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Cheap flights from Washington, D.C. to Perth from $894

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. to Perth departing on 21/9. 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. to Perth

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:59 - 15:25
DCA
-
PER
34h 26m
2 stops
Multiple Airlines Logo
23:55 - 15:52
PER
-
DCA
27h 57m
2 stops
$2,285Multiple Airlines
Tue, 21 Apr - Fri, 1 May
Multiple Airlines Logo
17:30 - 13:35
DCA
-
PER
32h 05m
2 stops
Multiple Airlines Logo
12:25 - 20:00
PER
-
DCA
67h 35m
2 stops
$2,305Multiple Airlines
Sat, 12 Sep - Sat, 19 Sep
Multiple Airlines Logo
17:30 - 13:35
DCA
-
PER
32h 05m
2 stops
Multiple Airlines Logo
15:25 - 20:00
PER
-
DCA
64h 35m
2 stops
$2,306Multiple Airlines
Thu, 1 Oct - Sat, 17 Oct
Qantas Airways Logo
18:55 - 17:00
DCA
-
PER
34h 05m
2 stops
Qantas Airways Logo
23:45 - 21:30
PER
-
DCA
33h 45m
2 stops
$2,333Qantas Airways
Tue, 16 Jun - Tue, 30 Jun
Qantas Airways Logo
16:59 - 15:25
DCA
-
PER
34h 26m
2 stops
Qantas Airways Logo
14:35 - 22:56
PER
-
DCA
44h 21m
2 stops
$2,339Qantas Airways
Wed, 29 Apr - Sun, 3 May
Qantas Airways Logo
15:25 - 17:00
DCA
-
PER
37h 35m
2 stops
Qantas Airways Logo
14:35 - 21:30
PER
-
DCA
42h 55m
2 stops
$2,344Qantas Airways
Sat, 19 Sep - Tue, 22 Sep
Multiple Airlines Logo
17:16 - 13:35
DCA
-
PER
32h 19m
2 stops
Multiple Airlines Logo
00:50 - 16:30
PER
-
DCA
27h 40m
2 stops
$2,360Multiple Airlines
Fri, 22 May - Thu, 28 May
United Airlines Logo
15:03 - 11:40
BWI
-
PER
32h 37m
3 stops
United Airlines Logo
23:45 - 17:57
PER
-
BWI
30h 12m
2 stops
$2,767United Airlines
Mon, 25 May - Mon, 1 Jun
United Airlines Logo
15:03 - 12:30
BWI
-
PER
33h 27m
3 stops
United Airlines Logo
15:30 - 17:43
PER
-
BWI
38h 13m
2 stops
$2,787United Airlines
Tue, 26 May - Tue, 2 Jun
Air New Zealand Logo
07:00 - 16:00
BWI
-
PER
45h 00m
2 stops
Air New Zealand Logo
23:45 - 07:14
PER
-
BWI
43h 29m
2 stops
$2,848Air New Zealand
Tue, 16 Jun - Tue, 30 Jun

Qantas Airways flights from Washington, D.C. to Perth

Our best Qantas Airways deals on Washington, D.C. to Perth flight tickets
Qantas Airways
16 June
DCA18:55Washington, D.C. Reagan-National
34h 05m
2 stops
PER17:00Perth
30 June
PER23:45Perth
33h 45m
2 stops
DCA21:30Washington, D.C. Reagan-National
$2,333
Qantas Airways
29 Apr
DCA16:59Washington, D.C. Reagan-National
34h 26m
2 stops
PER15:25Perth
3 May
PER14:35Perth
44h 21m
2 stops
DCA22:56Washington, D.C. Reagan-National
$2,339
Qantas Airways
19 Sept
DCA15:25Washington, D.C. Reagan-National
37h 35m
2 stops
PER17:00Perth
22 Sept
PER14:35Perth
42h 55m
2 stops
DCA21:30Washington, D.C. Reagan-National
$2,344

Air New Zealand flights from Washington, D.C. to Perth

Our best Air New Zealand deals on Washington, D.C. to Perth flight tickets
Air New Zealand
16 June
BWI07:00Baltimore/Washington
45h 00m
2 stops
PER16:00Perth
30 June
PER23:45Perth
43h 29m
2 stops
BWI07:14Baltimore/Washington
$2,848
Air New Zealand
9 June
IAD09:45Washington, D.C. Dulles Intl
39h 50m
2 stops
PER13:35Perth
30 July
PER23:50Perth
34h 53m
2 stops
IAD22:43Washington, D.C. Dulles Intl
$2,899
Air New Zealand
16 June
BWI07:00Baltimore/Washington
45h 00m
2 stops
PER16:00Perth
30 June
PER23:45Perth
43h 29m
2 stops
BWI07:14Baltimore/Washington
$2,913

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. 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 78,305 searches. Data last updated 11 April 2026.
Use the filters below to find and compare flights from Washington, D.C. to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Tue 21/4

16:59-15:25

2 stops34h 26m

Perth

Fri 1/5

23:55-15:52

2 stops27h 57m

$2,285

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sat 12/9

17:30-13:35

2 stops32h 05m

Perth

Sat 19/9

12:25-20:00

2 stops67h 35m

$2,305

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Thu 1/10

17:30-13:35

2 stops32h 05m

Perth

Sat 17/10

15:25-20:00

2 stops64h 35m

$2,306

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Tue 16/6

18:55-17:00

2 stops34h 05m

Perth

Tue 30/6

23:45-21:30

2 stops33h 45m

$2,333

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Wed 29/4

16:59-15:25

2 stops34h 26m

Perth

Sun 3/5

14:35-22:56

2 stops44h 21m

$2,339

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sat 19/9

15:25-17:00

2 stops37h 35m

Perth

Tue 22/9

14:35-21:30

2 stops42h 55m

$2,344
Fastest return journey

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Fri 22/5

17:16-13:35

2 stops32h 19m

Perth

Thu 28/5

00:50-16:30

2 stops27h 40m

$2,360

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Mon 25/5

15:03-11:40

3 stops32h 37m

Perth

Mon 1/6

23:45-17:57

2 stops30h 12m

$2,767

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Tue 26/5

15:03-12:30

3 stops33h 27m

Perth

Tue 2/6

15:30-17:43

2 stops38h 13m

$2,787

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Tue 16/6

07:00-16:00

2 stops45h 00m

Perth

Tue 30/6

23:45-07:14

2 stops43h 29m

$2,848

Flights are sorted by cheapest return 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. 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

Can stopping save me money on Washington, D.C. to Perth flights?

You could potentially save up to 35% on your flight if you consider stops on a Washington, D.C. to Perth flight.

When to book flights from Washington, D.C. to Perth

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

Cheap Washington, D.C. to Perth (WAS to PER) flight deals and tips

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

Fastest flight time

28h 17m

Direct flights

None
The fastest flight from Washington, D.C. to Perth takes 28h 17m
There are no direct flights from Washington, D.C. to Perth. There are no popular flight routes from Washington, D.C. to Perth.
Search flight deals

Frequently asked questions about flying from Washington, D.C. to Perth

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

    There are 18603.3 km between Washington, D.C. and Perth. By plane, this route typically takes 28h 17m.

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

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

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

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

    The travel and health documents required for your trip to Perth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Perth?

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

Why use momondo?

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

Finding the right flight to Perth from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Perth quick and easy, saving you time and money.

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?

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?

Of course. momondo tracks the price of Washington, D.C. to Perth flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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