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

$746 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 31/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Australia to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
11:20 - 12:19SYD-DCA
40h 59m2 stops
Air Canada Logo
12:55 - 09:35DCA-SYD
52h 40m2 stops
$1,322Air Canada
Find Deal
Wed, 18 Feb - Sun, 22 Feb
Air Canada Logo
11:20 - 21:22SYD-IAD
26h 02m2 stops
Air Canada Logo
13:20 - 09:35IAD-SYD
28h 15m2 stops
$1,354Air Canada
Find Deal
Wed, 3 Dec - Sat, 6 Dec
United Airlines Logo
11:30 - 23:58MEL-BWI
28h 28m2 stops
United Airlines Logo
15:52 - 09:30BWI-MEL
25h 38m2 stops
$1,430United Airlines
Find Deal
Thu, 25 Dec - Wed, 28 Jan
United Airlines Logo
11:20 - 16:26SYD-IAD
21h 06m1 stop
United Airlines Logo
18:15 - 09:15IAD-SYD
23h 00m1 stop
$1,620United Airlines
Find Deal
Wed, 10 Dec - Mon, 19 Jan
Qantas Airways Logo
14:05 - 19:50SYD-DCA
21h 45m1 stop
Qantas Airways Logo
16:59 - 09:00DCA-SYD
24h 01m1 stop
$1,637Qantas Airways
Find Deal
Sun, 23 Nov - Mon, 1 Dec
Qantas Airways Logo
14:05 - 22:54SYD-BWI
24h 49m1 stop
Qantas Airways Logo
15:20 - 06:55BWI-SYD
23h 35m1 stop
$1,639Qantas Airways
Find Deal
Tue, 2 Dec - Tue, 9 Dec
Air New Zealand Logo
12:10 - 23:56MEL-IAD
27h 46m2 stops
Air New Zealand Logo
16:00 - 10:55IAD-MEL
27h 55m2 stops
$1,755Air New Zealand
Find Deal
Fri, 6 Mar - Sat, 14 Mar
Virgin Australia Logo
10:55 - 06:00MEL-IAD
33h 05m1 stop
Virgin Australia Logo
22:05 - 07:30IAD-MEL
43h 25m1 stop
$1,954Virgin Australia
Find Deal
Sun, 3 May - Sun, 10 May
Virgin Australia Logo
09:30 - 00:50MEL-IAD
29h 20m1 stop
Virgin Australia Logo
22:05 - 07:30IAD-MEL
43h 25m1 stop
$1,974Virgin Australia
Find Deal
Wed, 29 Apr - Sun, 3 May
Air New Zealand Logo
07:45 - 21:27SYD-BWI
29h 42m2 stops
Air New Zealand Logo
08:40 - 10:30BWI-SYD
33h 50m2 stops
$2,166Air New Zealand
Find Deal
Tue, 2 Dec - Tue, 9 Dec

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 5 November 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

Wed 18/2

11:20-12:19

2 stops40h 59m

Washington, D.C. Reagan-National

Sun 22/2

12:55-09:35

2 stops52h 40m

$1,322

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 3/12

11:20-21:22

2 stops26h 02m

Washington, D.C. Dulles Intl

Sat 6/12

13:20-09:35

2 stops28h 15m

$1,354

MelbourneBaltimore

MEL - BWI

MELBWI

Melbourne

Thu 25/12

11:30-23:58

2 stops28h 28m

Baltimore/Washington

Wed 28/1

15:52-09:30

2 stops25h 38m

$1,430

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 10/12

11:20-16:26

1 stop21h 06m

Washington, D.C. Dulles Intl

Mon 19/1

18:15-09:15

1 stop23h 00m

$1,620

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Sun 23/11

14:05-19:50

1 stop21h 45m

Washington, D.C. Reagan-National

Mon 1/12

16:59-09:00

1 stop24h 01m

$1,637

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

Tue 2/12

14:05-22:54

1 stop24h 49m

Baltimore/Washington

Tue 9/12

15:20-06:55

1 stop23h 35m

$1,639

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Fri 6/3

12:10-23:56

2 stops27h 46m

Washington, D.C. Dulles Intl

Sat 14/3

16:00-10:55

2 stops27h 55m

$1,755

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Sun 3/5

10:55-06:00

1 stop33h 05m

Washington, D.C. Dulles Intl

Sun 10/5

22:05-07:30

1 stop43h 25m

$1,954

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Wed 29/4

09:30-00:50

1 stop29h 20m

Washington, D.C. Dulles Intl

Sun 3/5

22:05-07:30

1 stop43h 25m

$1,974

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

Tue 2/12

07:45-21:27

2 stops29h 42m

Baltimore/Washington

Tue 9/12

08:40-10:30

2 stops33h 50m

$2,166

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $1,303, 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 $1,569.

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 $1,993. 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 $2,301.

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 $2,020 when looking at flights departing in the morning. Flights to Washington, D.C. are more costly at midday, with an average ticket price of $2,201. 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 $1,982 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 $1,677 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 SYDNEYFebruary32% cheaperFlying from Sydney to Washington, D.C. costs on average just $1,303 in February
MOST EXPENSIVE MONTH TO FLY TO WASHINGTON, D.C. FROM SYDNEYDecember37% more expensiveIt costs about $2,612 for flights to Washington, D.C. from Sydney in December
MOST POPULAR MONTH TO FLY TO WASHINGTON, D.C. FROM SYDNEYDecember606% 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

$746

Best Round-Trip Price

$1,322

Fastest flight time

24h 10m

Popular in

December
The best one-way flight price to Washington, D.C. from Australia in the last 72 hours is $746 (Sydney Kingsford Smith to Baltimore/Washington).
The best round-trip flight price to Washington, D.C. from Australia in the last 72 hours is $1,322 (Sydney Kingsford Smith to Washington, D.C. Reagan-National).
The fastest flight to Washington, D.C. from Australia takes 24h 10m (Melbourne to Baltimore/Washington).
December has the highest demand for flights to Washington, D.C., with a 8% 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 10 days prior to their departure date, when tickets on average are $1,902. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as $1,074.

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

Washington, D.C. Reagan-National Airport or Baltimore/Washington 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 $308 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.?

Users booking trips to Washington, D.C. from Minneapolis found flights 24% 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
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.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 5/12
Fri 12/12

Find better results for your trip to Washington, D.C.