IAD - ADL

$1,316 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
$1,316
Typical prices: $1,175-$2,410
Air New Zealand
Sat 1/6Sat 1/20
IAD - ADL • 2 stops
Cheapest one-way
$1,398
Typical prices: $1,171-$1,234
Qatar Airways
Sun 9/30
IAD - ADL • 1 stop
When to travel
June
Cheapest • 25% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
San Francisco (SFO)
Cheapest • Avg $1,638 (round-trip)
Doha Hamad Intl (DOH)
Shortest trip • 31h 27m (one-way)
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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

Tue, Jan 5 - Wed, Jan 20
Air New Zealand Logo
7:00 am - 10:55 amIAD  Washington, D.C. Dulles Intl-ADL Adelaide
36h 25m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
12:05 pm - 5:25 amADL  Adelaide-IAD Washington, D.C. Dulles Intl
32h 50m2 stops Auckland Intl Los Angeles
$1,316Air New Zealand
Wed, Jan 6 - Wed, Jan 20
Air New Zealand Logo
8:30 am - 10:55 amIAD  Washington, D.C. Dulles Intl-ADL Adelaide
34h 55m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
12:05 pm - 12:31 amADL  Adelaide-IAD Washington, D.C. Dulles Intl
27h 56m2 stops Auckland Intl Los Angeles
$1,316Air New Zealand
Sun, Sep 13 - Mon, Sep 21
Air Canada Logo
8:29 am - 6:10 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
44h 11m2 stops Vancouver Intl Brisbane
Air Canada Logo
8:00 pm - 8:25 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
37h 55m2 stops Sydney Kingsford Smith Toronto Pearson Intl
$1,484Air Canada
Sun, Sep 13 - Mon, Sep 21
Air Canada Logo
8:29 am - 11:10 amIAD  Washington, D.C. Dulles Intl-ADL Adelaide
37h 11m2 stops Vancouver Intl Brisbane
Air Canada Logo
8:00 pm - 8:25 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
37h 55m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,487Air Canada
Wed, Feb 10 - Tue, Mar 2
United Airlines Logo
5:55 pm - 4:20 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
30h 55m2 stops San Francisco Brisbane
United Airlines Logo
6:10 am - 7:07 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
28h 27m2 stops Brisbane San Francisco
$1,495United Airlines
Wed, Feb 10 - Mon, Mar 1
United Airlines Logo
4:10 pm - 4:20 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
32h 40m2 stops San Francisco Brisbane
United Airlines Logo
6:10 am - 10:43 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
32h 03m2 stops Brisbane San Francisco
$1,495United Airlines
Wed, Feb 10 - Wed, Feb 24
United Airlines Logo
5:55 pm - 4:20 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
30h 55m2 stops San Francisco Brisbane
United Airlines Logo
8:40 am - 7:07 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
25h 57m2 stops Melbourne San Francisco
$1,498United Airlines
Sun, Feb 14 - Sun, Feb 28
Air Canada Logo
12:40 pm - 1:55 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
33h 45m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
6:00 am - 8:10 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
29h 40m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,505Air Canada
Sat, Feb 13 - Thu, Feb 25
Air New Zealand Logo
8:30 am - 10:55 amIAD  Washington, D.C. Dulles Intl-ADL Adelaide
34h 55m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
12:05 pm - 9:27 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
24h 52m2 stops Auckland Intl San Francisco
$1,513Air New Zealand
Sun, Feb 14 - Fri, Feb 26
Air Canada Logo
12:40 pm - 1:55 pmIAD  Washington, D.C. Dulles Intl-ADL Adelaide
33h 45m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
6:00 am - 8:10 pmADL  Adelaide-IAD Washington, D.C. Dulles Intl
29h 40m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,543Air Canada
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 from Washington, D.C. Dulles Intl Airport to Adelaide 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 start at $1,316. Prices are typical for this route right now, with typical round-trip fares ranging from $1,175 to $2,410. The lowest price found in the past 5 days was $1,316 on Air New Zealand.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Adelaide?

Tuesday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Adelaide, it is 25% cheaper than the average day. Sunday is the most expensive day with flight prices 98% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

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

Low season

February

Cheapest flight

$1,316
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

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

    Two cabin classes are available on flights from Washington, D.C. Dulles Intl Airport to Adelaide:

    • Economy Class
    • Premium Economy Class

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

    Connecting flights from Washington, D.C. Dulles Intl Airport to Adelaide most commonly pass through:

    • San Francisco (SFO) - 86% of one-stop connections
    • Doha Hamad Intl (DOH) - 14% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    Yes. Being flexible with your travel dates can save you up to 63% on the Washington, D.C. Dulles Intl Airport to Adelaide route. Tuesday is the cheapest departure day at $1,168 round-trip on average, while Sunday is the most expensive at $3,090, a difference of $1,922. 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 popular places can I visit in Adelaide?

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

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

    There are currently no nonstop flights available from Washington, D.C. Dulles Intl Airport to Adelaide. Flights with 1 layover take between 22h 36m and 31h 27m in total, depending on the connection.

  • 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.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Adelaide changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,316 to $11,343. That means the highest observed fare was about 9x higher than the lowest one.

  • 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 higher than usual. Average one-way flight prices are about $1,402, which is 19% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Adelaide?

    Flying via San Francisco (SFO) gives the shortest average 1-stop total travel time at 22h 36m, compared with 31h 27m via Doha Hamad Intl (DOH).

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

    Adelaide is 13 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 car rental options are available at Adelaide Airport (ADL)?

    Adelaide Airport (ADL) hosts 5 major car rental companies, with daily rates starting from around $11 for economy cars. Top options include:
    · Bargain Car Rentals
    · Simba Car Hire
    · East Coast Car Rentals
    · Europcar
    · Budget

  • 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 $2,410, with an average of $1,556 over the past 12 months. Anything below $1,175 counts as a good deal.

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 can be flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average $1,168 - about $1,922 less than Sunday (62% 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 $1,371 less than the most expensive month, which is October (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

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

Information on your arrival and departure airports

Washington, D.C. (IAD)
Adelaide (ADL)