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 round-trip 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>

$545 CHEAP FLIGHTS from Washington to Perth

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Cheap Flights from Washington to Perth

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip 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 round-trip flight deals from Washington to Perth

Wed, Sep 17 - Thu, Oct 2

11:35 pm - 8:40 pmSEA-PER

30h 05m2 stops

9:55 pm - 7:15 pmPER-SEA

36h 20m2 stops

$1,113

Find Deal

Mon, Oct 13 - Tue, Nov 18

1:10 am - 4:55 amSEA-PER

36h 45m2 stops

7:05 am - 6:15 pmPER-SEA

27h 10m2 stops

$1,116

Find Deal

Tue, Jul 29 - Thu, Aug 21

5:15 pm - 1:35 pmSEA-PER

29h 20m2 stops

10:30 am - 8:24 pmPER-SEA

24h 54m2 stops

$1,211Qantas Airways

Find Deal

Sat, Oct 25 - Sun, Nov 9

7:20 am - 12:25 pmSEA-PER

38h 05m2 stops

3:20 pm - 6:44 pmPER-SEA

43h 24m2 stops

$1,246Qantas Airways

Find Deal

Tue, Sep 16 - Wed, Oct 1

10:15 am - 5:10 amSEA-PER

27h 55m1 stop

1:10 am - 8:45 amPER-SEA

22h 35m1 stop

$1,332Singapore Airlines

Find Deal

Sun, Aug 3 - Sun, Aug 10

2:30 pm - 11:15 amSEA-PER

29h 45m2 stops

11:55 pm - 2:01 pmPER-SEA

29h 06m2 stops

$1,359American Airlines

Find Deal

Sat, Oct 25 - Sat, Nov 8

10:15 am - 12:35 pmSEA-PER

35h 20m1 stop

1:10 am - 7:10 amPER-SEA

22h 00m1 stop

$1,370Singapore Airlines

Find Deal

Sat, Oct 25 - Sat, Nov 8

8:42 am - 6:55 amSEA-PER

55h 13m2 stops

12:15 am - 6:37 pmPER-SEA

58h 22m2 stops

$1,439Cathay Pacific

Find Deal

Sun, Sep 14 - Wed, Oct 1

7:59 pm - 10:40 pmSEA-PER

35h 41m2 stops

12:10 am - 10:59 pmPER-SEA

37h 49m2 stops

$1,541Cathay Pacific

Find Deal

Mon, Nov 24 - Tue, Mar 31

12:30 pm - 12:00 pmPDX-PER

31h 30m2 stops

10:30 am - 10:36 pmPER-PDX

27h 06m2 stops

$1,549American Airlines

Find Deal

Useful Info

Low season	April
High season	December
Cheapest flight	$545

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly with an average 27% increase in price.

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 round-trip 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.

Fremantle

Waikiki

Everything you need to know for your flight to Perth

Airports

Cabin class

Complete your trip

Direct Flights

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 rentals and package deals with KAYAK.

PER

$545 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 round-trip flight deals from Washington to Perth

Recent one-way flight deals from Washington to Perth

Recent last minute flight deals from Washington to Perth

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 round-trip 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.

Traveling 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 rental

Find direct flights for Perth

Flights to other popular destinations

Flights from domestic origins to Perth

Choose which airport to fly into in Perth

Find deals for your return flight