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.

$551 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

$918Philippine Airlines

Thu, Nov 5 - Fri, Nov 13

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

$924Philippine Airlines

Thu, Nov 19 - 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

$1,093Philippine 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

$1,103Philippine 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

$1,163Multiple Airlines

Thu, Nov 5 - Thu, Nov 12

6:30 pm - 9:05 amPER Perth-SEA Seattle/Tacoma Intl

30h 35m2 stops Denpasar Bali Ngurah Rai Incheon Intl

8:40 am - 8:25 amSEA Seattle/Tacoma Intl-PER Perth

31h 45m1 stop Singapore Changi

$1,185Multiple Airlines

Tue, Jan 26 - Tue, Feb 9

1:50 pm - 7:05 amPER Perth-SEA Seattle/Tacoma Intl

33h 15m1 stop Singapore Changi

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

23h 25m1 stop Singapore Changi

$1,251Singapore Airlines

Tue, Jan 26 - Tue, Feb 9

5:50 pm - 7:05 amPER Perth-SEA Seattle/Tacoma Intl

29h 15m1 stop Singapore Changi

12:10 am - 7:55 pmSEA Seattle/Tacoma Intl-PER Perth

51h 45m2 stops Incheon Intl Kuala Lumpur Intl

$1,279Multiple Airlines

Thu, Nov 5 - Thu, Nov 12

10:35 am - 7:05 amPER Perth-SEA Seattle/Tacoma Intl

36h 30m1 stop Singapore Changi

3:40 pm - 5:50 amSEA Seattle/Tacoma Intl-PER Perth

46h 10m2 stops Tokyo Haneda Kuala Lumpur Intl

$1,281Multiple Airlines

Thu, Nov 19 - Mon, Nov 30

8:50 pm - 7:05 amPER Perth-SEA Seattle/Tacoma Intl

26h 15m2 stops Kuala Lumpur Intl Singapore Changi

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

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

$1,294Multiple Airlines

Thu, Nov 5 - Thu, Nov 12

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

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

26h 10m

1 stop

SEA6:45 pmSeattle/Tacoma Intl

Nov 13

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$918

Philippine Airlines

Nov 19

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

$924

Philippine Airlines

Dec 10

PER8:35 amPerth

26h 10m

1 stop

SEA6:45 pmSeattle/Tacoma Intl

Dec 11

SEA9:30 pmSeattle/Tacoma Intl

41h 50m

1 stop

PER7:20 amPerth

$1,093

United Airlines flights from Perth to Seattle

Our best United Airlines deals on Perth to Seattle flight tickets

United Airlines

Jan 26

PER11:45 pmPerth

37h 32m

3 stops

SEA9:17 pmSeattle/Tacoma Intl

Feb 9

SEA1:18 pmSeattle/Tacoma Intl

31h 12m

2 stops

PER12:30 pmPerth

$1,382

United Airlines

Dec 5

PER12:15 pmPerth

44h 07m

2 stops

SEA4:22 pmSeattle/Tacoma Intl

Dec 12

SEA2:30 pmSeattle/Tacoma Intl

56h 00m

2 stops

PER2:30 pmPerth

$1,776

United Airlines

Dec 25

PER10:30 pmPerth

34h 02m

2 stops

SEA4:32 pmSeattle/Tacoma Intl

Jan 26

SEA10:21 amSeattle/Tacoma Intl

34h 09m

2 stops

PER12:30 pmPerth

$1,785

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

Fri 11/13

9:30 pm-7:20 am

1 stop41h 50m

$918

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/19

8:35 am-6:45 pm

1 stop26h 10m

Seattle/Tacoma Intl

Mon 11/30

9:30 pm-7:20 am

1 stop41h 50m

$924

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

$1,093

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

$1,103

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/5

8:35 am-6:45 pm

1 stop26h 10m

Seattle/Tacoma Intl

Thu 11/12

12:10 am-3:40 am

3 stops35h 30m

$1,163

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Tue 1/26

6:30 pm-9:05 am

2 stops30h 35m

Seattle/Tacoma Intl

Tue 2/9

8:40 am-8:25 am

1 stop31h 45m

$1,185

Quickest round-trip

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Tue 1/26

1:50 pm-7:05 am

1 stop33h 15m

Seattle/Tacoma Intl

Tue 2/9

8:40 am-12:05 am

1 stop23h 25m

$1,251

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/5

5:50 pm-7:05 am

1 stop29h 15m

Seattle/Tacoma Intl

Thu 11/12

12:10 am-7:55 pm

2 stops51h 45m

$1,279

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/19

10:35 am-7:05 am

1 stop36h 30m

Seattle/Tacoma Intl

Mon 11/30

3:40 pm-5:50 am

2 stops46h 10m

$1,281

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 11/5

8:50 pm-7:05 am

2 stops26h 15m

Seattle/Tacoma Intl

Thu 11/12

12:10 am-3:40 am

3 stops35h 30m

$1,294

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	$551
Fastest flight time	26h 10m
Direct flights	None

The best one-way flight to Seattle from Perth in the past 72 hours is $551. The best round-trip flight deal from Perth to Seattle found on momondo in the last 72 hours is $918.

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

Federal Way

Kent

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.