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Cheap flights from Washington, D.C. to Adelaide from $1,841

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ADL
16 oct. — 23 oct.1
1 adult
1 adult, Economy

Cheap flight deals from Washington, D.C. to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Adelaide (ADL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 septembre 2025.

Round-trip from

$1,841

Popular in

October

Cheapest in

March
30/10-6/11
  • 30/10-6/11
  • 6 total stops
  • 61h 46m total
  • Washington, D.C. to Adelaide
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($1,842 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($311 potential savings vs. average return price).
Search Deals

Find flight deals from Washington, D.C. to Adelaide

Cheapest flights from Washington, D.C. to Adelaide
Explore the most affordable flight options available from Washington, D.C. to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 septembre 2025.

jeu. 30/1017:37BWI - ADL
3 stops28h 08mMultiple Airlines
jeu. 6/1113:15ADL - BWI
3 stops33h 38mMultiple Airlines
Deal found 15/9$1,841
mer. 29/1007:07BWI - ADL
2 stops37h 18mAir New Zealand
mer. 5/1111:55ADL - BWI
2 stops26h 16mAir New Zealand
Deal found 14/9$1,928
dim. 9/1107:00DCA - ADL
2 stops36h 25mAir New Zealand
lun. 17/1111:55ADL - DCA
2 stops27h 19mAir New Zealand
Deal found 15/9$1,928
dim. 9/1115:25IAD - ADL
2 stops28h 00mAir New Zealand
lun. 17/1111:55ADL - IAD
2 stops25h 01mAir New Zealand
Deal found 15/9$1,928
mer. 29/1007:07BWI - ADL
2 stops37h 18mAir New Zealand
jeu. 6/1111:55ADL - BWI
2 stops33h 15mAir New Zealand
Deal found 14/9$2,000
mar. 11/1107:07BWI - ADL
2 stops36h 18mAir New Zealand
mer. 26/1111:55ADL - BWI
2 stops45h 26mAir New Zealand
Deal found 15/9$2,100
mar. 21/1019:02DCA - ADL
2 stops27h 03mFiji Airways
jeu. 20/1113:15ADL - DCA
2 stops23h 14mFiji Airways
Deal found 15/9$2,157
mer. 29/1012:55IAD - ADL
2 stops31h 30mAir New Zealand
jeu. 6/1111:55ADL - IAD
2 stops25h 01mAir New Zealand
Deal found 15/9$2,199
jeu. 30/1017:54IAD - ADL
2 stops27h 51mMultiple Airlines
jeu. 6/1113:15ADL - IAD
2 stops24h 33mMultiple Airlines
Deal found 15/9$2,209
lun. 8/1215:20BWI - ADL
2 stops32h 35mQantas Airways
lun. 22/1216:10ADL - BWI
2 stops46h 18mQantas Airways
Deal found 15/9$2,268
mar. 9/1215:20BWI - ADL
2 stops39h 15mQantas Airways
ven. 9/116:10ADL - BWI
2 stops45h 43mQantas Airways
Deal found 16/9$2,307
mar. 9/1212:41IAD - ADL
2 stops30h 44mAir New Zealand
ven. 9/111:55ADL - IAD
2 stops24h 24mAir New Zealand
Deal found 15/9$2,310

Cheapflights Fare Finder

 
Customise your flight search to find flights from Washington, D.C. 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, Cheapflights users made 647,157 searches. Data last updated 16 septembre 2025.
Use the filters below to find and compare flights from Washington, D.C. to Adelaide that are best for you.

Fly from

Washington, D.C.

Fly to

Adelaide

Route

Depart

Return

Price

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

dim. 9/11

08:30-10:55

2 stops34h 55m

Adelaide

lun. 17/11

11:55-22:41

2 stops26h 16m

$1,928

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

dim. 9/11

07:00-10:55

2 stops36h 25m

Adelaide

lun. 17/11

11:55-23:44

2 stops27h 19m

$1,928

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

dim. 9/11

15:25-10:55

2 stops28h 00m

Adelaide

lun. 17/11

11:55-21:26

2 stops25h 01m

$1,928

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

mer. 29/10

07:07-10:55

2 stops37h 18m

Adelaide

jeu. 6/11

11:55-05:40

2 stops33h 15m

$2,000

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

sam. 14/2

15:21-22:05

2 stops39h 14m

Adelaide

sam. 14/3

13:40-18:11

2 stops43h 01m

$2,190

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

jeu. 30/10

17:54-12:15

2 stops27h 51m

Adelaide

jeu. 6/11

13:15-22:18

2 stops24h 33m

$2,209

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

lun. 8/12

15:20-15:25

2 stops32h 35m

Adelaide

lun. 22/12

16:10-22:58

2 stops46h 18m

$2,268

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

mar. 9/12

12:41-10:55

2 stops30h 44m

Adelaide

ven. 9/1

11:55-20:49

2 stops24h 24m

$2,310

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

sam. 14/2

06:20-10:55

2 stops37h 05m

Adelaide

sam. 14/3

06:25-00:24

2 stops32h 29m

$2,334

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

mar. 21/10

17:37-12:35

2 stops28h 28m

Adelaide

jeu. 20/11

13:15-22:18

2 stops24h 33m

$2,344

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 33 results
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Best time to book a flight from Washington, D.C. to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Washington, D.C. 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 Washington, D.C. to Adelaide
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Adelaide from Washington, D.C.?

    Adelaide (ADL) is the airport you will fly into if you book a flight from Washington, D.C. to Adelaide. You should not have trouble finding flights to Adelaide from Washington, D.C.; the airport handles an average of 0 inbound flights from Washington, D.C. per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Adelaide airport from Washington, D.C.. It is only a 6.6 km journey from Adelaide (ADL) to Adelaide’s city centre.

  • How long is the flight from Washington, D.C. to Adelaide?

    There are many flights that can get you from Washington, D.C. to Adelaide in 26h 43m. Fly via Air New Zealand, Qantas Airways, or Fiji Airways to get the fastest option. The distance from Washington, D.C. to Adelaide is about 16831 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Washington, D.C. to Adelaide one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $2,911. Users have also found prices from $3,885 and $4,095 on Qantas Airways and Air New Zealand, respectively.

  • What are the most popular routes from Washington, D.C. to Adelaide?

    The most popular flight routes from Washington, D.C. to Adelaide are Washington, D.C. Dulles Intl - Adelaide, Baltimore/Washington - Adelaide and Washington, D.C. Reagan-National - Adelaide.

  • Can I find deals for flights from Washington, D.C. to Adelaide that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Adelaide.

  • Can I find deals for business class flights from Washington, D.C. to Adelaide?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Adelaide by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Adelaide?

    Currently, June is the cheapest month in which you can book a flight from Washington, D.C. to Adelaide (average of $168). Flying from Washington, D.C. to Adelaide in October is currently the most expensive (average of $241). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg
Stirling

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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 Washington, D.C. to Adelaide?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington, D.C. to Adelaide. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Adelaide?

Cheapflights simply makes it quick and affordable to book flights from Washington, D.C. to Adelaide by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Washington, D.C. to Adelaide with no change fees?

Certainly. Search results for flights to Adelaide from Washington, D.C. shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Adelaide become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Adelaide from Washington, D.C. today and book when prices fit your budget.

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