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$579+ Cheap flights from Washington, D.C. (WAS) to Perth (PER)

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PER
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap 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 November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,262
(Trip.com)

One-way from

$579
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$1,740
Provider with most accurate pricing for Washington, D.C. (WAS)-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Perth flights.
Search Deals
From Washington, D.C. (WAS) to Perth
Search Deals
One-way flight from Washington, D.C. (WAS) to Perth
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($462 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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

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 November 6, 2025.

This oojo deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:45 amDCA - PER
2 stops32h 10mCathay Pacific
Sun 11/168:30 amPER - DCA
2 stops48h 30mCathay Pacific
Deal found 11/6$1,435
This Qantas Airways deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:03 pmIAD - PER
2 stops39h 12mQantas Airways
Mon 11/175:45 pmPER - IAD
2 stops41h 48mQantas Airways
Deal found 11/4$1,846
This Qantas Airways deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:17 pmBWI - PER
2 stops40h 58mQantas Airways
Mon 11/175:45 pmPER - BWI
2 stops42h 17mQantas Airways
Deal found 11/4$1,846
This oojo deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:25 pmDCA - PER
2 stops66h 30mCathay Pacific
Wed 11/1212:25 amPER - DCA
2 stops33h 19mCathay Pacific
Deal found 11/5$1,854
This Qantas Airways deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:35 amDCA - PER
2 stops46h 45mQantas Airways
Mon 11/1710:40 pmPER - DCA
2 stops30h 43mQantas Airways
Deal found 11/4$1,891
This Mytrip deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1210:40 amIAD - PER
2 stops28h 35mMultiple Airlines
Sun 11/164:35 pmPER - IAD
3 stops35h 55mMultiple Airlines
Deal found 11/6$1,931
This Trip.com deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:10 amIAD - PER
2 stops32h 40mMultiple Airlines
Thu 11/1310:45 pmPER - IAD
1 stop30h 10mMultiple Airlines
Deal found 11/5$2,136
This Malaysia Airlines deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:05 pmIAD - PER
2 stops40h 20mMalaysia Airlines
Sun 11/162:25 amPER - IAD
2 stops50h 30mMalaysia Airlines
Deal found 11/5$2,223
This Expedia deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:45 amDCA - PER
2 stops48h 10mMultiple Airlines
Thu 11/133:20 pmPER - DCA
3 stops44h 15mMultiple Airlines
Deal found 11/5$2,238
This oojo deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:35 pmBWI - PER
2 stops38h 45mAir New Zealand
Thu 11/1311:50 pmPER - BWI
2 stops45h 06mAir New Zealand
Deal found 11/5$2,272
This Justfly.com deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:05 pmIAD - PER
2 stops54h 10mMalaysia Airlines
Sat 11/152:25 amPER - IAD
2 stops50h 30mMalaysia Airlines
Deal found 11/6$2,299
This oojo deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:05 pmIAD - PER
1 stop26h 50mQatar Airways
Sun 11/163:55 pmPER - IAD
1 stop37h 00mQatar Airways
Deal found 11/6$2,322

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Perth that are best for you.

Fly from

Washington, D.C.

Fly to

Perth

Route

Depart

Return

Price

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Tue 2/10

8:20 am-6:55 am

2 stops33h 35m

Perth

Mon 2/23

12:25 am-10:51 pm

2 stops35h 26m

$1,675

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Tue 1/27

8:01 am-2:45 pm

2 stops41h 44m

Perth

Thu 2/12

1:15 am-5:55 pm

2 stops29h 40m

$2,550

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Tue 1/27

8:01 am-2:45 pm

3 stops41h 44m

Perth

Fri 2/13

1:50 pm-6:34 am

2 stops29h 44m

$2,746

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sat 1/31

6:42 pm-6:55 am

2 stops47h 13m

Perth

Fri 2/20

8:30 am-3:54 pm

2 stops44h 24m

$3,148

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Sat 12/13

3:25 pm-2:10 pm

2 stops33h 45m

Perth

Wed 12/31

7:20 am-7:20 am

2 stops37h 00m

$3,233

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sat 12/20

4:50 pm-6:55 am

2 stops49h 05m

Perth

Fri 12/26

12:25 am-3:56 pm

2 stops52h 31m

$3,275

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sat 12/20

4:50 pm-10:55 pm

2 stops41h 05m

Perth

Fri 12/26

8:30 am-8:37 am

2 stops37h 07m

$3,413

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Sat 12/20

6:04 pm-4:50 pm

2 stops57h 46m

Perth

Fri 12/26

6:50 pm-5:14 am

2 stops47h 24m

$3,467

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Sat 12/20

10:15 pm-4:50 pm

2 stops53h 35m

Perth

Sat 12/27

11:50 pm-10:19 pm

2 stops35h 29m

$3,501

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Sat 12/20

5:33 pm-1:50 pm

2 stops55h 17m

Perth

Sat 12/27

3:55 pm-3:55 pm

1 stop37h 00m

$3,668

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 58 results
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Compare providers for flights from Washington, D.C. to Perth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Perth in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Perth flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Perth flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Perth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Perth flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Perth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

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

Find hourly flight availability from Washington, D.C. to Perth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 32% on flights from Washington, D.C. to Perth by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from Washington, D.C. to Perth?

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Perth. Reviews last updated November 6, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Perth, such as Qantas Airways, Qatar Airways, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
929 reviews

Food

7.0

Crew

8.2

Entertainment

7.2

Comfort

7.5

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qantas Airways
7.5
Good
929 reviews
Qantas Airways
7.5
Good
929 reviews

Food

7.0

Crew

8.2

Entertainment

7.2

Comfort

7.5

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qatar Airways
7.4
Good
3,661 reviews
Qantas Airways
7.5
Good
929 reviews

Food

7.0

Crew

8.2

Entertainment

7.2

Comfort

7.5

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
American Airlines
7.2
Good
11,040 reviews
Qantas Airways
7.5
Good
929 reviews

Food

7.0

Crew

8.2

Entertainment

7.2

Comfort

7.5

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

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.?

    Perth (PER), located 6.3 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Perth. 2 airlines have flights to Perth from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Perth should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.

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

    A quick flight from Washington, D.C. to Perth can take about 33h 45m. Singapore Airlines provides one of the quickest options available for as low as $3,233. Airlines will cover a distance of 11533 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Washington, D.C. to Perth round-trip?

    Qantas Airways, at $1,212, was found to be the cheapest airline from Washington, D.C. to Perth. An alternate airline flying to your destination would be Qatar Airways. Users have found that Qantas Airways is 31% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. to Perth one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. to Perth are Qantas Airways ($1,015), Cathay Pacific ($1,041), and Singapore Airlines ($1,269).

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

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

Traveling to a place near Perth?

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

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.
Dulles Intl to Perth flights
Reagan-National to Perth flights

Top 2 airlines flying from Washington, D.C. to Perth

Discover the top 2 airlines that operate flights from Washington, D.C. to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,212Average$1,565FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,961Average$2,163FlexibilityNo cancel feeOn-time68%

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