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Cheap flights from South Island to Washington, D.C. Dulles Intl Airport from $975

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHC — IAD
11 Mar — 18 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from South Island to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from South Island to Dulles Intl
Explore the most affordable flight options available from South Island to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 February 2026.

Thu 12/216:00
CHC
-
IAD
2 stops42h 40m
United Airlines
Mon 16/222:05
IAD
-
CHC
2 stops66h 30m
United Airlines
Deal found 5/2$2,336
Thu 12/209:50
CHC
-
IAD
2 stops25h 00m
American Airlines
Mon 16/206:00
IAD
-
CHC
2 stops37h 15m
American Airlines
Deal found 6/2$2,577
Wed 25/306:05
CHC
-
IAD
2 stops33h 48m
Qantas Airways
Wed 1/417:52
IAD
-
CHC
2 stops37h 28m
Qantas Airways
Deal found 8/2$2,663
Wed 25/309:00
CHC
-
IAD
3 stops28h 30m
American Airlines
Wed 1/417:52
IAD
-
CHC
2 stops37h 28m
American Airlines
Deal found 8/2$3,225
Wed 25/306:10
CHC
-
IAD
3 stops46h 36m
Air Canada
Wed 1/422:14
IAD
-
CHC
3 stops56h 06m
Air Canada
Deal found 8/2$3,582
Thu 12/206:10
CHC
-
IAD
3 stops33h 11m
Air Canada
Mon 16/222:09
IAD
-
CHC
3 stops54h 56m
Air Canada
Deal found 6/2$4,848

Find flight deals from South Island to Dulles Intl

Keep the following information in mind while searching for South Island to Dulles Intl flight deals. Data was last updated 9 February 2026.

Round-trip from

$2,663

One-way from

$975
Qantas Airways
  • Qantas Airways
  • 25/3-1/4
  • 4 total stops
  • 71h 16m total
  • South Island to Washington, D.C.
Search Deals
29/4
  • 29/4
  • 3 total stops
  • 33h 11m total
  • South Island to Washington, D.C.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from South Island to Dulles Intl 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 134,765 searches. Data last updated 9 February 2026.
Use the filters below to find and compare flights from South Island to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

South Island

Fly to

Dulles Intl

Route

Departure

Return

Price

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 25/3

06:05-22:53

2 stops33h 48m

Washington, D.C. Dulles Intl

Wed 1/4

17:52-00:20

2 stops37h 28m

$2,663

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 25/3

09:00-20:30

3 stops28h 30m

Washington, D.C. Dulles Intl

Wed 1/4

17:52-00:20

2 stops37h 28m

$3,225

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 25/3

06:10-11:46

3 stops46h 36m

Washington, D.C. Dulles Intl

Wed 1/4

22:14-23:20

3 stops56h 06m

$3,582

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 29/4

15:45-08:56

3 stops33h 11m

$975

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Mon 27/7

13:05-07:32

3 stops34h 27m

$1,234

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Thu 14/5

16:05-22:49

2 stops22h 44m

$1,248

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Mon 27/7

16:05-00:47

2 stops24h 42m

$1,249

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 29/4

17:05-00:45

2 stops23h 40m

$1,258

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Mon 29/6

17:00-22:43

2 stops21h 43m

$1,298

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Thu 14/5

06:00-20:29

3 stops30h 29m

$1,322

Flights are sorted by cheapest return flights first.

Deals found on 6/2

Showing 1-10 of 11 results
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Best time to book a flight from South Island to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from South Island with our price prediction graph.
Estimated return 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 South Island to Washington, D.C. Dulles Intl Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from South Island to Dulles Intl. 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 South Island to Washington, D.C. Dulles Intl Airport?

    There are many flights that can get you from South Island to Washington, D.C. Dulles Intl Airport in 28h 30m. Fly via Qantas Airways, American Airlines, or Air Canada to get the fastest option. Airlines will cover a distance of 14305 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from South Island to Dulles Intl 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for South Island to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Christchurch to Dulles Intl flights

Fly with Cheapflights

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How does Cheapflights help users find flights from South Island to Dulles Intl?

When you search for this flight from South Island to Dulles Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from South Island to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from South Island to Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from South Island to Dulles Intl with no change fees?

Yes, we can. To see specific flights from South Island to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from South Island to Dulles Intl become cheaper?

Yes, Cheapflights offers price alerts on South Island to Dulles Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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