Cheap flights to South Island
Find flights to South Island
Browse one-way and return flights deals to South Island on Cheapflights. Flight deals are based on user searches and were last updated on 8 October 2026
Explore South Island
Find flight deals to South Island
Find the latest flights to South Island in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 7,457,451 searches and data was last updated on 8 October 2026.
Cheapflights Insights
Everything you need to know about your flight to South Island
When is the best time to book a flight to South Island?
To ensure you get the cheapest price possible for a flight to South Island, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Rainfall in South Island by month
In terms of precipitation, rainfall in South Island ranges from 40.0 - 60.0 mm per month. May is typically the wettest month, when rainfall can reach 60.0 mm. February is typically the driest time to visit South Island when rainfall is around 40.0 mm.
Temperature in South Island by month
If weather is an important factor for your trip to South Island, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 6.0 C).
Reviews of airlines servicing South Island
Get insights into the airlines that provide service to South Island. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Island. Reviews last updated 8 October 2026.
See what other customers who have flown with Singapore Airlines and Qantas Airways to New Zealand have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
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Sanku,Jul 2026
TRV - SIN
Comfort
Overall
Crew
Food
Boarding
Entertainment
Reviews
Sanku,Jul 2026
TRV - SIN
Comfort
Overall
Crew
Food
Boarding
Entertainment
Reviews
Sanku,Jul 2026
TRV - SIN
FAQs about flying to South Island
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Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Most traveled routes by our users
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Direct flights to New Zealand
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Complete your trip
Make the most of your trip to South Island by adding car hire and hotel room bookings to your itinerary.
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How does Cheapflights help users find flights to South Island?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to South Island today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets to South Island?
Cheapflights helps you find that perfect flight to South Island by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights to South Island with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights to South Island, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights to South Island become cheaper?
Yes! Start tracking prices for South Island flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.