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Cheap flights from District of Columbia to Adelaide from $1,928

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ADL
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from District of Columbia to Adelaide

Keep the following information in mind while searching for District of Columbia to Adelaide flight deals. Data was last updated 16 September 2025.

Round-trip from

$1,928

Popular in

October

Cheapest in

March
Air New Zealand
  • Air New Zealand
  • 9/11-17/11
  • 4 total stops
  • 63h 44m total
  • District of Columbia 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 District of Columbia to Adelaide

Cheapest flights from District of Columbia to Adelaide
Explore the most affordable flight options available from District of Columbia to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Sun 9/1107:00DCA - ADL
2 stops36h 25mAir New Zealand
Mon 17/1111:55ADL - DCA
2 stops27h 19mAir New Zealand
Deal found 15/9$1,928
Sun 9/1115:25IAD - ADL
2 stops28h 00mAir New Zealand
Mon 17/1111:55ADL - IAD
2 stops25h 01mAir New Zealand
Deal found 15/9$1,928
Tue 21/1019:02DCA - ADL
2 stops27h 03mFiji Airways
Thu 20/1113:15ADL - DCA
2 stops23h 14mFiji Airways
Deal found 15/9$2,157
Wed 29/1012:55IAD - ADL
2 stops31h 30mAir New Zealand
Thu 6/1111:55ADL - IAD
2 stops25h 01mAir New Zealand
Deal found 15/9$2,199
Thu 30/1017:54IAD - ADL
2 stops27h 51mMultiple Airlines
Thu 6/1113:15ADL - IAD
2 stops24h 33mMultiple Airlines
Deal found 15/9$2,209
Tue 9/1212:41IAD - ADL
2 stops30h 44mAir New Zealand
Fri 9/111:55ADL - IAD
2 stops24h 24mAir New Zealand
Deal found 15/9$2,310
Tue 21/1017:37IAD - ADL
2 stops28h 28mMultiple Airlines
Thu 20/1113:15ADL - IAD
2 stops24h 33mMultiple Airlines
Deal found 15/9$2,344
Thu 30/1017:54IAD - ADL
2 stops27h 51mMultiple Airlines
Sat 8/1113:15ADL - IAD
2 stops24h 33mMultiple Airlines
Deal found 15/9$2,346
Wed 29/1016:34DCA - ADL
2 stops27h 51mAir New Zealand
Wed 5/1111:55ADL - DCA
2 stops24h 20mAir New Zealand
Deal found 14/9$2,418
Wed 15/1012:45IAD - ADL
2 stops39h 20mAir New Zealand
Wed 12/1111:55ADL - IAD
2 stops25h 00mAir New Zealand
Deal found 15/9$2,440
Wed 29/1014:51DCA - ADL
2 stops29h 34mAir New Zealand
Thu 6/1111:55ADL - DCA
2 stops24h 20mAir New Zealand
Deal found 15/9$2,455
Mon 8/1215:23IAD - ADL
2 stops28h 02mAir New Zealand
Mon 22/1211:55ADL - IAD
2 stops28h 20mAir New Zealand
Deal found 15/9$2,455

Cheapflights Fare Finder

 
Customise your flight search to find flights from District of Columbia 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 September 2025.
Use the filters below to find and compare flights from District of Columbia to Adelaide that are best for you.

Fly from

District of Columbia

Fly to

Adelaide

Route

Depart

Return

Price

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Sun 9/11

07:00-10:55

2 stops36h 25m

Adelaide

Mon 17/11

11:55-23:44

2 stops27h 19m

$1,928

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Sun 9/11

15:25-10:55

2 stops28h 00m

Adelaide

Mon 17/11

11:55-21:26

2 stops25h 01m

$1,928

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Thu 30/10

17:54-12:15

2 stops27h 51m

Adelaide

Thu 6/11

13:15-22:18

2 stops24h 33m

$2,209

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 9/12

12:41-10:55

2 stops30h 44m

Adelaide

Fri 9/1

11:55-20:49

2 stops24h 24m

$2,310

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Sat 14/2

06:20-10:55

2 stops37h 05m

Adelaide

Sat 14/3

06:25-00:24

2 stops32h 29m

$2,334

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 21/10

17:37-12:35

2 stops28h 28m

Adelaide

Thu 20/11

13:15-22:18

2 stops24h 33m

$2,344

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Thu 30/10

17:54-12:15

2 stops27h 51m

Adelaide

Sat 8/11

13:15-22:18

2 stops24h 33m

$2,346

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Wed 29/10

16:34-10:55

2 stops27h 51m

Adelaide

Wed 5/11

11:55-20:45

2 stops24h 20m

$2,418

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Wed 29/10

14:51-10:55

2 stops29h 34m

Adelaide

Thu 6/11

11:55-20:45

2 stops24h 20m

$2,455

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 30/10

19:02-12:15

2 stops26h 43m

Adelaide

Thu 6/11

13:15-20:59

2 stops23h 14m

$2,509

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 22 results
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Best time to book a flight from District of Columbia to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from District of Columbia 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 District of Columbia 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 District of Columbia 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 District of Columbia?

    Located just 6.6 km from the city centre, Adelaide (ADL) is the airport most travelers will use when flying to Adelaide from District of Columbia.

  • How long is the flight from District of Columbia to Adelaide?

    There are many flights that can get you from District of Columbia to Adelaide in 26h 43m. Fly via Air New Zealand or Fiji Airways to get the fastest option. District of Columbia and Adelaide are separated by a distance of 16831 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from District of Columbia to Adelaide one-way?

    $2,911 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Qantas Airways and Air Canada, with prices starting from $3,885 and $6,398, respectively.

  • Can I find deals for flights from District of Columbia to Adelaide that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Adelaide?

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

  • Can I find deals for business class flights from District of Columbia to Adelaide?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Adelaide?

    Currently, June is the cheapest month in which you can book a flight from District of Columbia to Adelaide (average of $168). Flying from District of Columbia 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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