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South Island

$720+ 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 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CHC
Feb 21 — Feb 281
Sat 2/21
Sat 2/28
1 adult, Economy
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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 January 22, 2026.

This FlightHub deal was found by Cheapflights users on 1/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:15 am
BOS
-
CHC
2 stops46h 50m
Multiple Airlines
Mon 3/96:10 am
CHC
-
BOS
2 stops33h 27m
Multiple Airlines
Deal found 1/20$968
This Air Canada deal was found by Cheapflights users on 1/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:45 am
BOS
-
CHC
3 stops42h 20m
Air Canada
Mon 3/96:10 am
CHC
-
BOS
3 stops47h 02m
Air Canada
Deal found 1/22$969
This American Airlines deal was found by Cheapflights users on 1/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/267:00 pm
BOS
-
CHC
2 stops24h 15m
American Airlines
Mon 2/29:50 am
CHC
-
BOS
2 stops27h 09m
American Airlines
Deal found 1/19$1,031
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/108:21 am
BOS
-
ZQN
2 stops32h 29m
Air New Zealand
Thu 3/193:05 pm
ZQN
-
BOS
2 stops23h 49m
Air New Zealand
Deal found 1/20$1,148
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/51:45 pm
BOS
-
CHC
2 stops25h 20m
Air New Zealand
Tue 3/244:00 pm
CHC
-
BOS
2 stops32h 11m
Air New Zealand
Deal found 1/20$1,148
This FlightHub deal was found by Cheapflights users on 1/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:00 am
BOS
-
CHC
1 stop32h 35m
Air New Zealand
Tue 3/241:15 pm
CHC
-
BOS
1 stop28h 34m
Air New Zealand
Deal found 1/20$1,176
This KAYAK deal was found by Cheapflights users on 1/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1110:56 am
BOS
-
CHC
1 stop29h 39m
Air New Zealand
Wed 3/2510:40 am
CHC
-
BOS
2 stops28h 14m
Air New Zealand
Deal found 1/20$1,177
This Air Canada deal was found by Cheapflights users on 1/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:15 am
BOS
-
CHC
3 stops46h 50m
Air Canada
Tue 3/246:10 am
CHC
-
BOS
3 stops44h 52m
Air Canada
Deal found 1/20$1,181
This FlightHub deal was found by Cheapflights users on 1/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:50 pm
BOS
-
CHC
1 stop22h 45m
Air New Zealand
Mon 3/238:00 am
CHC
-
BOS
2 stops40h 04m
Air New Zealand
Deal found 1/20$1,182
This Air Canada deal was found by Cheapflights users on 1/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/231:00 pm
BOS
-
CHC
3 stops40h 55m
Multiple Airlines
Fri 1/306:10 am
CHC
-
BOS
3 stops45h 52m
Multiple Airlines
Deal found 1/22$1,197
This Orbitz deal was found by Cheapflights users on 1/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:55 pm
BOS
-
ZQN
3 stops54h 00m
Multiple Airlines
Fri 3/68:50 pm
ZQN
-
BOS
3 stops43h 47m
Multiple Airlines
Deal found 1/20$1,199
This KAYAK deal was found by Cheapflights users on 1/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/287:55 am
BOS
-
ZQN
2 stops35h 35m
Air New Zealand
Sat 2/75:20 pm
ZQN
-
BOS
2 stops32h 01m
Air New Zealand
Deal found 1/19$1,226

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 January 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$968
(Air Canada)

One-way from

$720
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$1,159
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 ($60 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 January 2026
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 January 22, 2026.
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

10:45 am-11:05 pm

3 stops42h 20m

Christchurch

Mon 3/9

6:10 am-12:12 pm

3 stops47h 02m

$969

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Tue 2/24

1:00 pm-11:05 pm

2 stops40h 05m

Christchurch

Mon 3/9

6:05 am-10:37 pm

2 stops33h 32m

$981

BostonQueenstown

BOS - ZQN

BOSZQN

Boston Logan Intl

Tue 3/10

8:21 am-9:50 am

2 stops32h 29m

Queenstown Intl

Thu 3/19

3:05 pm-9:54 pm

2 stops23h 49m

$1,148

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Thu 3/5

1:45 pm-9:05 am

2 stops25h 20m

Christchurch

Tue 3/24

4:00 pm-7:11 am

2 stops32h 11m

$1,148

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Wed 3/4

8:00 am-10:35 am

1 stop32h 35m

Christchurch

Tue 3/24

1:15 pm-12:49 am

1 stop28h 34m

$1,176

BostonQueenstown

BOS - ZQN

BOSZQN

Boston Logan Intl

Mon 3/2

7:55 pm-7:55 pm

3 stops54h 00m

Queenstown Intl

Fri 3/6

8:50 pm-10:37 pm

3 stops43h 47m

$1,199

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Wed 3/4

8:00 am-10:35 am

1 stop32h 35m

Christchurch

Wed 3/25

12:00 pm-9:54 pm

2 stops26h 54m

$1,216

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Thu 3/5

1:45 pm-12:25 pm

2 stops28h 40m

Christchurch

Wed 3/25

12:00 pm-9:54 pm

2 stops26h 54m

$1,222

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

Wed 2/11

1:50 pm-10:35 am

1 stop26h 45m

Christchurch

Wed 3/25

6:10 am-11:57 pm

3 stops34h 47m

$1,235

BostonQueenstown

BOS - ZQN

BOSZQN

Boston Logan Intl

Tue 3/10

5:45 am-8:35 am

3 stops33h 50m

Queenstown Intl

Thu 3/19

3:05 pm-9:54 pm

2 stops23h 49m

$1,242

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/22

Showing 1-10 of 36 results
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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 $621). 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 January 22, 2026.
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
573 reviews

Entertainment

7.4

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air New Zealand
8.0
Very good
573 reviews
Air New Zealand
8.0
Very good
573 reviews

Entertainment

7.4

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
United Airlines
7.4
Good
9,192 reviews
Air New Zealand
8.0
Very good
573 reviews

Entertainment

7.4

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
American Airlines
7.2
Good
11,176 reviews
Air New Zealand
8.0
Very good
573 reviews

Entertainment

7.4

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane

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 32h 29m. 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 $621). 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

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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 January 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$1,063Average$1,622FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$1,153Average$1,441FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,217Average$1,304FlexibilityNo cancel feeOn-time71%

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