WAS - ADL

$1,195 Find Cheap Flights from Washington, D.C. to Adelaide – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
$2,084
Typical prices: $1,784-$3,066
United Airlines
Sun 28/10Sun 4/11
BWI - ADL • 2 stops
Cheapest one-way flight
$1,195
Typical prices: $1,459-$1,717
Multiple Airlines
Thu 11/10
BWI - ADL • 3 stops
Top routes
DCA - ADL
Cheapest • 4% average savings
IAD - ADL
Most popular
Insights
Insights
When to travel
June
Cheapest • 22% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
San Francisco (SFO)
Cheapest • Avg $2,373 (return)
Doha Hamad Intl (DOH)
Shortest trip • 31h 27m (one-way)
Insights
Insights
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We hope you enjoy your trip to Adelaide!
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Flight Deals

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

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

Recent return flight deals from Washington, D.C. to Adelaide

Sun, 25 Oct - Sun, 1 Nov
United Airlines Logo
18:34 - 14:10BWI  Baltimore/Washington-ADL Adelaide
29h 06m2 stops San Francisco Melbourne
United Airlines Logo
19:55 - 23:38ADL  Adelaide-BWI Baltimore/Washington
43h 13m2 stops Sydney Kingsford Smith Houston George Bush Intcntl
$2,096United Airlines
Sun, 25 Oct - Sun, 1 Nov
American Airlines Logo
17:48 - 13:45BWI  Baltimore/Washington-ADL Adelaide
29h 27m3 stops Charlotte Douglas Los Angeles Sydney Kingsford Smith
American Airlines Logo
06:00 - 20:17ADL  Adelaide-BWI Baltimore/Washington
28h 47m2 stops Sydney Kingsford Smith Dallas/Fort Worth
$2,185American Airlines
Sat, 24 Oct - Sat, 31 Oct
United Airlines Logo
15:04 - 10:55BWI  Baltimore/Washington-ADL Adelaide
29h 21m2 stops Houston George Bush Intcntl Sydney Kingsford Smith
United Airlines Logo
06:10 - 17:26ADL  Adelaide-BWI Baltimore/Washington
25h 46m2 stops Brisbane San Francisco
$2,231United Airlines
Sun, 25 Oct - Sun, 1 Nov
American Airlines Logo
17:48 - 13:45BWI  Baltimore/Washington-ADL Adelaide
29h 27m3 stops Charlotte Douglas Los Angeles Sydney Kingsford Smith
American Airlines Logo
06:00 - 20:17ADL  Adelaide-BWI Baltimore/Washington
28h 47m3 stops Sydney Kingsford Smith Los Angeles Dallas/Fort Worth
$2,352American Airlines
Sun, 11 Oct - Sun, 18 Oct
Qantas Airways Logo
07:00 - 11:05BWI  Baltimore/Washington-ADL Adelaide
37h 35m2 stops Dallas/Fort Worth Sydney Kingsford Smith
Qantas Airways Logo
11:50 - 19:26ADL  Adelaide-BWI Baltimore/Washington
46h 06m2 stops Sydney Kingsford Smith Dallas/Fort Worth
$2,374Qantas Airways
Mon, 15 Feb - Fri, 19 Feb
Cathay Pacific Logo
10:13 - 10:30DCA  Washington, D.C. Reagan-National-ADL Adelaide
32h 47m2 stops Chicago O'Hare Intl Hong Kong Intl
Cathay Pacific Logo
12:00 - 23:00ADL  Adelaide-DCA Washington, D.C. Reagan-National
50h 30m2 stops Hong Kong Intl Dallas/Fort Worth
$2,379Cathay Pacific
Sat, 24 Oct - Sat, 31 Oct
Air New Zealand Logo
06:15 - 10:55IAD  Washington, D.C. Dulles Intl-ADL Adelaide
38h 10m2 stops Houston George Bush Intcntl Auckland Intl
Air New Zealand Logo
17:20 - 19:44ADL  Adelaide-IAD Washington, D.C. Dulles Intl
40h 54m2 stops Sydney Kingsford Smith Los Angeles
$2,422Air New Zealand
Sat, 24 Oct - Sat, 31 Oct
Multiple Airlines Logo
18:55 - 18:10DCA  Washington, D.C. Reagan-National-ADL Adelaide
56h 45m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
14:30 - 09:58ADL  Adelaide-DCA Washington, D.C. Reagan-National
57h 58m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$2,448Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
Air Canada Logo
22:19 - 18:10IAD  Washington, D.C. Dulles Intl-ADL Adelaide
53h 21m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
14:30 - 21:10ADL  Adelaide-IAD Washington, D.C. Dulles Intl
45h 10m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$2,448Air Canada
Sun, 11 Oct - Sun, 18 Oct
United Airlines Logo
18:50 - 12:10BWI  Baltimore/Washington-ADL Adelaide
26h 50m2 stops San Francisco Brisbane
United Airlines Logo
06:10 - 11:56ADL  Adelaide-BWI Baltimore/Washington
44h 16m3 stops Brisbane San Francisco Houston George Bush Intcntl
$2,469United Airlines
Booking Insights

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

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

How much is a return flight from Washington, D.C. to Adelaide?

Return flights from Washington, D.C. to Adelaide start at $2,084. Prices are typical for this route right now, with typical return fares ranging from $1,784 to $3,066. The lowest price found in the past 5 days was $2,084 on United Airlines.

What is the cheapest Washington, D.C. to Adelaide flight route?

There's little price difference between Washington, D.C. to Adelaide routes. They average around $2,083 return, based on KAYAK data over the past 12 months.

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

Tuesday is the cheapest day of the week to fly from Washington, D.C. to Adelaide and is 10% cheaper than the average day. Saturday 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. to Adelaide flights

Low season

February

Cheapest flight

$1,195
Most popular time to fly and prices are also 1% lower on average.
Flights from Baltimore 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 return price

Your Washington, D.C. 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. to Adelaide?

    Flights from Washington, D.C. to Adelaide may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Adelaide (ADL).

  • Which cabin classes can I book on flights from Washington, D.C. to Adelaide?

    Only Economy class is available on flights from Washington, D.C. to Adelaide.

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

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

    • San Francisco (SFO) – 89% of one-stop connections
    • Doha Hamad Intl (DOH) – 11% 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. to Adelaide?

    Yes. Being flexible with your travel dates can save you up to 55% on the Washington, D.C. to Adelaide route. Tuesday is the cheapest departure day at $1,888 return on average, while Saturday is the most expensive at $4,142, a difference of $2,255. 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, East End Cafe Precinct, and Adelaide Casino. These are among the most viewed places in Adelaide on KAYAK.

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

    There are currently no direct flights available from Washington, D.C. to Adelaide. Flights with 1 stopover take between 22h 44m and 31h 27m in total, depending on the connection.

  • Do I need a passport to fly from Washington, D.C. 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. to Adelaide changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about $2,084 to $18,878. That means the highest observed fare was about 9x higher than the lowest one.

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

    One-way fares from Washington, D.C. to Adelaide are currently lower than usual. Average one-way flight prices are about $1,536, which is 7% below the typical average for this route.

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

    Flying via San Francisco (SFO) gives the shortest average 1-stop total travel time of 22h 44m, compared to 31h 27m via Doha Hamad Intl (DOH).

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

    Adelaide is 13 hours ahead of Washington, D.C. (Central Australia Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Adelaide Airport (ADL)?

    Adelaide Airport (ADL) hosts 5 major car hire companies, with daily rates starting from around $16 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. to Adelaide flight?

    Return flights from Washington, D.C. to Adelaide range from $1,784 to $3,066, with an average of $2,090 over the past 12 months. Anything below $1,784 counts as a good deal.

Your guide to booking Washington, D.C. 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 instead of Saturday. On this route, Tuesday flights average $1,888 – about $2,255 less than Saturday (54% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. to Adelaide trip for June. Fares historically average $1,629 return in that month – typically $1,874 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

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

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

Car hire in Adelaide
Hotels in Adelaide
Holidays in Adelaide