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$682 Cheap flights to Washington, D.C.

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. departing on 15/10. 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.

Cheap return flights

Air Canada Logo
10:20 - 12:08SYD-DCA
40h 48m2 stops
Air Canada Logo
12:55 - 08:20DCA-SYD
28h 25m2 stops
$1,079Air Canada
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Air Canada Logo
10:20 - 12:08SYD-DCA
40h 48m2 stops
Air Canada Logo
12:55 - 08:20DCA-SYD
28h 25m3 stops
$1,112Air Canada
Find Deal
Tue, 14 Oct - Tue, 21 Oct
United Airlines Logo
11:55 - 21:10MEL-IAD
24h 15m1 stop
United Airlines Logo
08:30 - 09:15IAD-MEL
33h 45m1 stop
$1,238United Airlines
Find Deal
Mon, 6 Oct - Sun, 19 Oct
United Airlines Logo
11:30 - 00:31MEL-IAD
29h 01m1 stop
United Airlines Logo
16:10 - 08:30IAD-MEL
25h 20m2 stops
$1,242United Airlines
Find Deal
Mon, 16 Feb - Wed, 25 Mar
American Airlines Logo
16:05 - 00:59MEL-DCA
23h 54m1 stop
American Airlines Logo
15:25 - 05:00DCA-MEL
22h 35m1 stop
$1,244American Airlines
Find Deal
Mon, 13 Oct - Mon, 27 Oct
American Airlines Logo
09:45 - 16:26MEL-DCA
21h 41m1 stop
American Airlines Logo
11:30 - 05:00DCA-MEL
26h 30m1 stop
$1,250American Airlines
Find Deal
Mon, 13 Oct - Mon, 27 Oct
Qantas Airways Logo
09:10 - 20:59SYD-DCA
25h 49m1 stop
Qantas Airways Logo
08:20 - 07:05DCA-SYD
32h 45m1 stop
$1,491Qantas Airways
Find Deal
Fri, 12 Sep - Fri, 19 Sep
Virgin Australia Logo
11:55 - 05:36MEL-IAD
32h 41m1 stop
Virgin Australia Logo
22:08 - 09:30IAD-MEL
43h 22m1 stop
$1,491Virgin Australia
Find Deal
Mon, 20 Oct - Sun, 2 Nov
Qantas Airways Logo
08:40 - 16:11BNE-IAD
22h 31m1 stop
Qantas Airways Logo
17:03 - 06:30IAD-BNE
22h 27m1 stop
$1,550Qantas Airways
Find Deal
Mon, 3 Nov - Tue, 25 Nov
Virgin Australia Logo
07:15 - 21:10MEL-IAD
28h 55m2 stops
Virgin Australia Logo
06:30 - 09:15IAD-MEL
35h 45m1 stop
$1,591Virgin Australia
Find Deal
Mon, 6 Oct - Sun, 19 Oct

momondo Fare Finder

 
Locate flights to Washington, D.C. 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 31 August 2025.
Use the filters below to find and compare flights to Washington, D.C. that are best for you.

Fly from

Route

Depart

Return

Price

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Tue 14/10

10:20-12:08

2 stops40h 48m

Washington, D.C. Reagan-National

Tue 21/10

12:55-08:20

2 stops28h 25m

$1,079

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Tue 14/10

10:20-12:08

2 stops40h 48m

Washington, D.C. Reagan-National

Tue 21/10

12:55-08:20

3 stops28h 25m

$1,112

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 6/10

11:55-21:10

1 stop24h 15m

Washington, D.C. Dulles Intl

Sun 19/10

08:30-09:15

1 stop33h 45m

$1,238

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 16/2

11:30-00:31

1 stop29h 01m

Washington, D.C. Dulles Intl

Wed 25/3

16:10-08:30

2 stops25h 20m

$1,242

MelbourneWashington, D.C.

MEL - DCA

MELDCA

Melbourne

Mon 13/10

16:05-00:59

1 stop23h 54m

Washington, D.C. Reagan-National

Mon 27/10

15:25-05:00

1 stop22h 35m

$1,244

MelbourneWashington, D.C.

