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Adelaide

$756+ Cheap flights from Dulles Intl (IAD) 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ADL
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Adelaide

Cheapest flights from Dulles Intl to Adelaide
Explore the most affordable flight options available from Dulles Intl to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.

This Justfly.com deal was found by Cheapflights users on 6/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/68:29 am
IAD
-
ADL
2 stops37h 11m
Air Canada
Sun 9/207:00 pm
ADL
-
IAD
3 stops39h 54m
Air Canada
Deal found 6/8$1,535
This Ovago deal was found by Cheapflights users on 6/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:19 pm
IAD
-
ADL
2 stops47h 46m
Multiple Airlines
Sat 11/79:25 am
ADL
-
IAD
2 stops50h 15m
Multiple Airlines
Deal found 6/8$1,541
This FlightHub deal was found by Cheapflights users on 6/10. 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 11/179:55 am
IAD
-
ADL
3 stops36h 40m
Multiple Airlines
Thu 1/286:00 am
ADL
-
IAD
3 stops30h 35m
Multiple Airlines
Deal found 6/10$1,572
This Justfly.com deal was found by Cheapflights users on 6/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:30 am
IAD
-
ADL
2 stops36h 55m
Air New Zealand
Mon 12/147:50 am
ADL
-
IAD
2 stops23h 53m
Air New Zealand
Deal found 6/8$1,711
This Air Canada deal was found by Cheapflights users on 6/8. 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.
Tue 9/88:29 am
IAD
-
ADL
2 stops39h 56m
Air Canada
Tue 9/224:30 pm
ADL
-
IAD
2 stops51h 30m
Air Canada
Deal found 6/8$1,738
This Air Canada deal was found by Cheapflights users on 6/8. 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.
Tue 9/88:29 am
IAD
-
ADL
2 stops44h 11m
Air Canada
Mon 9/217:00 pm
ADL
-
IAD
2 stops49h 00m
Air Canada
Deal found 6/8$1,739
This Justfly.com deal was found by Cheapflights users on 6/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/68:29 am
IAD
-
ADL
2 stops37h 11m
Multiple Airlines
Sat 9/195:15 pm
ADL
-
IAD
3 stops40h 40m
Multiple Airlines
Deal found 6/8$1,743
This Air Canada deal was found by Cheapflights users on 6/8. 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.
Tue 9/88:29 am
IAD
-
ADL
2 stops44h 11m
Air Canada
Sun 9/208:00 pm
ADL
-
IAD
3 stops56h 55m
Air Canada
Deal found 6/8$1,747
This Justfly.com deal was found by Cheapflights users on 6/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:42 pm
IAD
-
ADL
2 stops27h 53m
Air New Zealand
Fri 9/1812:05 pm
ADL
-
IAD
2 stops24h 10m
Air New Zealand
Deal found 6/8$1,780
This Air Canada deal was found by Cheapflights users on 6/8. 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 9/68:29 am
IAD
-
ADL
2 stops44h 11m
Air Canada
Tue 9/224:30 pm
ADL
-
IAD
2 stops51h 30m
Air Canada
Deal found 6/8$1,789

Find flight deals from Dulles Intl to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 June 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,535
(Justfly.com)

One-way from

$756
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Adelaide flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Adelaide flights.
Search Deals
From Washington, D.C. Dulles Intl to Adelaide
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Adelaide
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 June 11, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 11/17

9:55 am-7:00 pm

2 stops41h 35m

Adelaide

Thu 1/28

7:55 pm-8:10 pm

2 stops39h 45m

$1,579
Quickest round-trip

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Fri 9/4

5:42 pm-10:05 am

2 stops26h 53m

Adelaide

Wed 9/16

6:05 am-7:05 pm

2 stops26h 30m

$1,888

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Sat 7/25

5:55 pm-11:05 am

2 stops27h 40m

Adelaide

Sat 8/1

6:05 am-9:25 pm

2 stops28h 50m

$2,087

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Sun 8/2

9:00 pm-3:30 pm

1 stop29h 00m

Adelaide

Fri 8/14

7:00 pm-3:40 pm

2 stops58h 10m

$2,238

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Wed 7/22

9:00 pm-11:30 am

2 stops49h 00m

Adelaide

Wed 7/29

2:30 pm-3:40 pm

2 stops38h 40m

$2,252

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Wed 7/15

2:51 pm-11:05 am

2 stops30h 44m

Adelaide

Mon 8/31

6:40 am-12:57 am

2 stops31h 47m

$2,338

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Sat 7/25

9:00 pm-9:10 pm

2 stops34h 40m

Adelaide

Sat 8/1

6:20 pm-3:40 pm

2 stops34h 50m

$2,389

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Thu 6/25

5:55 pm-11:05 am

2 stops27h 40m

Adelaide

Sun 6/28

6:05 am-7:11 pm

2 stops26h 36m

$2,538

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Sat 7/25

10:14 pm-11:50 am

3 stops48h 06m

Adelaide

Sat 8/1

4:30 pm-6:22 am

2 stops51h 22m

$2,720

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Wed 7/15

9:00 pm-3:30 pm

1 stop29h 00m

Adelaide

Mon 8/31

6:20 pm-3:40 pm

2 stops34h 50m

$2,798

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Dulles Intl to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Dulles Intl 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 June 11, 2026.
Peruse reviews from past customers who have flown with Qantas Airways from Washington, D.C. Dulles Intl Airport to Adelaide to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
1,046 reviews

Boarding

7.7

Comfort

7.5

Entertainment

7.2

Crew

8.2

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
Qantas Airways
7.5
Good
1,046 reviews
Qantas Airways
7.5
Good
1,046 reviews

Boarding

7.7

Comfort

7.5

Entertainment

7.2

Crew

8.2

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

    Located just 4.1 mi from the city center, Adelaide is the airport most travelers will use when flying to Adelaide from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Adelaide (ADL) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 1 airline.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Adelaide?

    Departing from Washington, D.C. Dulles Intl Airport to Adelaide will take you 26h 53m. The distance between Washington, D.C. Dulles Intl Airport and Adelaide is about 10437 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Adelaide round-trip?

    Flying on Qantas Airways is currently your cheapest option to Adelaide, with prices starting at $1,167.

  • Can I find deals for flights from Dulles Intl to Adelaide that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Adelaide flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Adelaide?

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

  • Can I find deals for business class flights from Dulles Intl to Adelaide?

    Yes. Cheapflights offers flight deals from Dulles Intl 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 Dulles Intl to Adelaide

Discover the top airline that operate flights from Dulles Intl 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 June 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,167Average$1,223FlexibilityNo cancel feeOn-time74%

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