HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Island

$641+ Cheap flights from Boston (BOS) to South Island

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CHC
Jan 30 — Feb 61
Fri 1/30
Fri 2/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to South Island with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to South Island

Cheapest flights from Boston to South Island
Explore the most affordable flight options available from Boston to South Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

This United Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:44 pmBOS - CHC
2 stops44h 51mUnited Airlines
Sun 1/182:15 pmCHC - BOS
1 stop20h 58mUnited Airlines
Deal found 12/30$1,226
This Malaysia Airlines deal was found by Cheapflights users on 12/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:45 pmBOS - CHC
3 stops47h 45mMultiple Airlines
Sun 1/1810:30 amCHC - BOS
3 stops45h 50mMultiple Airlines
Deal found 12/29$5,859

Find flight deals from Boston to South Island

Keep the following information in mind while searching for Boston to South Island flight deals. Data was last updated December 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,003
(Air Canada)

One-way from

$641
(FlightHub)

Popular in

June

Cheapest in

January

Average price

$1,835
Provider with most accurate pricing for Boston Logan Intl-Christchurch flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Christchurch flights.
Search Deals
From Boston Logan Intl to South Island
Search Deals
One-way flight from Boston Logan Intl to South Island
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to South Island that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 31, 2025.
Use the filters below to find and compare flights from Boston to South Island that are best for you.

Fly from

Boston

Fly to

South Island

Route

Depart

Return

Price

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Tue 2/24

6:15 am-11:05 pm

3 stops46h 50m

Christchurch

Mon 3/9

6:10 am-12:12 pm

3 stops47h 02m

$1,003

BostonQueenstown

BOS - ZQN

BOSZQN

Boston Logan Intl

Tue 3/10

1:00 pm-7:55 pm

3 stops37h 55m

Queenstown Intl

Thu 3/19

8:50 pm-10:37 pm

3 stops42h 47m

$1,026

BostonQueenstown

BOS - ZQN

BOSZQN

Boston Logan Intl

Sun 3/8

1:00 pm-7:55 pm

3 stops37h 55m

Queenstown Intl

Sun 3/15

8:50 pm-10:37 pm

3 stops42h 47m

$1,090

BostonQueenstown

BOS - ZQN

BOSZQN

Boston Logan Intl

Wed 1/28

12:11 pm-12:45 pm

2 stops30h 34m

Queenstown Intl

Sat 2/7

7:00 am-5:56 pm

2 stops28h 56m

$1,108

BostonQueenstown

BOS - ZQN

BOSZQN

Boston Logan Intl

Tue 3/10

11:15 am-9:50 am

2 stops29h 35m

Queenstown Intl

Thu 3/19

3:05 pm-9:54 pm

2 stops23h 49m

$1,119

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Wed 3/25

1:20 pm-9:05 am

2 stops26h 45m

Christchurch

Wed 4/8

4:05 pm-7:23 am

2 stops31h 18m

$1,170

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Wed 3/4

6:15 am-11:05 pm

3 stops46h 50m

Christchurch

Sun 3/8

6:10 am-11:12 am

3 stops47h 02m

$1,184

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Mon 2/9

5:57 pm-1:55 pm

2 stops25h 58m

Christchurch

Mon 2/23

5:00 pm-9:31 pm

2 stops22h 31m

$1,192

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Sun 2/15

5:50 pm-10:35 am

1 stop22h 45m

Christchurch

Fri 3/6

2:15 pm-5:51 am

2 stops33h 36m

$1,205

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Wed 2/11

12:08 pm-10:35 am

2 stops28h 27m

Christchurch

Wed 3/25

6:00 am-11:57 pm

3 stops34h 57m

$1,205

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Showing 1-10 of 32 results
1
2
3
4

Best time to book a flight from Boston to South Island

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

Cheapflights Insights

Everything you need to know about your flight from Boston to South Island

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

Currently, September is the cheapest month in which you can book a flight from Boston to South Island (average of $650). Flying from Boston to South Island in June is currently the most expensive (average of $1,909). 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.

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 December 31, 2025.
See what other customers who have flown with Air New Zealand, United Airlines, and American Airlines from Boston to South Island have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very good
563 reviews

Entertainment

7.4

Comfort

8.0

Crew

8.5

Food

7.4

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air New Zealand
8.0
Very good
563 reviews
Air New Zealand
8.0
Very good
563 reviews

Entertainment

7.4

Comfort

8.0

Crew

8.5

Food

7.4

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
United Airlines
7.4
Good
9,126 reviews
Air New Zealand
8.0
Very good
563 reviews

Entertainment

7.4

Comfort

8.0

Crew

8.5

Food

7.4

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
American Airlines
7.2
Good
11,069 reviews
Air New Zealand
8.0
Very good
563 reviews

Entertainment

7.4

Comfort

8.0

Crew

8.5

Food

7.4

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………

Related info for your journey

Find useful and relevant information for your journey from Boston 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 Boston to South Island?

    Located just 2.6 mi from the city center, Boston Logan Intl (BOS) is the airport most travelers will use when flying to South Island from Boston.

  • How long is the flight from Boston to South Island?

    Departing from Boston to South Island will take you 29h 35m. Airlines will cover a distance of 9508 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Boston to South Island?

    Most travelers choose Boston Logan Intl - Christchurch, Boston Logan Intl - Queenstown Intl or Boston Logan Intl - Dunedin when deciding on the best route from Boston to South Island.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Boston to South Island (average of $650). Flying from Boston to South Island in June is currently the most expensive (average of $1,909). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Boston to South Island

Discover the top 3 airlines that operate flights from Boston to South Island. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$1,063Average$1,638FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$1,153Average$1,441FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,217Average$1,304FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.