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Cheap flights from South Island to Washington, D.C. Dulles Intl Airport from $1,918

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
CHC — IAD
13 Oct — 20 Oct1
1 adult
1 adult, Economy

Cheap 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 13 September 2025.

Round-trip from

$1,916
United Airlines
  • United Airlines
  • 6/3-10/3
  • 4 total stops
  • 67h 23m total
  • South Island to Washington, D.C.
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Find flight deals from South Island to Dulles Intl

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 13 September 2025.

Wed 1/1007:00CHC - IAD
2 stops32h 48mAmerican Airlines
Thu 9/1017:54IAD - CHC
2 stops37h 05mAmerican Airlines
Deal found 12/9$2,756
Wed 1/1007:00CHC - IAD
3 stops43h 38mMultiple Airlines
Thu 9/1015:36IAD - CHC
3 stops38h 39mMultiple Airlines
Deal found 12/9$4,127

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 13 September 2025.
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

Fri 6/3

14:15-21:09

2 stops24h 54m

Washington, D.C. Dulles Intl

Tue 10/3

22:06-09:35

2 stops42h 29m

$1,918

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Fri 6/3

14:15-00:24

1 stop28h 09m

Washington, D.C. Dulles Intl

Tue 10/3

22:05-09:35

1 stop42h 30m

$2,176

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 1/10

07:00-22:48

2 stops32h 48m

Washington, D.C. Dulles Intl

Thu 9/10

17:54-23:59

2 stops37h 05m

$2,756

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 1/10

07:00-09:38

3 stops43h 38m

Washington, D.C. Dulles Intl

Thu 9/10

15:36-23:15

3 stops38h 39m

$4,127

Flights are sorted by cheapest return flights first.

Deals found on 11/9

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

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

Find hourly flight availability from South Island to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Island to Washington, D.C. Dulles Intl Airport as you normally would.

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 24h 54m. Fly via United Airlines or Air New Zealand 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

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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

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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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