When did momondo last update prices for flights from Perth Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Perth Airport to Seattle/Tacoma Intl Airport were last updated today.

How old do you have to be to fly from Perth Airport to Seattle/Tacoma Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Perth Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$604 Cheap Flights from Perth to Seattle in 2026

Find the cheapest flights from Perth to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:30 pm - 10:05 am

PER

SEA

33h 35m

2 stops

10:50 am - 9:40 pm

SEA

PER

43h 50m

2 stops

$1,215Air Canada

Wed, Aug 12 - Tue, Sep 8

10:30 am - 10:39 pm

PER

SEA

27h 09m

3 stops

5:12 pm - 12:05 pm

SEA

PER

27h 53m

2 stops

$1,221Multiple Airlines

Tue, Sep 1 - Mon, Sep 7

10:30 am - 7:39 pm

PER

SEA

24h 09m

2 stops

5:12 pm - 12:05 pm

SEA

PER

27h 53m

2 stops

$1,221Multiple Airlines

Tue, Sep 1 - Mon, Sep 7

5:00 am - 9:35 pm

PER

SEA

32h 35m

2 stops

5:47 pm - 11:15 am

SEA

PER

49h 28m

2 stops

$1,250American Airlines

Thu, Nov 5 - Mon, Nov 9

10:40 pm - 10:05 am

PER

SEA

26h 25m

2 stops

7:15 pm - 2:40 pm

SEA

PER

28h 25m

2 stops

$1,254Multiple Airlines

Wed, Sep 16 - Wed, Sep 23

11:55 pm - 11:21 pm

PER

SEA

38h 26m

2 stops

5:22 pm - 3:25 pm

SEA

PER

31h 03m

2 stops

$1,256Qantas Airways

Sun, Aug 30 - Sun, Sep 6

10:00 am - 7:39 pm

PER

SEA

24h 39m

2 stops

5:12 pm - 12:05 pm

SEA

PER

27h 53m

2 stops

$1,263Multiple Airlines

Tue, Sep 1 - Mon, Sep 7

10:00 am - 10:39 pm

PER

SEA

27h 39m

3 stops

5:12 pm - 12:05 pm

SEA

PER

27h 53m

2 stops

$1,263Multiple Airlines

Tue, Sep 1 - Mon, Sep 7

10:35 am - 3:15 pm

PER

SEA

43h 40m

2 stops

10:15 am - 1:55 am

SEA

PER

24h 40m

1 stop

$1,267Multiple Airlines

Sat, Sep 5 - Fri, Sep 18

10:30 am - 7:39 pm

PER

SEA

24h 09m

2 stops

5:44 pm - 11:20 am

SEA

PER

26h 36m

2 stops

$1,269Multiple Airlines

Wed, Sep 2 - Fri, Sep 11

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Qantas Airways flights from Perth to Seattle

