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South Island

$93+ Cheap flights from South Island

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
CHC — SFO
may. 27 — jun. 31
mié. 5/27
mié. 6/3
1 adult, Economy
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Find flights from South Island within your budget

 
Find flights departing from South Island that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on abril 27, 2026. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChristchurchSydney

CHC - SYD

CHCSYD

Christchurch

jue. 8/6

6:00 am-7:35 am

Nonstop3h 35m

Sydney Kingsford Smith

lun. 8/10

7:15 pm-12:20 am

Nonstop3h 05m

$386

ChristchurchSydney

CHC - SYD

CHCSYD

Christchurch

lun. 7/20

4:35 pm-6:10 pm

Nonstop3h 35m

Sydney Kingsford Smith

dom. 8/2

7:15 pm-12:20 am

Nonstop3h 05m

$386

ChristchurchSydney

CHC - SYD

CHCSYD

Christchurch

dom. 6/7

4:35 pm-6:10 pm

Nonstop3h 35m

Sydney Kingsford Smith

dom. 6/14

10:20 am-3:25 pm

Nonstop3h 05m

$388
Quickest round-trip

ChristchurchSydney

CHC - SYD

CHCSYD

Christchurch

sáb. 8/8

5:20 pm-6:40 pm

Nonstop3h 20m

Sydney Kingsford Smith

mié. 8/12

7:15 pm-12:20 am

Nonstop3h 05m

$394

ChristchurchSydney

CHC - SYD

CHCSYD

Christchurch

dom. 8/30

9:00 pm-8:45 am

1 stop13h 45m

Sydney Kingsford Smith

sáb. 9/5

5:55 pm-11:05 pm

Nonstop3h 10m

$456

ChristchurchSydney

CHC - SYD

CHCSYD

Christchurch

sáb. 8/8

8:20 am-4:25 pm

1 stop10h 05m

Sydney Kingsford Smith

mié. 8/12

7:15 pm-12:20 am

Nonstop3h 05m

$533

ChristchurchBangkok

CHC - BKK

CHCBKK

Christchurch

mié. 8/5

8:20 am-7:50 pm

1 stop16h 30m

Bangkok Suvarnabhumi

mié. 8/19

9:40 pm-4:25 pm

1 stop13h 45m

$600

ChristchurchHonolulu

CHC - HNL

CHCHNL

Christchurch

sáb. 8/15

4:25 pm-10:10 pm

2 stops27h 45m

Honolulu

jue. 8/20

10:55 pm-1:05 pm

3 stops40h 10m

$769

ChristchurchBangkok

CHC - BKK

CHCBKK

Christchurch

mar. 7/28

8:20 am-7:50 pm

1 stop16h 30m

Bangkok Suvarnabhumi

mar. 8/25

9:50 pm-4:25 pm

2 stops37h 35m

$782

ChristchurchBangkok

CHC - BKK

CHCBKK

Christchurch

dom. 5/24

8:20 am-7:50 pm

1 stop16h 30m

Bangkok Suvarnabhumi

dom. 5/31

9:50 pm-4:25 pm

2 stops37h 35m

$842

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from South Island

Have a flexible travel schedule? Discover the best time to fly from South Island with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from South Island

Get recent, data-driven insights about flights from South Island including ideal travel times, pricing trends, and more.

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

Currently, May is the cheapest month in which you can book a flight from South Island (average of $593). Flying from South Island in February will prove the most costly (average of $989). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Browse thousands of different options on Cheapflights for your next trip

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Related info for your journey

Access useful and relevant information related to your journey from South Island. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated abril 27, 2026.

  • What is the cheapest airport to fly out of South Island?

    Istanbul airport offers the cheapest routes to Boston, from $23; whereas Cheongju airport is typically cheaper if you're flying to Jeju City, from $24. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from South Island?

    May is currently the cheapest month to fly from South Island. At this moment in time February is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from South Island?

    Check out the cheapest flights from South Island to embark to:
    Fly from Istanbul to Ankara from $23 round trip
    Fly from Cheongju to Jeju City from $24 round trip
    Fly from Brussels to Budapest from $28 round trip
    Fly from Frankfurt am Main to Tirana from $29 round trip
    Fly from Brussels to Warsaw from $32 round trip

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