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Cheap flights from Washington, D.C. Reagan-National Airport to Adelaide from $993

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Adelaide departing on 18/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Adelaide (DCA-ADL)

Cheap return flights

Qantas Airways Logo
17:30 - 14:15DCA-ADL
31h 15m2 stops
Qantas Airways Logo
08:00 - 20:59ADL-DCA
26h 29m2 stops
$2,940Qantas Airways
Find Deal
Wed, 24 Sep - Wed, 1 Oct
American Airlines Logo
17:30 - 13:35DCA-ADL
28h 35m2 stops
American Airlines Logo
06:25 - 15:56ADL-DCA
25h 01m2 stops
$2,960American Airlines
Find Deal
Tue, 9 Dec - Fri, 9 Jan
Air Canada Logo
09:40 - 16:10DCA-ADL
39h 00m3 stops
Air Canada Logo
06:00 - 08:55ADL-DCA
42h 25m3 stops
$2,969Air Canada
Find Deal
Thu, 6 Nov - Mon, 10 Nov
Air Canada Logo
09:40 - 16:10DCA-ADL
39h 00m3 stops
Air Canada Logo
19:55 - 22:35ADL-DCA
42h 10m3 stops
$2,971Air Canada
Find Deal
Thu, 6 Nov - Mon, 10 Nov
Air Canada Logo
11:00 - 11:50DCA-ADL
35h 20m3 stops
Air Canada Logo
20:00 - 19:44ADL-DCA
37h 14m3 stops
$3,257Air Canada
Find Deal
Wed, 24 Sep - Wed, 1 Oct
Logo
08:20 - 12:05DCA-ADL
38h 15m2 stops
Logo
20:00 - 22:34ADL-DCA
40h 04m3 stops
$3,351
Find Deal
Wed, 24 Sep - Wed, 1 Oct
Qantas Airways Logo
12:59 - 11:50DCA-ADL
31h 21m2 stops
Qantas Airways Logo
06:35 - 23:00ADL-DCA
31h 55m2 stops
$3,404Qantas Airways
Find Deal
Thu, 6 Nov - Mon, 10 Nov
Qantas Airways Logo
17:00 - 08:15DCA-ADL
47h 45m2 stops
Qantas Airways Logo
07:50 - 23:00ADL-DCA
30h 40m2 stops
$3,432Qantas Airways
Find Deal
Thu, 6 Nov - Mon, 10 Nov
United Airlines Logo
14:51 - 13:55DCA-ADL
31h 34m3 stops
United Airlines Logo
06:10 - 16:52ADL-DCA
26h 12m2 stops
$4,118United Airlines
Find Deal
Thu, 6 Nov - Mon, 10 Nov
Logo
09:40 - 16:20DCA-ADL
39h 10m3 stops
Logo
06:00 - 22:35ADL-DCA
32h 05m3 stops
$4,411
Find Deal
Tue, 9 Dec - Fri, 9 Jan

Qantas Airways flights from Washington, D.C. Reagan-National Airport to Adelaide

Our best Qantas Airways deals on Washington, D.C. Reagan-National Airport to Adelaide flight tickets
Qantas Airways
24 Sept
DCA17:30Washington, D.C. Reagan-National
31h 15m
2 stops
ADL14:15Adelaide
1 Oct
ADL08:00Adelaide
26h 29m
2 stops
DCA20:59Washington, D.C. Reagan-National
$2,940
Find similar
Qantas Airways
6 Nov
DCA12:59Washington, D.C. Reagan-National
31h 21m
2 stops
ADL11:50Adelaide
10 Nov
ADL06:35Adelaide
31h 55m
2 stops
DCA23:00Washington, D.C. Reagan-National
$3,404
Find similar
Qantas Airways
6 Nov
DCA17:00Washington, D.C. Reagan-National
47h 45m
2 stops
ADL08:15Adelaide
10 Nov
ADL07:50Adelaide
30h 40m
2 stops
DCA23:00Washington, D.C. Reagan-National
$3,432
Find similar

