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Cheap flights from Perth to Washington, D.C. Dulles Intl Airport from $2,109

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
PER — IAD
5 May — 12 May1
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 30 April 2025.

Round-trip from

$2,109

Popular in

August

Cheapest in

March

Average price

$3,042
9/6-23/6
  • 9/6-23/6
  • 4 total stops
  • 79h 05m total
  • Perth to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($32 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($84 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 30 April 2025.

Mon 9/623:15PER - IAD
2 stops48h 30mMultiple Airlines
Mon 23/621:40IAD - PER
2 stops30h 35mMultiple Airlines
Deal found 29/4$2,109
Tue 26/822:45PER - IAD
1 stop28h 55mQatar Airways
Wed 10/921:00IAD - PER
1 stop26h 55mQatar Airways
Deal found 29/4$2,597
Sun 8/601:10PER - IAD
2 stops35h 35mUnited Airlines
Mon 23/606:30IAD - PER
2 stops34h 40mUnited Airlines
Deal found 29/4$3,277
Wed 24/919:50PER - IAD
2 stops39h 02mAir New Zealand
Thu 9/1012:50IAD - PER
2 stops39h 10mAir New Zealand
Deal found 29/4$6,909
Wed 2/723:55PER - IAD
2 stops42h 26mAir Canada
Thu 17/714:25IAD - PER
3 stops37h 20mAir Canada
Deal found 29/4$8,873
Wed 24/912:25PER - IAD
2 stops32h 15mEmirates
Thu 9/1010:55IAD - PER
1 stop42h 40mEmirates
Deal found 29/4$17,954

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 30 April 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

Mon 9/6

23:15-11:45

2 stops48h 30m

Washington, D.C. Dulles Intl

Mon 23/6

21:40-16:15

2 stops30h 35m

$2,109

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 26/8

22:45-15:40

1 stop28h 55m

Washington, D.C. Dulles Intl

Wed 10/9

21:00-11:55

1 stop26h 55m

$2,597

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 8/6

01:10-00:45

2 stops35h 35m

Washington, D.C. Dulles Intl

Mon 23/6

06:30-05:10

2 stops34h 40m

$3,277

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Wed 24/9

19:50-22:52

2 stops39h 02m

Washington, D.C. Dulles Intl

Thu 9/10

12:50-16:00

2 stops39h 10m

$6,909

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Wed 2/7

23:55-06:21

2 stops42h 26m

Washington, D.C. Dulles Intl

Thu 17/7

14:25-15:45

3 stops37h 20m

$8,873

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Wed 24/9

12:25-08:40

2 stops32h 15m

Washington, D.C. Dulles Intl

Thu 9/10

10:55-17:35

1 stop42h 40m

$17,954

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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 30 April 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 30 April 2025.
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Food

7.8

Comfort

8.0

Overall

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Emirates
8.0
Very Good
3,213 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Food

7.8

Comfort

8.0

Overall

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Air New Zealand
8.0
Very Good
471 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Food

7.8

Comfort

8.0

Overall

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Qatar Airways
7.4
Good
3,563 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Food

7.8

Comfort

8.0

Overall

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
United Airlines
7.4
Good
8,696 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Food

7.8

Comfort

8.0

Overall

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Air Canada
7.0
Good
9,244 reviews
Emirates
8.0
Very Good
3,213 reviews
Check prices

Boarding

8.1

Food

7.8

Comfort

8.0

Overall

8.0

Crew

8.3

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

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?

    Qatar Airways, at $2,597, was found to be the cheapest airline from Perth to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include United Airlines and Air New Zealand. Users have found that Qatar Airways is 7% 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, 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

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 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,888Average$2,064FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$2,142Average$2,609FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qatar AirwaysCheapest$2,343Average$2,844FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Virgin AustraliaCheapest$2,587Average$3,211FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

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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?

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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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