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

Philippine Airlines and United Airlines are the most popular carriers 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.

$628 Cheap Flights from Perth to Seattle in 2026/27

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 - 6:45 pmPER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

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

41h 50m1 stop Manila Ninoy Aquino Intl

$919Philippine Airlines

Thu, Nov 5 - Wed, Nov 18

8:35 am - 6:45 pmPER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

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

41h 50m1 stop Manila Ninoy Aquino Intl

$930Philippine Airlines

Mon, Nov 23 - Mon, Nov 30

8:35 am - 6:45 pmPER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

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

41h 50m1 stop Manila Ninoy Aquino Intl

$931Philippine Airlines

Thu, Nov 5 - Fri, Nov 20

8:35 am - 6:45 pmPER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

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

41h 50m1 stop Manila Ninoy Aquino Intl

$1,136Philippine Airlines

Thu, Dec 10 - Fri, Dec 11

8:35 am - 6:45 pmPER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

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

41h 50m1 stop Manila Ninoy Aquino Intl

$1,139Philippine Airlines

Thu, Dec 10 - Fri, Dec 11

8:35 am - 6:45 pmPER Perth-SEA Seattle/Tacoma Intl

26h 10m1 stop Manila Ninoy Aquino Intl

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

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

$1,157Multiple Airlines

Thu, Nov 5 - Tue, Nov 17

5:55 pm - 4:27 pmPER Perth-SEA Seattle/Tacoma Intl

38h 32m2 stops Melbourne San Francisco

5:23 pm - 3:55 pmSEA Seattle/Tacoma Intl-PER Perth

30h 32m2 stops San Francisco Brisbane

$1,195Virgin Australia

Wed, Nov 11 - Wed, Nov 18

3:15 pm - 4:32 pmPER Perth-SEA Seattle/Tacoma Intl

41h 17m2 stops Sydney Kingsford Smith Los Angeles

5:28 pm - 9:10 pmSEA Seattle/Tacoma Intl-PER Perth

35h 42m2 stops Los Angeles Melbourne

$1,203Virgin Australia

Wed, Nov 25 - Wed, Dec 2

11:10 pm - 6:45 pmPER Perth-SEA Seattle/Tacoma Intl

35h 35m2 stops Kuala Lumpur Intl Manila Ninoy Aquino Intl

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

41h 50m1 stop Manila Ninoy Aquino Intl

$1,221Multiple Airlines

Thu, Nov 5 - Wed, Nov 18

11:30 pm - 6:29 pmPER Perth-SEA Seattle/Tacoma Intl

34h 59m2 stops Brisbane San Francisco

1:18 pm - 2:10 pmSEA Seattle/Tacoma Intl-PER Perth

32h 52m2 stops San Francisco Adelaide

$1,240United Airlines

Thu, Dec 24 - Mon, Jan 4

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Philippine Airlines flights from Perth to Seattle

Our best Philippine Airlines deals on Perth to Seattle flight tickets

Philippine Airlines

Oct 22

PER8:35 amPerth

26h 30m

1 stop

SEA8:05 pmSeattle/Tacoma Intl

Nov 4

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$882

Philippine Airlines

Nov 5

PER8:35 amPerth

26h 10m

1 stop

SEA6:45 pmSeattle/Tacoma Intl

Nov 18

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$919

Philippine Airlines

Nov 23

PER8:35 amPerth

26h 10m

1 stop

SEA6:45 pmSeattle/Tacoma Intl

Nov 30

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$930

Virgin Australia flights from Perth to Seattle

Our best Virgin Australia deals on Perth to Seattle flight tickets

Virgin Australia

Nov 11

PER5:55 pmPerth

38h 32m

2 stops

SEA4:27 pmSeattle/Tacoma Intl

Nov 18

SEA5:23 pmSeattle/Tacoma Intl

30h 32m

2 stops

PER3:55 pmPerth

$1,195

Virgin Australia

Nov 25

PER3:15 pmPerth

41h 17m

2 stops

SEA4:32 pmSeattle/Tacoma Intl

Dec 2

SEA5:28 pmSeattle/Tacoma Intl

35h 42m

2 stops

PER9:10 pmPerth

$1,203

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/5

8:35 am-6:45 pm

1 stop26h 10m

Seattle/Tacoma Intl

Wed 11/18

9:30 pm-7:20 am

1 stop41h 50m

$919

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Mon 11/23

8:35 am-6:45 pm

1 stop26h 10m

Seattle/Tacoma Intl

Mon 11/30

9:30 pm-7:20 am

1 stop41h 50m

$930

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/5

8:35 am-6:45 pm

1 stop26h 10m

Seattle/Tacoma Intl

Fri 11/20

9:30 pm-7:20 am

1 stop41h 50m

$931

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 12/10

8:35 am-6:45 pm

1 stop26h 10m

Seattle/Tacoma Intl

Fri 12/11

9:30 pm-7:20 am

1 stop41h 50m

$1,136

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 12/10

8:35 am-6:45 pm

1 stop26h 10m

Seattle/Tacoma Intl

Fri 12/11

9:30 pm-7:20 am

1 stop41h 50m

$1,139

Quickest round-trip

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/5

8:35 am-6:45 pm

1 stop26h 10m

Seattle/Tacoma Intl

Tue 11/17

12:10 am-3:40 am

3 stops35h 30m

$1,157

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Wed 11/11

5:55 pm-4:27 pm

2 stops38h 32m

Seattle/Tacoma Intl

Wed 11/18

5:23 pm-3:55 pm

2 stops30h 32m

$1,195

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Wed 11/25

3:15 pm-4:32 pm

2 stops41h 17m

Seattle/Tacoma Intl

Wed 12/2

5:28 pm-9:10 pm

2 stops35h 42m

$1,203

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/5

11:10 pm-6:45 pm

2 stops35h 35m

Seattle/Tacoma Intl

Wed 11/18

9:30 pm-7:20 am

1 stop41h 50m

$1,221

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 12/24

11:30 pm-6:29 pm

2 stops34h 59m

Seattle/Tacoma Intl

Mon 1/4

1:18 pm-2:10 pm

2 stops32h 52m

$1,240

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 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 September to fly from Perth, when ticket prices are also cheap, with an average price of $1,370.

Can stopping save me money on Perth to Seattle flights?

You could potentially save up to 29% 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

Best Price Found	$628
Fastest flight time	26h 10m
Direct flights	None

The best one-way flight to Seattle from Perth in the past 72 hours is $628. The best round-trip flight deal from Perth to Seattle found on momondo in the last 72 hours is $919.

The fastest flight from Perth to Seattle takes 26h 10m

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 26h 10m, 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

Redmond

Olympia

Kent

Federal Way

Lakewood

Lynnwood

Puyallup

Tukwila

Fife

Cle Elum

Marysville

Lacey

Kirkland

Centralia

Shoreline

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.