MEL - DCA

MELDCA

Melbourne

Mon 13/10

09:45-16:26

1 stop21h 41m

Washington, D.C. Reagan-National

Mon 27/10

11:30-05:00

1 stop26h 30m

$1,250

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Fri 12/9

09:10-20:59

1 stop25h 49m

Washington, D.C. Reagan-National

Fri 19/9

08:20-07:05

1 stop32h 45m

$1,491

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 20/10

11:55-05:36

1 stop32h 41m

Washington, D.C. Dulles Intl

Sun 2/11

22:08-09:30

1 stop43h 22m

$1,491

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Mon 3/11

08:40-16:11

1 stop22h 31m

Washington, D.C. Dulles Intl

Tue 25/11

17:03-06:30

1 stop22h 27m

$1,550

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 6/10

07:15-21:10

2 stops28h 55m

Washington, D.C. Dulles Intl

Sun 19/10

06:30-09:15

1 stop35h 45m

$1,591

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. from

Washington, D.C. flights insights and trends

Explore insights for your Washington, D.C. flight to craft the best travel plan

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

The cheapest month to fly to Washington, D.C. from Australia is in February. Flight prices, which tend to average around $1,302, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. in February, then you should wait until August to fly from Australia, when ticket prices are also cheap, with an average price of $1,560.

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

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C.. Tickets to fly out on this day can be as low as $1,981. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. on Sunday is $2,287.

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

Flying to Washington, D.C. from Australia in the morning is the least expensive time of day to depart. momondo users have found prices as low as $2,008 when looking at flights departing in the morning. Flights to Washington, D.C. are more costly at midday, with an average ticket price of $2,188. 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.?

You are more likely to see cheaper flights to Washington, D.C. from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $2,101 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. from Australia for as low as $1,485 on momondo.

Cheapest flights to Washington, D.C.

Find the cheapest flights to Washington, D.C. from your nearest city or airport
CHEAPEST MONTH TO FLY TO WASHINGTON, D.C. FROM SYDNEYFebruary33% cheaperFlying from Sydney to Washington, D.C. costs on average just $1,302 in February
MOST EXPENSIVE MONTH TO FLY TO WASHINGTON, D.C. FROM SYDNEYDecember34% more expensiveIt costs about $2,609 for flights to Washington, D.C. from Sydney in December
MOST POPULAR MONTH TO FLY TO WASHINGTON, D.C. FROM SYDNEYDecember629% more users visitedMore momondo users searched in flights to Washington, D.C. from Sydney in December than any other month

Cheap Washington, D.C. flight deals and tips

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

Best One-Way Price

$682

Best Round-Trip Price

$1,079

Fastest flight time

20h 12m

Popular in

December
The best one-way flight price to Washington, D.C. from Australia in the last 72 hours is $682 (Sydney Kingsford Smith to Baltimore/Washington).
The best round-trip flight price to Washington, D.C. from Australia in the last 72 hours is $1,079 (Sydney Kingsford Smith to Washington, D.C. Reagan-National).
The fastest flight to Washington, D.C. from Australia takes 20h 12m (Sydney Kingsford Smith to Baltimore/Washington).
December has the highest demand for flights to Washington, D.C., with a 3% price increase on average.

Frequently asked questions about flying to Washington, D.C.

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

In general, most travellers find the cheapest time to book a flight to Washington, D.C. is about 47 days prior to their departure date, when tickets on average are $1,938. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as $1,233.

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

Washington, D.C. Reagan-National Airport or Washington, D.C. Dulles Intl Airport can be an alternative airport used for travel to Washington, D.C..

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

With an average price of $571 per person, Washington, D.C. Reagan-National 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.?

Users booking trips to Washington, D.C. from Boston found flights 95% cheaper than the average price of flights to Washington, D.C.. To find the cheapest price to Washington, D.C. from your area, use momondo’s Airport-to-Airport Pricing Tool.

Are there flights to Capitol Hill?

Yes, you can get a flight to Washington, D.C. Reagan-National airport in Washington, D.C. (5.2 km from Capitol Hill).

What’s the closest airport to Embassy of Australia?

Washington, D.C. Reagan-National in Washington, D.C. is the closest airport to Embassy of Australia (distance: 6.1 km).

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

Prices for flights to Washington, D.C. are updated daily.

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

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Washington, D.C..

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

The travel and health documents you'll need for your trip to Washington, D.C. may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
McLean
Linthicum Heights
Arlington

Why use momondo?

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

Finding the right flight to Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Washington, D.C. flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

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

Of course. momondo tracks the price of Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Fri 5/9
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