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Cheap flights from Sydney to Washington, D.C. from $505

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Washington, D.C. departing on 2/2. 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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Cheap round-trip flights

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American Airlines Logo
11:20 am - 7:23 pmSYD-BWI
23h 03m2 stops
American Airlines Logo
7:08 pm - 6:55 amBWI-SYD
21h 47m1 stop
$1,151American Airlines
Find Deal
mié., mar. 18 - lun., abr. 13
American Airlines Logo
1:05 pm - 6:11 pmSYD-BWI
20h 06m1 stop
American Airlines Logo
7:08 pm - 6:55 amBWI-SYD
21h 47m1 stop
$1,158American Airlines
Find Deal
mié., mar. 18 - lun., abr. 13
United Airlines Logo
10:20 am - 5:17 pmSYD-BWI
20h 57m1 stop
United Airlines Logo
6:31 pm - 7:00 amBWI-SYD
46h 29m2 stops
$1,160United Airlines
Find Deal
lun., may. 18 - dom., may. 31
Air New Zealand Logo
9:55 am - 5:52 amSYD-BWI
33h 57m2 stops
Air New Zealand Logo
8:37 am - 8:45 amBWI-SYD
34h 08m2 stops
$1,186Air New Zealand
Find Deal
lun., may. 18 - dom., may. 31
Delta Logo
2:15 pm - 11:05 pmSYD-BWI
24h 50m2 stops
Delta Logo
1:02 pm - 6:50 amBWI-SYD
25h 48m2 stops
$1,207Delta
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jue., ene. 15 - jue., ene. 29
United Airlines Logo
11:50 am - 4:06 pmSYD-BWI
20h 16m1 stop
United Airlines Logo
8:07 am - 7:00 amBWI-SYD
30h 53m1 stop
$1,209United Airlines
Find Deal
jue., ene. 15 - jue., ene. 29
Air New Zealand Logo
9:55 am - 1:17 amSYD-IAD
29h 22m2 stops
Air New Zealand Logo
4:10 pm - 8:45 amIAD-SYD
26h 35m2 stops
$1,218Air New Zealand
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mié., abr. 22 - mié., abr. 29
Qantas Airways Logo
12:00 pm - 6:15 pmSYD-BWI
20h 15m1 stop
Qantas Airways Logo
3:37 pm - 8:35 amBWI-SYD
26h 58m2 stops
$1,419Qantas Airways
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mié., abr. 22 - mié., abr. 29
Delta Logo
10:40 am - 10:04 pmSYD-BWI
27h 24m2 stops
Delta Logo
1:01 pm - 8:30 amBWI-SYD
27h 29m2 stops
$1,460Delta
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mié., feb. 18 - dom., feb. 22
Qantas Airways Logo
2:05 pm - 6:41 pmSYD-DCA
20h 36m1 stop
Qantas Airways Logo
5:30 pm - 9:00 amDCA-SYD
23h 30m1 stop
$1,478Qantas Airways
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jue., ene. 15 - jue., ene. 29

Air Canada flights from Sydney to Washington, D.C.

Our best Air Canada deals on Sydney to Washington, D.C. flight tickets
Air Canada
Feb 5
SYD11:20 amSydney Kingsford Smith
25h 34m
2 stops
IAD8:54 pmWashington, D.C. Dulles Intl
Feb 9
IAD9:45 amWashington, D.C. Dulles Intl
31h 50m
2 stops
SYD9:35 amSydney Kingsford Smith
$1,262
Find similar
Air Canada
Feb 5
SYD11:20 amSydney Kingsford Smith
25h 34m
2 stops
IAD8:54 pmWashington, D.C. Dulles Intl
Feb 9
IAD9:45 amWashington, D.C. Dulles Intl
31h 50m
2 stops
SYD9:35 amSydney Kingsford Smith
$1,265
Find similar
Air Canada
Apr 22
SYD9:20 amSydney Kingsford Smith
38h 59m
2 stops
DCA10:19 amWashington, D.C. Reagan-National
Apr 29
DCA11:05 amWashington, D.C. Reagan-National
30h 15m
2 stops
SYD7:20 amSydney Kingsford Smith
$1,367
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Air New Zealand flights from Sydney to Washington, D.C.

