How long does it take to fly to Perth?

Average flight duration from State of Washington to Perth depends on which airport you fly into and out of. Flying from Seattle to Perth is 29h 28m on average, while flying from Spokane to Perth is 44h 31m on average. Perth is the most popular airport in Perth.

When did momondo last update prices for flights from Washington to Perth Airport?

Prices for flights from Washington to Perth Airport are updated daily.

How many operators does momondo search for flights from Washington to Perth Airport?

As of November 2026, there are 2 operators available to choose from for flights from Washington to Perth Airport.

How old do you have to be to fly from Washington to Perth Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Perth Airport.

What documentation or ID do you need to fly to Perth Airport?

The travel and health documents you'll need for your trip to Perth Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Perth Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$522 Cheap Flights from Washington to Perth in 2026/27

Find the cheapest flights from Washington to Perth

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:40 am - 12:05 amSEA Seattle/Tacoma Intl-PER Perth

47h 25m1 stop Singapore Changi

1:20 am - 8:05 amPER Perth-SEA Seattle/Tacoma Intl

21h 45m1 stop Singapore Changi

$1,153Singapore Airlines

Wed, Mar 3 - Tue, Mar 16

9:30 pm - 7:20 amSEA Seattle/Tacoma Intl-PER Perth

41h 50m1 stop Manila Ninoy Aquino Intl

8:40 am - 7:45 pmPER Perth-SEA Seattle/Tacoma Intl

26h 05m1 stop Manila Ninoy Aquino Intl

$1,173Philippine Airlines

Wed, Mar 3 - Thu, Mar 18

10:25 am - 9:45 pmSEA Seattle/Tacoma Intl-PER Perth

43h 20m2 stops Hong Kong Intl Denpasar Bali Ngurah Rai

7:25 am - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

41h 20m2 stops Denpasar Bali Ngurah Rai Hong Kong Intl

$1,180Multiple Airlines

Tue, Feb 9 - Wed, Feb 17

10:15 am - 12:30 pmSEA Seattle/Tacoma Intl-PER Perth

59h 15m1 stop Singapore Changi

4:55 pm - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

30h 50m1 stop Singapore Changi

$1,189Singapore Airlines

Sun, May 2 - Wed, May 5

9:30 pm - 7:20 amSEA Seattle/Tacoma Intl-PER Perth

41h 50m1 stop Manila Ninoy Aquino Intl

8:40 am - 7:45 pmPER Perth-SEA Seattle/Tacoma Intl

26h 05m1 stop Manila Ninoy Aquino Intl

$1,210Philippine Airlines

Wed, Mar 3 - Mon, Mar 15

10:15 am - 11:55 pmSEA Seattle/Tacoma Intl-PER Perth

46h 40m1 stop Singapore Changi

1:10 am - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

22h 35m1 stop Singapore Changi

$1,233Singapore Airlines

Sun, May 2 - Wed, May 5

8:40 am - 12:05 amSEA Seattle/Tacoma Intl-PER Perth

23h 25m1 stop Singapore Changi

1:20 am - 7:05 amPER Perth-SEA Seattle/Tacoma Intl

21h 45m1 stop Singapore Changi

$1,234Singapore Airlines

Tue, Feb 9 - Tue, Feb 23

3:50 pm - 6:45 pmSEA Seattle/Tacoma Intl-PER Perth

34h 55m1 stop Doha Hamad Intl

10:45 pm - 11:40 amPER Perth-SEA Seattle/Tacoma Intl

28h 55m1 stop Doha Hamad Intl

$1,330Qatar Airways

Mon, Feb 8 - Tue, Feb 23

3:50 pm - 12:20 pmSEA Seattle/Tacoma Intl-PER Perth

28h 30m1 stop Doha Hamad Intl

10:45 pm - 11:40 amPER Perth-SEA Seattle/Tacoma Intl

28h 55m1 stop Doha Hamad Intl

$1,332Qatar Airways

Sun, Jan 31 - Tue, Feb 23

3:50 pm - 12:20 pmSEA Seattle/Tacoma Intl-PER Perth

28h 30m1 stop Doha Hamad Intl

4:05 pm - 11:40 amPER Perth-SEA Seattle/Tacoma Intl

35h 35m1 stop Doha Hamad Intl

$1,333Qatar Airways

Sun, Jan 31 - Thu, Feb 25

Cheap last minute flights

Enter your travel dates to find the best prices.

