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Cheap flights from Washington, D.C. Dulles Intl Airport to Adelaide from $1,791

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Adelaide departing on 11/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Adelaide

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air New Zealand Logo
8:20 am - 10:55 am
IAD
-
ADL
35h 05m
2 stops
Air New Zealand Logo
6:05 am - 6:40 pm
ADL
-
IAD
28h 05m
2 stops
$1,791Air New Zealand
Tue, Nov 24 - Wed, Dec 30
Air New Zealand Logo
8:15 am - 10:55 am
IAD
-
ADL
37h 10m
2 stops
Air New Zealand Logo
12:05 pm - 10:45 pm
ADL
-
IAD
24h 10m
2 stops
$1,897Air New Zealand
Fri, Aug 7 - Fri, Aug 14
Air New Zealand Logo
10:20 pm - 10:55 am
IAD
-
ADL
47h 05m
2 stops
Air New Zealand Logo
11:50 am - 6:50 pm
ADL
-
IAD
44h 30m
2 stops
$2,083Air New Zealand
Tue, Aug 4 - Thu, Aug 20
United Airlines Logo
8:15 am - 10:05 am
IAD
-
ADL
36h 20m
2 stops
United Airlines Logo
8:00 pm - 4:18 pm
ADL
-
IAD
33h 48m
2 stops
$2,097United Airlines
Fri, Aug 7 - Thu, Aug 13
Qatar Airways Logo
8:05 pm - 4:30 pm
IAD
-
ADL
28h 55m
1 stop
Qatar Airways Logo
10:00 pm - 3:55 pm
ADL
-
IAD
33h 25m
1 stop
$2,124Qatar Airways
Tue, Nov 24 - Wed, Dec 30
United Airlines Logo
5:55 pm - 11:10 am
IAD
-
ADL
27h 45m
2 stops
United Airlines Logo
7:15 am - 9:22 pm
ADL
-
IAD
27h 37m
2 stops
$2,142United Airlines
Sun, Aug 2 - Mon, Aug 17
Qatar Airways Logo
8:05 pm - 1:00 pm
IAD
-
ADL
49h 25m
2 stops
Qatar Airways Logo
10:00 pm - 3:55 pm
ADL
-
IAD
33h 25m
1 stop
$2,178Qatar Airways
Tue, Nov 24 - Wed, Dec 30
Qatar Airways Logo
11:05 am - 3:00 pm
IAD
-
ADL
38h 25m
1 stop
Qatar Airways Logo
10:00 pm - 8:45 am
ADL
-
IAD
48h 15m
1 stop
$2,183Qatar Airways
Tue, Aug 4 - Thu, Aug 20
Air New Zealand Logo
10:20 pm - 10:55 am
IAD
-
ADL
47h 05m
2 stops
Air New Zealand Logo
5:10 pm - 8:48 pm
ADL
-
IAD
41h 08m
2 stops
$2,268Air New Zealand
Thu, Jul 30 - Sat, Aug 8
Air New Zealand Logo
10:20 pm - 10:55 am
IAD
-
ADL
47h 05m
2 stops
Air New Zealand Logo
5:10 pm - 8:48 pm
ADL
-
IAD
41h 08m
2 stops
$2,269Air New Zealand
Thu, Jul 30 - Sat, Aug 8

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Air New Zealand flights from Washington, D.C. Dulles Intl Airport to Adelaide

Our best Air New Zealand deals on Washington, D.C. Dulles Intl Airport to Adelaide flight tickets
Air New Zealand
Nov 24
IAD8:20 amWashington, D.C. Dulles Intl
35h 05m
2 stops
ADL10:55 amAdelaide
Dec 30
ADL6:05 amAdelaide
28h 05m
2 stops
IAD6:40 pmWashington, D.C. Dulles Intl
$1,791
Air New Zealand
Aug 7
IAD8:15 amWashington, D.C. Dulles Intl
37h 10m
2 stops
ADL10:55 amAdelaide
Aug 14
ADL12:05 pmAdelaide
24h 10m
2 stops
IAD10:45 pmWashington, D.C. Dulles Intl
$1,897
Air New Zealand
Aug 4
IAD10:20 pmWashington, D.C. Dulles Intl
47h 05m
2 stops
ADL10:55 amAdelaide
Aug 20
ADL11:50 amAdelaide
44h 30m
2 stops
IAD6:50 pmWashington, D.C. Dulles Intl
$2,083

