$718 Cheap flights to South Island
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to South Island departing on 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Flights to Christchurch
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What is the cheapest day to depart on your flight to South Island?
On average, the least expensive day to fly to South Island from United States is on a Monday. momondo users have found tickets for Monday departures for as low as $1,072. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from United States to South Island on a Friday will generally be more expensive and average around $1,538. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
Cheapest flights to cities in South Island
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Cheap South Island flight deals and tips
Summary info about South Island flight prices, duration and airlines
Best One-Way Price | $347 |
|---|---|
Best Round-Trip Price | $718 |
Fastest flight time | 17h 20m |
Frequently asked questions about flying to South Island
What airlines fly to South Island?
There are a total of 6 airlines that operate flight routes to South Island, with Air New Zealand being the most popular option. An estimated 73% of those flying into South Island choose to fly with Air New Zealand. If you’re unable to find tickets with Air New Zealand, then Qantas Airways and United Airlines are also popular airlines to fly with.
What is the best day of the week to fly to South Island?
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 Friday, which tends to be the most expensive day of the week.
When did momondo last update prices for flights to South Island?
Prices for flights to South Island were last updated today.
How many operators does momondo search for flights to South Island?
As of July 2025, there are 13 operators available to choose from for flights to South Island.
How old do you have to be to fly to South Island?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to South Island.
What documentation or ID do you need to fly to South Island?
The necessary travel and health documents for your South Island trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to South Island?
It is quick and easy to find flights to South Island on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to South Island that suits you.
Can I find flights to South Island with flexible booking policies on momondo?
momondo does allow users to show only those flights to South Island which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights to South Island?
Once you have performed a search for flights to South Island, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight to South Island right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to South Island. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.