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Look for other cheap flights to Washington, D.C. Dulles Intl

$984 Cheap flights to Washington, D.C. Dulles Intl Airport

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Washington, D.C. Dulles Intl Airport departing on 9/12. 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 Australia to Washington, D.C. Dulles Intl Airport

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:45 - 20:54BNE-IAD
25h 09m2 stops
Air Canada Logo
09:45 - 08:45IAD-BNE
32h 00m2 stops
$1,267Air Canada
Find Deal
Thu, 27 Nov - Thu, 4 Dec
Air Canada Logo
11:20 - 16:11SYD-IAD
44h 51m2 stops
Air Canada Logo
09:55 - 07:20IAD-SYD
31h 25m2 stops
$1,305Air Canada
Find Deal
Mon, 16 Feb - Mon, 6 Apr
Qantas Airways Logo
14:05 - 22:51SYD-IAD
24h 46m1 stop
Qantas Airways Logo
17:10 - 06:55IAD-SYD
23h 45m1 stop
$1,537Qantas Airways
Find Deal
Mon, 16 Feb - Mon, 6 Apr
Qantas Airways Logo
14:05 - 22:51SYD-IAD
24h 46m1 stop
Qantas Airways Logo
17:10 - 06:55IAD-SYD
23h 45m1 stop
$1,545Qantas Airways
Find Deal
Mon, 16 Feb - Mon, 6 Apr
Air New Zealand Logo
13:55 - 21:25SYD-IAD
23h 30m2 stops
Air New Zealand Logo
12:55 - 12:40IAD-SYD
31h 45m2 stops
$1,613Air New Zealand
Find Deal
Wed, 19 Nov - Thu, 27 Nov
United Airlines Logo
12:10 - 16:25SYD-IAD
20h 15m1 stop
United Airlines Logo
18:00 - 09:05IAD-SYD
23h 05m1 stop
$1,616United Airlines
Find Deal
Wed, 3 Dec - Mon, 12 Jan
United Airlines Logo
11:40 - 16:27BNE-IAD
19h 47m1 stop
United Airlines Logo
22:05 - 06:30IAD-BNE
41h 25m2 stops
$1,676United Airlines
Find Deal
Tue, 3 Mar - Sat, 7 Mar
Air New Zealand Logo
10:35 - 23:56MEL-IAD
29h 21m2 stops
Air New Zealand Logo
16:00 - 10:55IAD-MEL
27h 55m2 stops
$1,729Air New Zealand
Find Deal
Fri, 6 Mar - Sat, 14 Mar
Virgin Australia Logo
11:20 - 16:26SYD-IAD
21h 06m1 stop
Virgin Australia Logo
08:30 - 09:15IAD-SYD
32h 45m1 stop
$1,992Virgin Australia
Find Deal
Wed, 19 Nov - Thu, 27 Nov
Virgin Australia Logo
13:00 - 00:25MEL-IAD
27h 25m1 stop
Virgin Australia Logo
18:03 - 09:00IAD-MEL
23h 57m1 stop
$2,018Virgin Australia
Find Deal
Fri, 6 Mar - Sat, 14 Mar

momondo Fare Finder

 
Locate flights to Washington, D.C. Dulles Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 1 November 2025.
Use the filters below to find and compare flights to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Thu 27/11

10:45-20:54

2 stops25h 09m

Washington, D.C. Dulles Intl

Thu 4/12

09:45-08:45

2 stops32h 00m

$1,267

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 16/2

11:20-16:11

2 stops44h 51m

Washington, D.C. Dulles Intl

Mon 6/4

09:55-07:20

2 stops31h 25m

$1,305

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 16/2

14:05-22:51

1 stop24h 46m

Washington, D.C. Dulles Intl

Mon 6/4

17:10-06:55

1 stop23h 45m

$1,537

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 16/2

14:05-22:51

1 stop24h 46m

Washington, D.C. Dulles Intl

Mon 6/4

17:10-06:55

1 stop23h 45m

$1,545

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 19/11

13:55-21:25

2 stops23h 30m

Washington, D.C. Dulles Intl

Thu 27/11

12:55-12:40

2 stops31h 45m

$1,613

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 3/12

12:10-16:25

1 stop20h 15m

Washington, D.C. Dulles Intl

Mon 12/1

18:00-09:05

1 stop23h 05m

$1,616

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Tue 3/3

11:40-16:27

1 stop19h 47m

Washington, D.C. Dulles Intl

Sat 7/3

22:05-06:30

2 stops41h 25m

$1,676

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Fri 6/3

10:35-23:56

2 stops29h 21m

Washington, D.C. Dulles Intl

Sat 14/3

16:00-10:55

2 stops27h 55m

$1,729

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 19/11

11:20-16:26

1 stop21h 06m

Washington, D.C. Dulles Intl

Thu 27/11

08:30-09:15

1 stop32h 45m

$1,992

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Fri 6/3

13:00-00:25

1 stop27h 25m

Washington, D.C. Dulles Intl

Sat 14/3

18:03-09:00

1 stop23h 57m

$2,018

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. Dulles Intl Airport from

Flights to Washington, D.C. Dulles Intl Airport – Travel Insights & Trends

Get data-powered insights and trends for flights to Washington, D.C. Dulles Intl Airport to help you craft the best travel plan.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Friday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Australia. The lowest ticket price found for a Friday departure recently was $2,029. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Saturday is $2,232.