Qatar Airways flights from Washington, D.C. Dulles Intl Airport to Adelaide

Our best Qatar Airways deals on Washington, D.C. Dulles Intl Airport to Adelaide flight tickets
Qatar Airways
Nov 24
IAD8:05 pmWashington, D.C. Dulles Intl
28h 55m
1 stop
ADL4:30 pmAdelaide
Dec 30
ADL10:00 pmAdelaide
33h 25m
1 stop
IAD3:55 pmWashington, D.C. Dulles Intl
$2,124
Qatar Airways
Nov 24
IAD8:05 pmWashington, D.C. Dulles Intl
49h 25m
2 stops
ADL1:00 pmAdelaide
Dec 30
ADL10:00 pmAdelaide
33h 25m
1 stop
IAD3:55 pmWashington, D.C. Dulles Intl
$2,178
Qatar Airways
Aug 4
IAD11:05 amWashington, D.C. Dulles Intl
38h 25m
1 stop
ADL3:00 pmAdelaide
Aug 20
ADL10:00 pmAdelaide
48h 15m
1 stop
IAD8:45 amWashington, D.C. Dulles Intl
$2,183

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Adelaide 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, momondo users made 832,500 searches. Data last updated July 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 11/24

8:20 am-10:55 am

2 stops35h 05m

Adelaide

Wed 12/30

6:05 am-6:40 pm

2 stops28h 05m

$1,791

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Fri 8/7

8:15 am-10:55 am

2 stops37h 10m

Adelaide

Fri 8/14

12:05 pm-10:45 pm

2 stops24h 10m

$1,897

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 8/4

10:20 pm-10:55 am

2 stops47h 05m

Adelaide

Thu 8/20

11:50 am-6:50 pm

2 stops44h 30m

$2,083

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Fri 8/7

8:15 am-10:05 am

2 stops36h 20m

Adelaide

Thu 8/13

8:00 pm-4:18 pm

2 stops33h 48m

$2,097

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 11/24

8:05 pm-4:30 pm

1 stop28h 55m

Adelaide

Wed 12/30

10:00 pm-3:55 pm

1 stop33h 25m

$2,124
Quickest round-trip

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Sun 8/2

5:55 pm-11:10 am

2 stops27h 45m

Adelaide

Mon 8/17

7:15 am-9:22 pm

2 stops27h 37m

$2,142

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 11/24

8:05 pm-1:00 pm

2 stops49h 25m

Adelaide

Wed 12/30

10:00 pm-3:55 pm

1 stop33h 25m

$2,178

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 8/4

11:05 am-3:00 pm

1 stop38h 25m

Adelaide

Thu 8/20

10:00 pm-8:45 am

1 stop48h 15m

$2,183

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Thu 7/30

10:20 pm-10:55 am

2 stops47h 05m

Adelaide

Sat 8/8

5:10 pm-8:48 pm

2 stops41h 08m

$2,268

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Thu 7/30

10:20 pm-10:55 am

2 stops47h 05m

Adelaide

Sat 8/8

5:10 pm-8:48 pm

2 stops41h 08m

$2,269

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Washington, D.C. Dulles Intl Airport to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Adelaide according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Adelaide (IAD to ADL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Adelaide

Fastest flight time

35h 05m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Adelaide takes 35h 05m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Adelaide. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Adelaide.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Adelaide

  • How far is Washington, D.C. Dulles Intl to Adelaide by plane?

    A flight from Washington, D.C. Dulles Intl to Adelaide will travel around 10432.6 mi. By plane, this route typically takes 35h 05m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Adelaide Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Adelaide Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Adelaide Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Adelaide Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Adelaide Airport.

  • What documentation or ID do you need to fly to Adelaide Airport?

    The necessary travel and health documents for your Adelaide Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Adelaide?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Adelaide

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Adelaide with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $1,167Free CancellationRating
7.5
1,061 reviews
Search Qantas Airways flights

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Adelaide

  • How do I get Price Alerts for flights from Washington, D.C. Dulles Intl Airport to Adelaide?

    Search flight deals from Washington, D.C. Dulles Intl Airport to Adelaide. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Washington, D.C. Dulles Intl Airport to Adelaide with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Adelaide?

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Glenelg

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Adelaide?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Adelaide from Washington, D.C..

Can I find flights from Washington, D.C. to Adelaide with flexible booking policies on momondo?

Flights from Washington, D.C. to Adelaide with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Adelaide?

Once you have performed a search for Washington, D.C. to Adelaide flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Adelaide right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Adelaide from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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