IAD - ADL

$788 Find Cheap Flights from Washington, D.C. to Adelaide - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,784
Typical prices: $1,175-$1,911
Air New Zealand
Mon 1/1Mon 1/29
IAD - ADL • 2 stops
Cheapest one-way
$829
Typical prices: $1,172-$1,234
Cathay Pacific
Sat 11/24
IAD - ADL • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Adelaide. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
June
Cheapest • 21% price drop
May
Most popular
Good to know
+1
Good to know
+1
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Flight Deals

Cheap Flights from Washington, D.C. to Adelaide (IAD-ADL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Adelaide

Fri, Jan 1 - Fri, Jan 29
Air New Zealand Logo
9:00 am - 8:10 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
43h 40m2 stops Los Angeles Melbourne
Air New Zealand Logo
12:05 pm - 5:26 amADL  Adelaide-IAD Washington, D.C. Dulles Intl
32h 51m2 stops Auckland Intl Los Angeles
$1,784Air New Zealand
Fri, Jan 1 - Fri, Jan 29
Air New Zealand Logo
10:25 pm - 10:55 amIAD  Washington, D.C. Dulles Intl-ADL Adelaide
45h 00m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
12:05 pm - 8:51 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
24h 16m2 stops Auckland Intl Houston George Bush Intcntl
$1,791Air New Zealand
Sat, Dec 5 - Wed, Dec 16
Air New Zealand Logo
12:40 pm - 10:55 amIAD  Washington, D.C. Dulles Intl-ADL Adelaide
30h 45m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
12:05 pm - 12:59 amADL  Adelaide-IAD Washington, D.C. Dulles Intl
28h 24m2 stops Auckland Intl San Francisco
$1,986Air New Zealand
Sat, Dec 5 - Wed, Dec 16
Air New Zealand Logo
8:15 am - 10:55 amIAD  Washington, D.C. Dulles Intl-ADL Adelaide
35h 10m2 stops San Francisco Auckland Intl
Air New Zealand Logo
7:50 am - 9:05 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
28h 45m2 stops Melbourne Los Angeles
$2,016Air New Zealand
Tue, Dec 1 - Wed, Dec 9
Air New Zealand Logo
12:40 pm - 10:55 amIAD  Washington, D.C. Dulles Intl-ADL Adelaide
30h 45m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
7:50 am - 6:55 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
26h 35m2 stops Melbourne Los Angeles
$2,090Air New Zealand
Sun, Nov 29 - Sun, Dec 6
Qatar Airways Logo
8:05 pm - 8:40 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
33h 05m2 stops Doha Hamad Intl Melbourne
Qatar Airways Logo
10:00 pm - 3:55 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
33h 25m1 stop Doha Hamad Intl
$2,317Qatar Airways
Sun, Nov 29 - Sun, Dec 6
Air New Zealand Logo
10:10 pm - 10:55 amIAD  Washington, D.C. Dulles Intl-ADL Adelaide
45h 15m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
7:10 pm - 4:29 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
36h 49m2 stops Sydney Kingsford Smith Los Angeles
$2,321Air New Zealand
Sun, Nov 29 - Sun, Dec 6
Qatar Airways Logo
8:05 pm - 8:40 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
33h 05m2 stops Doha Hamad Intl Melbourne
Qatar Airways Logo
10:00 pm - 3:55 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
33h 25m1 stop Doha Hamad Intl
$2,409Qatar Airways
Tue, Dec 1 - Wed, Dec 9
Multiple Airlines Logo
12:06 pm - 12:15 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
32h 39m3 stops Atlanta Hartsfield-Jackson Los Angeles Nadi
Multiple Airlines Logo
8:25 pm - 3:45 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
34h 50m3 stops Perth Hong Kong Intl Toronto Pearson Intl
$2,454Multiple Airlines
Fri, Jan 1 - Fri, Jan 29
Qatar Airways Logo
8:05 pm - 5:05 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
29h 30m1 stop Doha Hamad Intl
Qatar Airways Logo
10:00 pm - 3:55 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
33h 25m1 stop Doha Hamad Intl
$2,461Qatar Airways
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Adelaide flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Adelaide?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Adelaide typically range from $1,175 to $1,911. The lowest price found in the past 5 days was $1,784, on Air New Zealand.

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Key details for Washington, D.C. Dulles Intl Airport to Adelaide flights

Low season

February

Cheapest flight

$829
Beat the crowds with an average 93% drop in travelers.
The most popular month to fly with an average 41% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Adelaide

When to book flights from Washington, D.C. to Adelaide

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Adelaide based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Adelaide flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Adelaide?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Adelaide.

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

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Adelaide takes 00m, covering 10,437 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Adelaide?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Adelaide flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Adelaide range from $1,175 to $1,911, with an average of $1,478 over the past 12 months. Anything below $1,175 counts as a good deal.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Adelaide looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Adelaide are currently lower than usual. Average one-way flight prices are about $917, which is 22% below the typical average for this route.

  • What car rental options are available at Adelaide Airport (ADL)?

    Adelaide Airport (ADL) hosts 5 major car rental companies, with daily rates averaging $40 for economy cars. Top options include:

    • Bargain Car Rentals
    • Simba Car Hire
    • East Coast Car Rentals
    • Europcar
    • Thrifty

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Adelaide?

    Flights from Washington, D.C. Dulles Intl Airport to Adelaide usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Adelaide (ADL).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Adelaide pass through?

    Most connecting flights from Washington, D.C. Dulles Intl Airport to Adelaide pass through San Francisco (SFO), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Adelaide?

    Yes. Flexible dates can save you up to 58% on flights from Washington, D.C. Dulles Intl Airport to Adelaide. Tuesday is the cheapest departure day at $1,175 round-trip on average, while Saturday is the most expensive at $2,735, a difference of $1,560.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Adelaide?

    Adelaide is 15 hours ahead of Washington, D.C. Dulles Intl Airport (Central Australia Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Adelaide?

    Some of the most popular sights in Adelaide are Adelaide Oval, Adelaide Festival Centre and Adelaide Convention Centre. These are among the most viewed places in Adelaide on KAYAK.

Your guide to booking Washington, D.C. Dulles Intl Airport to Adelaide flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Saturday. On this route, Tuesday flights average $1,175, about $1,560 less than Saturday fares (57% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Adelaide trip for June. Fares historically average $1,168 round-trip in that month - typically $1,250 less than the most expensive month, which is April (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Adelaide Airport.

    • Atura Adelaide Airport
    • Lockleys Hotel

More options for your flight from Washington, D.C. to Adelaide

Complete your trip to Adelaide with a hotel stay or car rental

Car rentals in Adelaide
Hotels in Adelaide
Vacations in Adelaide