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Cheap flights from Washington, D.C. to Adelaide from $2,209

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ADL
2 Apr — 9 Apr1
1 adult

Cheap flight deals from Washington, D.C. to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 28 March 2025.

Round-trip from

$2,209

Popular in

October

Cheapest in

March

Average price

$1,746
Air Canada
  • Air Canada
  • 2/9-9/9
  • 4 total stops
  • 82h 20m total
  • Washington, D.C. to Adelaide
Highest demand for flights based on searches. 11% potential increase in price ($613 potential increase over avg. return price).
Cheapest flight prices on average. 8% potential price decrease ($359 potential savings vs. average return price).
Average for round-trip flights in March 2025

Find flight deals from Washington, D.C. to Adelaide

Cheapest flights from Washington, D.C. to Adelaide
Explore the most affordable flight options available from Washington, D.C. to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.

Tue 2/908:25IAD - ADL
2 stops44h 15mAir Canada
Tue 9/906:10ADL - IAD
2 stops38h 05mAir Canada
Deal found 27/3$2,209
Tue 5/817:11DCA - ADL
2 stops28h 54mFiji Airways
Thu 21/812:35ADL - DCA
2 stops23h 56mFiji Airways
Deal found 28/3$2,293
Tue 5/811:49IAD - ADL
2 stops34h 16mMultiple Airlines
Thu 21/812:35ADL - IAD
2 stops23h 36mMultiple Airlines
Deal found 28/3$2,299
Tue 2/917:20DCA - ADL
2 stops27h 30mQantas Airways
Tue 9/916:55ADL - DCA
2 stops41h 35mQantas Airways
Deal found 27/3$2,620
Tue 2/919:30DCA - ADL
2 stops26h 35mMultiple Airlines
Tue 9/920:00ADL - DCA
3 stops37h 24mMultiple Airlines
Deal found 27/3$2,718
Tue 2/919:33BWI - ADL
2 stops27h 02mQantas Airways
Tue 9/916:55ADL - BWI
2 stops39h 00mQantas Airways
Deal found 27/3$2,731
Tue 2/906:59DCA - ADL
3 stops39h 21mAir Canada
Tue 9/920:00ADL - DCA
3 stops40h 04mAir Canada
Deal found 27/3$2,746
Fri 30/514:53IAD - ADL
2 stops30h 32mAir New Zealand
Fri 20/606:00ADL - IAD
2 stops28h 50mAir New Zealand
Deal found 27/3$2,762
Fri 30/506:37BWI - ADL
2 stops38h 48mAir New Zealand
Fri 20/606:00ADL - BWI
2 stops24h 31mAir New Zealand
Deal found 27/3$2,792
Tue 2/919:33BWI - ADL
2 stops25h 17mMultiple Airlines
Tue 9/906:30ADL - BWI
3 stops25h 25mMultiple Airlines
Deal found 27/3$3,064
Tue 9/1207:00DCA - ADL
2 stops36h 20mAir New Zealand
Fri 9/106:30ADL - DCA
2 stops25h 56mAir New Zealand
Deal found 28/3$3,173
Tue 5/812:00DCA - ADL
3 stops33h 35mUnited Airlines
Thu 21/806:05ADL - DCA
2 stops28h 38mUnited Airlines
Deal found 28/3$3,208

Cheapflights Fare Finder

Customise your flight search to find flights from Washington, D.C. 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 28 March 2025.
Use the filters below to find and compare flights from Washington, D.C. to Adelaide that are best for you.

Fly from

Washington, D.C.

Fly to

Adelaide

Route

Depart

Return

Price

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 2/9

08:25-18:10

2 stops44h 15m

Adelaide

Tue 9/9

06:10-06:45

2 stops38h 05m

$2,209

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Tue 5/8

17:11-11:35

2 stops28h 54m

Adelaide

Thu 21/8

12:35-23:01

2 stops23h 56m

$2,293

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 5/8

11:49-11:35

2 stops34h 16m

Adelaide

Thu 21/8

12:35-22:41

2 stops23h 36m

$2,299

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Tue 2/9

17:20-10:20

2 stops27h 30m

Adelaide

Tue 9/9

16:55-21:00

2 stops41h 35m

$2,620

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Tue 2/9

19:30-11:35

2 stops26h 35m

Adelaide

Tue 9/9

20:00-19:54

3 stops37h 24m

$2,718

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

Tue 2/9

19:33-12:05

2 stops27h 02m

Adelaide

Tue 9/9

16:55-18:25

2 stops39h 00m

$2,731

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Tue 2/9

06:59-11:50

3 stops39h 21m

Adelaide

Tue 9/9

20:00-22:34

3 stops40h 04m

$2,746

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Fri 30/5

14:53-10:55

2 stops30h 32m

Adelaide

Fri 20/6

06:00-21:20

2 stops28h 50m

$2,762

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

Fri 30/5

06:37-10:55

2 stops38h 48m

Adelaide

Fri 20/6

06:00-17:01

2 stops24h 31m

$2,792

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

Tue 2/9

19:33-10:20

2 stops25h 17m

Adelaide

Tue 9/9

06:30-18:25

3 stops25h 25m

$3,064

Flights are sorted by cheapest return flights first.

Deals found on 27/3

Showing 1-10 of 18 results
1
2

Best time to book a flight from Washington, D.C. to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Washington, D.C. 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Adelaide

Rainfall in Adelaide by month

Plan your trip to Adelaide by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Adelaide ranges from 10.0 - 60.0 inches per month. July is typically the wettest month, when rainfall can reach 60.0 mm. January is typically the driest time to visit Adelaide when rainfall is around 10.0 mm.

Temperature in Adelaide by month

Plan your trip to Adelaide by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Adelaide, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 11.0 C).

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 28 March 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Adelaide, such as Singapore Airlines, Fiji Airways and Emirates. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    Adelaide (ADL) is the airport you will fly into if you book a flight from Washington, D.C. to Adelaide. You should not have trouble finding flights to Adelaide from Washington, D.C.; the airport handles an average of 0 inbound flights from Washington, D.C. per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Adelaide airport from Washington, D.C.. It is only a 6.6 km journey from Adelaide (ADL) to Adelaide’s city centre.

  • What are the cheapest airlines flying from Washington, D.C. to Adelaide round-trip?

    Flying on Air Canada is currently your cheapest option to Adelaide, with prices starting at $2,209. Additional round-trip tickets that might be worth considering are offered by Fiji Airways and Qantas Airways, with the lowest prices starting at $2,293 and $2,620, respectively. Air Canada is 27% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most popular routes from Washington, D.C. to Adelaide?

  • Can I find deals for flights from Washington, D.C. to Adelaide that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Adelaide?

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

  • Can I find deals for business class flights from Washington, D.C. to Adelaide?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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.

  • What is the cheapest month to book a flight from Washington, D.C. to Adelaide?

    Currently, June is the cheapest month in which you can book a flight from Washington, D.C. to Adelaide (average of $168). Flying from Washington, D.C. to Adelaide in October is currently the most expensive (average of $241). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Glenelg
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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington, D.C. to Adelaide. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Adelaide?

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Can Cheapflights find flights from Washington, D.C. to Adelaide with no change fees?

Certainly. Search results for flights to Adelaide from Washington, D.C. shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Washington, D.C. 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 Washington, D.C. today and book when prices fit your budget.

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