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$827+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CHC
Feb 8 — Feb 151
Sun 2/8
Sun 2/15
1 adult, Economy
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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 January 9, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,384
(oojo)

One-way from

$827
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,345
Provider with most accurate pricing for Washington, D.C. (WAS)-Christchurch flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Christchurch flights.
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From Washington, D.C. Dulles Intl to South Island
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One-way flight from Washington, D.C. Dulles Intl to South Island
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Highest demand for flights based on searches. 20% potential increase in price ($407 potential increase over avg. RT price).
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Cheapest flight prices on average. 14% potential price decrease ($197 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 9, 2026.

This oojo deal was found by Cheapflights users on 1/8. 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 2/1812:35 pmIAD - CHC
2 stops27h 20mAir New Zealand
Tue 3/105:30 pmCHC - IAD
2 stops23h 58mAir New Zealand
Deal found 1/8$1,384
This oojo deal was found by Cheapflights users on 1/7. 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 2/174:10 pmIAD - ZQN
2 stops28h 10mAir New Zealand
Tue 3/39:20 amZQN - IAD
2 stops29h 27mAir New Zealand
Deal found 1/7$1,384
This oojo deal was found by Cheapflights users on 1/7. 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 2/1710:10 pmIAD - CHC
1 stop42h 25mAir New Zealand
Tue 3/33:05 pmCHC - IAD
2 stops23h 42mAir New Zealand
Deal found 1/7$1,402
This KAYAK deal was found by Cheapflights users on 1/8. 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 10/74:10 pmIAD - ZQN
2 stops26h 15mAir New Zealand
Mon 10/193:05 pmZQN - IAD
2 stops26h 45mAir New Zealand
Deal found 1/8$1,421
This FlightHub deal was found by Cheapflights users on 1/8. 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 6/104:10 pmIAD - CHC
2 stops24h 45mAir New Zealand
Thu 6/185:00 pmCHC - IAD
2 stops23h 50mAir New Zealand
Deal found 1/8$1,424
This oojo deal was found by Cheapflights users on 1/8. 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 4/510:11 pmIAD - ZQN
2 stops42h 59mAir New Zealand
Sat 5/23:05 pmZQN - IAD
2 stops25h 39mAir New Zealand
Deal found 1/8$1,443
This KAYAK deal was found by Cheapflights users on 1/8. 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 2/182:36 pmIAD - CHC
1 stop25h 59mAir New Zealand
Wed 3/115:00 pmCHC - IAD
2 stops20h 41mAir New Zealand
Deal found 1/8$1,444
This KAYAK deal was found by Cheapflights users on 1/8. 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.
Mon 2/166:03 amIAD - CHC
2 stops33h 02mAir New Zealand
Tue 3/101:15 pmCHC - IAD
1 stop23h 12mAir New Zealand
Deal found 1/8$1,445
This KAYAK deal was found by Cheapflights users on 1/8. 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 2/196:05 pmIAD - CHC
2 stops24h 50mAir New Zealand
Wed 3/115:00 pmCHC - IAD
2 stops24h 28mAir New Zealand
Deal found 1/8$1,450
This oojo deal was found by Cheapflights users on 1/8. 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 2/2610:10 pmIAD - CHC
1 stop42h 25mAir New Zealand
Sun 3/89:00 pmCHC - IAD
2 stops44h 28mAir New Zealand
Deal found 1/8$1,451
This KAYAK deal was found by Cheapflights users on 1/8. 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.
Tue 2/1710:10 pmIAD - CHC
1 stop42h 25mAir New Zealand
Tue 3/101:15 pmCHC - IAD
1 stop20h 23mAir New Zealand
Deal found 1/8$1,457
This oojo deal was found by Cheapflights users on 1/8. 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.
Sat 4/253:25 pmIAD - ZQN
2 stops26h 25mAir New Zealand
Sun 5/33:05 pmZQN - IAD
2 stops26h 19mAir New Zealand
Deal found 1/8$1,479

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 January 9, 2026.
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 2/18

12:35 pm-9:55 am

2 stops27h 20m

Christchurch

Tue 3/10

5:30 pm-12:28 am

2 stops23h 58m

$1,384

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Tue 2/17

10:10 pm-10:35 am

1 stop42h 25m

Christchurch

Tue 3/3

3:05 pm-8:47 pm

2 stops23h 42m

$1,402

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Wed 2/18

8:30 am-10:35 am

1 stop32h 05m

Christchurch

Thu 3/12

3:05 pm-1:03 am

2 stops26h 58m

$1,444

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Thu 2/19

6:05 pm-12:55 pm

2 stops24h 50m

Christchurch

Thu 3/12

5:00 pm-12:28 am

2 stops24h 28m

$1,450

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Mon 2/16

6:03 am-9:05 am

2 stops33h 02m

Christchurch

Thu 3/12

5:00 pm-12:28 am

2 stops24h 28m

$1,450

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Sat 2/21

2:36 pm-9:55 am

2 stops25h 19m

Christchurch

Sat 2/28

7:40 pm-10:16 pm

2 stops44h 36m

$1,479

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Fri 2/20

4:10 pm-10:35 am

1 stop24h 25m

Christchurch

Tue 3/10

1:15 pm-4:38 pm

1 stop20h 23m

$1,489

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Tue 3/17

3:45 pm-9:05 am

2 stops24h 20m

Christchurch

Thu 3/26

6:00 am-6:20 pm

2 stops29h 20m

$1,495

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

Mon 2/16

6:03 am-9:05 am

2 stops33h 02m

Christchurch

Tue 3/10

6:00 am-8:47 pm

2 stops31h 47m

$1,495

Washington, D.C.Dunedin

IAD - DUD

IADDUD

Washington, D.C. Dulles Intl

Tue 5/5

8:50 am-2:25 pm

2 stops37h 35m

Dunedin

Thu 5/14

3:10 pm-10:49 pm

2 stops23h 39m

$1,509

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 41 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
No data available for this route at this time. Please check back soon.

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 9, 2026.
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
567 reviews

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.4

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
567 reviews
Air New Zealand
8.0
Very good
567 reviews

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.4

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
9,142 reviews
Air New Zealand
8.0
Very good
567 reviews

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.4

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 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 27h 20m. Air New Zealand provides one of the quickest options available for as low as $1,384. Airlines will cover a distance of 8889 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 January 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$1,275Average$2,194FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$1,841Average$2,061FlexibilityNo cancel feeOn-time69%

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