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Cheap flights from Washington, D.C. to Perth from $1,014

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PER
1 May — 8 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 1 April 2026.

Wed 13/511:00
IAD
-
PER
2 stops30h 50m
Multiple Airlines
Tue 19/501:35
PER
-
IAD
2 stops43h 05m
Multiple Airlines
Deal found 29/3$1,948
Sat 2/515:10
IAD
-
PER
2 stops50h 40m
Multiple Airlines
Mon 11/514:50
PER
-
IAD
2 stops54h 55m
Multiple Airlines
Deal found 29/3$2,197
Tue 28/414:05
IAD
-
PER
2 stops43h 40m
Multiple Airlines
Mon 4/514:50
PER
-
IAD
2 stops54h 55m
Multiple Airlines
Deal found 31/3$2,215
Sat 2/515:10
IAD
-
PER
2 stops50h 40m
Multiple Airlines
Sat 16/507:40
PER
-
IAD
2 stops38h 05m
Multiple Airlines
Deal found 30/3$2,244
Fri 15/518:59
DCA
-
PER
2 stops30h 36m
Qantas Airways
Thu 21/500:50
PER
-
DCA
2 stops30h 09m
Qantas Airways
Deal found 31/3$2,255
Sat 2/516:59
DCA
-
PER
2 stops32h 36m
Qantas Airways
Mon 11/523:55
PER
-
DCA
2 stops32h 02m
Qantas Airways
Deal found 29/3$2,257
Wed 28/1014:46
IAD
-
PER
2 stops33h 39m
Qantas Airways
Sat 7/1122:55
PER
-
IAD
2 stops36h 37m
Qantas Airways
Deal found 1/4$2,284
Sat 20/619:24
IAD
-
PER
2 stops33h 36m
Qantas Airways
Sat 11/709:05
PER
-
IAD
2 stops45h 27m
Qantas Airways
Deal found 1/4$2,304
Mon 6/416:59
DCA
-
PER
2 stops36h 01m
Qantas Airways
Wed 6/512:25
PER
-
DCA
2 stops67h 35m
Qantas Airways
Deal found 1/4$2,307
Wed 13/516:59
DCA
-
PER
2 stops34h 26m
Multiple Airlines
Wed 20/523:55
PER
-
DCA
2 stops28h 35m
Multiple Airlines
Deal found 29/3$2,327
Wed 12/818:41
IAD
-
PER
2 stops32h 14m
Multiple Airlines
Fri 21/816:05
PER
-
IAD
2 stops42h 42m
Multiple Airlines
Deal found 30/3$2,330
Tue 28/416:59
DCA
-
PER
2 stops32h 36m
Qantas Airways
Mon 4/523:55
PER
-
DCA
2 stops32h 02m
Qantas Airways
Deal found 31/3$2,330

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 1 April 2026.

Round-trip from

$1,948

One-way from

$1,014

Popular in

December

Cheapest in

March

Average price

$2,914
13/5-19/5
  • 13/5-19/5
  • 4 total stops
  • 73h 55m total
  • Washington, D.C. to Perth
Search Deals
4/5
  • 4/5
  • 2 total stops
  • 37h 25m total
  • Washington, D.C. to Perth
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($260 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($69 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 1 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 15/5

18:59-13:35

2 stops30h 36m

Perth

Thu 21/5

00:50-18:59

2 stops30h 09m

$2,255

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 13/5

16:59-15:25

2 stops34h 26m

Perth

Wed 20/5

23:55-16:30

2 stops28h 35m

$2,327

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Tue 28/4

16:59-13:35

2 stops32h 36m

Perth

Mon 4/5

23:55-19:57

2 stops32h 02m

$2,330

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 10/6

17:16-13:35

2 stops32h 19m

Perth

Thu 9/7

00:50-18:59

2 stops30h 09m

$2,333

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sat 20/6

17:12-17:00

2 stops35h 48m

Perth

Sat 11/7

06:15-21:30

2 stops27h 15m

$2,379

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 12/8

17:30-17:00

2 stops35h 30m

Perth

Mon 24/8

23:55-21:30

2 stops33h 35m

$2,394

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sun 9/8

18:59-17:00

2 stops34h 01m

Perth

Wed 19/8

09:05-19:13

2 stops46h 08m

$2,394

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

09:05-22:55

2 stops49h 50m

$2,444

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Wed 13/5

17:59-19:10

2 stops37h 11m

Perth

Sun 17/5

23:55-23:26

2 stops35h 31m

$2,448

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Sat 16/5

15:10-21:45

3 stops42h 35m

Perth

Sat 23/5

12:15-09:45

2 stops33h 30m

$2,593

Flights are sorted by cheapest return flights first.

Deals found on 29/3

Showing 1-10 of 56 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

How much does it cost for a return flight from Washington, D.C. to Perth?

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, Air New Zealand, and United Airlines can get you from Washington, D.C. to Perth in just under 30h 36m. Your travel time can differ by up to 14h 24m. 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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