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$803+ 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CHC
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap 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 December 23, 2025.

This KAYAK deal was found by Cheapflights users on 12/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:01 pmIAD - ZQN
2 stops27h 39mAir New Zealand
Wed 12/317:00 amZQN - IAD
2 stops31h 55mAir New Zealand
Deal found 12/22$2,708
This oojo deal was found by Cheapflights users on 12/21. 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.
Fri 12/266:01 pmIAD - CHC
1 stop22h 34mAir New Zealand
Sun 1/47:45 pmCHC - IAD
2 stops47h 22mAir New Zealand
Deal found 12/21$2,806
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:35 pmIAD - CHC
1 stop28h 00mUnited Airlines
Sat 1/36:00 amCHC - IAD
2 stops33h 15mUnited Airlines
Deal found 12/20$3,285
This oojo deal was found by Cheapflights users on 12/20. 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.
Wed 12/246:01 pmIAD - CHC
2 stops30h 24mAir New Zealand
Sat 1/37:10 pmCHC - IAD
2 stops45h 09mAir New Zealand
Deal found 12/20$3,466
This American Airlines deal was found by Cheapflights users on 12/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:12 pmIAD - ZQN
2 stops29h 38mAmerican Airlines
Wed 12/3110:45 amZQN - IAD
3 stops29h 05mAmerican Airlines
Deal found 12/22$4,185
This Air Canada deal was found by Cheapflights users on 12/21. 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 12/2610:06 pmIAD - CHC
3 stops54h 59mAir Canada
Sun 1/46:10 amCHC - IAD
3 stops47h 38mAir Canada
Deal found 12/21$7,742
This Malaysia Airlines deal was found by Cheapflights users on 12/20. 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 Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/248:05 pmIAD - CHC
3 stops58h 20mMalaysia Airlines
Sat 1/36:05 amCHC - IAD
3 stops44h 15mMalaysia Airlines
Deal found 12/20$13,736

Find 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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,402
(Air Canada)

One-way from

$803
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$3,275
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. 20% potential increase in price ($402 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 14% potential price decrease ($194 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 23, 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

Thu 3/5

12:33 pm-11:05 pm

3 stops40h 32m

Christchurch

Sun 3/15

6:10 am-9:21 pm

3 stops32h 11m

$1,402

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Tue 2/17

8:30 am-11:05 pm

2 stops44h 35m

Christchurch

Tue 3/3

7:15 pm-8:41 pm

2 stops43h 26m

$1,535

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Tue 2/17

9:00 am-11:05 pm

3 stops44h 05m

Christchurch

Tue 3/3

6:10 am-9:21 pm

3 stops33h 11m

$1,548

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Wed 2/4

12:40 pm-9:05 am

2 stops26h 25m

Christchurch

Wed 2/11

6:00 am-4:22 pm

2 stops28h 22m

$1,595

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Tue 1/20

3:19 pm-9:05 am

2 stops23h 46m

Christchurch

Tue 1/27

6:00 am-4:22 pm

2 stops28h 22m

$1,595

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

Tue 2/17

12:33 pm-7:55 pm

3 stops37h 22m

Queenstown Intl

Tue 3/3

8:50 pm-8:26 pm

3 stops41h 36m

$1,673

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Sat 4/11

10:15 pm-8:10 am

2 stops41h 55m

Christchurch

Sat 4/25

6:30 am-4:25 pm

2 stops25h 55m

$1,707

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Thu 2/19

12:35 pm-10:25 am

2 stops27h 50m

Christchurch

Sat 2/28

6:00 am-4:24 pm

2 stops28h 24m

$1,733

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Thu 2/5

3:19 pm-10:25 am

2 stops25h 06m

Christchurch

Thu 2/12

6:10 am-8:29 pm

3 stops32h 19m

$1,739

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Wed 2/4

3:19 pm-9:05 am

2 stops23h 46m

Christchurch

Wed 2/11

6:10 am-8:29 pm

3 stops32h 19m

$1,744

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 32 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 December 23, 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 December 23, 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
556 reviews

Boarding

8.2

Crew

8.5

Comfort

8.0

Food

7.4

Overall

8.0

Entertainment

7.5

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
556 reviews
Air New Zealand
8.0
Very good
556 reviews

Boarding

8.2

Crew

8.5

Comfort

8.0

Food

7.4

Overall

8.0

Entertainment

7.5

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
9,105 reviews
Air New Zealand
8.0
Very good
556 reviews

Boarding

8.2

Crew

8.5

Comfort

8.0

Food

7.4

Overall

8.0

Entertainment

7.5

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 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 26h 10m. Air Canada provides one of the quickest options available for as low as $2,531. Airlines will cover a distance of 9052 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 - Blenheim 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$1,275Average$2,194FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$1,339Average$2,040FlexibilityNo cancel feeOn-time69%

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