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Perth

$1,316+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PER
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This Trip.com deal was found by Cheapflights users on 1/26. 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.
Mon 9/149:45 pm
IAD
-
PER
2 stops38h 45m
Multiple Airlines
Tue 9/291:30 am
PER
-
IAD
2 stops54h 20m
Multiple Airlines
Deal found 1/26$1,427
This oojo deal was found by Cheapflights users on 1/27. 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 4/156:46 am
DCA
-
PER
2 stops36h 04m
Cathay Pacific
Tue 4/2112:10 am
PER
-
DCA
2 stops35h 49m
Cathay Pacific
Deal found 1/27$1,499
This Expedia deal was found by Cheapflights users on 1/28. 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.
Sat 3/72:35 pm
IAD
-
PER
2 stops44h 20m
Multiple Airlines
Sun 3/1511:10 pm
PER
-
IAD
2 stops46h 55m
Multiple Airlines
Deal found 1/28$1,522
This Trip.com deal was found by Cheapflights users on 1/27. 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.
Wed 4/1511:00 am
IAD
-
PER
2 stops37h 55m
Multiple Airlines
Wed 4/226:05 pm
PER
-
IAD
2 stops58h 00m
Multiple Airlines
Deal found 1/27$1,528
This Trip.com deal was found by Cheapflights users on 1/28. 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.
Fri 2/2710:40 am
IAD
-
PER
2 stops37h 45m
Multiple Airlines
Sat 3/74:55 am
PER
-
IAD
2 stops48h 00m
Multiple Airlines
Deal found 1/28$1,548
This oojo deal was found by Cheapflights users on 1/28. 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.
Sat 3/76:00 am
DCA
-
PER
2 stops51h 55m
Cathay Pacific
Sun 3/158:30 am
PER
-
DCA
2 stops46h 25m
Cathay Pacific
Deal found 1/28$1,549
This Expedia deal was found by Cheapflights users on 1/28. 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.
Sat 3/73:20 pm
BWI
-
PER
2 stops37h 00m
Qantas Airways
Sun 3/1510:45 pm
PER
-
BWI
2 stops36h 14m
Qantas Airways
Deal found 1/28$1,570
This Cathay Pacific deal was found by Cheapflights users on 1/28. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:10 am
IAD
-
PER
2 stops36h 40m
Multiple Airlines
Sat 8/18:20 am
PER
-
IAD
2 stops32h 40m
Multiple Airlines
Deal found 1/28$1,578
This Cathay Pacific deal was found by Cheapflights users on 1/28. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:35 am
DCA
-
PER
2 stops32h 20m
Cathay Pacific
Mon 3/98:30 am
PER
-
DCA
2 stops46h 25m
Cathay Pacific
Deal found 1/28$1,583
This Orbitz deal was found by Cheapflights users on 1/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/42:35 pm
IAD
-
PER
2 stops44h 20m
Multiple Airlines
Mon 3/910:30 am
PER
-
IAD
2 stops35h 35m
Multiple Airlines
Deal found 1/28$1,584
This Qantas Airways deal was found by Cheapflights users on 1/27. 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.
Wed 4/153:50 pm
BWI
-
PER
2 stops29h 00m
Qantas Airways
Wed 4/226:20 am
PER
-
BWI
2 stops28h 49m
Qantas Airways
Deal found 1/27$1,586
This oojo deal was found by Cheapflights users on 1/27. 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.
Mon 6/13:47 pm
BWI
-
PER
2 stops29h 03m
Qantas Airways
Sun 6/711:45 pm
PER
-
BWI
2 stops36h 06m
Qantas Airways
Deal found 1/27$1,610

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,499
(oojo)

One-way from

$1,316
(oojo)

Popular in

December

Cheapest in

June

Average price

$1,557
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. 7% potential increase in price ($152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
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

Sat 3/7

2:35 pm-11:55 pm

2 stops44h 20m

Perth

Sun 3/15

11:10 pm-10:05 am

2 stops46h 55m

$1,522

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Wed 7/1

6:10 am-6:50 am

2 stops36h 40m

Perth

Sat 8/1

8:20 am-5:00 am

2 stops32h 40m

$1,578

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 2/25

9:35 am-6:55 am

2 stops32h 20m

Perth

Mon 3/9

8:30 am-6:55 pm

2 stops46h 25m

$1,583

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Tue 2/24

9:35 am-6:55 am

2 stops32h 20m

Perth

Wed 3/11

8:30 am-6:55 pm

2 stops46h 25m

$1,583

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Tue 2/24

9:35 am-6:55 am

2 stops32h 20m

Perth

Mon 3/9

8:30 am-6:55 pm

2 stops46h 25m

$1,583

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Mon 3/2

6:37 pm-6:55 am

2 stops47h 18m

Perth

Mon 3/9

8:30 am-6:55 pm

2 stops46h 25m

$1,583

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Mon 3/2

6:37 pm-6:55 am

2 stops47h 18m

Perth

Wed 3/11

8:30 am-6:55 pm

2 stops46h 25m

$1,583

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 2/25

9:35 am-6:55 am

2 stops32h 20m

Perth

Wed 3/11

8:30 am-6:55 pm

2 stops46h 25m

$1,583

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Wed 4/15

3:50 pm-8:50 am

2 stops29h 00m

Perth

Wed 4/22

6:20 am-11:09 pm

2 stops28h 49m

$1,586

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Thu 3/12

3:35 pm-11:55 pm

2 stops44h 20m

Perth

Thu 3/19

10:30 am-10:05 am

2 stops35h 35m

$1,623

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 46 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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Perth flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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
No data available for this route at this time. Please check back soon.

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 January 29, 2026.
Read through reviews of airlines operating flights from Washington, D.C. to Perth, such as Qantas Airways and Qatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
981 reviews

Overall

7.5

Food

7.0

Boarding

7.7

Comfort

7.5

Crew

8.2

Entertainment

7.2

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
981 reviews
Qantas Airways
7.5
Good
981 reviews

Overall

7.5

Food

7.0

Boarding

7.7

Comfort

7.5

Crew

8.2

Entertainment

7.2

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
3,727 reviews
Qantas Airways
7.5
Good
981 reviews

Overall

7.5

Food

7.0

Boarding

7.7

Comfort

7.5

Crew

8.2

Entertainment

7.2

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 29h. Cathay Pacific provides one of the quickest options available for as low as $1,586. Airlines will cover a distance of 11562 mi. This flight may include one or multiple stops.

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

    Qatar Airways, at $1,195, was found to be the cheapest airline from Washington, D.C. to Perth. An alternate airline flying to your destination would be Qantas Airways. Users have found that Qatar Airways is 36% cheaper than the other options available to this destination.

  • 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 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
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.
Reagan-National to Perth flights
Dulles Intl 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,195Average$2,250FlexibilityNo cancel feeOn-time68%
Qantas AirwaysCheapest$1,212Average$1,403FlexibilityNo cancel feeOn-time74%

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