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Cheap flights from Washington, D.C. to Perth from $896

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PER
9 May — 16 May1
1 adult
1 adult, Economy, 0 bags

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

Enter your travel dates to find the best prices.

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 9 April 2026.

Mon 4/518:59
DCA
-
PER
2 stops32h 26m
Qantas Airways
Mon 11/523:55
PER
-
DCA
2 stops32h 02m
Qantas Airways
Deal found 4/4$2,215
Wed 9/917:30
DCA
-
PER
2 stops35h 30m
Qantas Airways
Wed 23/914:35
PER
-
DCA
2 stops40h 38m
Qantas Airways
Deal found 5/4$2,267
Fri 5/609:59
DCA
-
PER
2 stops40h 56m
Multiple Airlines
Sun 14/623:45
PER
-
DCA
2 stops35h 15m
Multiple Airlines
Deal found 4/4$2,271
Tue 21/416:59
DCA
-
PER
2 stops34h 26m
Multiple Airlines
Fri 1/523:55
PER
-
DCA
2 stops27h 57m
Multiple Airlines
Deal found 6/4$2,291
Mon 15/619:24
IAD
-
PER
2 stops32h 01m
Qantas Airways
Fri 17/723:55
PER
-
IAD
2 stops34h 58m
Qantas Airways
Deal found 5/4$2,293
Tue 21/417:59
IAD
-
PER
2 stops31h 36m
Qantas Airways
Fri 1/510:30
PER
-
IAD
2 stops31h 10m
Qantas Airways
Deal found 6/4$2,305
Sat 12/917:30
DCA
-
PER
2 stops32h 05m
Multiple Airlines
Sat 19/912:25
PER
-
DCA
2 stops67h 35m
Multiple Airlines
Deal found 7/4$2,310
Thu 1/1017:30
DCA
-
PER
2 stops32h 05m
Multiple Airlines
Sat 17/1015:25
PER
-
DCA
2 stops64h 35m
Multiple Airlines
Deal found 6/4$2,312
Mon 4/515:10
IAD
-
PER
2 stops45h 30m
Multiple Airlines
Mon 11/514:50
PER
-
IAD
2 stops54h 55m
Multiple Airlines
Deal found 4/4$2,313
Tue 16/618:55
DCA
-
PER
2 stops34h 05m
Qantas Airways
Tue 30/623:45
PER
-
DCA
2 stops33h 45m
Qantas Airways
Deal found 6/4$2,339
Wed 29/416:59
DCA
-
PER
2 stops34h 26m
Qantas Airways
Sun 3/514:35
PER
-
DCA
2 stops44h 21m
Qantas Airways
Deal found 6/4$2,344
Sat 19/915:25
DCA
-
PER
2 stops37h 35m
Qantas Airways
Tue 22/914:35
PER
-
DCA
2 stops42h 55m
Qantas Airways
Deal found 7/4$2,350

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Perth (PER). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 April 2026.

Round-trip from

$2,215

One-way from

$896

Popular in

October

Cheapest in

June

Average price

$3,124
Qantas Airways
  • Qantas Airways
  • 4/5-11/5
  • 4 total stops
  • 64h 28m total
  • Washington, D.C. to Perth
Search Deals
21/9
  • 21/9
  • 3 total stops
  • 46h 05m total
  • Washington, D.C. to Perth
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($189 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($58 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Washington, D.C. to Perth 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, Cheapflights users made 647,157 searches. Data last updated 9 April 2026.
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

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Fri 5/6

09:59-14:55

2 stops40h 56m

Perth

Sun 14/6

23:45-23:00

2 stops35h 15m

$2,271

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Tue 21/4

16:59-15:25

2 stops34h 26m

Perth

Fri 1/5

23:55-15:52

2 stops27h 57m

$2,291

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sat 19/9

15:25-17:00

2 stops37h 35m

Perth

Tue 22/9

14:35-21:30

2 stops42h 55m

$2,350

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Fri 22/5

17:16-15:25

2 stops34h 09m

Perth

Thu 28/5

00:50-16:30

2 stops27h 40m

$2,367
Fastest return journey

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Tue 19/5

16:59-11:15

2 stops30h 16m

Perth

Tue 26/5

23:55-16:30

2 stops28h 35m

$2,370

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 13/5

16:59-13:35

2 stops32h 36m

Perth

Sun 17/5

16:25-21:20

2 stops40h 55m

$2,403

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Wed 9/9

15:10-00:40

2 stops45h 30m

Perth

Wed 23/9

14:50-09:45

2 stops54h 55m

$2,403

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Sat 19/9

18:41-19:10

2 stops36h 29m

Perth

Tue 22/9

16:25-22:47

2 stops42h 22m

$2,404

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Fri 5/6

19:24-12:15

2 stops52h 51m

Perth

Sun 14/6

23:45-22:47

2 stops35h 02m

$2,564

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Mon 4/5

21:00-23:30

2 stops38h 30m

Perth

Mon 11/5

22:55-18:10

1 stop31h 15m

$2,699

Flights are sorted by cheapest return flights first.

Deals found on 7/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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.
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
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Perth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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?

    Qantas Airways, Qatar Airways, and Air New Zealand can get you from Washington, D.C. to Perth in just under 37h 35m. Your travel time can differ by up to 7h 25m. Washington, D.C. and Perth are separated by a distance of 18598 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. Reagan-National - Perth and Washington, D.C. Dulles Intl - 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.

See more FAQs

Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Scarborough
Fremantle
Rottnest Island
Mandurah

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Perth

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Perth flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Washington, D.C. to Perth?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington, D.C. to Perth. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Washington, D.C. to Perth for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Perth from Washington, D.C.? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Washington, D.C. to Perth flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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