HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Island

$1,050+ Cheap flights from Dulles Intl (IAD) to South Island

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CHC
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to South Island with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 octubre 30, 2025.

This KAYAK deal was found by Cheapflights users on 10/28. 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.
sáb. 11/298:30 amIAD - ZQN
2 stops38h 05mAir New Zealand
dom. 12/148:25 pmZQN - IAD
2 stops38h 00mAir New Zealand
Deal found 10/28$1,507
This Expedia deal was found by Cheapflights users on 10/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/76:39 pmIAD - CHC
1 stop21h 56mAir New Zealand
mar. 12/239:10 pmCHC - IAD
2 stops43h 09mAir New Zealand
Deal found 10/30$1,530
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/76:39 pmIAD - CHC
1 stop21h 56mUnited Airlines
mar. 12/232:15 pmCHC - IAD
1 stop20h 15mUnited Airlines
Deal found 10/30$1,624
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/165:03 pmIAD - CHC
2 stops27h 52mQantas Airways
dom. 11/236:20 amCHC - IAD
2 stops27h 51mQantas Airways
Deal found 10/29$1,671
This lol.travel deal was found by Cheapflights users on 10/30. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/74:58 pmIAD - CHC
2 stops27h 57mQantas Airways
mar. 12/236:20 amCHC - IAD
2 stops28h 57mQantas Airways
Deal found 10/30$1,753
This oojo deal was found by Cheapflights users on 10/29. 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. 11/216:39 pmIAD - ZQN
2 stops49h 26mAir New Zealand
mié. 12/32:15 pmZQN - IAD
2 stops24h 40mAir New Zealand
Deal found 10/29$2,022
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/79:45 amIAD - CHC
3 stops35h 10mMultiple Airlines
mar. 12/239:50 amCHC - IAD
3 stops29h 09mMultiple Airlines
Deal found 10/30$2,107
This Booking.com deal was found by Cheapflights users on 10/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/299:45 amIAD - ZQN
3 stops32h 35mMultiple Airlines
dom. 12/141:05 pmZQN - IAD
2 stops25h 34mMultiple Airlines
Deal found 10/28$2,175
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/226:39 pmIAD - ZQN
2 stops25h 41mAir New Zealand
jue. 12/42:15 pmZQN - IAD
2 stops24h 27mAir New Zealand
Deal found 10/29$2,311
This Priceline deal was found by Cheapflights users on 10/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/125:08 pmIAD - ZQN
2 stops25h 37mMultiple Airlines
vie. 12/197:00 amZQN - IAD
2 stops33h 33mMultiple Airlines
Deal found 10/28$2,332
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/2112:35 pmIAD - ZQN
2 stops26h 00mAir New Zealand
mar. 12/24:05 pmZQN - IAD
2 stops23h 17mAir New Zealand
Deal found 10/29$2,411
This Air New Zealand deal was found by Cheapflights users on 10/28. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/183:25 pmIAD - BHE
2 stops47h 40mAir New Zealand
sáb. 11/2212:15 pmBHE - IAD
2 stops27h 10mAir New Zealand
Deal found 10/28$2,511

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 octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,398
(oojo)

One-way from

$1,050
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$1,469
Provider with most accurate pricing for Washington, D.C. (WAS)-Christchurch flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Christchurch flights.
Search Deals
From Washington, D.C. Dulles Intl to South Island
Search Deals
One-way flight from Washington, D.C. Dulles Intl to South Island
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($244 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($95 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 octubre 30, 2025.
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

mar. 2/17

2:36 pm-10:25 am

2 stops25h 49m

Christchurch

mar. 3/3

7:15 pm-7:16 am

2 stops30h 01m

$1,398

Washington, D.C.Dunedin

IAD - DUD

IADDUD

Washington, D.C. Dulles Intl

mar. 2/3

2:10 pm-6:50 pm

2 stops34h 40m

Dunedin

jue. 2/12

5:50 pm-7:16 am

2 stops31h 26m

$1,398

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

mar. 2/17

8:35 am-8:35 am

2 stops30h 00m

Queenstown Intl

mar. 3/3

4:05 pm-8:47 pm

2 stops22h 42m

$1,398

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

jue. 4/2

5:10 pm-10:25 am

2 stops24h 15m

Christchurch

dom. 4/12

6:10 pm-12:50 am

2 stops22h 40m

$1,446

Washington, D.C.Dunedin

IAD - DUD

IADDUD

Washington, D.C. Dulles Intl

vie. 2/6

12:40 pm-8:45 am

2 stops26h 05m

Dunedin

vie. 6/19

9:25 am-12:50 am

2 stops31h 25m

$1,493

Washington, D.C.Queenstown

IAD - ZQN

IADZQN

Washington, D.C. Dulles Intl

sáb. 11/29

8:30 am-4:35 pm

2 stops38h 05m

Queenstown Intl

dom. 12/14

8:25 pm-4:25 pm

2 stops38h 00m

$1,507

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

dom. 12/7

6:39 pm-10:35 am

1 stop21h 56m

Christchurch

mar. 12/23

9:10 pm-10:19 pm

2 stops43h 09m

$1,530

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

dom. 12/7

6:39 pm-10:35 am

1 stop21h 56m

Christchurch

mar. 12/23

2:15 pm-4:30 pm

1 stop20h 15m

$1,624

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

mar. 2/17

12:33 pm-11:05 pm

3 stops40h 32m

Christchurch

mar. 3/3

6:10 am-9:21 pm

3 stops33h 11m

$1,670

Washington, D.C.Christchurch

IAD - CHC

IADCHC

Washington, D.C. Dulles Intl

dom. 11/16

5:03 pm-2:55 pm

2 stops27h 52m

Christchurch

dom. 11/23

6:20 am-4:11 pm

2 stops27h 51m

$1,671

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 37 results
1
2
3
4

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

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

Find hourly flight availability from Dulles Intl to South Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 30, 2025.

When flying from Washington, D.C. Dulles Intl Airport to South Island, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 47% versus a flight in the afternoon.

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 octubre 30, 2025.
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
520 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Air New Zealand
8.0
Very good
520 reviews
Air New Zealand
8.0
Very good
520 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
United Airlines
7.4
Good
8,998 reviews
Air New Zealand
8.0
Very good
520 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

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 25h 49m. Air New Zealand provides one of the quickest options available for as low as $1,398. Airlines will cover a distance of 8889 mi.

  • 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

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 Dulles Intl to South Island

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Auckland flights
Baltimore to Auckland flights
Reagan-National to Auckland flights
Baltimore to Christchurch flights
Dulles Intl to Wellington flights
Dulles Intl to Christchurch flights
Reagan-National to Christchurch flights
Reagan-National to Wellington flights
Baltimore to Wellington flights
Dulles Intl to Queenstown flights
Baltimore to Queenstown flights
Dulles Intl to Dunedin flights
Reagan-National to Queenstown flights
Reagan-National to Hamilton flights
Baltimore to Dunedin flights
Dulles Intl to Taupo flights
Dulles Intl to Rotorua flights
Dulles Intl to Nelson flights
Dulles Intl to Napier flights
Dulles Intl to Hamilton flights
Dulles Intl to Blenheim flights
Baltimore to Rotorua flights
Reagan-National to Tauranga flights
Reagan-National to Rotorua flights
Reagan-National to Napier flights
Reagan-National to Dunedin flights
Baltimore to Napier flights
Dulles Intl to Palmerston North flights
Dulles Intl to Tauranga flights
Baltimore to Taupo flights

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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$1,185Average$1,763FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$1,339Average$1,961FlexibilityNo cancel feeOn-time69%

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.