What is the cheapest airline that flies from Washington, D.C. to Perth?

Qantas Airways, American Airlines, and Air Canada are the most popular carriers operating from Washington, D.C. to Perth

How long does it take to fly to Perth?

The flight from Washington, D.C. to Perth depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Baltimore (a popular airport in Washington, D.C.) to Perth (the most popular airport in Perth), then the flight time is 29h 45m on average. If you fly from Washington, D.C. (another popular airport in Washington, D.C.) to Perth, then the average flight time is 32h 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.

$990 Cheap Flights from Washington, D.C. to Perth in 2025

Q: What is the typical price of a round-trip flight between Washington, D.C. and Perth?

Prices are currently low for flights on this route. Typical prices usually range from $1,919 to $2,533. The lowest price recently found on this route was $1,816.

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Find the cheapest flights from Washington, D.C. to Perth

Round-trip

One-way

Cheap return flights

These are some of the best return flight deals from Washington, D.C. to Perth that have been recently found on momondo from popular airlines, departing in the coming months.

17:35 - 21:40DCA-PER

40h 05m2 stops

22:45 - 22:59PER-DCA

36h 14m2 stops

$1,816

Find Deal

Wed, 12 Mar - Wed, 19 Mar

17:20 - 17:20IAD-PER

36h 00m2 stops

23:55 - 22:42PER-IAD

34h 47m2 stops

$1,880Qantas Airways

Find Deal

Mon, 17 Mar - Mon, 7 Apr

17:20 - 14:25IAD-PER

33h 05m2 stops

23:50 - 22:42PER-IAD

34h 52m2 stops

$2,142American Airlines

Find Deal

Mon, 17 Mar - Mon, 7 Apr

17:20 - 12:20DCA-PER

31h 00m2 stops

23:55 - 16:29PER-DCA

28h 34m2 stops

$2,154American Airlines

Find Deal

Wed, 16 Jul - Wed, 30 Jul

15:00 - 16:00BWI-PER

37h 00m2 stops

19:50 - 05:34PER-BWI

45h 44m2 stops

$2,347Air New Zealand

Find Deal

Thu, 7 Aug - Sat, 16 Aug

06:00 - 23:40BWI-PER

53h 40m2 stops

19:50 - 07:17PER-BWI

47h 27m2 stops

$2,357Air New Zealand

Find Deal

Thu, 1 May - Sat, 10 May

07:00 - 14:40IAD-PER

43h 40m3 stops

01:10 - 05:55PER-IAD

40h 45m2 stops

$2,657Singapore Airlines

Find Deal

Thu, 7 Aug - Fri, 15 Aug

07:00 - 14:40IAD-PER

43h 40m2 stops

01:10 - 05:55PER-IAD

40h 45m2 stops

$2,670Singapore Airlines

Find Deal

Thu, 7 Aug - Fri, 15 Aug

11:51 - 09:35BWI-PER

33h 44m2 stops

00:15 - 21:46PER-BWI

33h 31m2 stops

$2,772Cathay Pacific

Find Deal

Wed, 12 Mar - Tue, 18 Mar

11:40 - 22:40DCA-PER

47h 00m2 stops

00:10 - 09:29PER-DCA

45h 19m2 stops

$3,115Cathay Pacific

Find Deal

Tue, 8 Apr - Mon, 14 Apr

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

Our best Qantas Airways deals on Washington, D.C. to Perth flight tickets

Qantas Airways

17 Mar

IAD17:20Washington, D.C. Dulles Intl

36h 00m

2 stops

PER17:20Perth

7 Apr

PER23:55Perth

34h 47m

2 stops

IAD22:42Washington, D.C. Dulles Intl

$1,880

Find similar

Qantas Airways

19 Apr

IAD17:13Washington, D.C. Dulles Intl

35h 52m

2 stops

PER17:05Perth

11 May

PER06:20Perth

28h 35m

2 stops

IAD22:55Washington, D.C. Dulles Intl

$1,885

Find similar

Qantas Airways

19 Apr

IAD17:13Washington, D.C. Dulles Intl

35h 52m

2 stops

PER17:05Perth

9 May

PER06:20Perth

28h 35m

2 stops

IAD22:55Washington, D.C. Dulles Intl

$1,890

Find similar

American Airlines flights from Washington, D.C. to Perth

Our best American Airlines deals on Washington, D.C. to Perth flight tickets

American Airlines

17 Mar

IAD17:20Washington, D.C. Dulles Intl

33h 05m

2 stops

PER14:25Perth

7 Apr

PER23:50Perth

34h 52m

2 stops

IAD22:42Washington, D.C. Dulles Intl

$2,142

Find similar

American Airlines

16 July

DCA17:20Washington, D.C. Reagan-National

31h 00m

2 stops

PER12:20Perth

30 July

PER23:55Perth

28h 34m

2 stops

DCA16:29Washington, D.C. Reagan-National

$2,154

Find similar

American Airlines

1 May

IAD17:13Washington, D.C. Dulles Intl

32h 22m

2 stops

PER13:35Perth

10 May

PER23:55Perth

28h 22m

2 stops

IAD16:17Washington, D.C. Dulles Intl

$2,164

Find similar

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Washington, D.C. and Perth?

What is the cheapest month to fly to Perth?

The month of January is, on average, the cheapest month to fly to Perth from Washington, D.C., with most prices found around $2,004. If you’re not able to fly to Perth in January, then March is your next best option. Flight prices from Washington, D.C. to Perth during March average around $2,109.

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

The cheapest day to depart from Washington, D.C. to Perth is on a Monday. Travellers who choose to depart for Perth on a Monday will often find tickets for as low as $0. The most expensive day to fly to Perth is Friday, with ticket prices averaging around $3,063.

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

In the morning is the cheapest time of day to fly from Washington, D.C. to Perth when you can find flight prices for as low as $0. Flying to Perth in the morning is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive, with an average ticket price of $2,540.

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

Best price found	$990
Fastest flight time	25h 45m
Direct flights	None
Airports in Perth	1 airport

The best one-way flight to Perth from Washington, D.C. in the past 72 hours is $990. The best return flight deal from Washington, D.C. to Perth found on momondo in the last 72 hours is $1,816.

The fastest flight from Washington, D.C. to Perth takes 25h 45m

There are no direct flights from Washington, D.C. to Perth. Popular non-direct routes for this connection are Baltimore/Washington Airport - Perth Airport, Washington, D.C. Dulles Intl Airport - Perth Airport and Washington, D.C. Reagan-National Airport - Perth Airport.

There is 1 airport near Perth: Perth (PER)

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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 25h 45m.
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.

Mandurah

Fremantle

Rottnest Island

Scarborough

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.