Find flights
When to book
FAQs

Cheap flights from South Island to Washington, D.C. Dulles Intl Airport from $1,115

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 17/1. Fares are subject to change and may not be available on all flights or dates of travel.
CHC — IAD
11 Oct — 18 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 11 September 2025.

Round-trip from

$1,915

One-way from

$1,115
United Airlines
  • United Airlines
  • 6/3-10/3
  • 4 total stops
  • 67h 34m total
  • South Island to Washington, D.C.
Search Deals
United Airlines
  • United Airlines
  • 17/1
  • 2 total stops
  • 30h 19m total
  • South Island to Washington, D.C.
Search Deals

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 11 September 2025.

Tue 30/907:00CHC - IAD
2 stops32h 45mQantas Airways
Fri 10/1011:41IAD - CHC
2 stops43h 18mQantas Airways
Deal found 9/9$2,722
Fri 3/1007:20CHC - IAD
2 stops32h 25mQantas Airways
Fri 10/1017:54IAD - CHC
2 stops37h 05mQantas Airways
Deal found 9/9$2,752
Wed 1/1017:00CHC - IAD
2 stops23h 51mAir New Zealand
Thu 9/1015:00IAD - CHC
2 stops28h 25mAir New Zealand
Deal found 9/9$2,813
Tue 30/907:00CHC - IAD
2 stops32h 45mQantas Airways
Wed 8/1017:37IAD - CHC
2 stops37h 22mQantas Airways
Deal found 9/9$2,826
Fri 3/1007:00CHC - IAD
2 stops32h 45mQantas Airways
Wed 8/1017:37IAD - CHC
2 stops37h 22mQantas Airways
Deal found 9/9$2,857
Wed 1/1017:00CHC - IAD
2 stops45h 10mUnited Airlines
Thu 9/1006:30IAD - CHC
2 stops36h 55mUnited Airlines
Deal found 9/9$2,880
Mon 29/917:40CHC - IAD
2 stops46h 05mQantas Airways
Fri 10/1017:54IAD - CHC
2 stops37h 05mQantas Airways
Deal found 9/9$2,892
Fri 3/1017:30CHC - IAD
2 stops54h 32mUnited Airlines
Thu 9/1006:30IAD - CHC
2 stops36h 55mUnited Airlines
Deal found 9/9$2,910
Mon 29/907:00CHC - IAD
2 stops44h 57mAmerican Airlines
Wed 8/1006:45IAD - CHC
2 stops48h 14mAmerican Airlines
Deal found 9/9$2,916
Thu 2/1017:40CHC - IAD
2 stops46h 05mQantas Airways
Wed 8/1017:37IAD - CHC
2 stops37h 22mQantas Airways
Deal found 9/9$2,996
Tue 30/907:00CHC - IAD
2 stops32h 45mQantas Airways
Thu 9/1017:54IAD - CHC
2 stops49h 36mQantas Airways
Deal found 9/9$3,106
Mon 29/917:00CHC - IAD
2 stops31h 09mUnited Airlines
Thu 9/1006:30IAD - CHC
2 stops37h 55mUnited Airlines
Deal found 9/9$3,124

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 11 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

14:15-21:20

2 stops25h 05m

Washington, D.C. Dulles Intl

Tue 10/3

22:06-09:35

2 stops42h 29m

$1,915

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

$2,175

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Tue 30/9

07:00-22:45

2 stops32h 45m

Washington, D.C. Dulles Intl

Fri 10/10

11:41-23:59

2 stops43h 18m

$2,722

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 1/10

07:20-22:48

2 stops32h 28m

Washington, D.C. Dulles Intl

Fri 10/10

11:41-23:59

2 stops43h 18m

$2,722

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 1/10

07:20-22:48

2 stops32h 28m

Washington, D.C. Dulles Intl

Wed 8/10

17:37-23:59

2 stops37h 22m

$2,826

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Fri 3/10

07:00-22:45

2 stops32h 45m

Washington, D.C. Dulles Intl

Wed 8/10

17:37-23:59

2 stops37h 22m

$2,857

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Thu 2/10

17:40-22:45

2 stops46h 05m

Washington, D.C. Dulles Intl

Fri 10/10

11:41-23:59

2 stops43h 18m

$2,892

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Sat 17/1

06:00-18:19

2 stops30h 19m

$1,115

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Sun 28/12

06:05-23:05

2 stops35h 00m

$1,410

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Sun 28/12

14:15-01:07

1 stop28h 52m

$1,534

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 15 results
1
2

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 11 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 25h 05m. 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.

  • What are the cheapest airlines to fly from South Island to Washington, D.C. Dulles Intl Airport one-way?

    $1,115 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Qantas Airways and Air New Zealand, with prices starting from $1,410 and $1,534, respectively.

  • 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.