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Cheap flights from Washington, D.C. Reagan-National Airport to Adelaide from $1,334

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 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ADL
6 Apr — 13 Apr1
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 7 March 2026.

Fri 24/420:40
DCA
-
ADL
3 stops49h 40m
Air Canada
Mon 4/520:00
ADL
-
DCA
3 stops37h 28m
Air Canada
Deal found 3/3$1,545
Fri 24/420:40
DCA
-
ADL
2 stops49h 40m
Asiana Airlines
Mon 4/516:30
ADL
-
DCA
2 stops43h 28m
Asiana Airlines
Deal found 3/3$1,548
Sun 5/409:40
DCA
-
ADL
2 stops36h 40m
Multiple Airlines
Wed 15/416:30
ADL
-
DCA
2 stops40h 53m
Multiple Airlines
Deal found 5/3$1,601
Tue 7/406:59
DCA
-
ADL
3 stops39h 21m
Air Canada
Mon 13/419:00
ADL
-
DCA
3 stops41h 13m
Air Canada
Deal found 3/3$1,626
Tue 21/409:40
DCA
-
ADL
3 stops36h 05m
Multiple Airlines
Tue 28/417:15
ADL
-
DCA
3 stops42h 58m
Multiple Airlines
Deal found 7/3$1,665
Sun 19/409:40
DCA
-
ADL
2 stops36h 40m
Multiple Airlines
Tue 28/416:30
ADL
-
DCA
2 stops40h 53m
Multiple Airlines
Deal found 7/3$1,679
Sat 18/420:40
DCA
-
ADL
3 stops49h 40m
Air Canada
Tue 28/416:30
ADL
-
DCA
3 stops40h 53m
Air Canada
Deal found 7/3$1,704
Sat 18/420:40
DCA
-
ADL
3 stops49h 40m
Air Canada
Wed 29/420:00
ADL
-
DCA
3 stops50h 23m
Air Canada
Deal found 7/3$1,730
Sun 19/409:40
DCA
-
ADL
2 stops36h 40m
Multiple Airlines
Wed 29/420:00
ADL
-
DCA
2 stops37h 23m
Multiple Airlines
Deal found 7/3$1,733
Sat 4/409:40
DCA
-
ADL
2 stops36h 40m
Multiple Airlines
Wed 15/419:00
ADL
-
DCA
2 stops38h 23m
Multiple Airlines
Deal found 5/3$1,734
Sun 19/416:59
DCA
-
ADL
2 stops31h 11m
Qantas Airways
Sun 26/419:45
ADL
-
DCA
2 stops39h 07m
Qantas Airways
Deal found 5/3$1,808

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 7 March 2026.

Round-trip from

$1,545

One-way from

$1,334
Air Canada
  • Air Canada
  • 24/4-4/5
  • 6 total stops
  • 87h 08m total
  • Washington, D.C. to Adelaide
Search Deals
Qantas Airways
  • Qantas Airways
  • 17/8
  • 2 total stops
  • 30h 22m 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 7 March 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Tue 7/4

06:59-11:50

3 stops39h 21m

Adelaide

Mon 13/4

19:00-22:43

3 stops41h 13m

$1,626

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Sat 18/4

16:59-22:35

2 stops40h 06m

Adelaide

Tue 28/4

19:45-21:22

2 stops39h 07m

$1,949

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Sat 4/4

16:04-09:25

2 stops27h 51m

Adelaide

Thu 9/4

06:25-19:57

2 stops27h 02m

$2,015

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Sun 5/4

18:37-11:05

2 stops26h 58m

Adelaide

Tue 14/4

19:10-21:22

2 stops39h 42m

$2,103
Fastest return journey

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Sat 4/4

16:04-11:15

2 stops29h 41m

Adelaide

Mon 13/4

10:10-21:22

2 stops24h 42m

$2,139

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 2/4

17:00-11:05

2 stops27h 35m

Adelaide

Tue 14/4

19:10-19:57

2 stops38h 17m

$2,174

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Fri 24/4

11:55-10:55

3 stops33h 30m

Adelaide

Mon 4/5

06:40-22:30

2 stops29h 20m

$2,186

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Mon 6/4

11:58-10:55

3 stops33h 27m

Adelaide

Tue 14/4

19:00-22:28

2 stops40h 58m

$2,194

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Fri 17/4

13:45-11:15

2 stops32h 00m

Adelaide

Sat 2/5

10:10-22:56

2 stops26h 16m

$2,207

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Mon 20/4

16:59-11:55

2 stops29h 26m

Adelaide

Sat 2/5

10:10-22:56

2 stops26h 16m

$2,723

Flights are sorted by cheapest return flights first.

Deals found on 3/3

Showing 1-10 of 14 resultsSorted by cheapest first
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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 $2,186, Air Canada can have you in Adelaide from Washington, D.C. Reagan-National Airport in 33h 30m. 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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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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