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Perth

$734+ Cheap flights from Dulles Intl (IAD) 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PER
feb. 20 — feb. 271
vie. 2/20
vie. 2/27
1 adult, Economy
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Cheap flight deals from Dulles Intl to Perth

Cheapest flights from Dulles Intl to Perth
Explore the most affordable flight options available from Dulles Intl to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2026.

This Orbitz deal was found by Cheapflights users on 1/20. 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.
mié. 2/182:35 pm
IAD
-
PER
2 stops44h 20m
Multiple Airlines
mié. 2/2510:30 am
PER
-
IAD
2 stops35h 35m
Multiple Airlines
Deal found 1/20$1,580
This Etihad Airways deal was found by Cheapflights users on 1/20. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/123:35 pm
IAD
-
PER
2 stops44h 20m
Multiple Airlines
jue. 3/1910:30 am
PER
-
IAD
2 stops35h 35m
Multiple Airlines
Deal found 1/20$1,620
This Travelocity deal was found by Cheapflights users on 1/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/223:10 pm
IAD
-
PER
2 stops45h 30m
Multiple Airlines
mié. 4/2912:25 pm
PER
-
IAD
2 stops33h 20m
Multiple Airlines
Deal found 1/20$1,625
This Cathay Pacific deal was found by Cheapflights users on 1/21. 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.
dom. 5/35:55 pm
IAD
-
PER
2 stops40h 45m
Multiple Airlines
vie. 5/812:10 am
PER
-
IAD
2 stops35h 20m
Multiple Airlines
Deal found 1/21$1,629
This FlightHub deal was found by Cheapflights users on 1/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/105:26 pm
IAD
-
PER
2 stops41h 24m
Qantas Airways
mar. 2/175:45 pm
PER
-
IAD
2 stops42h 08m
Qantas Airways
Deal found 1/20$1,712
This FlightHub deal was found by Cheapflights users on 1/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/185:37 pm
IAD
-
PER
2 stops38h 38m
Qantas Airways
mié. 2/2510:40 pm
PER
-
IAD
2 stops37h 13m
Qantas Airways
Deal found 1/19$1,762
This Gotogate deal was found by Cheapflights users on 1/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/1810:40 am
IAD
-
PER
2 stops44h 40m
Qatar Airways
mié. 2/253:55 pm
PER
-
IAD
1 stop37h 00m
Qatar Airways
Deal found 1/19$1,790
This oojo deal was found by Cheapflights users on 1/19. 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.
vie. 3/66:27 pm
IAD
-
PER
2 stops40h 28m
Multiple Airlines
jue. 3/121:15 am
PER
-
IAD
2 stops40h 25m
Multiple Airlines
Deal found 1/19$1,832

Find flight deals from Dulles Intl to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 enero 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,580
(Orbitz)

One-way from

$631
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$2,467
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Perth flights.
Search Deals
From Washington, D.C. Dulles Intl to Perth
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Perth
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($382 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($118 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 Dulles Intl 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 enero 21, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Perth that are best for you.

Fly from

Dulles Intl

Fly to

Perth

Route

Depart

Return

Price

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

jue. 3/12

3:35 pm-11:55 pm

2 stops44h 20m

Perth

jue. 3/19

10:30 am-10:05 am

2 stops35h 35m

$1,620

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

mié. 4/22

3:10 pm-12:40 am

2 stops45h 30m

Perth

mié. 4/29

12:25 pm-9:45 am

2 stops33h 20m

$1,625

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

dom. 5/3

5:55 pm-10:40 pm

2 stops40h 45m

Perth

vie. 5/8

12:10 am-11:30 pm

2 stops35h 20m

$1,629

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

mié. 2/18

2:35 pm-9:45 pm

3 stops42h 10m

Perth

mié. 2/25

10:30 am-9:05 am

2 stops35h 35m

$1,701

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

mié. 2/18

10:40 am-8:20 pm

2 stops44h 40m

Perth

mié. 2/25

3:55 pm-3:55 pm

1 stop37h 00m

$1,790

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

vie. 3/6

6:27 pm-11:55 pm

2 stops40h 28m

Perth

jue. 3/12

1:15 am-5:40 am

2 stops40h 25m

$1,832

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

vie. 3/6

8:05 pm-11:55 am

1 stop26h 50m

Perth

vie. 3/13

12:15 pm-4:55 pm

2 stops40h 40m

$1,834

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

mié. 3/4

2:35 pm-5:50 am

2 stops50h 15m

Perth

dom. 3/8

11:10 pm-10:05 am

2 stops46h 55m

$1,866

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

dom. 2/8

2:35 pm-3:55 am

2 stops48h 20m

$734

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

lun. 2/2

8:05 pm-4:40 am

3 stops43h 35m

$766

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 14 results
1
2

Compare providers for flights from Dulles Intl 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 Dulles Intl to Perth in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
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. Dulles Intl Airport-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. Dulles Intl Airport-Perth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Perth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Perth flights, Cheapflights users trust AranGrant the most. AranGrant 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. Dulles Intl Airport-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 Dulles Intl to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Dulles Intl 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.

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 enero 21, 2026.
Read reviews from past customers who have flown Qantas Airways and Qatar Airways from Washington, D.C. Dulles Intl Airport to Perth. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
973 reviews

Crew

8.2

Food

7.0

Entertainment

7.2

Boarding

7.7

Comfort

7.5

Overall

7.5

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
973 reviews
Qantas Airways
7.5
Good
973 reviews

Crew

8.2

Food

7.0

Entertainment

7.2

Boarding

7.7

Comfort

7.5

Overall

7.5

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
3,718 reviews
Qantas Airways
7.5
Good
973 reviews

Crew

8.2

Food

7.0

Entertainment

7.2

Boarding

7.7

Comfort

7.5

Overall

7.5

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 Dulles Intl 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. Dulles Intl?

    Located just 6.3 mi from the city center, Perth is the airport most travelers will use when flying to Perth from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Perth (PER) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 2 different airlines.

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

    Currently priced at $1,195, Qatar Airways will fly you from Washington, D.C. Dulles Intl Airport to Perth and back. In addition to Qatar Airways, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Qantas Airways for as low as $1,212. Qatar Airways is priced at 37% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Dulles Intl to Perth that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Perth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Perth?

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

  • Can I find deals for business class flights from Dulles Intl to Perth?

    Yes. Cheapflights offers flight deals from Dulles Intl 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

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Alternative routes for Dulles Intl to Perth

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

Top 2 airlines flying from Dulles Intl to Perth

Discover the top 2 airlines that operate flights from Dulles Intl 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 enero 21, 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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