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Cheap flights from Perth to Washington, D.C. Dulles Intl Airport from $1,119

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 28/1. Fares are subject to change and may not be available on all flights or dates of travel.
PER — IAD
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 16 January 2026.

Round-trip from

$2,064

One-way from

$1,119

Popular in

January

Cheapest in

February

Average price

$2,962
13/5-27/5
  • 13/5-27/5
  • 4 total stops
  • 93h 25m total
  • Perth to Washington, D.C.
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28/1
  • 28/1
  • 3 total stops
  • 52h 20m total
  • Perth to Washington, D.C.
Search Deals
High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($64 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find 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 16 January 2026.

Sun 15/323:10
PER
-
IAD
2 stops46h 55m
Multiple Airlines
Fri 15/515:35
IAD
-
PER
2 stops36h 40m
Multiple Airlines
Deal found 12/1$1,841
Fri 7/820:30
PER
-
IAD
2 stops49h 15m
Multiple Airlines
Thu 20/815:35
IAD
-
PER
2 stops40h 15m
Multiple Airlines
Deal found 15/1$1,916
Wed 13/520:30
PER
-
IAD
2 stops51h 05m
Multiple Airlines
Wed 27/521:40
IAD
-
PER
2 stops42h 20m
Multiple Airlines
Deal found 15/1$2,064
Mon 16/305:35
PER
-
IAD
2 stops46h 10m
Multiple Airlines
Sat 28/319:10
IAD
-
PER
2 stops45h 05m
Multiple Airlines
Deal found 14/1$2,276
Mon 16/318:50
PER
-
IAD
2 stops48h 39m
Air New Zealand
Mon 6/419:27
IAD
-
PER
2 stops62h 53m
Air New Zealand
Deal found 13/1$2,287
Mon 16/323:45
PER
-
IAD
2 stops31h 42m
Virgin Australia
Mon 6/417:55
IAD
-
PER
2 stops30h 35m
Virgin Australia
Deal found 14/1$2,331
Wed 5/809:40
PER
-
IAD
3 stops46h 44m
Multiple Airlines
Wed 19/815:35
IAD
-
PER
3 stops35h 05m
Multiple Airlines
Deal found 15/1$2,434

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 16 January 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

Perth

Fly to

Dulles Intl

Route

Depart

Return

Price

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

23:45-20:47

2 stops33h 02m

Washington, D.C. Dulles Intl

Mon 6/4

06:30-05:10

2 stops34h 40m

$2,470

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

23:45-19:27

2 stops31h 42m

Washington, D.C. Dulles Intl

Tue 31/3

06:30-05:10

2 stops34h 40m

$2,473

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 22/3

23:15-19:27

2 stops32h 12m

Washington, D.C. Dulles Intl

Sun 19/4

16:10-14:40

2 stops34h 30m

$2,497

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 15/3

23:45-18:20

2 stops30h 35m

Washington, D.C. Dulles Intl

Mon 30/3

17:55-14:40

2 stops32h 45m

$2,502

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sat 14/3

15:15-22:36

2 stops43h 21m

Washington, D.C. Dulles Intl

Sat 28/3

22:10-05:10

2 stops43h 00m

$2,556

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 24/3

23:45-20:47

2 stops33h 02m

Washington, D.C. Dulles Intl

Fri 17/4

15:25-11:40

2 stops32h 15m

$2,581

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Wed 25/3

23:45-20:49

2 stops33h 04m

Washington, D.C. Dulles Intl

Sat 18/4

14:36-12:30

2 stops33h 54m

$2,582

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sat 16/5

13:15-14:10

3 stops60h 55m

Washington, D.C. Dulles Intl

Thu 28/5

08:19-15:45

3 stops43h 26m

$2,826

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 10/5

23:45-19:07

2 stops31h 22m

Washington, D.C. Dulles Intl

Tue 26/5

16:10-14:40

2 stops34h 30m

$2,940

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Wed 28/1

17:45-09:05

3 stops52h 20m

$1,119

Flights are sorted by cheapest return flights first.

Deals found on 13/1

Showing 1-10 of 12 results
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 is the cheapest month to book a flight from Perth to Washington, D.C. Dulles Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Perth to Washington, D.C. Dulles Intl Airport (average of $1,550). Flying from Perth to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $2,863). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 16 January 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
3,715 reviews
Check prices

Boarding

7.5

Food

7.3

Comfort

7.4

Overall

7.4

Crew

7.9

Entertainment

7.4

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
3,715 reviews
Qatar Airways
7.4
Good
3,715 reviews
Check prices

Boarding

7.5

Food

7.3

Comfort

7.4

Overall

7.4

Crew

7.9

Entertainment

7.4

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 United Airlines fly from Perth to Washington, D.C. Dulles Intl Airport in about 33h 02m. 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 $2,221, was found to be the cheapest airline from Perth to Washington, D.C. Dulles Intl Airport.. Users have found that Qatar Airways is 11% cheaper than the other options available to this destination.

  • 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.

  • What is the cheapest month to book a flight from Perth to Washington, D.C. Dulles Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Perth to Washington, D.C. Dulles Intl Airport (average of $1,550). Flying from Perth to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $2,863). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 16 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$2,221Average$2,604FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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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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