Cheap flights from Washington, D.C. to Adelaide from $1,361

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ADL
10 9월 — 17 9월1
1 adult

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 5 9월 2025.

Round-trip from

$2,034

One-way from

$1,361

Popular in

October

Cheapest in

March
Fiji Airways
  • Fiji Airways
  • 18/10-25/10
  • 4 total stops
  • 50h 58m total
  • Washington, D.C. to Adelaide
15/10
  • 15/10
  • 3 total stops
  • 57h 06m total
  • Washington, D.C. to Adelaide
Highest demand for flights based on searches. 30% potential increase in price ($1,964 potential increase over avg. return price).
Cheapest flight prices on average. 7% potential price decrease ($328 potential savings vs. average return price).

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 5 9월 2025.

토 18/1019:02DCA - ADL
2 stops27h 03mFiji Airways
토 25/1013:35ADL - DCA
2 stops23h 55mFiji Airways
Deal found 3/9$2,034
수 29/1007:07BWI - ADL
2 stops37h 18mAir New Zealand
목 6/1111:55ADL - BWI
2 stops33h 15mAir New Zealand
Deal found 4/9$2,039
수 29/1012:35IAD - ADL
2 stops31h 50mAir New Zealand
목 6/1111:55ADL - IAD
2 stops25h 00mAir New Zealand
Deal found 3/9$2,047
금 7/1107:07BWI - ADL
2 stops36h 18mAir New Zealand
일 16/1111:55ADL - BWI
2 stops35h 31mAir New Zealand
Deal found 3/9$2,068
목 30/1019:03BWI - ADL
2 stops49h 22mAir New Zealand
수 26/1111:55ADL - BWI
2 stops35h 31mAir New Zealand
Deal found 4/9$2,088
수 29/1016:34DCA - ADL
2 stops27h 51mAir New Zealand
목 6/1111:55ADL - DCA
2 stops24h 20mAir New Zealand
Deal found 4/9$2,120
금 7/1114:51DCA - ADL
2 stops28h 34mAir New Zealand
일 16/1111:55ADL - DCA
2 stops25h 44mAir New Zealand
Deal found 3/9$2,195
금 7/1106:48IAD - ADL
2 stops36h 37mAir New Zealand
일 16/1111:55ADL - IAD
2 stops34h 23mAir New Zealand
Deal found 3/9$2,197
목 30/1022:08IAD - ADL
2 stops46h 17mAir New Zealand
수 26/1106:00ADL - IAD
2 stops25h 57mAir New Zealand
Deal found 4/9$2,335
화 14/1019:28BWI - ADL
2 stops34h 57mAir New Zealand
월 3/1111:55ADL - BWI
2 stops26h 16mAir New Zealand
Deal found 5/9$2,355
화 9/1212:41IAD - ADL
2 stops30h 44mAir New Zealand
금 9/111:55ADL - IAD
2 stops24h 24mAir New Zealand
Deal found 4/9$2,356
목 16/1017:15DCA - ADL
2 stops28h 50mMultiple Airlines
월 20/1013:35ADL - DCA
2 stops41h 21mMultiple Airlines
Deal found 5/9$2,361

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 5 9월 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

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

토 18/10

19:02-12:35

2 stops27h 03m

Adelaide

토 25/10

13:35-23:00

2 stops23h 55m

$2,034

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

수 29/10

07:07-10:55

2 stops37h 18m

Adelaide

목 6/11

11:55-05:40

2 stops33h 15m

$2,039

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

수 29/10

12:35-10:55

2 stops31h 50m

Adelaide

목 6/11

11:55-21:25

2 stops25h 00m

$2,047

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

금 7/11

07:07-10:55

2 stops36h 18m

Adelaide

일 16/11

11:55-07:56

2 stops35h 31m

$2,068

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

목 30/10

19:03-10:55

2 stops49h 22m

Adelaide

수 26/11

11:55-07:56

2 stops35h 31m

$2,088

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

수 29/10

16:34-10:55

2 stops27h 51m

Adelaide

목 6/11

11:55-20:45

2 stops24h 20m

$2,120

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

금 7/11

14:51-10:55

2 stops28h 34m

Adelaide

일 16/11

11:55-22:09

2 stops25h 44m

$2,195

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

금 7/11

06:48-10:55

2 stops36h 37m

Adelaide

일 16/11

11:55-06:48

2 stops34h 23m

$2,197

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

토 14/2

15:21-22:05

2 stops39h 14m

Adelaide

토 14/3

16:10-18:11

2 stops40h 31m

$2,234

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

목 30/10

22:08-10:55

2 stops46h 17m

Adelaide

수 26/11

06:00-16:27

2 stops25h 57m

$2,335

Flights are sorted by cheapest return flights first.

Deals found on 5/9

Showing 1-10 of 29 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
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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 27h 03m. Fly via Fiji Airways or Air New Zealand 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 Qantas Airways. According to our data, you can fly for as low as $1,712. Users have also found prices from $1,746 and $2,281 on United Airlines and Qatar Airways, respectively.

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