Our best Qantas Airways deals on Perth to Seattle flight tickets

Qantas Airways

Aug 30

PER11:55 pmPerth

38h 26m

2 stops

SEA11:21 pmSeattle/Tacoma Intl

Sep 6

SEA5:22 pmSeattle/Tacoma Intl

31h 03m

2 stops

PER3:25 pmPerth

$1,256

Qantas Airways

Sep 1

PER10:30 amPerth

27h 29m

2 stops

SEA10:59 pmSeattle/Tacoma Intl

Sep 29

SEA4:59 pmSeattle/Tacoma Intl

33h 01m

2 stops

PER5:00 pmPerth

$1,272

Qantas Airways

Sep 13

PER11:45 pmPerth

35h 03m

2 stops

SEA7:48 pmSeattle/Tacoma Intl

Sep 20

SEA5:02 pmSeattle/Tacoma Intl

28h 23m

2 stops

PER12:25 pmPerth

$1,273

Philippine Airlines flights from Perth to Seattle

Our best Philippine Airlines deals on Perth to Seattle flight tickets

Philippine Airlines

Nov 5

PER8:35 amPerth

25h 55m

1 stop

SEA6:30 pmSeattle/Tacoma Intl

Nov 9

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$1,372

Philippine Airlines

Nov 5

PER8:35 amPerth

25h 55m

1 stop

SEA6:30 pmSeattle/Tacoma Intl

Nov 9

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$1,379

Philippine Airlines

Nov 5

PER8:35 amPerth

25h 55m

1 stop

SEA6:30 pmSeattle/Tacoma Intl

Nov 9

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$1,380

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 8/12

3:30 pm-10:05 am

2 stops33h 35m

Seattle/Tacoma Intl

Tue 9/8

10:50 am-9:40 pm

2 stops43h 50m

$1,215

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 9/1

10:30 am-10:39 pm

3 stops27h 09m

Seattle/Tacoma Intl

Mon 9/7

5:12 pm-12:05 pm

2 stops27h 53m

$1,221

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 9/1

10:30 am-7:39 pm

2 stops24h 09m

Seattle/Tacoma Intl

Mon 9/7

5:12 pm-12:05 pm

2 stops27h 53m

$1,221

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/5

5:00 am-9:35 pm

2 stops32h 35m

Seattle/Tacoma Intl

Mon 11/9

5:47 pm-11:15 am

2 stops49h 28m

$1,250

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 9/16

10:40 pm-10:05 am

2 stops26h 25m

Seattle/Tacoma Intl

Wed 9/23

7:15 pm-2:40 pm

2 stops28h 25m

$1,254

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 8/30

11:55 pm-11:21 pm

2 stops38h 26m

Seattle/Tacoma Intl

Sun 9/6

5:22 pm-3:25 pm

2 stops31h 03m

$1,256

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 9/1

10:00 am-7:39 pm

2 stops24h 39m

Seattle/Tacoma Intl

Mon 9/7

5:12 pm-12:05 pm

2 stops27h 53m

$1,263

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 9/1

10:00 am-10:39 pm

3 stops27h 39m

Seattle/Tacoma Intl

Mon 9/7

5:12 pm-12:05 pm

2 stops27h 53m

$1,263

PerthSeattle

PER - SEA

PERSEA

Perth

Sat 9/5

10:35 am-3:15 pm

2 stops43h 40m

Seattle/Tacoma Intl

Fri 9/18

10:15 am-1:55 am

1 stop24h 40m

$1,267

Quickest round-trip

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 9/2

10:30 am-7:39 pm

2 stops24h 09m

Seattle/Tacoma Intl

Fri 9/11

5:44 pm-11:20 am

2 stops26h 36m

$1,269

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 Perth to Seattle

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

What is the typical price of a round-trip flight between Perth and Seattle?

Prices are currently typical for flights on this route.

Typical prices usually range from $1,066 to $1,483.
The lowest price recently found on this route was $1,215.

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from Perth to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,081. If you don’t want to visit Seattle in February, then you should wait until October to fly from Perth, when ticket prices are also cheap, with an average price of $1,152.

Can stopping save me money on Perth to Seattle flights?

You could potentially save up to 33% on your flight if you consider stops on a Perth to Seattle flight.

When to book flights from Perth to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Perth to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Perth to Seattle (PER to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Perth to Seattle

Fastest flight time	24h 39m
Direct flights	None

The fastest flight from Perth to Seattle takes 24h 39m

There are no direct flights from Perth to Seattle. There are no popular flight routes from Perth to Seattle.

Search flight deals

Frequently asked questions about flying from Perth to Seattle

How far is Perth to Seattle/Tacoma Intl by plane?
Perth and Seattle/Tacoma Intl are 9239.1 mi apart from one another. Flights usually cover this in 24h 39m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Perth Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Perth Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from Perth Airport to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Perth Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Kent

Lynnwood

Redmond

Lakewood

Puyallup

Tukwila

Federal Way

Fife

Cle Elum

Marysville

Kirkland

Centralia

Shoreline

Lacey

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Perth to Seattle for you.

Can I find flights from Perth to Seattle with flexible booking policies on momondo?

Flights from Perth to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Perth and Seattle 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 Perth to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Perth to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.