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Cheap flights from Southampton to South Island from £2,343

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — CHC
6 Jul — 13 Jul1
1 adult

Cheap flight deals from Southampton to South Island

Keep the following information in mind while searching for Southampton to South Island flight deals. Data was last updated 1 July 2025.

Popular in

July

Cheapest in

March

Average price

£1,511
Highest demand for flights based on searches. 8% potential increase in price (£86 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 July 2025

Find flight deals from Southampton to South Island

Cheapest flights from Southampton to South Island
Explore the most affordable flight options available from Southampton to South Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.

Sat 5/716:00SOU - CHC
3 stops33h 55mMultiple Airlines
Sat 12/706:35CHC - SOU
3 stops43h 25mMultiple Airlines
Deal found 30/6£2,343

Best time to book a flight from Southampton to South Island

Have a flexible travel schedule? Discover the best time to fly to South Island from Southampton 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 from Southampton to South Island

What is the cheapest month to book a flight from Southampton to South Island?

Currently, May is the cheapest month in which you can book a flight from Southampton to South Island (average of £1,558). Flying from Southampton 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to South Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Southampton to South Island?

    If you book a flight to South Island from Southampton, you will be flying from Eastleigh, which is the city’s only airport. Southampton Eastleigh (SOU) is located 3.5 mi from the center of Southampton.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Southampton to South Island (average of £1,558). Flying from Southampton 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.

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Alternative routes for Southampton to South Island

See prices for flight routes from nearby airports that may be better suited for you.

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How does Cheapflights help users find flights from Southampton to South Island?

Deals for Southampton to South Island flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Southampton to South Island?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to South Island from Southampton.

Can Cheapflights find flights from Southampton to South Island with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Southampton to South Island flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Southampton to South Island become cheaper?

Not ready to book yet? You can track prices for flights from Southampton to South Island on Cheapflights with our Price Alert feature and get notified when better prices are available.

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