Our best Air New Zealand deals on Sydney to Washington, D.C. flight tickets
Air New Zealand
May 18
SYD9:55 amSydney Kingsford Smith
33h 57m
2 stops
BWI5:52 amBaltimore/Washington
May 31
BWI8:37 amBaltimore/Washington
34h 08m
2 stops
SYD8:45 amSydney Kingsford Smith
$1,186
Find similar
Air New Zealand
Nov 22
SYD9:55 amSydney Kingsford Smith
35h 45m
2 stops
BWI5:40 amBaltimore/Washington
Nov 24
BWI7:07 amBaltimore/Washington
33h 38m
2 stops
SYD8:45 amSydney Kingsford Smith
$1,192
Find similar
Air New Zealand
Apr 22
SYD9:55 amSydney Kingsford Smith
29h 22m
2 stops
IAD1:17 amWashington, D.C. Dulles Intl
Apr 29
IAD4:10 pmWashington, D.C. Dulles Intl
26h 35m
2 stops
SYD8:45 amSydney Kingsford Smith
$1,218
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Sydney to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated noviembre 20, 2025.
Use the filters below to find and compare flights from Sydney to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

mié. 3/18

11:20 am-7:23 pm

2 stops23h 03m

Baltimore/Washington

lun. 4/13

7:08 pm-6:55 am

1 stop21h 47m

$1,151

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

mié. 3/18

1:05 pm-6:11 pm

1 stop20h 06m

Baltimore/Washington

lun. 4/13

7:08 pm-6:55 am

1 stop21h 47m

$1,158

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

lun. 5/18

10:20 am-5:17 pm

1 stop20h 57m

Baltimore/Washington

dom. 5/31

6:31 pm-7:00 am

2 stops46h 29m

$1,160

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

lun. 5/18

9:55 am-5:52 am

2 stops33h 57m

Baltimore/Washington

dom. 5/31

8:37 am-8:45 am

2 stops34h 08m

$1,186

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

jue. 1/15

2:15 pm-11:05 pm

2 stops24h 50m

Baltimore/Washington

jue. 1/29

1:02 pm-6:50 am

2 stops25h 48m

$1,207

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

jue. 1/15

11:50 am-4:06 pm

1 stop20h 16m

Baltimore/Washington

jue. 1/29

8:07 am-7:00 am

1 stop30h 53m

$1,209

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

mié. 4/22

9:55 am-1:17 am

2 stops29h 22m

Washington, D.C. Dulles Intl

mié. 4/29

4:10 pm-8:45 am

2 stops26h 35m

$1,218

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

mié. 4/22

12:00 pm-6:15 pm

1 stop20h 15m

Baltimore/Washington

mié. 4/29

3:37 pm-8:35 am

2 stops26h 58m

$1,419

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

mié. 2/18

10:40 am-10:04 pm

2 stops27h 24m

Baltimore/Washington

dom. 2/22

1:01 pm-8:30 am

2 stops27h 29m

$1,460

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

jue. 1/15

2:05 pm-6:41 pm

1 stop20h 36m

Washington, D.C. Reagan-National

jue. 1/29

5:30 pm-9:00 am

1 stop23h 30m

$1,478

Flights are sorted by cheapest round-trip flights first.

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

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

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 typical price of a round-trip flight between Sydney and Washington, D.C.?

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

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Sydney, with most prices found around $843. If you’re not able to fly to Washington, D.C. in February, then August is your next best option. Flight prices from Sydney to Washington, D.C. during August average around $1,021.

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

On average, the least expensive day to fly to Washington, D.C. from Sydney is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $930. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to Washington, D.C. for around $1,740.

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

In the evening is the cheapest time of day to fly from Sydney to Washington, D.C. when you can find flight prices for as low as $1,117. Flying to Washington, D.C. in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $1,871. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $1,298 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Sydney for as low as $1,066 on momondo.

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

You could potentially save up to 20% on your flight if you consider stops on a Sydney to Washington, D.C. flight.

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

As of November 2025, prices for Sydney to Washington, D.C. flights are approximately 40% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Washington, D.C.

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

Cheap Sydney to Washington, D.C. (SYD to WAS) flight deals and tips

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

Direct flights

None
There are no direct flights from Sydney to Washington, D.C.. There are no popular flight routes from Sydney to Washington, D.C..
Search flight deals

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

    A flight from Sydney Kingsford Smith to Washington, D.C. will travel around 9755.6 mi. In terms of flight time, this usually takes a little over 20h 05m.

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

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

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

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

    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 Sydney Kingsford Smith Airport to Washington, D.C..

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

    The travel and health documents required for your trip to Washington, D.C. 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 Washington, D.C.. 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 Sydney to Washington, D.C.?

Best airlines flying from Sydney to Washington, D.C.

Compare and see reviews for airlines that fly from Sydney to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $843Free CancellationRating
7.4
9,029 reviews
Search United Airlines flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Reston
Manassas
Gaithersburg
Fairfax
Glen Burnie
Linthicum Heights
Springfield

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to Washington, D.C. for you.

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

Yes. momondo allows you to filter the results for Sydney to Washington, D.C. flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Sydney and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Sydney to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport