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Cheap flights from Washington, D.C. Dulles Intl Airport to Perth from $805

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Perth departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Perth

Cheap round-trip flights

Logo
10:05 pm - 7:40 pmIAD-PER
33h 35m2 stops
Logo
11:35 pm - 4:10 pmPER-IAD
52h 35m2 stops
$1,211
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dom., sep. 14 - dom., sep. 21
Logo
9:00 pm - 4:30 amIAD-PER
43h 30m2 stops
Logo
5:10 am - 4:55 pmPER-IAD
47h 45m2 stops
$1,316
Find Deal
sáb., oct. 18 - sáb., oct. 25
Logo
10:05 pm - 7:40 pmIAD-PER
33h 35m2 stops
Logo
11:35 pm - 4:10 pmPER-IAD
52h 35m2 stops
$1,368
Find Deal
mar., ago. 26 - mar., sep. 2
Air Canada Logo
8:25 am - 9:30 pmIAD-PER
49h 05m2 stops
Air Canada Logo
10:45 pm - 6:31 amPER-IAD
43h 46m2 stops
$1,606Air Canada
Find Deal
jue., ago. 28 - jue., sep. 4
Cathay Pacific Logo
11:51 am - 10:40 pmIAD-PER
46h 49m2 stops
Cathay Pacific Logo
12:10 am - 4:50 pmPER-IAD
52h 40m2 stops
$1,702Cathay Pacific
Find Deal
mar., ago. 26 - lun., sep. 1
Air Canada Logo
2:25 pm - 3:45 pmIAD-PER
37h 20m3 stops
Air Canada Logo
1:15 pm - 9:38 amPER-IAD
56h 23m3 stops
$1,731Air Canada
Find Deal
sáb., sep. 13 - sáb., sep. 20
Malaysia Airlines Logo
8:05 pm - 1:25 amIAD-PER
40h 20m2 stops
Malaysia Airlines Logo
2:25 am - 3:55 pmPER-IAD
50h 30m2 stops
$1,993Malaysia Airlines
Find Deal
jue., nov. 13 - dom., nov. 16
Qatar Airways Logo
9:00 pm - 11:55 amIAD-PER
26h 55m1 stop
Qatar Airways Logo
10:45 pm - 3:40 pmPER-IAD
28h 55m1 stop
$2,018Qatar Airways
Find Deal
jue., ago. 28 - jue., sep. 4
Qatar Airways Logo
9:00 pm - 11:55 amIAD-PER
26h 55m1 stop
Qatar Airways Logo
10:45 pm - 3:40 pmPER-IAD
28h 55m1 stop
$2,019Qatar Airways
Find Deal
mar., ago. 26 - mar., sep. 2
Malaysia Airlines Logo
9:00 pm - 1:10 amIAD-PER
40h 10m2 stops
Malaysia Airlines Logo
2:10 am - 3:40 pmPER-IAD
49h 30m2 stops
$2,179Malaysia Airlines
Find Deal
mié., sep. 10 - mar., sep. 16

Air Canada flights from Washington, D.C. Dulles Intl Airport to Perth

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Perth flight tickets
Air Canada
Aug 28
IAD8:25 amWashington, D.C. Dulles Intl
49h 05m
2 stops
PER9:30 pmPerth
Sep 4
PER10:45 pmPerth
43h 46m
2 stops
IAD6:31 amWashington, D.C. Dulles Intl
$1,606
Find similar
Air Canada
Sep 13
IAD2:25 pmWashington, D.C. Dulles Intl
37h 20m
3 stops
PER3:45 pmPerth
Sep 20
PER1:15 pmPerth
56h 23m
3 stops
IAD9:38 amWashington, D.C. Dulles Intl
$1,731
Find similar
Air Canada
Aug 28
IAD8:25 amWashington, D.C. Dulles Intl
43h 20m
2 stops
PER3:45 pmPerth
Sep 4
PER11:55 pmPerth
45h 43m
3 stops
IAD9:38 amWashington, D.C. Dulles Intl
$1,791
Find similar

