How long is the flight from Washington, D.C. to Perth?

Cathay Pacific, United Airlines, and American Airlines can get you from Washington, D.C. to Perth in just under 31h 20m. Your travel time can differ by up to 7h 36m. Washington, D.C. and Perth are separated by a distance of 18561 km. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Perth ranges from 0.0 - 170.0 inches per month. June is typically the wettest month, when rainfall can reach 170.0 mm. January is typically the driest time to visit Perth when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Perth, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 12.0 C).

What are the most popular routes from Washington, D.C. to Perth?

The most popular flight routes from Washington, D.C. to Perth are Baltimore/Washington - Perth, Washington, D.C. Dulles Intl - Perth and Washington, D.C. Reagan-National - Perth.

What is the cheapest time of day to fly from WAS to PER?

When flying from Washington, D.C. to Perth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Perth from Washington, D.C.?

Located just 10.2 km from the city centre, Perth is the airport most travellers will use when flying to Perth from Washington, D.C.. Booking flights from Washington, D.C. to Perth (PER) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 0 different airlines.

Can I find deals for flights from Washington, D.C. to Perth that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Perth flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Perth?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Perth.

Can I find deals for business class flights from Washington, D.C. to Perth?

Yes. Cheapflights offers flight deals from Washington, D.C. to Perth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,016+ Cheap Flights from Washington, D.C. to Perth

Cheap flight deals from Washington, D.C. to Perth

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Washington, D.C. to Perth
Explore the most affordable flight options available from Washington, D.C. to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Tue 13/1007:02 -

3 stops57h 18m

Tue 20/1018:25 -

3 stops65h 34m

Deal found 29/8$2,035

Tue 15/907:50 -

2 stops35h 00m

Sun 20/900:10 -

2 stops42h 20m

Deal found 31/8$2,061

Wed 28/1018:58 -

2 stops39h 57m

Sun 8/1100:25 -

2 stops36h 30m

Deal found 31/8$2,074

Wed 28/1016:18 -

2 stops42h 37m

Sun 8/1100:25 -

2 stops36h 30m

Deal found 31/8$2,141

Wed 7/1007:17 -

2 stops35h 33m

Mon 12/1000:10 -

2 stops36h 06m

Deal found 28/8$2,144

Wed 7/1011:30 -

2 stops31h 20m

Mon 12/1000:10 -

2 stops32h 49m

Deal found 30/8$2,145

Sun 13/911:31 -

2 stops47h 09m

Tue 22/908:20 -

2 stops51h 39m

Deal found 29/8$2,166

Wed 28/1006:00 -

2 stops52h 55m

Mon 9/1108:30 -

2 stops34h 08m

Deal found 31/8$2,174

Thu 12/1106:00 -

2 stops51h 55m

Wed 2/1208:30 -

2 stops34h 08m

Deal found 31/8$2,198

Mon 16/1119:05 -

2 stops38h 50m

Wed 2/1208:30 -

2 stops52h 25m

Deal found 31/8$2,198

Mon 16/1118:59 -

2 stops38h 56m

Wed 2/1208:30 -

2 stops46h 34m

Deal found 31/8$2,198

Tue 17/1117:10 -

2 stops40h 45m

Mon 30/1108:30 -

2 stops58h 00m

Deal found 31/8$2,211

Best flights from Washington, D.C. to Perth
Discover carefully curated flight deals from Washington, D.C. to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Wed 17/217:27 -

2 stops40h 28m

Sat 6/300:25 -

2 stops35h 27m

Deal found 30/8$2,134

Wed 18/1118:59 -

2 stops38h 56m

Wed 2/1208:30 -

2 stops46h 34m

Deal found 31/8$2,198

Tue 17/1114:30 -

2 stops35h 15m

Tue 12/123:45 -

3 stops34h 12m

Deal found 26/8$2,388

Mon 22/206:59 -

3 stops48h 21m

Thu 25/222:55 -

3 stops36h 43m

Deal found 26/8$2,952

Wed 30/1217:50 -

2 stops31h 20m

Fri 22/112:25 -

2 stops29h 35m

Deal found 26/8$3,076

Sat 12/921:00 -

2 stops40h 10m

Wed 16/915:50 -

2 stops35h 50m

Deal found 28/8$3,116

Sun 6/1213:35 -

3 stops32h 35m

Tue 15/1223:10 -

2 stops28h 57m

Deal found 27/8$3,294

Wed 17/210:30 -

1 stop41h 50m

Sun 7/322:20 -

1 stop46h 50m

Deal found 30/8$3,453

Tue 17/1117:45 -

2 stops42h 45m

Tue 12/120:45 -

3 stops56h 00m

Deal found 26/8$3,707

Wed 7/1007:17 -

2 stops35h 33m

Mon 12/1000:10 -

2 stops36h 06m

Deal found 30/8$2,145

Wed 7/1011:30 -

2 stops31h 20m

Mon 12/1000:10 -

2 stops32h 49m

Deal found 30/8$2,145

Sat 10/1011:40 -

2 stops31h 10m

Sat 17/1008:20 -

2 stops51h 56m

Deal found 26/8$2,477

Fri 6/1107:18 -

2 stops34h 37m

Thu 12/1100:25 -

2 stops36h 30m

Deal found 28/8$2,212

Wed 7/1008:05 -

2 stops40h 50m

Tue 13/1023:45 -

3 stops48h 11m

Deal found 30/8$2,723

Tue 17/1118:59 -

2 stops46h 56m

Sun 29/1108:30 -

2 stops48h 29m

Deal found 31/8$2,519

Sat 14/1117:40 -

2 stops40h 15m

Fri 20/1100:25 -

2 stops36h 34m

Deal found 27/8$2,212

Fri 6/1110:11 -

2 stops31h 44m

Thu 12/1100:25 -

2 stops32h 35m

Deal found 28/8$2,212

Thu 12/1106:00 -

2 stops27h 55m

Mon 30/1108:30 -

2 stops48h 29m

Deal found 31/8$2,728

Sat 12/910:55 -

1 stop42h 40m

Wed 16/922:20 -

1 stop46h 30m

Deal found 30/8$3,465

Sun 15/1112:50 -

3 stops36h 55m

Sun 29/1122:55 -

2 stops38h 02m

Deal found 31/8$3,193

Sun 10/120:45 -

2 stops37h 10m

Sun 31/100:25 -

2 stops34h 35m

Deal found 26/8$2,353

Wed 7/1012:57 -

3 stops35h 58m

Tue 13/1023:45 -

2 stops35h 08m

Deal found 30/8$3,291

Mon 7/1206:00 -

2 stops27h 55m

Tue 15/1208:30 -

2 stops46h 34m

Deal found 27/8$3,098

Sun 10/107:17 -

2 stops34h 38m

Sun 31/100:25 -

2 stops36h 51m

Deal found 28/8$2,463

Sun 10/122:10 -

2 stops43h 45m

Mon 1/208:30 -

2 stops33h 30m

Deal found 26/8$2,649

Wed 30/1207:49 -

2 stops34h 06m

Thu 21/100:25 -

2 stops35h 35m

Deal found 26/8$2,840

Sat 10/1007:17 -

3 stops39h 58m

Sat 17/1015:05 -

2 stops40h 21m

Deal found 26/8$3,022

Find flight deals from Washington, D.C. to Perth

Round-trip from	$2,035
One-way from	$1,016
Popular in	September
Cheapest in	January

13/10-20/10
6 total stops
122h 52m total
Washington, D.C. to Perth

Search Deals

8/12
3 total stops
57h 14m total
Washington, D.C. to Perth

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($429 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($83 potential savings vs. average return price).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BaltimorePerth

