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Cheap flights from Washington, D.C. Dulles Intl Airport to Sydney from $439

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Sydney departing on 2/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Sydney

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. Dulles Intl Airport to Sydney that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. Dulles Intl Airport to Sydney.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. Dulles Intl Airport to Sydney? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Sydney, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. Dulles Intl Airport to Sydney

Find recent round-trip train or bus tickets from Washington, D.C. Dulles Intl Airport to Sydney.

All round-trip flight deals to Sydney

The cheapest plane tickets to Sydney found on KAYAK recently.
6:16 am - 6:35 amIAD-SYD
32h 19m1 stop
11:50 am - 4:08 pmSYD-IAD
20h 18m1 stop
$823American Airlines
Find Deal
Thu, Feb 27 - Sat, Mar 8
9:12 am - 7:25 amIAD-SYD
30h 13m2 stops
11:50 am - 11:54 pmSYD-IAD
28h 04m2 stops
$828American Airlines
Find Deal
Fri, Feb 21 - Fri, Feb 28
3:00 pm - 6:35 amIAD-SYD
25h 35m2 stops
9:25 am - 9:46 pmSYD-IAD
26h 21m2 stops
$835Delta
Find Deal
Tue, Apr 15 - Wed, Apr 23
12:52 pm - 8:35 amIAD-SYD
27h 43m2 stops
11:05 am - 9:05 pmSYD-IAD
26h 00m2 stops
$836Delta
Find Deal
Sun, Feb 2 - Wed, Feb 12
6:00 am - 8:45 amIAD-SYD
34h 45m2 stops
1:55 pm - 9:02 pmSYD-IAD
23h 07m2 stops
$1,314Air New Zealand
Find Deal
Mon, Jan 27 - Mon, Feb 10
8:29 am - 9:05 amIAD-SYD
32h 36m1 stop
11:20 am - 6:08 pmSYD-IAD
22h 48m1 stop
$1,315United Airlines
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Thu, Feb 20 - Thu, Feb 27
6:00 am - 9:05 amIAD-SYD
35h 05m1 stop
11:20 am - 4:47 amSYD-IAD
33h 27m1 stop
$1,319United Airlines
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Fri, Feb 21 - Fri, Feb 28
12:35 pm - 8:45 amIAD-SYD
29h 10m2 stops
9:55 am - 12:31 amSYD-IAD
28h 36m2 stops
$1,352Air New Zealand
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Tue, Mar 18 - Sat, Apr 26
3:55 pm - 8:20 amIAD-SYD
49h 25m2 stops
9:20 am - 3:13 pmSYD-IAD
43h 53m2 stops
$1,390Air Canada
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Fri, Mar 28 - Sun, Apr 13
12:37 pm - 8:35 amIAD-SYD
28h 58m2 stops
10:20 am - 3:13 pmSYD-IAD
43h 53m2 stops
$1,395Air Canada
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Thu, Mar 13 - Wed, Mar 19
5:04 pm - 5:45 pmIAD-SYD
32h 41m2 stops
$439Qantas Airways
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Mon, Feb 3
5:03 pm - 10:50 amIAD-SYD
25h 47m2 stops
$446Qantas Airways
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Wed, Feb 19
5:03 pm - 8:30 pmIAD-SYD
35h 27m2 stops
$457Qantas Airways
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Wed, Feb 26
3:53 pm - 6:35 amIAD-SYD
24h 42m2 stops
$476American Airlines
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Mon, Apr 14
6:16 am - 6:35 amIAD-SYD
32h 19m1 stop
$499American Airlines
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Thu, Feb 27
5:40 pm - 7:20 amIAD-SYD
23h 40m1 stop
$781Air Canada
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Tue, May 6
3:55 pm - 9:35 amIAD-SYD
49h 40m3 stops
$786Air Canada
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Mon, Feb 3
12:51 pm - 7:00 amIAD-SYD
26h 09m1 stop
$875United Airlines
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Sun, Feb 2
10:05 pm - 7:00 amIAD-SYD
40h 55m1 stop
$892United Airlines
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Sat, Feb 15
12:45 pm - 8:35 amIAD-SYD
27h 50m2 stops
$1,553Delta
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Thu, Dec 12
9:00 am - 6:10 amIAD-SYD
29h 10m1 stop
6:40 pm - 4:14 pmSYD-IAD
37h 34m2 stops
$1,084Qantas Airways
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Thu, Nov 14 - Thu, Feb 6
5:09 pm - 10:50 amIAD-SYD
25h 41m2 stops
5:25 pm - 4:15 pmSYD-IAD
38h 50m1 stop
$1,087Qantas Airways
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Sat, Nov 16 - Mon, Nov 18
3:55 pm - 9:35 amIAD-SYD
49h 40m3 stops
11:20 am - 3:13 pmSYD-IAD
43h 53m3 stops
$1,671Air Canada
Find Deal
Sat, Nov 16 - Thu, Nov 21
11:05 am - 10:30 amIAD-SYD
31h 25m1 stop
9:45 pm - 9:10 amSYD-IAD
27h 25m1 stop
$1,683ANA
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Sun, Nov 17 - Sun, Nov 24
11:05 am - 10:30 amIAD-SYD
31h 25m1 stop
12:25 pm - 7:20 amSYD-IAD
58h 55m2 stops
$1,739ANA
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Sun, Nov 17 - Sun, Nov 24
12:50 pm - 9:35 amIAD-SYD
28h 45m2 stops
11:20 am - 9:21 pmSYD-IAD
26h 01m2 stops
$1,778Air Canada
Find Deal
Thu, Nov 14 - Thu, Feb 6
6:00 pm - 9:15 amIAD-SYD
23h 15m1 stop
12:10 pm - 10:59 pmSYD-IAD
26h 49m1 stop
$1,792United Airlines
Find Deal
Mon, Nov 18 - Wed, Dec 4
8:15 am - 9:05 amIAD-SYD
32h 50m1 stop
11:20 am - 4:14 pmSYD-IAD
20h 54m1 stop
$2,085United Airlines
Find Deal
Sat, Nov 16 - Thu, Jan 9
6:00 pm - 9:15 amIAD-SYD
23h 15m1 stop
1:55 pm - 9:11 pmSYD-IAD
23h 16m2 stops
$2,095Air New Zealand
Find Deal
Fri, Nov 15 - Sun, Nov 17
7:05 pm - 9:05 amIAD-SYD
22h 00m1 stop
1:55 pm - 12:43 amSYD-IAD
26h 48m2 stops
$8,127Air New Zealand
Find Deal
Mon, Nov 18 - Fri, Nov 29

Qantas Airways flights from Washington, D.C. Dulles Intl Airport to Sydney

Our best Qantas Airways deals on Washington, D.C. Dulles Intl Airport to Sydney flight tickets
Qantas Airways
Dec 30
IAD5:15 pmWashington, D.C. Dulles Intl
25h 05m
2 stops
SYD10:20 amSydney Kingsford Smith
Jan 22
SYD7:30 amSydney Kingsford Smith
24h 44m
2 stops
IAD4:14 pmWashington, D.C. Dulles Intl
Qantas Airways
Dec 30
IAD5:15 pmWashington, D.C. Dulles Intl
25h 05m
2 stops
SYD10:20 amSydney Kingsford Smith
Jan 16
SYD9:35 pmSydney Kingsford Smith
34h 39m
2 stops
IAD4:14 pmWashington, D.C. Dulles Intl
Qantas Airways
Dec 30
IAD5:15 pmWashington, D.C. Dulles Intl
25h 05m
2 stops
SYD10:20 amSydney Kingsford Smith
Jan 21
SYD6:20 amSydney Kingsford Smith
25h 54m
2 stops
IAD4:14 pmWashington, D.C. Dulles Intl

ANA flights from Washington, D.C. Dulles Intl Airport to Sydney

Our best ANA deals on Washington, D.C. Dulles Intl Airport to Sydney flight tickets
ANA
Feb 23
IAD11:05 amWashington, D.C. Dulles Intl
31h 25m
1 stop
SYD10:30 amSydney Kingsford Smith
Mar 2
SYD9:45 pmSydney Kingsford Smith
33h 55m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
ANA
Mar 12
IAD12:10 pmWashington, D.C. Dulles Intl
31h 20m
1 stop
SYD10:30 amSydney Kingsford Smith
Apr 7
SYD11:50 amSydney Kingsford Smith
36h 45m
1 stop
IAD10:35 amWashington, D.C. Dulles Intl
ANA
Mar 11
IAD12:35 pmWashington, D.C. Dulles Intl
40h 40m
2 stops
SYD8:15 pmSydney Kingsford Smith
Mar 16
SYD12:25 pmSydney Kingsford Smith
43h 15m
1 stop
IAD4:40 pmWashington, D.C. Dulles Intl

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Sydney?

February. The cheapest time of year to fly to Sydney from Washington, D.C. Dulles Intl Airport is February. Most expensive is December

What is the cheapest day to depart Washington, D.C. Dulles Intl Airport for Sydney?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Monday

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Sydney?

At noon. Washington, D.C. Dulles Intl Airport to Sydney flights are approximately 16% more expensive in the morning than at noon

What is the cheapest airline that flies to Sydney from Washington, D.C. Dulles Intl Airport?

Alaska Airlines. Alaska Airlines, American Airlines, and Delta are the most popular carriers operating from Washington, D.C. Dulles Intl Airport to Sydney

How far in advance should you book Washington, D.C. Dulles Intl Airport to Sydney flights?

41 days before. The cheapest time to buy a flight from Washington, D.C. Dulles Intl Airport to Sydney is approximately 41 days to departure

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Sydney flights?

You could potentially save up to 7% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Sydney flight.

How have Washington, D.C. Dulles Intl Airport to Sydney flight prices changed over time?

As of November 2024, prices for Washington, D.C. Dulles Intl Airport to Sydney flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Sydney (IAD to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Sydney

Best Price Found

$439

Fastest flight time

22h 24m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Washington, D.C. Dulles Intl Airport in the past 72 hours is $439. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Sydney found on momondo in the last 72 hours is $823.
The fastest flight from Washington, D.C. Dulles Intl Airport to Sydney takes 22h 24m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Sydney. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

  • How far is Washington, D.C. Dulles Intl to Sydney Kingsford Smith by plane?

    The straight-line distance from Washington, D.C. Dulles Intl to Sydney Kingsford Smith is 9734.0 mi. Typically, this will take 22h 24m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Sydney?


Best airlines flying from Washington, D.C. Dulles Intl Airport to Sydney

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $221Free CancellationRating
8.0
9,434 reviews
Search Alaska Airlines flights
DeltaPriceFrom $852Free CancellationRating
8.0
8,789 reviews
Search Delta flights
American AirlinesPriceFrom $860Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Qantas AirwaysPriceFrom $875Free CancellationRating
7.6
826 reviews
Search Qantas Airways flights
Air CanadaPriceFrom $959Free CancellationRating
7.0
8,192 reviews
Search Air Canada flights
United AirlinesPriceFrom $990Free CancellationRating
7.4
9,189 reviews
Search United Airlines flights
Air New ZealandPriceFrom $1,355Free CancellationRating
8.0
529 reviews
Search Air New Zealand flights
ANAPriceFrom $1,667Free CancellationRating
8.4
836 reviews
Search ANA flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Sydney?

It is quick and easy to find Washington, D.C. to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

Can I find flights from Washington, D.C. to Sydney with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sydney from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Sydney?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Sydney.

I’m not ready to book a flight from Washington, D.C. to Sydney right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.


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