Qatar Airways flights from Washington, D.C. Dulles Intl Airport to Perth

Our best Qatar Airways deals on Washington, D.C. Dulles Intl Airport to Perth flight tickets
Qatar Airways
Aug 28
IAD9:00 pmWashington, D.C. Dulles Intl
26h 55m
1 stop
PER11:55 amPerth
Sep 4
PER10:45 pmPerth
28h 55m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
$2,018
Find similar
Qatar Airways
Aug 26
IAD9:00 pmWashington, D.C. Dulles Intl
26h 55m
1 stop
PER11:55 amPerth
Sep 2
PER10:45 pmPerth
28h 55m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
$2,019
Find similar
Qatar Airways
Oct 13
IAD9:00 pmWashington, D.C. Dulles Intl
33h 40m
1 stop
PER6:40 pmPerth
Oct 30
PER10:45 pmPerth
30h 10m
1 stop
IAD4:55 pmWashington, D.C. Dulles Intl
$2,020
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated julio 31, 2025.
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

Fly to

Route

Depart

Return

Price

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

dom. 9/14

10:05 pm-7:40 pm

2 stops33h 35m

Perth

dom. 9/21

11:35 pm-4:10 pm

2 stops52h 35m

$1,211

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

sáb. 10/18

9:00 pm-4:30 am

2 stops43h 30m

Perth

sáb. 10/25

5:10 am-4:55 pm

2 stops47h 45m

$1,316

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

mar. 8/26

10:05 pm-7:40 pm

2 stops33h 35m

Perth

mar. 9/2

11:35 pm-4:10 pm

2 stops52h 35m

$1,368

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

jue. 8/28

8:25 am-9:30 pm

2 stops49h 05m

Perth

jue. 9/4

10:45 pm-6:31 am

2 stops43h 46m

$1,606

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

mar. 8/26

11:51 am-10:40 pm

2 stops46h 49m

Perth

lun. 9/1

12:10 am-4:50 pm

2 stops52h 40m

$1,702

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

sáb. 9/13

2:25 pm-3:45 pm

3 stops37h 20m

Perth

sáb. 9/20

1:15 pm-9:38 am

3 stops56h 23m

$1,731

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

jue. 11/13

8:05 pm-1:25 am

2 stops40h 20m

Perth

dom. 11/16

2:25 am-3:55 pm

2 stops50h 30m

$1,993

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

jue. 8/28

9:00 pm-11:55 am

1 stop26h 55m

Perth

jue. 9/4

10:45 pm-3:40 pm

1 stop28h 55m

$2,018

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

mar. 8/26

9:00 pm-11:55 am

1 stop26h 55m

Perth

mar. 9/2

10:45 pm-3:40 pm

1 stop28h 55m

$2,019

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

mié. 9/10

9:00 pm-1:10 am

2 stops40h 10m

Perth

mar. 9/16

2:10 am-3:40 pm

2 stops49h 30m

$2,179

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Perth from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Perth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Perth?

In general, August is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Perth. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,212. If you are unable to visit Perth during the month of August, then departing from Washington, D.C. Dulles Intl Airport during the month November is also very affordable. Most momondo users find prices during this month for around $1,373.

What is the cheapest day to depart on your flight to Perth?

The cheapest day to depart on your flight to Perth is on a Monday when prices can be found for as low as $1,785. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Perth is Thursday, with ticket prices averaging around $2,395.

What is the cheapest time of day to depart on your flight to Perth?

In the afternoon is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Perth when you can find flight prices for as low as $1,863. Flying to Perth in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $2,119. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Washington, D.C. Dulles Intl Airport to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Perth according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Perth (IAD to PER) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Perth

Best Price Found

$805

Fastest flight time

26h 10m

Direct flights

None

Airports in Perth

1 airport
The best one-way flight to Perth from Washington, D.C. Dulles Intl Airport in the past 72 hours is $805. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Perth found on momondo in the last 72 hours is $1,211.
The fastest flight from Washington, D.C. Dulles Intl Airport to Perth takes 26h 10m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Perth. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - Perth Airport.
There is 1 airport near Perth: Perth (PER)
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Perth by plane?

    Perth is 11538.7 mi away from Washington, D.C. Dulles Intl. By plane, this route typically takes 26h 10m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Perth Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Perth Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Perth Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Perth Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Perth Airport.

  • What documentation or ID do you need to fly to Perth Airport?

    The required travel and health documents for your Perth Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Perth Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Perth?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Perth

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Perth with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $1,097Free CancellationRating
7.5
887 reviews
Search Qantas Airways flights
Qatar AirwaysPriceFrom $1,506Free CancellationRating
7.4
3,609 reviews
Search Qatar Airways flights

Traveling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Mandurah
Fremantle
Scarborough
Rottnest Island
Waikiki

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Perth?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Perth for you.

Can I find flights from Washington, D.C. to Perth with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Perth on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Perth?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Perth from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Perth right now. Can momondo alert me if prices change?

Price alerts on flights to Perth from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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