BWI Baltimore/Washington - PER Perth

BWIPER

Baltimore/Washington

Wed 17/2

17:27-22:55

2 stops40h 28m

Perth

Sat 6/3

00:25-22:52

2 stops35h 27m

$2,134

BaltimorePerth

BWI Baltimore/Washington - PER Perth

BWIPER

Baltimore/Washington

Wed 7/10

07:17-06:50

2 stops35h 33m

Perth

Mon 12/10

00:10-00:16

2 stops36h 06m

$2,145

Washington, D.C.Perth

DCA Washington, D.C. Reagan-National - PER Perth

DCAPER

Washington, D.C. Reagan-National

Wed 7/10

11:30-06:50

2 stops31h 20m

Perth

Mon 12/10

00:10-20:59

2 stops32h 49m

$2,145

Washington, D.C.Perth

DCA Washington, D.C. Reagan-National - PER Perth

DCAPER

Washington, D.C. Reagan-National

Wed 18/11

18:59-22:55

2 stops38h 56m

Perth

Wed 2/12

08:30-18:04

2 stops46h 34m

$2,198

BaltimorePerth

BWI Baltimore/Washington - PER Perth

BWIPER

Baltimore/Washington

Fri 6/11

07:18-06:55

2 stops34h 37m

Perth

Thu 12/11

00:25-23:55

2 stops36h 30m

$2,212

BaltimorePerth

BWI Baltimore/Washington - PER Perth

BWIPER

Baltimore/Washington

Sat 14/11

17:40-22:55

2 stops40h 15m

Perth

Fri 20/11

00:25-23:59

2 stops36h 34m

$2,212

Washington, D.C.Perth

DCA Washington, D.C. Reagan-National - PER Perth

DCAPER

Washington, D.C. Reagan-National

Fri 6/11

10:11-06:55

2 stops31h 44m

Perth

Thu 12/11

00:25-20:00

2 stops32h 35m

$2,212

Washington, D.C.Perth

DCA Washington, D.C. Reagan-National - PER Perth

DCAPER

Washington, D.C. Reagan-National

Sun 10/1

20:45-22:55

2 stops37h 10m

Perth

Sun 31/1

00:25-22:00

2 stops34h 35m

$2,353

BaltimorePerth

BWI Baltimore/Washington - PER Perth

BWIPER

Baltimore/Washington

Tue 17/11

14:30-14:45

2 stops35h 15m

Perth

Tue 12/1

23:45-20:57

3 stops34h 12m

$2,388

BaltimorePerth

BWI Baltimore/Washington - PER Perth

BWIPER

Baltimore/Washington

Sun 10/1

07:17-06:55

2 stops34h 38m

Perth

Sun 31/1

00:25-00:16

2 stops36h 51m

$2,463

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 33 resultsSorted by cheapest first

Best time to book a flight from Washington, D.C. to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Washington, D.C. with our price prediction graph.

WAS-PER

BWI-PER

DCA-PER

IAD-PER

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Perth

WAS-PER

BWI-PER

DCA-PER

IAD-PER

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Perth from Washington, D.C.?
Located just 10.2 km from the city centre, Perth is the airport most travellers will use when flying to Perth from Washington, D.C.. Booking flights from Washington, D.C. to Perth (PER) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 0 different airlines.
How long is the flight from Washington, D.C. to Perth?
Cathay Pacific, United Airlines, and American Airlines can get you from Washington, D.C. to Perth in just under 31h 20m. Your travel time can differ by up to 7h 36m. Washington, D.C. and Perth are separated by a distance of 18561 km. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from Washington, D.C. to Perth?
The most popular flight routes from Washington, D.C. to Perth are Baltimore/Washington - Perth, Washington, D.C. Dulles Intl - Perth and Washington, D.C. Reagan-National - Perth.
Can I find deals for flights from Washington, D.C. to Perth that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Perth flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Perth?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Perth.
Can I find deals for business class flights from Washington, D.C. to Perth?
Yes. Cheapflights offers flight deals from Washington, D.C. to Perth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Perth?

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Can Cheapflights find flights from Washington, D.C. to Perth with no change fees?

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Can Cheapflights notify me if prices for flights from Washington, D.C. to Perth become cheaper?

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Cheap flights from Washington, D.C. to Perth from $1,016

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Washington, D.C. to Perth

Cheapest flights from Washington, D.C. to PerthExplore the most affordable flight options available from Washington, D.C. to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Explore the most affordable flight options available from Washington, D.C. to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from Washington, D.C. to PerthDiscover carefully curated flight deals from Washington, D.C. to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Discover carefully curated flight deals from Washington, D.C. to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Last-minute flights from Washington, D.C. to PerthDiscover last-minute flight deals from Washington, D.C. to Perth. Data last updated 31 August 2026 and is based on user searches.

Discover last-minute flight deals from Washington, D.C. to Perth. Data last updated 31 August 2026 and is based on user searches.

One-way flights from Washington, D.C. to PerthSearch for one-way flight options from Washington, D.C. to Perth. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Search for one-way flight options from Washington, D.C. to Perth. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

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Related info for your journey

What airport do you fly into for flights to Perth from Washington, D.C.?

How long is the flight from Washington, D.C. to Perth?

What are the most popular routes from Washington, D.C. to Perth?

Can I find deals for flights from Washington, D.C. to Perth that include hotel bookings?

How can I find direct flights from Washington, D.C. to Perth?

Can I find deals for business class flights from Washington, D.C. to Perth?

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Complete your trip

Complete your trip to Perth by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Western Australia

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Washington, D.C. and Perth flights

Browse other Washington, D.C. and Perth flight options. Last updated on 31 August 2026.

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Cheapest flights from Washington, D.C. to Perth
Explore the most affordable flight options available from Washington, D.C. to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from Washington, D.C. to Perth
Discover carefully curated flight deals from Washington, D.C. to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Last-minute flights from Washington, D.C. to Perth
Discover last-minute flight deals from Washington, D.C. to Perth. Data last updated 31 August 2026 and is based on user searches.

One-way flights from Washington, D.C. to Perth
Search for one-way flight options from Washington, D.C. to Perth. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.