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Cheap flights from Perth to Washington, D.C. Dulles Intl Airport from $1,455

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
PER — IAD
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Perth to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from Perth to Dulles Intl
Explore the most affordable flight options available from Perth to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Fri 12/610:30
PER
-
IAD
3 stops33h 55m
Multiple Airlines
Fri 19/611:17
IAD
-
PER
3 stops41h 43m
Multiple Airlines
Deal found 27/4$2,365
Wed 10/610:35
PER
-
IAD
3 stops48h 47m
Multiple Airlines
Wed 17/609:55
IAD
-
PER
3 stops43h 05m
Multiple Airlines
Deal found 26/4$2,390
Mon 25/522:45
PER
-
IAD
1 stop31h 35m
Qatar Airways
Mon 1/621:00
IAD
-
PER
1 stop27h 15m
Qatar Airways
Deal found 27/4$2,715
Tue 12/522:45
PER
-
IAD
1 stop31h 35m
Qatar Airways
Sat 16/521:00
IAD
-
PER
1 stop26h 55m
Qatar Airways
Deal found 28/4$2,966
Tue 26/522:45
PER
-
IAD
1 stop31h 35m
Qatar Airways
Tue 23/621:00
IAD
-
PER
1 stop33h 35m
Qatar Airways
Deal found 27/4$3,013
Mon 8/622:55
PER
-
IAD
1 stop31h 25m
Qatar Airways
Thu 11/621:00
IAD
-
PER
1 stop27h 15m
Qatar Airways
Deal found 29/4$3,050
Fri 29/522:45
PER
-
IAD
1 stop31h 35m
Qatar Airways
Tue 23/621:00
IAD
-
PER
1 stop33h 35m
Qatar Airways
Deal found 27/4$3,056
Mon 8/622:55
PER
-
IAD
1 stop31h 25m
Qatar Airways
Mon 22/619:25
IAD
-
PER
2 stops35h 10m
Qatar Airways
Deal found 28/4$3,069
Mon 25/521:35
PER
-
IAD
2 stops45h 51m
ANA
Mon 1/612:40
IAD
-
PER
2 stops67h 20m
ANA
Deal found 26/4$3,084
Sat 16/522:45
PER
-
IAD
1 stop31h 35m
Qatar Airways
Fri 22/521:00
IAD
-
PER
1 stop26h 55m
Qatar Airways
Deal found 27/4$3,098
Fri 15/522:45
PER
-
IAD
1 stop31h 35m
Qatar Airways
Thu 21/521:00
IAD
-
PER
1 stop26h 55m
Qatar Airways
Deal found 26/4$3,152

Find flight deals from Perth to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) to Dulles Intl (IAD). 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 29 April 2026.

Round-trip from

$2,365

One-way from

$1,455

Popular in

June

Cheapest in

October

Average price

$2,705
12/6-19/6
  • 12/6-19/6
  • 6 total stops
  • 75h 38m total
  • Perth to Washington, D.C.
Search Deals
18/6
  • 18/6
  • 2 total stops
  • 37h 00m total
  • Perth to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($204 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($80 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Perth to Dulles Intl 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 29 April 2026.
Use the filters below to find and compare flights from Perth to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 26/5

22:45-18:20

1 stop31h 35m

Washington, D.C. Dulles Intl

Tue 23/6

21:00-18:35

1 stop33h 35m

$3,013
Fastest return journey

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sat 16/5

22:45-18:20

1 stop31h 35m

Washington, D.C. Dulles Intl

Fri 22/5

21:00-11:55

1 stop26h 55m

$3,098

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 25/5

22:45-18:20

1 stop31h 35m

Washington, D.C. Dulles Intl

Mon 1/6

21:00-12:15

1 stop27h 15m

$3,207

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 8/6

22:55-18:20

1 stop31h 25m

Washington, D.C. Dulles Intl

Thu 11/6

12:00-12:15

2 stops60h 15m

$3,287

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 25/5

15:30-06:22

2 stops50h 52m

Washington, D.C. Dulles Intl

Mon 1/6

08:21-21:40

2 stops49h 19m

$3,301

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 25/8

22:20-08:40

1 stop46h 20m

Washington, D.C. Dulles Intl

Tue 8/9

10:55-17:35

1 stop42h 40m

$3,308

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 25/8

18:10-01:17

2 stops43h 07m

Washington, D.C. Dulles Intl

Tue 8/9

22:10-14:40

2 stops52h 30m

$3,323
Cheapest one-way

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 14/6

10:35-12:53

3 stops38h 18m

$1,629

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Thu 18/6

10:35-10:50

3 stops36h 15m

$1,637

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Wed 17/6

09:55-09:45

3 stops59h 50m

$1,750

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Perth to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Perth 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 Perth to Washington, D.C. Dulles Intl Airport

What’s the top stopover airport for flights from Perth to Washington, D.C. Dulles Intl Airport?

Share of one-stop return flights from Perth to Washington, D.C. Dulles Intl Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Doha (DOH) – chosen by Cheapflights users on 56% of one-stop itineraries from Perth to Washington, D.C. Dulles Intl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Perth to Washington, D.C. Dulles Intl Airport?

Average return fare for one-stop flights from Perth to Washington, D.C. Dulles Intl Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Doha (DOH) is the most affordable one-stop option, with an average return flight price of $2,607.

What’s the fastest stopover option from Perth to Washington, D.C. Dulles Intl Airport?

Shortest average travel time for one-stop one-way flights from Perth to Washington, D.C. Dulles Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Doha (DOH) have the shortest average one-way travel time for one-stop routes: 30h 18m.

Which airport typically offers the quickest stopover for flights from Perth to Washington, D.C. Dulles Intl Airport?

Average stopover duration for one-stop one-way flights from Perth to Washington, D.C. Dulles Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Doha (DOH) offer the fastest connection on this route, with an average stopover time of 6h 14m.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 29 April 2026.
See what other customers who have flown with Qatar Airways from Perth to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,724 reviews
Check prices

Boarding

7.5

Overall

7.4

Entertainment

7.3

Comfort

7.3

Crew

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Qatar Airways
7.4
Good
3,724 reviews
Qatar Airways
7.4
Good
3,724 reviews
Check prices

Boarding

7.5

Overall

7.4

Entertainment

7.3

Comfort

7.3

Crew

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.

Related info for your journey

Find useful and relevant information for your journey from Perth to Dulles Intl. 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 from for flights from Perth to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Perth, you will be flying from Perth, which is the city’s only airport. Perth (PER) is located 10.2 km from the centre of Perth. There are 0 flights from Perth to Washington, D.C. Dulles Intl per day from 1 airline.

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

    Airlines like Qatar Airways fly from Perth to Washington, D.C. Dulles Intl Airport in about 31h 35m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 18561 km.

  • What is the cheapest airline to fly from Perth to Washington, D.C. Dulles Intl Airport round-trip?

    Qatar Airways, at $2,048, was found to be the cheapest airline from Perth to Washington, D.C. Dulles Intl Airport..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Perth to Dulles Intl 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Linthicum Heights

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Perth to Dulles Intl

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

Top airline flying from Perth to Dulles Intl

Discover the top airline that operate flights from Perth to Dulles Intl. 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 647,157 searches. Data last updated 29 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$2,048Average$2,698FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Perth to Dulles Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Perth today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Perth to Dulles Intl?

Cheapflights simply makes it quick and affordable to book flights from Perth to Dulles Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Perth to Dulles Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Perth to Dulles Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Perth to Dulles Intl become cheaper?

Not ready to book yet? You can track prices for flights from Perth to Dulles Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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