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Cheap flights from Washington, D.C. Reagan-National Airport to Adelaide from $1,399

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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ADL
4 gen — 11 gen1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Reagan-National to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from Reagan-National to Adelaide
Explore the most affordable flight options available from Reagan-National to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 dicembre 2025.

mar 9/1211:00DCA - ADL
2 stops32h 25mUnited Airlines
ven 9/106:00ADL - DCA
2 stops31h 36mUnited Airlines
Deal found 2/12$2,645
mar 30/1217:00DCA - ADL
2 stops26h 25mMultiple Airlines
lun 2/212:00ADL - DCA
2 stops24h 30mMultiple Airlines
Deal found 3/12$2,666
mar 23/1216:50DCA - ADL
2 stops37h 45mQantas Airways
lun 12/119:00ADL - DCA
2 stops35h 27mQantas Airways
Deal found 3/12$2,813
gio 25/1216:50DCA - ADL
2 stops32h 05mQantas Airways
lun 12/119:00ADL - DCA
2 stops35h 27mQantas Airways
Deal found 3/12$2,919
sab 20/1208:15DCA - ADL
2 stops33h 45mUnited Airlines
sab 27/1214:55ADL - DCA
2 stops36h 33mUnited Airlines
Deal found 2/12$3,106
mer 31/1209:36DCA - ADL
2 stops33h 24mCathay Pacific
dom 1/212:00ADL - DCA
2 stops46h 14mCathay Pacific
Deal found 3/12$3,179
lun 22/1216:50DCA - ADL
2 stops32h 05mQantas Airways
lun 12/119:00ADL - DCA
2 stops35h 27mQantas Airways
Deal found 3/12$3,487
mer 31/1206:59DCA - ADL
3 stops39h 26mAir Canada
dom 1/206:00ADL - DCA
3 stops32h 05mAir Canada
Deal found 3/12$3,652

Find flight deals from Reagan-National to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 dicembre 2025.

Round-trip from

$1,981

One-way from

$1,399
Qantas Airways
  • Qantas Airways
  • 18/1-25/1
  • 4 total stops
  • 87h 05m total
  • Washington, D.C. to Adelaide
Search Deals
Qantas Airways
  • Qantas Airways
  • 26/1
  • 2 total stops
  • 28h 21m total
  • Washington, D.C. to Adelaide
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Reagan-National 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 dicembre 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Adelaide that are best for you.

Fly from

Reagan-National

Fly to

Adelaide

Route

Depart

Return

Price

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

dom 18/1

08:40-19:15

2 stops43h 05m

Adelaide

dom 25/1

16:30-21:00

2 stops44h 00m

$1,981

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

sab 17/1

17:59-09:30

1 stop24h 01m

Adelaide

sab 24/1

14:55-21:52

1 stop22h 27m

$1,984

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

sab 17/1

06:59-14:05

3 stops39h 36m

Adelaide

sab 24/1

19:45-22:35

3 stops42h 20m

$2,194

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

sab 14/3

17:55-08:30

1 stop24h 05m

Adelaide

mer 18/3

13:55-21:45

1 stop22h 20m

$2,250

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

lun 26/1

13:34-09:25

2 stops28h 21m

$1,399

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

lun 26/1

13:00-09:30

2 stops29h 00m

$1,411

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

lun 26/1

09:35-18:15

3 stops41h 10m

$1,670

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Best time to book a flight from Reagan-National to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Reagan-National 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.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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. Reagan-National?

    If you book a flight to Adelaide from Washington, D.C. Reagan-National, you will be flying to Adelaide, which is the city’s only airport. Adelaide (ADL) is located 6.6 km from the centre of Adelaide. There are 0 flights from Washington, D.C. Reagan-National to Adelaide per day from 0 different airlines.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Adelaide?

    For as low as $1,984, Qantas Airways can have you in Adelaide from Washington, D.C. Reagan-National Airport in 24h 01m. Washington, D.C. Reagan-National Airport and Adelaide are separated by a distance of 16831 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Reagan-National to Adelaide that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Adelaide?

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

  • Can I find deals for business class flights from Reagan-National to Adelaide?

    Yes. Cheapflights offers flight deals from Reagan-National 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.

See more FAQs

Travelling to a place near Adelaide?

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

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Fly with Cheapflights

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How does Cheapflights help users find flights from Reagan-National to Adelaide?

Cheapflights makes it easy to find Reagan-National to Adelaide flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Reagan-National to Adelaide?

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Can Cheapflights find flights from Reagan-National to Adelaide with no change fees?

Yes! Cheapflights helps users easily find flights from Reagan-National to Adelaide with no change fees.

Can Cheapflights notify me if prices for flights from Reagan-National 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 Reagan-National today and book when prices fit your budget.

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