10:25 am - 10:55 pmSEA Seattle/Tacoma Intl-PER Perth

44h 30m1 stop Hong Kong Intl

12:25 am - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

24h 20m1 stop Hong Kong Intl

$1,314Cathay Pacific

Tue, Nov 10 - Mon, Nov 16

3:51 pm - 10:55 pmSEA Seattle/Tacoma Intl-PER Perth

39h 04m2 stops Vancouver Intl Hong Kong Intl

12:25 am - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

24h 20m1 stop Hong Kong Intl

$1,320Multiple Airlines

Tue, Nov 10 - Mon, Nov 16

10:25 am - 10:55 pmSEA Seattle/Tacoma Intl-PER Perth

44h 30m1 stop Hong Kong Intl

8:30 am - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

40h 15m1 stop Hong Kong Intl

$1,339Cathay Pacific

Tue, Nov 10 - Sun, Nov 15

4:59 pm - 10:55 pmSEA Seattle/Tacoma Intl-PER Perth

37h 56m2 stops Los Angeles Hong Kong Intl

12:25 am - 4:11 pmPER Perth-SEA Seattle/Tacoma Intl

31h 46m2 stops Hong Kong Intl Los Angeles

$1,354Multiple Airlines

Tue, Nov 10 - Mon, Nov 16

3:51 pm - 10:55 pmSEA Seattle/Tacoma Intl-PER Perth

63h 04m2 stops Vancouver Intl Hong Kong Intl

12:25 am - 6:41 pmPER Perth-SEA Seattle/Tacoma Intl

58h 16m2 stops Hong Kong Intl Vancouver Intl

$1,392Cathay Pacific

Tue, Nov 10 - Sat, Nov 14

10:25 am - 10:55 pmSEA Seattle/Tacoma Intl-PER Perth

44h 30m1 stop Hong Kong Intl

12:25 am - 7:07 amPER Perth-SEA Seattle/Tacoma Intl

46h 42m2 stops Hong Kong Intl Vancouver Intl

$1,406Cathay Pacific

Tue, Nov 10 - Sat, Nov 14

12:10 am - 3:40 amSEA Seattle/Tacoma Intl-PER Perth

35h 30m3 stops Taipei City Taiwan Taoyuan Intl Da Nang Kuala Lumpur Intl

8:50 pm - 7:05 amPER Perth-SEA Seattle/Tacoma Intl

26h 15m2 stops Kuala Lumpur Intl Singapore Changi

$1,520Multiple Airlines

Mon, Nov 9 - Tue, Nov 17

12:10 am - 3:40 amSEA Seattle/Tacoma Intl-PER Perth

35h 30m3 stops Taipei City Taiwan Taoyuan Intl Da Nang Kuala Lumpur Intl

2:30 am - 6:10 pmPER Perth-SEA Seattle/Tacoma Intl

31h 40m3 stops Kuala Lumpur Intl Ho Chi Minh City Taipei City Taiwan Taoyuan Intl

$1,654Multiple Airlines

Mon, Nov 9 - Mon, Nov 16

9:39 pm - 10:55 pmSEA Seattle/Tacoma Intl-PER Perth

57h 16m2 stops Vancouver Intl Hong Kong Intl

11:10 pm - 6:10 pmPER Perth-SEA Seattle/Tacoma Intl

35h 00m3 stops Kuala Lumpur Intl Singapore Changi Taipei City Taiwan Taoyuan Intl

$1,654Multiple Airlines

Tue, Nov 10 - Sun, Nov 15

12:10 am - 3:40 amSEA Seattle/Tacoma Intl-PER Perth

35h 30m3 stops Taipei City Taiwan Taoyuan Intl Da Nang Kuala Lumpur Intl

11:10 pm - 6:10 pmPER Perth-SEA Seattle/Tacoma Intl

35h 00m3 stops Kuala Lumpur Intl Singapore Changi Taipei City Taiwan Taoyuan Intl

$1,748Multiple Airlines

Mon, Nov 9 - Sun, Nov 15

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Singapore Airlines flights from State of Washington to Perth

Our best Singapore Airlines deals on State of Washington to Perth flight tickets

Singapore Airlines

Mar 3

SEA8:40 amSeattle/Tacoma Intl

47h 25m

1 stop

PER12:05 amPerth

Mar 16

PER1:20 amPerth

21h 45m

1 stop

SEA8:05 amSeattle/Tacoma Intl

$1,153

Singapore Airlines

May 2

SEA10:15 amSeattle/Tacoma Intl

59h 15m

1 stop

PER12:30 pmPerth

May 5

PER4:55 pmPerth

30h 50m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$1,189

Singapore Airlines

May 2

SEA10:15 amSeattle/Tacoma Intl

46h 40m

1 stop

PER11:55 pmPerth

May 5

PER1:10 amPerth

22h 35m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$1,233

Philippine Airlines flights from State of Washington to Perth

Our best Philippine Airlines deals on State of Washington to Perth flight tickets

