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

View AU$1,373 flight on Thu, 27 Nov 2025Opens in a new window

Popular airlines from Adelaide, SA Airport (ADL) to Washington Dulles International Airport (IAD)

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Thu, 6 Nov - Thu, 13 Nov
ADL
Adelaide
IAD
Washington
AU$1,835 Return, just found
AU$1,835
Return
just found
Select Air New Zealand flight, departing Thu, 6 Nov from Adelaide to Washington, returning Thu, 13 Nov, priced at AU$1,835 just found
Air New Zealand
Mon, 10 Nov - Sat, 15 Nov
ADL
Adelaide
IAD
Washington
AU$1,860 Return, found 4 days ago
AU$1,860
Return
found 4 days ago
Select Air New Zealand flight, departing Mon, 10 Nov from Adelaide to Washington, returning Sat, 15 Nov, priced at AU$1,860 found 4 days ago
Air New Zealand
Tue, 28 Oct - Sat, 1 Nov
ADL
Adelaide
IAD
Washington
AU$1,908 Return, just found
AU$1,908
Return
just found
Select Air New Zealand flight, departing Tue, 28 Oct from Adelaide to Washington, returning Sat, 1 Nov, priced at AU$1,908 just found
Air New Zealand
Mon, 10 Nov - Sat, 15 Nov
ADL
Adelaide
IAD
Washington
AU$1,931 Return, found 4 days ago
AU$1,931
Return
found 4 days ago
Select Air New Zealand flight, departing Mon, 10 Nov from Adelaide to Washington, returning Sat, 15 Nov, priced at AU$1,931 found 4 days ago
Air New Zealand
Thu, 6 Nov - Thu, 13 Nov
ADL
Adelaide
IAD
Washington
AU$2,027 Return, just found
AU$2,027
Return
just found
Select Air New Zealand flight, departing Thu, 6 Nov from Adelaide to Washington, returning Thu, 13 Nov, priced at AU$2,027 just found
Air New Zealand
Sun, 23 Nov - Sun, 30 Nov
ADL
Adelaide
IAD
Washington
AU$2,100 Return, found 1 day ago
AU$2,100
Return
found 1 day ago
Select Air New Zealand flight, departing Sun, 23 Nov from Adelaide to Washington, returning Sun, 30 Nov, priced at AU$2,100 found 1 day ago
United
Wed, 24 Dec - Mon, 5 Jan
ADL
Adelaide
IAD
Washington
AU$2,222 Return, found 4 days ago
AU$2,222
Return
found 4 days ago
Select United flight, departing Wed, 24 Dec from Adelaide to Washington, returning Mon, 5 Jan, priced at AU$2,222 found 4 days ago
American Airlines
Thu, 15 Jan - Sun, 1 Feb
ADL
Adelaide
IAD
Washington
AU$2,263 Return, found 18 hours ago
AU$2,263
Return
found 18 hours ago
Select American Airlines flight, departing Thu, 15 Jan from Adelaide to Washington, returning Sun, 1 Feb, priced at AU$2,263 found 18 hours ago
Jetstar
Thu, 15 Jan - Sun, 1 Feb
ADL
Adelaide
IAD
Washington
AU$2,269 Return, found 18 hours ago
AU$2,269
Return
found 18 hours ago
Select Jetstar flight, departing Thu, 15 Jan from Adelaide to Washington, returning Sun, 1 Feb, priced at AU$2,269 found 18 hours ago
Qantas Airways
Thu, 15 Jan - Sun, 1 Feb
ADL
Adelaide
IAD
Washington
AU$2,275 Return, found 18 hours ago
AU$2,275
Return
found 18 hours ago
Select Qantas Airways flight, departing Thu, 15 Jan from Adelaide to Washington, returning Sun, 1 Feb, priced at AU$2,275 found 18 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city centre is 8 minutes. Flights from AU$2,860
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city centre8 min
Flights from AU$2,860

Frequently asked questions

How much is a flight from ADL to IAD?
The lowest price advertised for a round-trip journey from Adelaide Airport to IAD is AU$1,835. But you better get moving. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Adelaide Airport (ADL) to Washington Dulles Intl. Airport (IAD)?
Each airline has its own set of terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from ADL to Washington Dulles Intl. Airport (IAD) 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 Adelaide Airport (ADL) to Washington Dulles Intl. Airport (IAD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Adelaide Airport (ADL) to Washington Dulles Intl. Airport (IAD)?
With a flight distance of 16 800 kilometres between Adelaide and Chantilly, this is a long-haul flight. Be sure to drink plenty of water and move around the cabin from time to time.
Which airlines fly direct from ADL to IAD?
Flying nonstop between Adelaide Airport (ADL) and IAD isn't possible at this time. However, you'll still be able to book a flight to Chantilly with at least one stop.
Are Adelaide Airport (ADL) to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices from ADL to IAD are available up to a year before departure on Expedia. And although you may pick up great last-minute deal, it's not something you should count on. Also, booking your flights well in advance means you'll have more options — and you can avoid getting trapped in the dreaded middle seat! We're constantly updating our fares to bring you the best bargains, so check back often for all the latest specials.

Travel information

Origin airport
Adelaide
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Air New Zealand, All Nippon Airways, American Airlines, Emirates, JetBlue Airways, Qantas Airways, Qatar Airways, United, Virgin Australia
Return price
AU$1,835
Distance
16709 km

Book with confidence

Your quick guide to flights from Adelaide to Washington

Pick up great flights from Adelaide to Washington

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Adelaide to Washington. 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 Adelaide to Washington that take around hours.

Find cheap flights from Adelaide to Washington

From the great flight deals with prices currently ranging from AU$1,835 to AU$2,275, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Adelaide to Washington 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 Washington is normally in November.

Reasons to book your flight from Adelaide to Washington 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 Adelaide to Washington 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 Washington right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Adelaide to Washington

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