What is the cheapest airline that flies from Perth to Seattle/Tacoma Intl?

Qantas Airways is the most popular carrier operating from Perth to Seattle/Tacoma Intl

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.

$707 Cheap Flights from Perth to Seattle in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $1,317 to $1,497. The lowest price recently found on this route was $1,208.

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.

8:35 am - 6:30 pm

PER

SEA

25h 55m

1 stop

9:30 pm - 7:20 am

SEA

PER

41h 50m

1 stop

$1,208Philippine Airlines

Thu, Nov 5 - Mon, Nov 9

8:35 am - 6:30 pm

PER

SEA

25h 55m

1 stop

9:30 pm - 7:20 am

SEA

PER

41h 50m

1 stop

$1,209Philippine Airlines

Thu, Nov 5 - Mon, Nov 9

8:35 am - 6:30 pm

PER

SEA

25h 55m

1 stop

9:30 pm - 7:20 am

SEA

PER

41h 50m

1 stop

$1,210Philippine Airlines

Thu, Nov 5 - Mon, Nov 9

8:35 am - 8:05 pm

PER

SEA

26h 30m

1 stop

11:10 pm - 7:15 am

SEA

PER

41h 05m

1 stop

$1,248Philippine Airlines

Thu, Aug 20 - Fri, Sep 4

8:35 am - 8:05 pm

PER

SEA

26h 30m

1 stop

11:10 pm - 7:15 am

SEA

PER

41h 05m

1 stop

$1,253Philippine Airlines

Thu, Aug 20 - Fri, Sep 4

8:35 am - 8:05 pm

PER

SEA

26h 30m

1 stop

11:10 pm - 7:15 am

SEA

PER

41h 05m

1 stop

$1,256Philippine Airlines

Thu, Aug 20 - Fri, Sep 4

10:55 pm - 11:00 am

PER

SEA

51h 05m

2 stops

10:15 am - 4:20 am

SEA

PER

27h 05m

1 stop

$1,278Multiple Airlines

Thu, Aug 27 - Fri, Sep 11

10:55 pm - 3:45 pm

PER

SEA

31h 50m

2 stops

10:15 am - 4:20 am

SEA

PER

27h 05m

1 stop

$1,282Multiple Airlines

Sun, Aug 23 - Sun, Aug 30

5:35 am - 4:35 pm

PER

SEA

26h 00m

2 stops

1:15 am - 4:20 am

SEA

PER

36h 05m

2 stops

$1,291Multiple Airlines

Sun, Aug 23 - Wed, Aug 26

5:35 am - 7:50 pm

PER

SEA

29h 15m

2 stops

2:10 am - 4:20 am

SEA

PER

35h 10m

2 stops

$1,347Multiple Airlines

Sun, Aug 23 - Wed, Aug 26

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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

$1,208

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

$1,209

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

$1,210

Qatar Airways flights from Perth to Seattle

Our best Qatar Airways deals on Perth to Seattle flight tickets

Qatar Airways

Nov 10

PER10:45 pmPerth

28h 55m

1 stop

SEA11:40 amSeattle/Tacoma Intl

Nov 14

SEA3:50 pmSeattle/Tacoma Intl

34h 55m

1 stop

PER6:45 pmPerth

$1,655

Qatar Airways

Nov 10

PER10:45 pmPerth

28h 55m

1 stop

SEA11:40 amSeattle/Tacoma Intl

Nov 14

SEA3:50 pmSeattle/Tacoma Intl

34h 55m

1 stop

PER6:45 pmPerth

$1,658

Qatar Airways

Aug 23

PER10:45 pmPerth

29h 00m

1 stop

SEA12:45 pmSeattle/Tacoma Intl

Aug 27

SEA4:25 pmSeattle/Tacoma Intl

35h 10m

1 stop

PER6:35 pmPerth

$1,983

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/5

8:35 am-6:30 pm

1 stop25h 55m

Seattle/Tacoma Intl

Mon 11/9

9:30 pm-7:20 am

1 stop41h 50m

$1,208

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/5

8:35 am-6:30 pm

1 stop25h 55m

Seattle/Tacoma Intl

Mon 11/9

9:30 pm-7:20 am

1 stop41h 50m

$1,209

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/5

8:35 am-6:30 pm

1 stop25h 55m

Seattle/Tacoma Intl

Mon 11/9

9:30 pm-7:20 am

1 stop41h 50m

$1,210

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 8/20

8:35 am-8:05 pm

1 stop26h 30m

Seattle/Tacoma Intl

Fri 9/4

11:10 pm-7:15 am

1 stop41h 05m

$1,248

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 8/20

8:35 am-8:05 pm

1 stop26h 30m

Seattle/Tacoma Intl

Fri 9/4

11:10 pm-7:15 am

1 stop41h 05m

$1,253

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 8/20

8:35 am-8:05 pm

1 stop26h 30m

Seattle/Tacoma Intl

Fri 9/4

11:10 pm-7:15 am

1 stop41h 05m

$1,256

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 8/27

10:55 pm-11:00 am

2 stops51h 05m

Seattle/Tacoma Intl

Fri 9/11

10:15 am-4:20 am

1 stop27h 05m

$1,278

Quickest round-trip

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 8/23

10:55 pm-3:45 pm

2 stops31h 50m

Seattle/Tacoma Intl

Sun 8/30

10:15 am-4:20 am

1 stop27h 05m

$1,282

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 8/23

5:35 am-4:35 pm

2 stops26h 00m

Seattle/Tacoma Intl

Wed 8/26

1:15 am-4:20 am

2 stops36h 05m

$1,291

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 8/23

5:35 am-7:50 pm

2 stops29h 15m

Seattle/Tacoma Intl

Wed 8/26

2:10 am-4:20 am

2 stops35h 10m

$1,347

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

Prices

Airlines

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

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 $939. 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.

How have Perth to Seattle flight prices changed over time?

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	25h 35m
Direct flights	None

The fastest flight from Perth to Seattle takes 25h 35m

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 25h 35m, 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

Lynnwood

Redmond

Kent

Lakewood

Puyallup

Tukwila

Federal Way

Cle Elum

Marysville

Fife

Centralia

Kirkland

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.