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 31h 17m 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 20m.

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

Qantas Airways, Qatar Airways, and Singapore Airlines are the most popular carriers operating from Washington, D.C. to Perth

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.

$1,637 Cheap Flights from Washington, D.C. to Perth in 2025

1 adult

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

Round-trip

One-way

Last minute

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Washington, D.C. to Perth.

13:30 - 04:30IAD-PER

51h 00m2 stops

05:10 - 11:45PER-IAD

42h 35m2 stops

$2,236

Find Deal

Tue, 3 Jun - Tue, 10 Jun

22:16 - 16:00IAD-PER

53h 44m2 stops

08:05 - 06:56PER-IAD

34h 51m2 stops

$2,601Air New Zealand

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Sun, 10 Aug - Sun, 19 Oct

22:20 - 07:45IAD-PER

45h 25m2 stops

16:20 - 14:35PER-IAD

34h 15m2 stops

$2,739

Find Deal

Mon, 26 May - Mon, 9 Jun

20:45 - 05:10IAD-PER

44h 25m2 stops

01:10 - 16:15PER-IAD

51h 05m2 stops

$2,760SWISS

Find Deal

Sun, 10 Aug - Sat, 18 Oct

22:05 - 00:30IAD-PER

62h 25m2 stops

16:45 - 16:10PER-IAD

59h 25m2 stops

$2,763Etihad Airways

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Thu, 1 May - Thu, 22 May

17:25 - 15:05IAD-PER

57h 40m2 stops

16:20 - 14:35PER-IAD

34h 15m2 stops

$2,774Austrian Airlines

Find Deal

Sun, 1 Jun - Sun, 15 Jun

18:44 - 17:05IAD-PER

34h 21m2 stops

10:30 - 06:50PER-IAD

32h 20m2 stops

$2,852Qantas Airways

Find Deal

Sun, 6 Jul - Thu, 7 Aug

17:07 - 11:15IAD-PER

30h 08m2 stops

16:25 - 17:35PER-IAD

37h 10m2 stops

$3,086Qantas Airways

Find Deal

Tue, 3 Jun - Tue, 10 Jun

22:05 - 05:50IAD-PER

43h 45m2 stops

17:20 - 16:10PER-IAD

58h 50m2 stops

$11,745Etihad Airways

Find Deal

Wed, 18 Jun - Sun, 29 Jun

20:45 - 14:40IAD-PER

29h 55m2 stops

01:10 - 16:15PER-IAD

51h 05m2 stops

$32,310SWISS

Find Deal

Mon, 7 Jul - Wed, 6 Aug

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

10 Aug

IAD22:16Washington, D.C. Dulles Intl

53h 44m

2 stops

PER16:00Perth

19 Oct

PER08:05Perth

34h 51m

2 stops

IAD06:56Washington, D.C. Dulles Intl

$2,601

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Air New Zealand

7 July

IAD17:45Washington, D.C. Dulles Intl

33h 40m

2 stops

PER15:25Perth

7 Aug

PER19:50Perth

41h 10m

2 stops

IAD01:00Washington, D.C. Dulles Intl

$3,066

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Air New Zealand

16 July

IAD22:16Washington, D.C. Dulles Intl

51h 19m

2 stops

PER13:35Perth

30 July

PER19:50Perth

38h 28m

2 stops

IAD22:18Washington, D.C. Dulles Intl

$3,174

Find similar

SWISS flights from Washington, D.C. to Perth

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

SWISS

10 Aug

IAD20:45Washington, D.C. Dulles Intl

44h 25m

2 stops

PER05:10Perth

18 Oct

PER01:10Perth

51h 05m

2 stops

IAD16:15Washington, D.C. Dulles Intl

$2,760

Find similar

SWISS

7 July

IAD20:45Washington, D.C. Dulles Intl

29h 55m

2 stops

PER14:40Perth

6 Aug

PER01:10Perth

51h 05m

2 stops

IAD16:15Washington, D.C. Dulles Intl

$32,310

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 cheapest month to fly to Perth?

The month of March is, on average, the cheapest month to fly to Perth from Washington, D.C., with most prices found around $1,916. If you’re not able to fly to Perth in March, then January is your next best option. Flight prices from Washington, D.C. to Perth during January average around $2,006.

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 $3,066.

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 $2,542.

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	$1,637
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 $1,637. The best return flight deal from Washington, D.C. to Perth found on momondo in the last 72 hours is $2,236.

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.

Fremantle

Mandurah

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.