£706 Cheap flights to South Island

Emirates, Singapore Airlines and Qantas Airways are the top three most popular airlines that fly to South Island according to our data. Emirates is the first choice among our users, with 55% of people opting to fly with this airline when travelling to South Island. Keep in mind that there are 12 different airlines that fly to South Island on a routine basis, so you have a few additional options to choose from.

Consider booking a flight to South Island on a Monday, which is the cheapest day of the week. You will also find that flying out on a Sunday is another low-cost option. Try to avoid booking your flight to South Island on Wednesday, which tends to be the most expensive day of the week.

Prices for flights to South Island were last updated today.

As of December 2025, there are 14 operators available to choose from for flights to South Island.

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to South Island.

The travel and health documents you'll need for your trip to South Island may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Island. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.