2025.

It’s optimal to fly from Portsmouth to South Island at midday. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Portsmouth to South Island?

Use this chart to determine the cheapest time to fly return from Portsmouth to South Island. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Portsmouth to South Island flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.
  • Can I find deals for flights from Portsmouth to South Island that include hotel bookings?

    Yes. In addition to deals on Portsmouth to South Island flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portsmouth to South Island?

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

  • Can I find deals for business class flights from Portsmouth to South Island?

    Yes. Cheapflights offers flight deals from Portsmouth to South Island 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 Portsmouth to South Island?

    Currently, November is the cheapest month in which you can book a flight from Portsmouth to South Island (average of £878). Flying from Portsmouth to South Island in October is currently the most expensive (average of £1,081). 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.

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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 10 airlines flying from Portsmouth to South Island

Discover the top 10 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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£803Average£1,124FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air New ZealandCheapest£890Average£1,471FlexibilityNo cancel feeOn-time78%
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Etihad AirwaysCheapest£920Average£1,113FlexibilityNo cancel feeOn-time75%
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LufthansaCheapest£936Average£1,338FlexibilityNo cancel feeOn-time76%
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Cathay PacificCheapest£1,030Average£1,315FlexibilityNo cancel feeOn-time72%
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United AirlinesCheapest£1,047Average£1,296FlexibilityNo cancel feeOn-time69%
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EmiratesCheapest£1,055Average£1,422FlexibilityNo cancel feeOn-time75%
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Singapore AirlinesCheapest£1,100Average£1,416FlexibilityNo cancel feeOn-time81%
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Qantas AirwaysCheapest£1,110Average£1,355FlexibilityNo cancel feeOn-time74%
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Qatar AirwaysCheapest£1,158Average£1,447FlexibilityNo cancel feeOn-time68%
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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.

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