How does KAYAK find such low prices on flights from Washington to Perth?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Perth. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Perth?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Perth from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to Perth?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Perth with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Perth?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Perth from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$1,658 CHEAP FLIGHTS from Washington to Perth

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Flight Deals

Cheap Flights from Washington to Perth

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Washington to Perth that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent return flight deals from Washington to Perth

Thu, 30 Oct - Thu, 6 Nov

12:00 - 08:50SEA-PER

29h 50m2 stops

23:35 - 07:10PER-SEA

23h 35m1 stop

$1,658

Find Deal

Thu, 13 Nov - Wed, 26 Nov

08:45 - 23:55SEA-PER

23h 10m1 stop

13:50 - 07:10PER-SEA

33h 20m1 stop

$1,673Singapore Airlines

Find Deal

Wed, 29 Oct - Thu, 6 Nov

01:10 - 08:50SEA-PER

40h 40m2 stops

23:35 - 07:10PER-SEA

23h 35m1 stop

$1,766

Find Deal

Thu, 30 Oct - Thu, 6 Nov

20:00 - 20:10SEA-PER

33h 10m2 stops

22:30 - 09:31PER-SEA

27h 01m2 stops

$1,804Air Canada

Find Deal

Tue, 30 Sep - Tue, 21 Oct

17:59 - 13:35SEA-PER

28h 36m2 stops

08:30 - 20:25PER-SEA

26h 55m2 stops

$1,895Qantas Airways

Find Deal

Thu, 23 Oct - Tue, 11 Nov

16:30 - 18:40SEA-PER

35h 10m1 stop

22:45 - 11:40PER-SEA

28h 55m1 stop

$1,924Qatar Airways

Find Deal

Thu, 23 Oct - Tue, 11 Nov

16:30 - 18:40SEA-PER

35h 10m1 stop

22:45 - 11:40PER-SEA

28h 55m1 stop

$1,937Qatar Airways

Find Deal

Thu, 13 Nov - Wed, 26 Nov

06:20 - 18:00SEA-PER

43h 40m2 stops

08:00 - 20:23PER-SEA

28h 23m2 stops

$1,964Qantas Airways

Find Deal

Thu, 13 Nov - Tue, 25 Nov

06:20 - 06:55SEA-PER

32h 35m2 stops

00:15 - 18:11PER-SEA

33h 56m2 stops

$2,089Cathay Pacific

Find Deal

Thu, 23 Oct - Wed, 12 Nov

18:59 - 06:55SEA-PER

44h 56m2 stops

00:15 - 22:24PER-SEA

38h 09m2 stops

$2,115Cathay Pacific

Find Deal

Cheapest return fare

$1,658

Overall average: $2,205

Multi-carrier

Thu 30/10Thu 6/11

SEA - PER • 2 stops

Cheapest one-way flight

Multiple Airlines

Mon 15/9

SYD - PER • multi-stop

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Perth!

Useful Info

Low season	August
High season	December
Cheapest flight	$1,658

Best time to beat the crowds (9% less expensive on average)

Most popular time to fly (13% more expensive on average)

Flight from Seattle to Perth

How does KAYAK find such low prices on flights from Washington to Perth?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Perth.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Perth?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Perth from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Perth?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Perth with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Perth?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Perth from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Mandurah

Fremantle

Rottnest Island

Scarborough

Waikiki

Everything you need to know for your flight to Perth

Airports

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Complete your trip

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Perth

Perth (PER)

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.

$1,658 Find Cheap Flights from Washington to Perth

KAYAK searches hundreds of travel sites at once for deals on flights to Perth

Cheap Flights from Washington to Perth

Recent return flight deals from Washington to Perth

Recent one-way flight deals from Washington to Perth

Recent last minute flight deals from Washington to Perth

Everything you should know

Good to know

FAQs for booking flights from Washington to Perth

How does KAYAK find such low prices on flights from Washington to Perth?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Perth.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Perth?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Perth from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Perth?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Perth with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Perth?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Perth from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Travelling to a place near Perth?

Everything you need to know for your flight to Perth

Information on the airport you'll fly into in Perth

Cabin class types available on flights to Washington

Complete your trip to Perth with a hotel stay or car hire

Flights to other popular destinations

Flights from domestic origins to Perth

Choose which airport to fly into in PerthPerth

Find deals for your return flight