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

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Australia is in March. Flight prices, which tend to average around $1,549, are often lower during this time because this is during the off-season. If you’re not able to fly to Washington, D.C. Dulles Intl Airport in March, then September is your next best option. Flight prices from Australia to Washington, D.C. Dulles Intl Airport during September average around $1,719.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

The cheapest time of day to fly to Washington, D.C. Dulles Intl Airport is in the morning when flights can be purchased for as low as $2,098. Flights to Washington, D.C. Dulles Intl Airport are more costly at midday, with an average ticket price of $2,314. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $1,970 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Australia for as low as $1,652 on momondo.

Cheapest flights to Washington, D.C. Dulles Intl

Find the cheapest flights to Washington, D.C. Dulles Intl from your nearest city or airport
Find flights from Sydney to Washington, D.C. Dulles Intl Airport
CHEAPEST MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM SYDNEYMarch22% cheaperFlying from Sydney to Washington, D.C. Dulles Intl Airport costs on average just $1,549 in March
MOST EXPENSIVE MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM SYDNEYDecember39% more expensiveIt costs about $2,756 for flights to Washington, D.C. Dulles Intl Airport from Sydney in December
MOST POPULAR MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM SYDNEYJune400% more users visitedMore momondo users searched in flights to Washington, D.C. Dulles Intl Airport from Sydney in June than any other month

Cheap Washington, D.C. Dulles Intl Airport flight deals and tips

Summary info about Washington, D.C. Dulles Intl Airport flight prices, duration and airlines

Best One-Way Price

$984

Best Round-Trip Price

$1,267

Fastest flight time

24h 32m

Popular in

December
The best one-way flight price to Washington, D.C. from Australia in the last 72 hours is $984 (Melbourne to Washington, D.C. Dulles Intl).
Search Deals
The best round-trip flight price to Washington, D.C. from Australia in the last 72 hours is $1,267 (Brisbane to Washington, D.C. Dulles Intl).
Search Deals
The fastest flight to Washington, D.C. from Australia takes 24h 32m (Melbourne to Washington, D.C. Dulles Intl).
Search Deals
December has the highest demand for flights to Washington, D.C., with a 3% price increase on average.
Search Deals

Frequently asked questions about flying to Washington, D.C. Dulles Intl Airport

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

Most travellers find the cheapest return flights to Washington, D.C. Dulles Intl Airport when choosing a flight departing in March.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

Most flyers found that booking flight tickets 20 days in advance of their planned departure date is, on average, the best time to get cheap flights to Washington, D.C. Dulles Intl Airport.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

In general, booking your departure to Washington, D.C. Dulles Intl Airport for a Friday represents the best deal on airfare. Try to avoid a Saturday departure to stay away from the highest prices.

What is the cheapest time of day to fly to Washington, D.C. Dulles Intl Airport?

On average you can find the best deals on plane tickets to Washington, D.C. Dulles Intl Airport when looking for flights with Morning departure times.

Is there an alternative airport near Washington, D.C. Dulles Intl Airport?

Those flying to Washington, D.C. Dulles Intl Airport could potentially find better pricing at Washington, D.C. Reagan-National Airport (6 km from Washington, D.C. city centre) or Baltimore/Washington Airport (44 km from Washington, D.C. city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Washington, D.C.?

With an average price of $291 per person, Baltimore/Washington Airport is the cheapest airport to fly into when planning your trip to Washington, D.C.. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

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

The best price found on momondo to Washington, D.C. was $73/pp from Boston, which is 82% cheaper than the average flight price to Washington, D.C.. To find the cheapest price to Washington, D.C. from your area, use momondo’s Airport-to-Airport Pricing Tool.

Which airlines fly to Washington, D.C. Dulles Intl Airport?

You can find flights to Washington, D.C. Dulles Intl Airport from 8 airlines. If you’re unsure which to fly with, consider booking your flight with United Airlines, Qantas Airways or Air Canada as these are the most popular among our users. United Airlines is the most favoured with 44% of momondo travellers booking flights with this airline.

When did momondo last update prices for flights to Washington, D.C. Dulles Intl Airport?

Prices for flights to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Washington, D.C. Dulles Intl Airport?

The number of operators available for flights to Washington, D.C. Dulles Intl Airport is 8 as of November 2025.

How old do you have to be to fly to Washington, D.C. Dulles Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
McLean
Winchester
Arlington

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

All flight searches to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

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 to Washington, D.C..

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

Price alerts on flights to Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Singapore Airlines
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