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.

$658 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.

5:35 am - 10:40 am

PER

SEA

68h 05m

3 stops

12:50 pm - 5:10 pm

SEA

PER

61h 20m

3 stops

$1,083Multiple Airlines

Tue, Sep 1 - Fri, Sep 11

5:35 am - 10:40 am

PER

SEA

68h 05m

3 stops

12:50 pm - 5:10 pm

SEA

PER

61h 20m

3 stops

$1,094Multiple Airlines

Tue, Sep 1 - Fri, Sep 11

9:40 am - 4:10 pm

PER

SEA

45h 30m

2 stops

12:45 am - 4:35 pm

SEA

PER

48h 50m

2 stops

$1,229Multiple Airlines

Mon, Oct 12 - Sun, Mar 21

5:35 am - 4:10 pm

PER

SEA

25h 35m

2 stops

1:15 am - 4:20 am

SEA

PER

36h 05m

2 stops

$1,234Multiple Airlines

Sat, Sep 5 - Thu, Sep 17

8:50 pm - 4:10 pm

PER

SEA

34h 20m

3 stops

12:45 am - 7:55 pm

SEA

PER

52h 10m

3 stops

$1,236Multiple Airlines

Mon, Oct 12 - Sun, Mar 21

9:55 am - 8:45 am

PER

SEA

37h 50m

1 stop

4:45 pm - 7:55 pm

SEA

PER

36h 10m

2 stops

$1,264Multiple Airlines

Wed, Oct 14 - Sat, Mar 20

9:55 am - 8:45 am

PER

SEA

37h 50m

1 stop

4:45 pm - 7:55 pm

SEA

PER

36h 10m

2 stops

$1,265Multiple Airlines

Wed, Oct 14 - Fri, Mar 19

5:35 am - 8:45 am

PER

SEA

42h 10m

1 stop

4:45 pm - 7:55 pm

SEA

PER

36h 10m

2 stops

$1,266Multiple Airlines

Thu, Oct 15 - Mon, Mar 22

10:35 am - 3:15 pm

PER

SEA

43h 40m

2 stops

10:15 am - 1:55 am

SEA

PER

24h 40m

1 stop

$1,273Multiple Airlines

Sat, Sep 5 - Fri, Sep 18

9:55 am - 8:45 am

PER

SEA

37h 50m

1 stop

10:30 pm - 10:50 am

SEA

PER

45h 20m

2 stops

$1,275Multiple Airlines

Wed, Oct 14 - Sun, Mar 21

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Virgin Australia flights from Perth to Seattle

Our best Virgin Australia deals on Perth to Seattle flight tickets

Virgin Australia

Jul 30

PER11:45 pmPerth

37h 14m

2 stops

SEA9:59 pmSeattle/Tacoma Intl

Aug 6

SEA5:04 pmSeattle/Tacoma Intl

38h 16m

3 stops

PER10:20 pmPerth

$1,576

Virgin Australia

Aug 4

PER1:45 pmPerth

44h 18m

3 stops

SEA7:03 pmSeattle/Tacoma Intl

Aug 25

SEA3:30 pmSeattle/Tacoma Intl

32h 10m

2 stops

PER2:40 pmPerth

$10,905

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 9/1

5:35 am-10:40 am

3 stops68h 05m

Seattle/Tacoma Intl

Fri 9/11

12:50 pm-5:10 pm

3 stops61h 20m

$1,083

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 9/1

5:35 am-10:40 am

3 stops68h 05m

Seattle/Tacoma Intl

Fri 9/11

12:50 pm-5:10 pm

3 stops61h 20m

$1,094

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 10/12

9:40 am-4:10 pm

2 stops45h 30m

Seattle/Tacoma Intl

Sun 3/21

12:45 am-4:35 pm

2 stops48h 50m

$1,229

Quickest round-trip

PerthSeattle

PER - SEA

PERSEA

Perth

Sat 9/5

5:35 am-4:10 pm

2 stops25h 35m

Seattle/Tacoma Intl

Thu 9/17

1:15 am-4:20 am

2 stops36h 05m

$1,234

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 10/12

8:50 pm-4:10 pm

3 stops34h 20m

Seattle/Tacoma Intl

Sun 3/21

12:45 am-7:55 pm

3 stops52h 10m

$1,236

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 10/14

9:55 am-8:45 am

1 stop37h 50m

Seattle/Tacoma Intl

Sat 3/20

4:45 pm-7:55 pm

2 stops36h 10m

$1,264

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 10/14

9:55 am-8:45 am

1 stop37h 50m

Seattle/Tacoma Intl

Fri 3/19

4:45 pm-7:55 pm

2 stops36h 10m

$1,265

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 10/15

5:35 am-8:45 am

1 stop42h 10m

Seattle/Tacoma Intl

Mon 3/22

4:45 pm-7:55 pm

2 stops36h 10m

$1,266

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

$1,273

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 10/14

9:55 am-8:45 am

1 stop37h 50m

Seattle/Tacoma Intl

Sun 3/21

10:30 pm-10:50 am

2 stops45h 20m

$1,275

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 low for flights on this route.

Typical prices usually range from $1,192 to $1,460.
The lowest price recently found on this route was $1,083.

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.

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	27h 07m
Direct flights	None

The fastest flight from Perth to Seattle takes 27h 07m

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 27h 07m, 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.

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Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Lakewood

Tukwila

Puyallup

Fife

Federal Way

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.