Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Reagan-National Airport to Perth from $784

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. Reagan-National Airport to Perth departing on 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Perth

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
11:57 am - 10:55 pm
DCA
-
PER
46h 58m2 stops
Cathay Pacific Logo
12:25 am - 8:41 pm
PER
-
DCA
32h 16m2 stops
$1,419Cathay Pacific
Thu, Mar 12 - Wed, Mar 18
Cathay Pacific Logo
6:35 pm - 10:55 pm
DCA
-
PER
40h 20m2 stops
Cathay Pacific Logo
9:15 am - 10:15 pm
PER
-
DCA
49h 00m2 stops
$1,515Cathay Pacific
Mon, Mar 16 - Fri, Apr 17
Cathay Pacific Logo
11:57 am - 10:55 pm
DCA
-
PER
46h 58m2 stops
Cathay Pacific Logo
12:10 am - 12:55 am
PER
-
DCA
36h 45m2 stops
$1,540Cathay Pacific
Mon, Mar 16 - Sun, Apr 12
Cathay Pacific Logo
11:57 am - 10:55 pm
DCA
-
PER
46h 58m2 stops
Cathay Pacific Logo
9:15 am - 12:55 am
PER
-
DCA
51h 40m2 stops
$1,565Cathay Pacific
Sun, Mar 15 - Fri, Apr 17
Multiple Airlines Logo
9:59 am - 1:50 pm
DCA
-
PER
38h 51m2 stops
Multiple Airlines Logo
10:40 pm - 11:00 pm
PER
-
DCA
37h 20m2 stops
$1,578Multiple Airlines
Wed, Feb 18 - Sun, Mar 1
Cathay Pacific Logo
11:57 am - 10:55 pm
DCA
-
PER
46h 58m2 stops
Cathay Pacific Logo
9:15 am - 12:55 am
PER
-
DCA
51h 40m2 stops
$1,590Cathay Pacific
Sun, Mar 15 - Wed, Apr 15
Qantas Airways Logo
3:59 pm - 5:20 pm
DCA
-
PER
36h 21m2 stops
Qantas Airways Logo
10:45 pm - 11:00 pm
PER
-
DCA
37h 15m2 stops
$1,613Qantas Airways
Wed, Feb 18 - Sun, Mar 1
Cathay Pacific Logo
9:37 am - 10:55 pm
DCA
-
PER
48h 18m2 stops
Cathay Pacific Logo
8:30 am - 3:37 pm
PER
-
DCA
44h 07m2 stops
$1,615Cathay Pacific
Wed, Mar 4 - Sun, Mar 8
Qantas Airways Logo
5:08 pm - 9:55 am
DCA
-
PER
51h 47m2 stops
Qantas Airways Logo
7:10 am - 8:47 pm
PER
-
DCA
26h 37m2 stops
$1,623Qantas Airways
Sun, Jan 25 - Sat, Feb 21
Qantas Airways Logo
1:34 pm - 7:45 am
DCA
-
PER
29h 11m2 stops
Qantas Airways Logo
7:10 am - 11:00 pm
PER
-
DCA
28h 50m2 stops
$1,630Qantas Airways
Mon, Jan 26 - Sat, Feb 21

Qantas Airways flights from Washington, D.C. Reagan-National Airport to Perth

Our best Qantas Airways deals on Washington, D.C. Reagan-National Airport to Perth flight tickets
Qantas Airways
Feb 18
DCA3:59 pmWashington, D.C. Reagan-National
36h 21m
2 stops
PER5:20 pmPerth
Mar 1
PER10:45 pmPerth
37h 15m
2 stops
DCA11:00 pmWashington, D.C. Reagan-National
$1,613
Find similar
Qantas Airways
Jan 25
DCA5:08 pmWashington, D.C. Reagan-National
51h 47m
2 stops
PER9:55 amPerth
Feb 21
PER7:10 amPerth
26h 37m
2 stops
DCA8:47 pmWashington, D.C. Reagan-National
$1,623
Find similar
Qantas Airways
Jan 26
DCA1:34 pmWashington, D.C. Reagan-National
29h 11m
2 stops
PER7:45 amPerth
Feb 21
PER7:10 amPerth
28h 50m
2 stops
DCA11:00 pmWashington, D.C. Reagan-National
$1,630
Find similar

Cathay Pacific flights from Washington, D.C. Reagan-National Airport to Perth

Our best Cathay Pacific deals on Washington, D.C. Reagan-National Airport to Perth flight tickets
Cathay Pacific
Mar 12
DCA11:57 amWashington, D.C. Reagan-National
46h 58m
2 stops
PER10:55 pmPerth
Mar 18
PER12:25 amPerth
32h 16m
2 stops
DCA8:41 pmWashington, D.C. Reagan-National
$1,419
Find similar
Cathay Pacific
Mar 16
DCA4:58 pmWashington, D.C. Reagan-National
41h 57m
2 stops
PER10:55 pmPerth
Apr 16
PER12:10 amPerth
51h 39m
2 stops
DCA3:49 pmWashington, D.C. Reagan-National
$1,454
Find similar
Cathay Pacific
Mar 17
DCA11:57 amWashington, D.C. Reagan-National
30h 58m
2 stops
PER6:55 amPerth
Apr 17
PER9:15 amPerth
51h 40m
2 stops
DCA12:55 amWashington, D.C. Reagan-National
$1,515
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 December 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Thu 3/12

11:57 am-10:55 pm

2 stops46h 58m

Perth

Wed 3/18

12:25 am-8:41 pm

2 stops32h 16m

$1,419

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Mon 3/16

6:35 pm-10:55 pm

2 stops40h 20m

Perth

Fri 4/17

9:15 am-10:15 pm

2 stops49h 00m

$1,515

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Mon 3/16

11:57 am-10:55 pm

2 stops46h 58m

Perth

Sun 4/12

12:10 am-12:55 am

2 stops36h 45m

$1,540

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sun 3/15

11:57 am-10:55 pm

2 stops46h 58m

Perth

Fri 4/17

9:15 am-12:55 am

2 stops51h 40m

$1,565

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 2/18

9:59 am-1:50 pm

2 stops38h 51m

Perth

Sun 3/1

10:40 pm-11:00 pm

2 stops37h 20m

$1,578

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sun 3/15

11:57 am-10:55 pm

2 stops46h 58m

Perth

Wed 4/15

9:15 am-12:55 am

2 stops51h 40m

$1,590

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 2/18

3:59 pm-5:20 pm

2 stops36h 21m

Perth

Sun 3/1

10:45 pm-11:00 pm

2 stops37h 15m

$1,613

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 3/4

9:37 am-10:55 pm

2 stops48h 18m

Perth

Sun 3/8

8:30 am-3:37 pm

2 stops44h 07m

$1,615

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sun 1/25

5:08 pm-9:55 am

2 stops51h 47m

Perth

Sat 2/21

7:10 am-8:47 pm

2 stops26h 37m

$1,623

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Mon 1/26

1:34 pm-7:45 am

2 stops29h 11m

Perth

Sat 2/21

7:10 am-11:00 pm

2 stops28h 50m

$1,630

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Perth from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National 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 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. Reagan-National 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. Reagan-National Airport to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National 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. Reagan-National Airport to Perth (DCA to PER) flight deals and tips

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

Fastest flight time

29h 55m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Perth takes 29h 55m
There are no direct flights from Washington, D.C. Reagan-National Airport to Perth. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Perth.
Search flight deals

  • How far is Washington, D.C. Reagan-National to Perth by plane?

    A flight from Washington, D.C. Reagan-National to Perth will travel around 11561.3 mi. Flights usually cover this in 29h 55m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Perth Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Perth Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Perth Airport?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Perth Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Reagan-National 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. Reagan-National Airport to Perth?

Best airlines flying from Washington, D.C. Reagan-National Airport to Perth

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Perth with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $1,785Free CancellationRating
7.5
947 reviews
Search Qantas Airways flights

Traveling to a place near Perth?

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

momondo does allow users to show only those flights to Perth from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Perth from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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.

An easier way to manage your Perth trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 1/10
Sat 1/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia