IAD - ADL

$1,139 Find Cheap Flights from Washington Dulles Airport to Adelaide

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Adelaide departing on 5/14. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult

KAYAK searches hundreds of travel sites at once for deals on flights to Adelaide

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Adelaide, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Adelaide, as well as popular online travel agencies
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Cheap Flight Deals from Dulles Intl to Adelaide (IAD-ADL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Adelaide that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Dulles Intl to Adelaide

KAYAK's recommended round-trip deals from the most popular airlines that fly from Dulles Intl to Adelaide.
Discover the best prices for you by selecting your travel dates on KAYAK.
Choose your dates
11:49 am - 11:35 amIAD-ADL
34h 16m2 stops
12:35 pm - 10:41 pmADL-IAD
23h 36m2 stops
$1,450
Find Deal
Tue, Aug 5 - Thu, Aug 21
7:15 am - 11:35 amIAD-ADL
38h 50m2 stops
12:35 pm - 5:55 amADL-IAD
30h 50m2 stops
$1,548Fiji Airways
Find Deal
Thu, May 15 - Thu, May 22
1:01 pm - 1:30 pmIAD-ADL
34h 59m2 stops
11:55 am - 11:58 pmADL-IAD
25h 33m2 stops
$1,716Air New Zealand
Find Deal
Wed, May 28 - Fri, Jul 4
5:53 pm - 10:55 amIAD-ADL
27h 32m2 stops
6:00 am - 9:20 pmADL-IAD
28h 50m2 stops
$1,742Air New Zealand
Find Deal
Fri, May 30 - Fri, Jun 20
12:40 pm - 11:20 amIAD-ADL
33h 10m3 stops
6:05 am - 6:45 amADL-IAD
38h 10m2 stops
$1,847
Find Deal
Tue, Aug 5 - Thu, Aug 21
3:30 pm - 11:50 amIAD-ADL
30h 50m3 stops
8:00 pm - 6:21 amADL-IAD
47h 51m2 stops
$1,851Air Canada
Find Deal
Mon, Jun 9 - Fri, Jun 13
3:30 pm - 11:50 amIAD-ADL
30h 50m3 stops
8:00 pm - 9:27 pmADL-IAD
38h 57m3 stops
$1,857Air Canada
Find Deal
Mon, Jun 9 - Fri, Jun 13
3:30 pm - 1:55 pmIAD-ADL
32h 55m3 stops
9:40 pm - 3:40 pmADL-IAD
31h 30m1 stop
$2,063
Find Deal
Mon, Jun 9 - Fri, Jun 13
9:00 pm - 3:50 pmIAD-ADL
29h 20m1 stop
6:20 pm - 3:40 pmADL-IAD
34h 50m2 stops
$2,349Qatar Airways
Find Deal
Tue, Aug 5 - Thu, Aug 21
9:00 pm - 3:50 pmIAD-ADL
29h 20m1 stop
9:40 pm - 3:40 pmADL-IAD
31h 30m1 stop
$2,466Qatar Airways
Find Deal
Tue, Aug 5 - Thu, Aug 21

KAYAK's insights & trends for Dulles Intl to Adelaide flights

Get data-powered insights and trends into flights from Dulles Intl to Adelaide to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Washington Dulles Airport to Adelaide?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the past 3 days, the cheapest round-trip tickets from Washington Dulles Airport to Adelaide were found on Fiji Airways ($1,548) and Air New Zealand ($1,716).

Good to know

Low season

August

High season

March

Cheapest flight

$1,139
Best time to beat the crowds with an average 47% drop in price.
Most popular time to fly and prices are also 42% lower on average.
Flight from Washington Dulles Airport to Adelaide

When to book flights from Dulles Intl to Adelaide

Are your dates flexible? Find out the best times to travel from Dulles Intl to Adelaide based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to Adelaide flights

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to Adelaide?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Adelaide was $1,139 for a one-way ticket and $1,450 for a round-trip.

  • Do I need a passport to fly between Washington Dulles Airport and Adelaide?

    Yes, you'll most likely have to show a valid passport before boarding the plane in Washington Dulles Airport and on arrival in Adelaide.

  • Which aircraft models fly most regularly from Washington Dulles Airport to Adelaide?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Washington Dulles Airport to Adelaide?

    Star Alliance, and oneworld are the airline alliances operating flights between Washington Dulles Airport and Adelaide, with oneworld being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Adelaide?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Adelaide.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Adelaide?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Adelaide from Washington Dulles Airport is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to Adelaide?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Adelaide with an airline and back to Washington Dulles Airport with another airline. Booking your flights between Washington Dulles Airport and ADL can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Adelaide?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Adelaide from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Everything you need to know for your flight from Dulles Intl to Adelaide

Information on your arrival and departure airports

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