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$602+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CHC
may. 6 — may. 131
mar. 5/6
mar. 5/13
1 adult, Economy
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Cheap 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 mayo 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,306
(oojo)

One-way from

$648
(oojo)

Popular in

December

Cheapest in

May

Average price

$1,233
Provider with most accurate pricing for Boston Logan Intl-Christchurch flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Christchurch flights.
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From Boston Logan Intl to South Island
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One-way flight from Boston Logan Intl to South Island
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Highest demand for flights based on searches. 4% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 mayo 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/126:08 pmBOS - CHC
2 stops26h 32mAmerican Airlines
mié. 11/268:20 amCHC - BOS
2 stops28h 35mAmerican Airlines
Deal found 4/29$1,090
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/208:00 amBOS - CHC
2 stops31h 25mAir New Zealand
lun. 12/18:10 pmCHC - BOS
2 stops53h 08mAir New Zealand
Deal found 4/30$1,209
This Air New Zealand deal was found by Cheapflights users on 4/29. 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 Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/129:30 amBOS - CHC
3 stops31h 55mMultiple Airlines
mié. 11/265:00 pmCHC - BOS
3 stops30h 58mMultiple Airlines
Deal found 4/29$1,326
This KAYAK deal was found by Cheapflights users on 4/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/307:45 amBOS - DUD
2 stops38h 50mAir New Zealand
mié. 8/139:25 amDUD - BOS
2 stops36h 49mAir New Zealand
Deal found 4/30$1,349
This United Airlines deal was found by Cheapflights users on 4/30. 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.
jue. 11/206:00 amBOS - CHC
3 stops34h 25mUnited Airlines
lun. 12/11:00 pmCHC - BOS
2 stops41h 35mUnited Airlines
Deal found 4/30$1,382
This Justfly.com deal was found by Cheapflights users on 4/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/292:37 pmBOS - CHC
3 stops30h 48mQantas Airways
lun. 12/153:40 pmCHC - BOS
2 stops33h 17mQantas Airways
Deal found 4/29$2,034
This Gurufare deal was found by Cheapflights users on 4/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/306:06 pmBOS - DUD
3 stops32h 09mMultiple Airlines
mié. 8/131:35 pmDUD - BOS
3 stops33h 58mMultiple Airlines
Deal found 4/30$2,043
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/1310:30 amBOS - CHC
3 stops54h 10mSingapore Airlines
mié. 12/171:10 amCHC - BOS
2 stops40h 12mSingapore Airlines
Deal found 4/29$3,830

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 mayo 1, 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

dom. 5/11

3:41 pm-9:55 am

2 stops26h 14m

Christchurch

dom. 5/18

5:00 pm-7:26 am

2 stops30h 26m

$1,306

BostonDunedin

BOS - DUD

BOSDUD

Boston Logan Intl

mié. 7/30

7:45 am-2:35 pm

2 stops38h 50m

Dunedin

mié. 8/13

10:45 am-7:33 am

3 stops36h 48m

$1,349

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

mié. 7/30

5:31 pm-11:25 am

2 stops25h 54m

Christchurch

mié. 8/13

5:00 pm-7:33 am

3 stops30h 33m

$1,448

BostonDunedin

BOS - DUD

BOSDUD

Boston Logan Intl

jue. 7/3

6:11 pm-11:45 am

2 stops25h 34m

Dunedin

lun. 7/14

9:25 am-7:33 am

3 stops38h 08m

$1,469

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

mié. 7/30

7:30 am-8:55 am

2 stops33h 25m

Christchurch

mié. 8/13

5:00 pm-7:33 am

3 stops30h 33m

$1,568

BostonDunedin

BOS - DUD

BOSDUD

Boston Logan Intl

mié. 7/30

6:06 pm-6:15 pm

3 stops32h 09m

Dunedin

mié. 8/13

1:35 pm-7:33 am

3 stops33h 58m

$2,043

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

dom. 6/22

1:45 pm-9:30 am

3 stops51h 45m

Christchurch

dom. 6/29

10:50 am-4:13 pm

3 stops45h 23m

$4,246

BostonChristchurch

BOS - CHC

BOSCHC

Boston Logan Intl

mar. 10/7

6:00 am-1:05 pm

3 stops38h 05m

$602

BostonQueenstown

BOS - ZQN

BOSZQN

Boston Logan Intl

dom. 5/11

3:41 pm-9:50 am

2 stops26h 09m

$648

BostonQueenstown

BOS - ZQN

BOSZQN

Boston Logan Intl

dom. 5/11

5:00 am-10:20 am

3 stops61h 20m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 18 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, July is the cheapest month in which you can book a flight from Boston to South Island (average of $1,101). Flying from Boston to South Island in December is currently the most expensive (average of $1,869). 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.

What is the cheapest time of day to fly from BOS to EDG?

Find hourly flight availability from Boston to South Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mayo 1, 2025.

When flying from Boston to South Island, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in South Island by month

Plan your trip to South Island by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Island ranges from 1.6 - 2.4 inches per month. May is typically the wettest month, when rainfall can reach 2.4 in. February is typically the driest time to visit South Island when rainfall is around 1.6 in.

Temperature in South Island by month

Plan your trip to South Island by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Island, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 42.8 F).

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 mayo 1, 2025.
Peruse reviews from past customers who have flown with Singapore Airlines, Air New Zealand and Qantas Airways from Boston to South Island to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,292 reviews

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.1
Very good
1,292 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Air New Zealand
8.0
Very good
472 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Qantas Airways
7.5
Good
829 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
United Airlines
7.4
Good
8,696 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

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.

  • 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, July is the cheapest month in which you can book a flight from Boston to South Island (average of $1,101). Flying from Boston to South Island in December is currently the most expensive (average of $1,869). 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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$885Average$1,394FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$1,204Average$1,770FlexibilityNo cancel feeOn-time78%
American AirlinesCheapest$1,254Average$1,505FlexibilityNo cancel feeOn-time71%

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