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

Philippine Airlines 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.

$646 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 $1,300 to $1,568. The lowest price recently found on this route was $1,092.

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 - 8:05 pm

PER

SEA

26h 30m

1 stop

11:55 pm - 7:15 am

SEA

PER

39h 20m

1 stop

$1,092Philippine Airlines

Thu, Oct 22 - Mon, Nov 2

10:35 am - 3:15 pm

PER

SEA

43h 40m

2 stops

10:15 am - 5:10 pm

SEA

PER

39h 55m

1 stop

$1,254Multiple Airlines

Sun, Sep 6 - Sat, Sep 19

10:30 am - 9:58 pm

PER

SEA

26h 28m

2 stops

6:10 pm - 5:00 pm

SEA

PER

31h 50m

2 stops

$1,293Qantas Airways

Mon, Jul 13 - Wed, Jul 29

10:30 am - 10:57 pm

PER

SEA

27h 27m

2 stops

2:10 pm - 5:30 pm

SEA

PER

35h 20m

2 stops

$1,339Qantas Airways

Thu, Oct 22 - Wed, Nov 4

10:35 am - 9:58 pm

PER

SEA

26h 23m

2 stops

5:10 pm - 12:05 pm

SEA

PER

27h 55m

2 stops

$1,340Qantas Airways

Wed, Jul 15 - Wed, Jul 29

10:35 am - 9:58 pm

PER

SEA

26h 23m

2 stops

5:10 pm - 1:45 pm

SEA

PER

29h 35m

2 stops

$1,351Qantas Airways

Wed, Jul 15 - Wed, Jul 29

10:30 am - 7:53 pm

PER

SEA

24h 23m

2 stops

4:20 pm - 5:00 pm

SEA

PER

32h 40m

2 stops

$1,357Qantas Airways

Mon, Oct 19 - Mon, Nov 2

11:45 pm - 4:36 pm

PER

SEA

31h 51m

2 stops

5:24 am - 12:50 pm

SEA

PER

39h 26m

2 stops

$1,358American Airlines

Mon, Oct 19 - Tue, Nov 3

10:55 pm - 4:36 pm

PER

SEA

32h 41m

2 stops

11:59 pm - 12:50 pm

SEA

PER

44h 51m

2 stops

$1,363American Airlines

Wed, Oct 21 - Sat, Nov 7

8:35 am - 8:05 pm

PER

SEA

26h 30m

1 stop

11:00 am - 10:50 am

SEA

PER

31h 50m

2 stops

$1,365Multiple Airlines

Thu, Oct 22 - Thu, Nov 5

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Qantas Airways flights from Perth to Seattle

Our best Qantas Airways deals on Perth to Seattle flight tickets

Qantas Airways

Jul 13

PER10:30 amPerth

26h 28m

2 stops

SEA9:58 pmSeattle/Tacoma Intl

Jul 29

SEA6:10 pmSeattle/Tacoma Intl

31h 50m

2 stops

PER5:00 pmPerth

$1,293

Qantas Airways

Oct 22

PER10:30 amPerth

27h 27m

2 stops

SEA10:57 pmSeattle/Tacoma Intl

Nov 4

SEA2:10 pmSeattle/Tacoma Intl

35h 20m

2 stops

PER5:30 pmPerth

$1,339

Qantas Airways

Jul 15

PER10:35 amPerth

26h 23m

2 stops

SEA9:58 pmSeattle/Tacoma Intl

Jul 29

SEA5:10 pmSeattle/Tacoma Intl

27h 55m

2 stops

PER12:05 pmPerth

$1,340

American Airlines flights from Perth to Seattle

Our best American Airlines deals on Perth to Seattle flight tickets

American Airlines

Oct 19

PER11:45 pmPerth

27h 40m

2 stops

SEA12:25 pmSeattle/Tacoma Intl

Nov 8

SEA12:57 pmSeattle/Tacoma Intl

31h 53m

2 stops

PER12:50 pmPerth

$1,358

American Airlines

Oct 21

PER10:55 pmPerth

32h 41m

2 stops

SEA4:36 pmSeattle/Tacoma Intl

Nov 7

SEA11:59 pmSeattle/Tacoma Intl

44h 51m

2 stops

PER12:50 pmPerth

$1,363

American Airlines

Oct 22

PER10:35 amPerth

45h 01m

2 stops

SEA4:36 pmSeattle/Tacoma Intl

Nov 7

SEA11:59 pmSeattle/Tacoma Intl

44h 51m

2 stops

PER12:50 pmPerth

$1,365

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 10/22

8:35 am-8:05 pm

1 stop26h 30m

Seattle/Tacoma Intl

Mon 11/2

11:55 pm-7:15 am

1 stop39h 20m

$1,092

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 9/6

10:35 am-3:15 pm

2 stops43h 40m

Seattle/Tacoma Intl

Sat 9/19

10:15 am-5:10 pm

1 stop39h 55m

$1,254

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 7/13

10:30 am-9:58 pm

2 stops26h 28m

Seattle/Tacoma Intl

Wed 7/29

6:10 pm-5:00 pm

2 stops31h 50m

$1,293

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 10/22

10:30 am-10:57 pm

2 stops27h 27m

Seattle/Tacoma Intl

Wed 11/4

2:10 pm-5:30 pm

2 stops35h 20m

$1,339

Quickest round-trip

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 7/15

10:35 am-9:58 pm

2 stops26h 23m

Seattle/Tacoma Intl

Wed 7/29

5:10 pm-12:05 pm

2 stops27h 55m

$1,340

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 7/15

10:35 am-9:58 pm

2 stops26h 23m

Seattle/Tacoma Intl

Wed 7/29

5:10 pm-1:45 pm

2 stops29h 35m

$1,351

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 10/19

10:30 am-7:53 pm

2 stops24h 23m

Seattle/Tacoma Intl

Mon 11/2

4:20 pm-5:00 pm

2 stops32h 40m

$1,357

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 10/19

11:45 pm-4:36 pm

2 stops31h 51m

Seattle/Tacoma Intl

Tue 11/3

5:24 am-12:50 pm

2 stops39h 26m

$1,358

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 10/21

10:55 pm-4:36 pm

2 stops32h 41m

Seattle/Tacoma Intl

Sat 11/7

11:59 pm-12:50 pm

2 stops44h 51m

$1,363

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 10/22

8:35 am-8:05 pm

1 stop26h 30m

Seattle/Tacoma Intl

Thu 11/5

11:00 am-10:50 am

2 stops31h 50m

$1,365

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 September to fly from Perth, when ticket prices are also cheap, with an average price of $1,063.

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.

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	26h 28m
Direct flights	None

The fastest flight from Perth to Seattle takes 26h 28m

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 28m, 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

Fife

Cle Elum

Marysville

Centralia

Kirkland

Shoreline

Westport

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.