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Cheap flights from Perth to Washington, D.C. Dulles Intl Airport from $1,675

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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
PER — IAD
30 Mar — 6 Apr1
1 adult

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 25 March 2025.

Round-trip from

$2,044

One-way from

$1,675

Popular in

August

Cheapest in

May

Average price

$2,173
Qantas Airways
  • Qantas Airways
  • 6/5-13/5
  • 4 total stops
  • 59h 50m total
  • Perth to Washington, D.C.
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Air Canada
  • Air Canada
  • 21/7
  • 2 total stops
  • 42h 46m total
  • Perth to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($229 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($104 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Find flight deals from Perth to Dulles Intl

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 25 March 2025.

Tue 6/506:20PER - IAD
2 stops28h 37mQantas Airways
Tue 13/517:07IAD - PER
2 stops31h 13mQantas Airways
Deal found 24/3$2,044
Tue 6/517:20PER - IAD
2 stops54h 25mMultiple Airlines
Tue 13/513:30IAD - PER
2 stops38h 45mMultiple Airlines
Deal found 24/3$2,052
Tue 6/523:55PER - IAD
3 stops33h 30mAir Canada
Tue 13/515:27IAD - PER
3 stops42h 03mAir Canada
Deal found 24/3$2,404
Tue 6/522:45PER - IAD
1 stop28h 55mQatar Airways
Tue 13/521:00IAD - PER
1 stop33h 40mQatar Airways
Deal found 24/3$2,682
Tue 6/512:25PER - IAD
2 stops32h 15mEmirates
Tue 13/510:55IAD - PER
1 stop25h 45mEmirates
Deal found 24/3$3,061
Sat 12/401:30PER - IAD
2 stops50h 40mEtihad Airways
Sun 20/422:05IAD - PER
2 stops30h 10mEtihad Airways
Deal found 25/3$3,342

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 25 March 2025.
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

Tue 6/5

06:20-22:57

2 stops28h 37m

Washington, D.C. Dulles Intl

Tue 13/5

17:07-12:20

2 stops31h 13m

$2,044

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 6/5

17:20-11:45

2 stops54h 25m

Washington, D.C. Dulles Intl

Tue 13/5

13:30-16:15

2 stops38h 45m

$2,052

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 6/5

23:55-21:25

3 stops33h 30m

Washington, D.C. Dulles Intl

Tue 13/5

15:27-21:30

3 stops42h 03m

$2,404

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 6/5

22:45-15:40

1 stop28h 55m

Washington, D.C. Dulles Intl

Tue 13/5

21:00-18:40

1 stop33h 40m

$2,682

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 6/5

12:25-08:40

2 stops32h 15m

Washington, D.C. Dulles Intl

Tue 13/5

10:55-00:40

1 stop25h 45m

$3,061

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sat 12/4

01:30-16:10

2 stops50h 40m

Washington, D.C. Dulles Intl

Sun 20/4

22:05-16:15

2 stops30h 10m

$3,342

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 21/7

23:35-06:21

2 stops42h 46m

$1,675

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 21/7

23:55-22:47

2 stops34h 52m

$1,724

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 20/7

23:55-17:38

2 stops29h 43m

$1,743

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 20/7

01:10-08:32

2 stops43h 22m

$1,791

Flights are sorted by cheapest return flights first.

Deals found on 23/3

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, February is the cheapest month in which you can book a flight from Perth to Washington, D.C. Dulles Intl Airport (average of $1,013). Flying from Perth to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $1,608). 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.

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

Find hourly flight availability from Perth to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

It’s typically best to fly out from Perth to Washington, D.C. Dulles Intl Airport in the morning. Doing so could potentially save you 21% on the flight price compared to flying at midday, which is usually more expensive.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 25 March 2025.
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very Good
1,284 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Emirates
8.0
Very Good
3,190 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qantas Airways
7.5
Good
809 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,540 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Etihad Airways
7.4
Good
1,176 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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 4 different airlines.

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

    Qantas Airways, at $2,044, was found to be the cheapest airline from Perth to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include Air Canada and Qatar Airways. Users have found that Qantas Airways is 25% cheaper than the other options available to this destination.

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

    $1,675 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Qantas Airways and United Airlines, with prices starting from $1,724 and $1,791, respectively.

  • 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, February is the cheapest month in which you can book a flight from Perth to Washington, D.C. Dulles Intl Airport (average of $1,013). Flying from Perth to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $1,608). 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

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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 Baltimore flights
Perth to Reagan-National flights

Top 4 airlines flying from Perth to Dulles Intl

Discover the top 4 airlines 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,880Average$2,426FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest$1,924Average$2,103FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Qatar AirwaysCheapest$2,419Average$3,169FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Virgin AustraliaCheapest$2,671Average$3,271FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

Fly with Cheapflights

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

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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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