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$1,383+ Cheap flights from Dulles Intl (IAD) to South Island

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CHC
feb. 16 — feb. 231
lun. 2/16
lun. 2/23
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 enero 17, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,383
(oojo)

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
Search Deals
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 enero 17, 2026.

This oojo deal was found by Cheapflights users on 1/14. 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.
lun. 5/45:37 pm
IAD
-
CHC
2 stops24h 48m
Air New Zealand
mar. 5/194:05 pm
CHC
-
IAD
2 stops24h 39m
Air New Zealand
Deal found 1/14$1,383
This oojo deal was found by Cheapflights users on 1/15. 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.
mar. 2/176:00 pm
IAD
-
CHC
2 stops45h 05m
Air New Zealand
mar. 3/35:30 pm
CHC
-
IAD
2 stops24h 26m
Air New Zealand
Deal found 1/15$1,401
This oojo deal was found by Cheapflights users on 1/15. 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.
mar. 2/1710:05 pm
IAD
-
ZQN
2 stops41h 45m
Air New Zealand
mar. 3/33:05 pm
ZQN
-
IAD
2 stops23h 42m
Air New Zealand
Deal found 1/15$1,401
This Air Canada deal was found by Cheapflights users on 1/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/29:00 am
IAD
-
CHC
3 stops44h 05m
Multiple Airlines
lun. 3/96:10 am
CHC
-
IAD
3 stops31h 16m
Multiple Airlines
Deal found 1/16$1,410
This KAYAK deal was found by Cheapflights users on 1/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/72:36 pm
IAD
-
ZQN
2 stops30h 44m
Air New Zealand
lun. 10/192:15 pm
ZQN
-
IAD
2 stops25h 21m
Air New Zealand
Deal found 1/15$1,421
This oojo deal was found by Cheapflights users on 1/15. 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.
vie. 10/161:00 pm
IAD
-
CHC
2 stops27h 25m
Air New Zealand
lun. 10/266:10 am
CHC
-
IAD
2 stops27h 03m
Air New Zealand
Deal found 1/15$1,426
This oojo deal was found by Cheapflights users on 1/15. 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.
lun. 2/2312:50 pm
IAD
-
ZQN
2 stops29h 30m
Air New Zealand
vie. 3/63:05 pm
ZQN
-
IAD
2 stops27h 23m
Air New Zealand
Deal found 1/15$1,431
This oojo deal was found by Cheapflights users on 1/14. 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. 5/216:30 am
IAD
-
CHC
2 stops35h 05m
Air New Zealand
sáb. 5/304:05 pm
CHC
-
IAD
2 stops24h 45m
Air New Zealand
Deal found 1/14$1,443
This oojo deal was found by Cheapflights users on 1/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/175:37 pm
IAD
-
CHC
2 stops36h 48m
Qantas Airways
mar. 3/36:20 am
CHC
-
IAD
2 stops28h 11m
Qantas Airways
Deal found 1/16$1,548
This oojo deal was found by Cheapflights users on 1/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/245:30 pm
IAD
-
ZQN
2 stops28h 55m
Air New Zealand
sáb. 9/55:20 pm
ZQN
-
IAD
2 stops47h 30m
Air New Zealand
Deal found 1/16$1,552
This Air Canada deal was found by Cheapflights users on 1/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/712:33 pm
IAD
-
CHC
3 stops40h 32m
Multiple Airlines
lun. 3/236:05 am
CHC
-
IAD
3 stops31h 21m
Multiple Airlines
Deal found 1/16$1,593
This Qantas Airways deal was found by Cheapflights users on 1/16. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/95:26 pm
IAD
-
CHC
2 stops36h 59m
Qantas Airways
mar. 3/36:20 am
CHC
-
IAD
2 stops34h 33m
Qantas Airways
Deal found 1/16$1,609

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 enero 17, 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

lun. 3/2

9:00 am-11:05 pm

3 stops44h 05m

Christchurch

lun. 3/9

6:10 am-8:26 pm

3 stops31h 16m

$1,410

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

lun. 2/23

12:50 pm-12:20 pm

2 stops29h 30m

Queenstown Intl

vie. 3/6

3:05 pm-12:28 am

2 stops27h 23m

$1,431

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

mar. 2/17

5:37 pm-12:25 am

2 stops36h 48m

Christchurch

mar. 3/3

6:20 am-4:31 pm

2 stops28h 11m

$1,548

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

sáb. 3/7

12:33 pm-11:05 pm

3 stops40h 32m

Christchurch

lun. 3/23

6:05 am-8:26 pm

3 stops31h 21m

$1,593

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

mar. 2/3

5:26 pm-12:25 am

2 stops36h 59m

Christchurch

vie. 2/20

6:20 am-4:50 pm

2 stops28h 30m

$1,618

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

lun. 3/2

5:37 pm-2:55 pm

2 stops27h 18m

Christchurch

lun. 3/9

6:20 am-4:50 pm

2 stops27h 30m

$1,658

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

vie. 4/3

8:30 am-10:50 am

2 stops33h 20m

Queenstown Intl

sáb. 4/11

5:20 pm-5:25 am

2 stops52h 05m

$1,682

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

dom. 5/17

5:55 pm-2:20 pm

2 stops28h 25m

Christchurch

sáb. 6/6

11:00 am-11:51 pm

2 stops28h 51m

$1,741

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

sáb. 3/7

5:37 pm-12:25 am

2 stops36h 48m

Christchurch

lun. 3/23

6:05 am-10:53 pm

2 stops33h 48m

$1,760

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

dom. 3/8

9:00 am-9:05 pm

3 stops43h 05m

Queenstown Intl

lun. 3/23

3:35 pm-8:26 pm

3 stops45h 51m

$1,807

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 21 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 enero 17, 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
572 reviews

Overall

8.0

Entertainment

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

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
572 reviews
Air New Zealand
8.0
Very good
572 reviews

Overall

8.0

Entertainment

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

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
9,171 reviews
Air New Zealand
8.0
Very good
572 reviews

Overall

8.0

Entertainment

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

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 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 29h 30m. Air New Zealand provides one of the quickest options available for as low as $1,431. 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 enero 17, 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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