Air Canada flights from Washington, D.C. Reagan-National Airport to Adelaide

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Adelaide flight tickets
Air Canada
6 Nov
DCA09:40Washington, D.C. Reagan-National
39h 00m
3 stops
ADL16:10Adelaide
10 Nov
ADL06:00Adelaide
42h 25m
3 stops
DCA08:55Washington, D.C. Reagan-National
$2,969
Find similar
Air Canada
6 Nov
DCA09:40Washington, D.C. Reagan-National
39h 00m
3 stops
ADL16:10Adelaide
10 Nov
ADL19:55Adelaide
42h 10m
3 stops
DCA22:35Washington, D.C. Reagan-National
$2,971
Find similar
Air Canada
24 Sept
DCA11:00Washington, D.C. Reagan-National
35h 20m
3 stops
ADL11:50Adelaide
1 Oct
ADL20:00Adelaide
37h 14m
3 stops
DCA19:44Washington, D.C. Reagan-National
$3,257
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. Reagan-National Airport 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, momondo users made 78,305 searches. Data last updated 11 August 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Wed 24/9

17:30-14:15

2 stops31h 15m

Adelaide

Wed 1/10

08:00-20:59

2 stops26h 29m

$2,940

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Tue 9/12

17:30-13:35

2 stops28h 35m

Adelaide

Fri 9/1

06:25-15:56

2 stops25h 01m

$2,960

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 6/11

09:40-16:10

3 stops39h 00m

Adelaide

Mon 10/11

06:00-08:55

3 stops42h 25m

$2,969

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 6/11

09:40-16:10

3 stops39h 00m

Adelaide

Mon 10/11

19:55-22:35

3 stops42h 10m

$2,971

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Wed 24/9

11:00-11:50

3 stops35h 20m

Adelaide

Wed 1/10

20:00-19:44

3 stops37h 14m

$3,257

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Wed 24/9

08:20-12:05

2 stops38h 15m

Adelaide

Wed 1/10

20:00-22:34

3 stops40h 04m

$3,351

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 6/11

12:59-11:50

2 stops31h 21m

Adelaide

Mon 10/11

06:35-23:00

2 stops31h 55m

$3,404

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 6/11

17:00-08:15

2 stops47h 45m

Adelaide

Mon 10/11

07:50-23:00

2 stops30h 40m

$3,432

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Thu 6/11

14:51-13:55

3 stops31h 34m

Adelaide

Mon 10/11

06:10-16:52

2 stops26h 12m

$4,118

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Tue 9/12

09:40-16:20

3 stops39h 10m

Adelaide

Fri 9/1

06:00-22:35

3 stops32h 05m

$4,411

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Adelaide from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Adelaide

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Adelaide?

According to our data, Saturday is the cheapest day to fly to Adelaide from Washington, D.C. Reagan-National Airport. The lowest ticket price found for a Saturday departure recently was $2,986. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $3,540. These prices are subject to change though, so be sure to set up a Price Alert for flights to Adelaide.

What is the cheapest time of day to depart on your flight to Adelaide?

The cheapest time of day to fly to Adelaide is in the afternoon when flights can be purchased for as low as $3,044. Flights in the evening are often more expensive, with an average ticket price of $3,116.

When to book flights from Washington, D.C. Reagan-National Airport to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Adelaide according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. Reagan-National Airport to Adelaide (DCA to ADL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Adelaide

Best price found

$993

Fastest flight time

26h 37m

Direct flights

None

Airports in Adelaide

1 airport
The best one-way flight to Adelaide from Washington, D.C. Reagan-National Airport in the past 72 hours is $993. The best return flight deal from Washington, D.C. Reagan-National Airport to Adelaide found on momondo in the last 72 hours is $2,940.
The fastest flight from Washington, D.C. Reagan-National Airport to Adelaide takes 26h 37m
There are no direct flights from Washington, D.C. Reagan-National Airport to Adelaide. Popular non-direct route for this connection is Washington, D.C. Reagan-National Airport - Adelaide Airport.
There is 1 airport near Adelaide: Adelaide (ADL)
Search flight deals

  • How far is Washington, D.C. Reagan-National to Adelaide by plane?

    The distance between Washington, D.C. Reagan-National and Adelaide is about 16824.5 km. In terms of flight time, this usually takes a little over 28h 35m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Adelaide Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Adelaide Airport refresh daily.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Adelaide Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Reagan-National Airport to Adelaide Airport.

  • What documentation or ID do you need to fly to Adelaide Airport?

    The required travel and health documents for your Adelaide Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Adelaide Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Adelaide?

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

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Adelaide?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Adelaide for you.

Can I find flights from Washington, D.C. to Adelaide with flexible booking policies on momondo?

Yes. All flights to Adelaide from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Adelaide?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Adelaide from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Adelaide right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Adelaide flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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