Philippine Airlines

Mar 3

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

Mar 18

PER8:40 amPerth

26h 05m

1 stop

SEA7:45 pmSeattle/Tacoma Intl

$1,173

Philippine Airlines

Mar 1

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

Mar 15

PER8:40 amPerth

26h 05m

1 stop

SEA7:45 pmSeattle/Tacoma Intl

$1,210

Philippine Airlines

Mar 5

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

Mar 18

PER8:40 amPerth

26h 05m

1 stop

SEA7:45 pmSeattle/Tacoma Intl

$1,240

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Wed 3/3

8:40 am-12:05 am

1 stop47h 25m

Perth

Tue 3/16

1:20 am-8:05 am

1 stop21h 45m

$1,153

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Wed 3/3

9:30 pm-7:20 am

1 stop41h 50m

Perth

Thu 3/18

8:40 am-7:45 pm

1 stop26h 05m

$1,173

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Tue 2/9

10:25 am-9:45 pm

2 stops43h 20m

Perth

Wed 2/17

7:25 am-8:45 am

2 stops41h 20m

$1,180

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Sun 5/2

10:15 am-12:30 pm

1 stop59h 15m

Perth

Wed 5/5

4:55 pm-8:45 am

1 stop30h 50m

$1,189

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Wed 3/3

9:30 pm-7:20 am

1 stop41h 50m

Perth

Mon 3/15

8:40 am-7:45 pm

1 stop26h 05m

$1,210

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Sun 5/2

10:15 am-11:55 pm

1 stop46h 40m

Perth

Wed 5/5

1:10 am-8:45 am

1 stop22h 35m

$1,233

Quickest round-trip

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Tue 2/9

8:40 am-12:05 am

1 stop23h 25m

Perth

Tue 2/23

1:20 am-7:05 am

1 stop21h 45m

$1,234

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Mon 2/8

3:50 pm-6:45 pm

1 stop34h 55m

Perth

Tue 2/23

10:45 pm-11:40 am

1 stop28h 55m

$1,330

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Sun 1/31

3:50 pm-12:20 pm

1 stop28h 30m

Perth

Tue 2/23

10:45 pm-11:40 am

1 stop28h 55m

$1,332

SeattlePerth

SEA Seattle/Tacoma Intl - PER Perth

SEAPER

Seattle/Tacoma Intl

Sun 1/31

3:50 pm-12:20 pm

1 stop28h 30m

Perth

Thu 2/25

4:05 pm-11:40 am

1 stop35h 35m

$1,333

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington 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

Other information

What is the cheapest month to fly to Perth?

In general, July is the cheapest month to fly from State of Washington to Perth. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit Perth during the month of July, then departing from State of Washington during the month February is also very affordable. Most momondo users find prices during this month for around $0.

Can stopping save me money on State of Washington to Perth flights?

You could potentially save up to 9% on your flight if you consider stops on a State of Washington to Perth flight.

Cheap State of Washington to Perth flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Perth

Best Price Found	$522
Fastest flight time	25h 40m
Direct flights	None

The best one-way flight to Perth from State of Washington in the past 72 hours is $522. The best round-trip flight deal from State of Washington to Perth found on momondo in the last 72 hours is $1,153.

The fastest flight from State of Washington to Perth takes 25h 40m

There are no direct flights from State of Washington to Perth. There are no popular flight routes from State of Washington to Perth.

Search flight deals

Frequently asked questions about flying from Washington to Perth

When did momondo last update prices for flights from Washington to Perth Airport?
Prices for flights from Washington to Perth Airport are updated daily.
How many operators does momondo search for flights from Washington to Perth Airport?
As of November 2026, there are 2 operators available to choose from for flights from Washington to Perth Airport.
How old do you have to be to fly from Washington to Perth Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Perth Airport.
What documentation or ID do you need to fly to Perth Airport?
The travel and health documents you'll need for your trip to Perth Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Perth Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Perth

Compare and see reviews for airlines that fly from State of Washington to Perth with momondo

Airline	Rating	Free Cancellation	Price
Singapore Airlines	PriceFrom $1,232	Free Cancellation	Rating 8.2 1,632 reviews		Search Singapore Airlines flights
Qatar Airways	PriceFrom $1,240	Free Cancellation	Rating 7.4 3,707 reviews		Search Qatar Airways flights

Mandurah

Rottnest Island

Fremantle

Scarborough

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Perth?

Finding the right flight to Perth from Washington 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 to Perth with flexible booking policies on momondo?

All flight searches from Washington to Perth on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington to Perth?

momondo helps you find the best flight between Washington and Perth by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington to Perth right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Perth from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.