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$843+ Cheap flights from Reagan-National (DCA) to Adelaide (ADL)

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ADL
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap flight deals from Reagan-National to Adelaide

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 February 9, 2026.

This Air Canada deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/239:40 am
DCA
-
ADL
3 stops36h 30m
Multiple Airlines
Wed 4/87:35 pm
ADL
-
DCA
3 stops40h 38m
Multiple Airlines
Deal found 2/9$1,101
This Air Canada deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:59 am
DCA
-
ADL
3 stops43h 26m
Air Canada
Mon 5/48:00 pm
ADL
-
DCA
3 stops39h 58m
Air Canada
Deal found 2/6$1,214
This FlightHub deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1811:36 am
DCA
-
ADL
2 stops30h 19m
Qantas Airways
Sat 2/2810:10 am
ADL
-
DCA
2 stops26h 14m
Qantas Airways
Deal found 2/5$1,269
This FlightHub deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1611:00 am
DCA
-
ADL
3 stops35h 20m
Air Canada
Thu 7/238:00 pm
ADL
-
DCA
3 stops37h 27m
Air Canada
Deal found 2/6$1,289
This Qantas Airways deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:35 pm
DCA
-
ADL
2 stops28h 00m
Qantas Airways
Thu 7/236:25 am
ADL
-
DCA
2 stops26h 18m
Qantas Airways
Deal found 2/6$1,296
This CheapOair deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:59 am
DCA
-
ADL
3 stops42h 41m
Air Canada
Thu 3/266:00 am
ADL
-
DCA
3 stops41h 25m
Air Canada
Deal found 2/6$1,340
This Expedia deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/194:59 pm
DCA
-
ADL
2 stops39h 01m
Qantas Airways
Thu 3/269:00 am
ADL
-
DCA
2 stops24h 12m
Qantas Airways
Deal found 2/6$1,424
This Air Canada deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:00 am
DCA
-
ADL
3 stops37h 25m
Multiple Airlines
Mon 6/15:15 pm
ADL
-
DCA
3 stops40h 13m
Multiple Airlines
Deal found 2/8$1,443
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2312:32 pm
DCA
-
ADL
2 stops30h 18m
United Airlines
Wed 4/86:00 am
ADL
-
DCA
2 stops24h 26m
United Airlines
Deal found 2/9$1,473
This oojo deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:49 pm
DCA
-
ADL
2 stops27h 46m
Air New Zealand
Wed 7/2212:05 pm
ADL
-
DCA
2 stops23h 39m
Air New Zealand
Deal found 2/7$1,560
This Qantas Airways deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:35 pm
DCA
-
ADL
2 stops28h 00m
Multiple Airlines
Wed 7/2210:10 am
ADL
-
DCA
2 stops24h 50m
Multiple Airlines
Deal found 2/7$1,563
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:55 pm
DCA
-
ADL
1 stop24h 55m
United Airlines
Thu 3/266:10 am
ADL
-
DCA
2 stops30h 05m
United Airlines
Deal found 2/6$1,567

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 February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,214
(Air Canada)

One-way from

$843
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. Reagan-National-Adelaide flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Adelaide flights.
Search Deals
From Washington, D.C. Reagan-National to Adelaide
Search Deals
One-way flight from Washington, D.C. Reagan-National to Adelaide
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated February 9, 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

Reagan-National

Fly to

Adelaide

Route

Depart

Return

Price

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Mon 3/23

9:40 am-12:40 pm

3 stops36h 30m

Adelaide

Wed 4/8

7:35 pm-10:43 pm

3 stops40h 38m

$1,101

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Fri 5/1

6:59 am-3:55 pm

3 stops43h 26m

Adelaide

Mon 5/4

8:00 pm-10:28 pm

3 stops39h 58m

$1,214

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Tue 6/16

5:35 pm-11:05 am

2 stops28h 00m

Adelaide

Thu 7/23

6:25 am-7:13 pm

2 stops26h 18m

$1,296

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 3/19

6:59 am-4:10 pm

3 stops42h 41m

Adelaide

Thu 3/26

6:00 am-8:55 am

3 stops41h 25m

$1,340

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 3/19

4:59 pm-10:30 pm

2 stops39h 01m

Adelaide

Thu 3/26

9:00 am-6:42 pm

2 stops24h 12m

$1,424

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Sun 5/3

11:00 am-1:55 pm

3 stops37h 25m

Adelaide

Mon 6/1

5:15 pm-7:58 pm

3 stops40h 13m

$1,443

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Mon 3/23

12:32 pm-9:20 am

2 stops30h 18m

Adelaide

Wed 4/8

6:00 am-4:56 pm

2 stops24h 26m

$1,473

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Tue 6/16

5:35 pm-11:05 am

2 stops28h 00m

Adelaide

Wed 7/22

10:10 am-9:30 pm

2 stops24h 50m

$1,563

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 3/19

5:55 pm-9:20 am

1 stop24h 55m

Adelaide

Thu 3/26

6:10 am-9:45 pm

2 stops30h 05m

$1,567

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Fri 4/3

9:40 am-7:25 pm

3 stops43h 15m

Adelaide

Sat 4/18

5:15 pm-10:43 pm

3 stops42h 58m

$1,570

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 11 results
1
2
  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Adelaide flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Adelaide flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Adelaide flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Adelaide flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Adelaide flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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.

Reviews of airlines servicing Adelaide

Get insights into the airlines that provide service to Adelaide. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Adelaide. Reviews last updated February 9, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Adelaide, such as Qantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
988 reviews

Overall

7.5

Food

7.0

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
988 reviews
Qantas Airways
7.5
Good
988 reviews

Overall

7.5

Food

7.0

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

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?

    Adelaide (ADL) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Adelaide. You should not have trouble finding flights to Adelaide from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Adelaide airport from Washington, D.C. Reagan-National. It is only a 4.1 mi journey from Adelaide (ADL) to Adelaide’s city center.

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

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Adelaide in 28h. Fly via Air Canada or Qantas Airways to get the fastest option. The distance between Washington, D.C. Reagan-National Airport and Adelaide is about 10458 mi. This flight may include one or multiple 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 vacation 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

Traveling to a place near Adelaide?

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

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Top airline flying from Reagan-National to Adelaide

Discover the top airline that operate flights from Reagan-National to Adelaide. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$587Average$1,710FlexibilityNo cancel feeOn-time74%

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