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.

$613 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.

8:35 am - 8:05 pmPER Perth-SEA Seattle/Tacoma Intl

26h 30m1 stop Manila Ninoy Aquino Intl

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

41h 50m1 stop Manila Ninoy Aquino Intl

$1,172Philippine Airlines

Thu, Oct 22 - Fri, Nov 6

9:30 am - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

38h 15m1 stop Singapore Changi

11:00 am - 4:25 pmSEA Seattle/Tacoma Intl-PER Perth

37h 25m2 stops Incheon Intl Ho Chi Minh City

$1,174Multiple Airlines

Thu, Oct 22 - Fri, Nov 6

8:35 am - 6:30 pmPER Perth-SEA Seattle/Tacoma Intl

25h 55m1 stop Manila Ninoy Aquino Intl

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

41h 50m1 stop Manila Ninoy Aquino Intl

$1,188Philippine Airlines

Thu, Nov 5 - Mon, Nov 9

8:35 am - 8:05 pmPER Perth-SEA Seattle/Tacoma Intl

26h 30m1 stop Manila Ninoy Aquino Intl

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

41h 50m1 stop Manila Ninoy Aquino Intl

$1,204Philippine Airlines

Thu, Oct 22 - Fri, Nov 6

5:05 pm - 7:05 amPER Perth-SEA Seattle/Tacoma Intl

30h 00m1 stop Singapore Changi

8:40 am - 12:05 amSEA Seattle/Tacoma Intl-PER Perth

23h 25m1 stop Singapore Changi

$1,247Singapore Airlines

Thu, Nov 5 - Sun, Nov 8

6:25 pm - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

29h 20m1 stop Singapore Changi

12:50 pm - 4:25 pmSEA Seattle/Tacoma Intl-PER Perth

36h 35m2 stops Incheon Intl Ho Chi Minh City

$1,278Multiple Airlines

Thu, Oct 8 - Fri, Oct 23

1:45 pm - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

34h 00m1 stop Singapore Changi

8:40 am - 2:45 pmSEA Seattle/Tacoma Intl-PER Perth

62h 05m1 stop Singapore Changi

$1,300Singapore Airlines

Wed, Oct 14 - Sun, Nov 1

6:25 am - 8:45 amPER Perth-SEA Seattle/Tacoma Intl

65h 20m1 stop Singapore Changi

9:40 am - 12:05 amSEA Seattle/Tacoma Intl-PER Perth

23h 25m1 stop Singapore Changi

$1,301Singapore Airlines

Sun, Oct 18 - Sun, Oct 25

8:35 am - 8:05 pmPER Perth-SEA Seattle/Tacoma Intl

26h 30m1 stop Manila Ninoy Aquino Intl

11:10 pm - 7:20 amSEA Seattle/Tacoma Intl-PER Perth

41h 10m1 stop Manila Ninoy Aquino Intl

$1,303Philippine Airlines

Thu, Oct 8 - Fri, Oct 23

5:05 pm - 8:05 amPER Perth-SEA Seattle/Tacoma Intl

30h 00m1 stop Singapore Changi

8:40 am - 2:45 pmSEA Seattle/Tacoma Intl-PER Perth

62h 05m1 stop Singapore Changi

$1,304Singapore Airlines

Thu, Oct 29 - Sun, Nov 1

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

American Airlines flights from Perth to Seattle

Our best American Airlines deals on Perth to Seattle flight tickets

American Airlines

Oct 21

PER10:55 pmPerth

38h 42m

2 stops

SEA10:37 pmSeattle/Tacoma Intl

Oct 25

SEA5:41 pmSeattle/Tacoma Intl

53h 29m

2 stops

PER2:10 pmPerth

$1,582

American Airlines

Oct 21

PER11:45 pmPerth

37h 52m

2 stops

SEA10:37 pmSeattle/Tacoma Intl

Oct 25

SEA5:41 pmSeattle/Tacoma Intl

53h 29m

2 stops

PER2:10 pmPerth

$1,585

American Airlines

Oct 22

PER10:55 pmPerth

32h 53m

2 stops

SEA4:48 pmSeattle/Tacoma Intl

Nov 6

SEA7:10 amSeattle/Tacoma Intl

39h 10m

2 stops

PER2:20 pmPerth

$1,701

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 6

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$1,172

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

$1,188

Philippine Airlines

Oct 22

PER8:35 amPerth

26h 30m

1 stop

SEA8:05 pmSeattle/Tacoma Intl

Nov 6

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$1,204

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 10/22

8:35 am-8:05 pm

1 stop26h 30m

Seattle/Tacoma Intl

Fri 11/6

9:30 pm-7:20 am

1 stop41h 50m

$1,172

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 10/22

9:30 am-8:45 am

1 stop38h 15m

Seattle/Tacoma Intl

Fri 11/6

11:00 am-4:25 pm

2 stops37h 25m

$1,174

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

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

$1,188

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 10/22

8:35 am-8:05 pm

1 stop26h 30m

Seattle/Tacoma Intl

Fri 11/6

9:30 pm-7:20 am

1 stop41h 50m

$1,204

Quickest round-trip

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/5

5:05 pm-7:05 am

1 stop30h 00m

Seattle/Tacoma Intl

Sun 11/8

8:40 am-12:05 am

1 stop23h 25m

$1,247

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 10/8

6:25 pm-8:45 am

1 stop29h 20m

Seattle/Tacoma Intl

Fri 10/23

12:50 pm-4:25 pm

2 stops36h 35m

$1,278

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Wed 10/14

1:45 pm-8:45 am

1 stop34h 00m

Seattle/Tacoma Intl

Sun 11/1

8:40 am-2:45 pm

1 stop62h 05m

$1,300

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Sun 10/18

6:25 am-8:45 am

1 stop65h 20m

Seattle/Tacoma Intl

Sun 10/25

9:40 am-12:05 am

1 stop23h 25m

$1,301

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 10/8

8:35 am-8:05 pm

1 stop26h 30m

Seattle/Tacoma Intl

Fri 10/23

11:10 pm-7:20 am

1 stop41h 10m

$1,303

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 10/29

5:05 pm-8:05 am

1 stop30h 00m

Seattle/Tacoma Intl

Sun 11/1

8:40 am-2:45 pm

1 stop62h 05m

$1,304

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $1,103 to $1,624.
The lowest price recently found on this route was $1,172.

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 November 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	$613
Fastest flight time	32h 24m
Direct flights	None

The best one-way flight to Seattle from Perth in the past 72 hours is $613. The best round-trip flight deal from Perth to Seattle found on momondo in the last 72 hours is $1,172.

The fastest flight from Perth to Seattle takes 32h 24m

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 32h 24m, 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

Kent

Olympia

Redmond

Lakewood

Federal Way

Fife

Tukwila

Puyallup

Lynnwood

Cle Elum

Marysville

Kirkland

Centralia

Lacey

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.