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Cheap flights from Washington, D.C. Reagan-National Airport to Adelaide from $1,600

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ADL
7 Sep — 14 Sep1
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 8 August 2026.

Wed 28/1006:59 -
3 stops44h 41m
Sun 1/1119:55 -
3 stops52h 33m
Deal found 6/8$2,485
Mon 14/911:00 -
3 stops37h 10m
Mon 21/920:00 -
3 stops37h 29m
Deal found 6/8$2,570
Sat 19/917:35 -
2 stops26h 20m
Sat 26/910:10 -
2 stops26h 18m
Deal found 5/8$2,792
Mon 14/913:04 -
3 stops32h 36m
Mon 21/907:15 -
2 stops28h 45m
Deal found 6/8$2,830
Sat 19/906:59 -
3 stops39h 21m
Sat 26/917:15 -
3 stops40h 14m
Deal found 5/8$3,237
Sat 12/1217:01 -
2 stops48h 54m
Sat 2/113:20 -
2 stops44h 54m
Deal found 6/8$3,334
Wed 28/1017:49 -
2 stops27h 41m
Sun 1/1106:10 -
2 stops26h 05m
Deal found 6/8$3,535
Tue 27/1017:49 -
2 stops29h 51m
Sat 31/1017:05 -
2 stops36h 05m
Deal found 7/8$3,546
Sat 12/1209:40 -
3 stops36h 45m
Sat 2/106:00 -
3 stops29h 28m
Deal found 6/8$6,805

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 8 August 2026.

Round-trip from

$2,485

One-way from

$1,600
Air Canada
  • Air Canada
  • 27/10-31/10
  • 6 total stops
  • 85h 29m total
  • Washington, D.C. to Adelaide
Search Deals
14/9
  • 14/9
  • 3 total stops
  • 32h 28m 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 8 August 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 Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Tue 27/10

06:59-13:55

3 stops40h 26m

Adelaide

Sat 31/10

17:05-23:38

3 stops45h 03m

$2,485

Washington, D.C.Adelaide

DCA Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Wed 28/10

06:59-18:10

3 stops44h 41m

Adelaide

Sun 1/11

19:55-08:58

3 stops52h 33m

$2,485

Washington, D.C.Adelaide

DCA Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Mon 14/9

11:00-13:40

3 stops37h 10m

Adelaide

Mon 21/9

20:00-19:59

3 stops37h 29m

$2,570

Washington, D.C.Adelaide

DCA Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Mon 14/9

13:04-11:10

3 stops32h 36m

Adelaide

Mon 21/9

07:15-22:30

2 stops28h 45m

$2,830

Washington, D.C.Adelaide

DCA Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Sat 19/9

06:59-11:50

3 stops39h 21m

Adelaide

Sat 26/9

17:15-19:59

3 stops40h 14m

$3,237
Fastest return journey

Washington, D.C.Adelaide

DCA Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Wed 28/10

17:49-12:00

2 stops27h 41m

Adelaide

Sun 1/11

06:10-17:45

2 stops26h 05m

$3,535
Cheapest one-way

Washington, D.C.Adelaide

DCA Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Mon 14/9

12:57-10:55

3 stops32h 28m

$1,600

Washington, D.C.Adelaide

DCA Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Mon 14/9

12:57-10:55

2 stops32h 28m

$1,624

Washington, D.C.Adelaide

DCA Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Fri 15/1

17:04-19:10

3 stops58h 36m

$5,141
Fastest single journey

Washington, D.C.Adelaide

DCA Washington, D.C. Reagan-National - ADL Adelaide

DCAADL

Washington, D.C. Reagan-National

Fri 15/1

11:30-10:30

2 stops31h 30m

$7,788

Flights are sorted by cheapest return flights first.

Deals found on 5/8

Sorted by cheapest first

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 $2,485, Air Canada can have you in Adelaide from Washington, D.C. Reagan-National Airport in 40h 26m. Washington, D.C. Reagan-National Airport and Adelaide are separated by a distance of 16831 km.

  • 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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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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