Cheap Flights from Washington (IAD) to Adelaide (ADL) from AU$1,456

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Cheap Flights from Washington (IAD) to Adelaide (ADL)

Prices were available within the past 7 days and start at AU$1,456 for one-way flights and AU$2,483 for round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat., 18 May - Thu., 30 May
IAD
Washington
ADL
Adelaide
AU$2,483 Return, found 6 days ago
AU$2,483
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat., 18 May from Washington to Adelaide, returning Thu., 30 May, priced at AU$2,483 found 6 days ago
Alaska Airlines
Sat., 18 May - Thu., 23 May
IAD
Washington
ADL
Adelaide
AU$2,526 Return, found 6 days ago
AU$2,526
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat., 18 May from Washington to Adelaide, returning Thu., 23 May, priced at AU$2,526 found 6 days ago
Alaska Airlines
Sat., 18 May - Mon., 27 May
IAD
Washington
ADL
Adelaide
AU$2,684 Return, found 6 days ago
AU$2,684
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat., 18 May from Washington to Adelaide, returning Mon., 27 May, priced at AU$2,684 found 6 days ago
Alaska Airlines
Sat., 18 May - Mon., 3 Jun.
IAD
Washington
ADL
Adelaide
AU$2,760 Return, found 6 days ago
AU$2,760
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat., 18 May from Washington to Adelaide, returning Mon., 3 Jun., priced at AU$2,760 found 6 days ago
Air Canada
Fri., 17 May - Thu., 23 May
IAD
Washington
ADL
Adelaide
AU$2,896 Return, found 3 days ago
AU$2,896
Return
found 3 days ago
Select Air Canada flight, departing Fri., 17 May from Washington to Adelaide, returning Thu., 23 May, priced at AU$2,896 found 3 days ago
Air Canada
Fri., 17 May - Thu., 23 May
IAD
Washington
ADL
Adelaide
AU$2,901 Return, found 3 days ago
AU$2,901
Return
found 3 days ago
Select Air Canada flight, departing Fri., 17 May from Washington to Adelaide, returning Thu., 23 May, priced at AU$2,901 found 3 days ago
Air Canada
Sun., 12 May - Thu., 16 May
IAD
Washington
ADL
Adelaide
AU$2,918 Return, found 6 days ago
AU$2,918
Return
found 6 days ago
Select Air Canada flight, departing Sun., 12 May from Washington to Adelaide, returning Thu., 16 May, priced at AU$2,918 found 6 days ago
Alaska Airlines
Tue., 14 May - Thu., 30 May
IAD
Washington
ADL
Adelaide
AU$2,990 Return, found 6 days ago
AU$2,990
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue., 14 May from Washington to Adelaide, returning Thu., 30 May, priced at AU$2,990 found 6 days ago
United
Mon., 13 May - Wed., 29 May
IAD
Washington
ADL
Adelaide
AU$3,124 Return, found 6 days ago
AU$3,124
Return
found 6 days ago
Select United flight, departing Mon., 13 May from Washington to Adelaide, returning Wed., 29 May, priced at AU$3,124 found 6 days ago
United
Sun., 12 May - Wed., 29 May
IAD
Washington
ADL
Adelaide
AU$3,131 Return, found 6 days ago
AU$3,131
Return
found 6 days ago
Select United flight, departing Sun., 12 May from Washington to Adelaide, returning Wed., 29 May, priced at AU$3,131 found 6 days ago
Flight from Washington to Adelaide route information
Origin airport
Washington Dulles Intl.
Destination airport
Adelaide
Airlines serving
All Nippon Airways, Malaysia Airlines, United
Return price
AU$2,483
Distance
16709 km

Your quick guide to flights from Washington to Adelaide

Pick up great flights from Washington to Adelaide

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Washington to Adelaide. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Washington to Adelaide that take around hours.

Find cheap flights from Washington to Adelaide

From the great flight deals with prices currently ranging from AU$2,483 to AU$3,131, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Washington to Adelaide around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Adelaide is normally in May.

Reasons to book your flight from Washington to Adelaide with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Washington to Adelaide across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Adelaide right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Washington Dulles Intl. Airport (IAD) to ADL?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Washington Dulles Intl. Airport (IAD) and Adelaide Airport (ADL) start from AU$2,483. Book ASAP to secure the best price for your adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAD to ADL?
When it comes to cancellation fees, every airline has different terms and conditions. If you decide to cancel your getaway, visit our Customer Service Portal.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to Adelaide Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Washington Dulles Intl. Airport (IAD) to Adelaide Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Washington Dulles Intl. Airport (IAD) to ADL?
The distance is around 16 800 kilometres. Neck pillow? Check. Noise-cancelling headphones? Double check. You’d be wise to pack all the essentials for this long-haul Chantilly to Adelaide flight.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Adelaide Airport?
Direct flights aren’t available, so you’ll need to make at least one stop between Washington Dulles Intl. Airport (IAD) and Adelaide Airport. Make the most of the layover time to stretch your legs and enjoy some personal space.
Are Dulles Intl. Airport to ADL flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Dulles Intl. Airport to ADL can be hit-or-miss. You might be lucky and score a bargain, but you could also miss out completely! If you’d rather play it safe and start planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines issue their prices so far in advance. Our advice? Check back often as updates are made regularly.
Washington Airports

Baltimore

Ronald Reagan Washington National to Adelaide
AU$2,290.54

Washington

*Available to Expedia members.