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Cheap flights from South Island to Washington, D.C. Dulles Intl Airport from $1,012

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHC — IAD
1 Jul — 8 Jul1
1 adult

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 26 June 2025.

Round-trip from

$2,123

One-way from

$1,012
United Airlines
  • United Airlines
  • 9/8-16/8
  • 4 total stops
  • 72h 16m total
  • South Island to Washington, D.C.
27/8
  • 27/8
  • 3 total stops
  • 30h 32m total
  • South Island to Washington, D.C.

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 26 June 2025.

Sat 9/817:00CHC - IAD
2 stops29h 53mUnited Airlines
Sat 16/822:32IAD - CHC
2 stops42h 23mUnited Airlines
Deal found 25/6$2,123
Tue 22/716:40CHC - IAD
2 stops30h 10mQantas Airways
Tue 29/718:44IAD - CHC
2 stops28h 41mQantas Airways
Deal found 24/6$2,148
Tue 19/816:00CHC - IAD
2 stops24h 30mAir New Zealand
Thu 11/917:55IAD - CHC
2 stops23h 20mAir New Zealand
Deal found 24/6$2,493
Tue 22/706:05CHC - IAD
2 stops40h 16mAir Canada
Tue 29/715:40IAD - CHC
3 stops39h 25mAir Canada
Deal found 24/6$2,566
Tue 22/706:00CHC - IAD
3 stops31h 25mMultiple Airlines
Tue 29/715:40IAD - CHC
3 stops39h 25mMultiple Airlines
Deal found 24/6$3,152

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 26 June 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

Sat 9/8

17:00-06:53

2 stops29h 53m

Washington, D.C. Dulles Intl

Sat 16/8

22:32-08:55

2 stops42h 23m

$2,123

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Tue 22/7

16:40-06:50

2 stops30h 10m

Washington, D.C. Dulles Intl

Tue 29/7

18:44-15:25

2 stops28h 41m

$2,148

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Tue 19/8

16:00-00:30

2 stops24h 30m

Washington, D.C. Dulles Intl

Thu 11/9

17:55-09:15

2 stops23h 20m

$2,493

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Tue 22/7

06:05-06:21

2 stops40h 16m

Washington, D.C. Dulles Intl

Tue 29/7

15:40-23:05

3 stops39h 25m

$2,566

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Tue 22/7

06:00-21:25

3 stops31h 25m

Washington, D.C. Dulles Intl

Tue 29/7

15:40-23:05

3 stops39h 25m

$3,152

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 27/8

17:00-07:32

3 stops30h 32m

$1,012

ChristchurchWashington, D.C.

CHC - IAD

CHCIAD

Christchurch

Wed 27/8

06:00-19:00

2 stops29h 00m

$1,100

Flights are sorted by cheapest return flights first.

Deals found on 25/6

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 26 June 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.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 26 June 2025.
Get a feel of what it's like to fly with Air New Zealand, Qantas Airways, andUnited Airlines from South Island to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Crew

8.5

Entertainment

7.4

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

AKL - SFO

It was a United plane, the seating was too tight.

Overall

8.0

Crew

8.5

Entertainment

7.4

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

AKL - SFO

It was a United plane, the seating was too tight.

Overall

8.0

Crew

8.5

Entertainment

7.4

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

AKL - SFO

It was a United plane, the seating was too tight.

Overall

8.0

Crew

8.5

Entertainment

7.4

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

AKL - SFO

It was a United plane, the seating was too tight.

Overall

8.0

Crew

8.5

Entertainment

7.4

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

AKL - SFO

It was a United plane, the seating was too tight.

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.
  • 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.

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.

Top airline flying from South Island to Dulles Intl

Discover the top airline that operate flights from South Island to Dulles Intl. 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 134,765 searches. Data last updated 26 June 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,448Average$2,016FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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

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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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