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$654+ Cheap flights from Dulles Intl (IAD) 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CHC
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find flight deals from Dulles Intl to South Island

Cheapest flights from Dulles Intl to South Island
Explore the most affordable flight options available from Dulles Intl to South Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Ovago deal was found by Cheapflights users on 10/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:00 pmIAD - CHC
2 stops34h 05mAir New Zealand
Sun 12/289:00 pmCHC - IAD
2 stops46h 07mAir New Zealand
Deal found 10/15$1,712
This oojo deal was found by Cheapflights users on 10/15. 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.
Sun 11/306:30 amIAD - CHC
2 stops41h 05mAir New Zealand
Sun 12/76:10 amCHC - IAD
2 stops28h 15mAir New Zealand
Deal found 10/15$1,785
This FlightHub deal was found by Cheapflights users on 10/15. 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.
Thu 12/43:25 pmIAD - ZQN
2 stops28h 55mAir New Zealand
Fri 12/123:25 pmZQN - IAD
2 stops43h 01mAir New Zealand
Deal found 10/15$1,862
This FlightHub deal was found by Cheapflights users on 10/16. 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.
Mon 11/36:03 pmIAD - CHC
2 stops35h 02mAir New Zealand
Mon 11/105:00 pmCHC - IAD
2 stops22h 25mAir New Zealand
Deal found 10/16$1,864
This FlightHub deal was found by Cheapflights users on 10/15. 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.
Sun 11/2310:08 pmIAD - ZQN
2 stops70h 17mAir New Zealand
Wed 12/31:05 pmZQN - IAD
2 stops26h 17mAir New Zealand
Deal found 10/15$1,864
This oojo deal was found by Cheapflights users on 10/15. 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 12/43:25 pmIAD - ZQN
2 stops24h 25mAir New Zealand
Sat 12/134:50 pmZQN - IAD
2 stops41h 35mAir New Zealand
Deal found 10/15$1,879
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:08 pmIAD - ZQN
2 stops28h 27mQantas Airways
Fri 12/127:00 amZQN - IAD
2 stops33h 59mQantas Airways
Deal found 10/15$1,893
This Trip.com deal was found by Cheapflights users on 10/15. 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.
Mon 12/15:03 pmIAD - CHC
2 stops35h 17mMultiple Airlines
Thu 12/256:15 amCHC - IAD
2 stops28h 01mMultiple Airlines
Deal found 10/15$1,913
This FlightHub deal was found by Cheapflights users on 10/15. 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 12/33:25 pmIAD - ZQN
2 stops28h 55mAir New Zealand
Fri 12/123:25 pmZQN - IAD
2 stops43h 01mAir New Zealand
Deal found 10/15$1,913
This oojo deal was found by Cheapflights users on 10/15. 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.
Mon 12/110:08 pmIAD - CHC
2 stops39h 57mAir New Zealand
Sat 2/286:00 amCHC - IAD
2 stops28h 24mAir New Zealand
Deal found 10/15$1,939
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Mon 12/14:10 pmIAD - CHC
2 stops27h 15mUnited Airlines
Thu 12/256:10 amCHC - IAD
2 stops28h 14mUnited Airlines
Deal found 10/16$1,979
This Booking.com deal was found by Cheapflights users on 10/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:00 amIAD - CHC
3 stops44h 05mAir Canada
Sat 2/286:10 amCHC - IAD
3 stops32h 19mAir Canada
Deal found 10/15$2,009

Cheap flight deals from Dulles Intl to South Island

Keep the following information in mind while searching for Dulles Intl to South Island flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,541
(oojo)

One-way from

$654
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,469
Provider with most accurate pricing for Washington, D.C. (WAS)-Christchurch flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Christchurch flights.
Search Deals
From Washington, D.C. Dulles Intl to South Island
Search Deals
One-way flight from Washington, D.C. Dulles Intl to South Island
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($244 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($95 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 October 16, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to South Island that are best for you.

Fly from

Dulles Intl

Fly to

South Island

Route

Depart

Return

Price

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Wed 12/3

7:00 pm-11:05 pm

2 stops34h 05m

Christchurch

Sun 12/28

9:00 pm-1:07 am

2 stops46h 07m

$1,712

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

Mon 2/23

10:10 pm-2:05 pm

2 stops69h 55m

Queenstown Intl

Wed 3/4

3:05 pm-10:26 pm

2 stops25h 21m

$1,739

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Sun 11/30

6:30 am-5:35 pm

2 stops41h 05m

Christchurch

Sun 12/7

6:10 am-4:25 pm

2 stops28h 15m

$1,785

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Mon 11/3

6:03 pm-11:05 pm

2 stops35h 02m

Christchurch

Mon 11/10

5:00 pm-9:25 pm

2 stops22h 25m

$1,864

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

Sun 11/23

10:08 pm-2:25 pm

2 stops70h 17m

Queenstown Intl

Wed 12/3

1:05 pm-9:22 pm

2 stops26h 17m

$1,864

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

Fri 12/5

5:08 pm-3:35 pm

2 stops28h 27m

Queenstown Intl

Fri 12/12

7:00 am-10:59 pm

2 stops33h 59m

$1,893

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Mon 12/1

5:03 pm-10:20 pm

2 stops35h 17m

Christchurch

Thu 12/25

6:15 am-4:16 pm

2 stops28h 01m

$1,913

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

Wed 12/3

3:25 pm-2:20 pm

2 stops28h 55m

Queenstown Intl

Fri 12/12

3:25 pm-4:26 pm

2 stops43h 01m

$1,913

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Mon 12/1

4:10 pm-1:25 pm

2 stops27h 15m

Christchurch

Thu 12/25

6:10 am-4:24 pm

2 stops28h 14m

$1,979

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Sat 1/3

3:22 pm-9:05 am

2 stops23h 43m

Christchurch

Sat 1/17

6:10 am-4:22 pm

2 stops28h 12m

$2,002

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 31 results
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Best time to book a flight from Dulles Intl to South Island

Have a flexible travel schedule? Discover the best time to fly to South Island from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to South Island

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

Find hourly flight availability from Dulles Intl 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 October 16, 2025.

When flying from Washington, D.C. Dulles Intl Airport to South Island, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 47% versus a flight in the afternoon.

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 October 16, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to South Island, such as Air New Zealand and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very good
515 reviews

Entertainment

7.5

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Air New Zealand
8.0
Very good
515 reviews
Air New Zealand
8.0
Very good
515 reviews

Entertainment

7.5

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
United Airlines
7.4
Good
8,982 reviews
Air New Zealand
8.0
Very good
515 reviews

Entertainment

7.5

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to South Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to South Island?

    A quick flight from Washington, D.C. Dulles Intl Airport to South Island can take about 28h 27m. Air New Zealand provides one of the quickest options available for as low as $1,893. Airlines will cover a distance of 9100 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to South Island?

    When deciding which route to take from Washington, D.C. Dulles Intl Airport to South Island consider Washington, D.C. Dulles Intl - Christchurch, Washington, D.C. Dulles Intl - Queenstown Intl or Washington, D.C. Dulles Intl - Dunedin as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

See more FAQs

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Alternative routes for Dulles Intl to South Island

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Dulles Intl to South Island

Discover the top 2 airlines that operate flights from Dulles Intl 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$1,185Average$1,763FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$1,339Average$1,961FlexibilityNo cancel feeOn-time69%

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