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.

$723 CHEAP FLIGHTS from Washington to Perth

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Flight Deals

Cheap Flights from Washington to Perth

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

Return

One-way

Last minute

Recent return flight deals from Washington to Perth

Sat, 20 Mar - Fri, 16 Apr

15:15 - 15:55SEA Seattle/Tacoma Intl-PER Perth

33h 40m2 stops Vancouver Intl Brisbane

22:40 - 09:18PER Perth-SEA Seattle/Tacoma Intl

25h 38m2 stops Brisbane Vancouver Intl

$1,648Air Canada

Mon, 12 Apr - Mon, 3 May

11:45 - 06:50SEA Seattle/Tacoma Intl-PER Perth

28h 05m1 stop Hong Kong Intl

08:30 - 19:35PER Perth-SEA Seattle/Tacoma Intl

26h 05m1 stop Manila Ninoy Aquino Intl

$1,747Multiple Airlines

Mon, 16 Nov - Mon, 30 Nov

21:30 - 07:20SEA Seattle/Tacoma Intl-PER Perth

41h 50m1 stop Manila Ninoy Aquino Intl

08:35 - 18:45PER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

$1,765Philippine Airlines

Sun, 8 Nov - Thu, 12 Nov

00:10 - 03:40SEA Seattle/Tacoma Intl-PER Perth

35h 30m3 stops Incheon Intl Jakarta Soekarno-Hatta Intl Kuala Lumpur Intl

08:35 - 18:45PER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

$1,765Multiple Airlines

Sat, 20 Mar - Fri, 16 Apr

09:40 - 12:35SEA Seattle/Tacoma Intl-PER Perth

35h 55m1 stop Singapore Changi

13:45 - 08:45PER Perth-SEA Seattle/Tacoma Intl

34h 00m1 stop Singapore Changi

$1,789Singapore Airlines

Sat, 20 Mar - Fri, 16 Apr

09:40 - 12:35SEA Seattle/Tacoma Intl-PER Perth

35h 55m1 stop Singapore Changi

13:45 - 08:45PER Perth-SEA Seattle/Tacoma Intl

34h 00m1 stop Singapore Changi

$1,800Singapore Airlines

Sun, 8 Nov - Thu, 12 Nov

00:10 - 23:35SEA Seattle/Tacoma Intl-PER Perth

31h 25m2 stops Incheon Intl Jakarta Soekarno-Hatta Intl

08:35 - 18:45PER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

$1,851Multiple Airlines

Wed, 9 Dec - Wed, 30 Dec

09:01 - 16:50SEA Seattle/Tacoma Intl-PER Perth

39h 49m2 stops San Francisco Auckland Intl

07:20 - 23:18PER Perth-SEA Seattle/Tacoma Intl

31h 58m2 stops Adelaide San Francisco

$2,255United Airlines

Wed, 9 Dec - Wed, 16 Dec

19:30 - 16:50SEA Seattle/Tacoma Intl-PER Perth

29h 20m2 stops San Francisco Auckland Intl

23:30 - 14:22PER Perth-SEA Seattle/Tacoma Intl

30h 52m2 stops Brisbane San Francisco

$2,330United Airlines

Mon, 12 Apr - Mon, 3 May

18:51 - 11:40SEA Seattle/Tacoma Intl-PER Perth

25h 49m2 stops Los Angeles Melbourne

15:30 - 21:12PER Perth-SEA Seattle/Tacoma Intl

44h 42m3 stops Sydney Kingsford Smith Los Angeles Denver Intl

$2,500United Airlines

Recent last minute flight deals from Washington to Perth

Mon, 2 Nov - Mon, 16 Nov

21:30 - 07:20SEA Seattle/Tacoma Intl-PER Perth

41h 50m1 stop Manila Ninoy Aquino Intl

08:40 - 18:45PER Perth-SEA Seattle/Tacoma Intl

26h 05m1 stop Manila Ninoy Aquino Intl

$1,557Philippine Airlines

Mon, 2 Nov - Mon, 16 Nov

21:30 - 07:20SEA Seattle/Tacoma Intl-PER Perth

41h 50m1 stop Manila Ninoy Aquino Intl

08:35 - 18:45PER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

$1,563Philippine Airlines

Mon, 2 Nov - Mon, 9 Nov

21:30 - 07:20SEA Seattle/Tacoma Intl-PER Perth

41h 50m1 stop Manila Ninoy Aquino Intl

08:35 - 18:45PER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

$1,648Philippine Airlines

Mon, 2 Nov - Mon, 16 Nov

16:59 - 22:55SEA Seattle/Tacoma Intl-PER Perth

37h 56m2 stops Los Angeles Hong Kong Intl

08:35 - 18:45PER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

$1,789Multiple Airlines

Mon, 2 Nov - Mon, 16 Nov

11:43 - 22:55SEA Seattle/Tacoma Intl-PER Perth

43h 12m2 stops San Francisco Hong Kong Intl

08:40 - 18:45PER Perth-SEA Seattle/Tacoma Intl

26h 05m1 stop Manila Ninoy Aquino Intl

$1,796Multiple Airlines

Mon, 2 Nov - Mon, 9 Nov

21:39 - 22:55SEA Seattle/Tacoma Intl-PER Perth

57h 16m2 stops Vancouver Intl Hong Kong Intl

08:30 - 08:45PER Perth-SEA Seattle/Tacoma Intl

40h 15m1 stop Hong Kong Intl

$1,823Multiple Airlines

Mon, 2 Nov - Sun, 15 Nov

16:59 - 22:55SEA Seattle/Tacoma Intl-PER Perth

37h 56m2 stops Los Angeles Hong Kong Intl

00:25 - 14:12PER Perth-SEA Seattle/Tacoma Intl

29h 47m2 stops Hong Kong Intl Los Angeles

$1,921Multiple Airlines

Mon, 2 Nov - Mon, 16 Nov

18:33 - 22:55SEA Seattle/Tacoma Intl-PER Perth

36h 22m2 stops San Francisco Hong Kong Intl

08:30 - 21:12PER Perth-SEA Seattle/Tacoma Intl

28h 42m2 stops Hong Kong Intl Los Angeles

$1,922Multiple Airlines

Mon, 2 Nov - Mon, 9 Nov

16:59 - 22:55SEA Seattle/Tacoma Intl-PER Perth

37h 56m2 stops Los Angeles Hong Kong Intl

08:30 - 23:42PER Perth-SEA Seattle/Tacoma Intl

31h 12m2 stops Hong Kong Intl Los Angeles

$1,924Multiple Airlines

Mon, 2 Nov - Mon, 16 Nov

16:59 - 22:55SEA Seattle/Tacoma Intl-PER Perth

37h 56m2 stops Los Angeles Hong Kong Intl

22:40 - 18:33PER Perth-SEA Seattle/Tacoma Intl

35h 53m3 stops Sydney Kingsford Smith Nadi Los Angeles

$2,130Multiple Airlines

Useful Info

Low season	June
High season	October
Cheapest flight	$723

Best time to beat the crowds (18% less expensive on average)

Most popular time to fly and prices are also 15% lower 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.