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

Philippine Airlines, Qantas Airways, and Japan 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.

$555 Cheap Flights from Perth to Seattle in 2025/26

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Find the cheapest flights from Perth to Seattle

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One-way

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Cheap round-trip flights

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4:55 am - 6:10 pmPER-SEA

29h 15m2 stops

12:10 am - 1:25 pmSEA-PER

45h 15m2 stops

$1,415Multiple Airlines

Find Deal

Tue, Dec 9 - Tue, Dec 16

6:50 am - 6:10 pmPER-SEA

27h 20m2 stops

11:30 pm - 12:20 amSEA-PER

32h 50m2 stops

$1,418Multiple Airlines

Find Deal

Sat, Nov 15 - Sat, Nov 15

7:00 am - 6:10 pmPER-SEA

27h 10m2 stops

12:10 am - 4:40 amSEA-PER

36h 30m2 stops

$1,445Multiple Airlines

Find Deal

Wed, Dec 10 - Tue, Dec 16

10:30 am - 9:50 amPER-SEA

39h 20m2 stops

12:10 pm - 10:55 pmSEA-PER

42h 45m2 stops

$1,458Japan Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

10:30 am - 9:50 amPER-SEA

39h 20m2 stops

12:10 pm - 10:55 pmSEA-PER

42h 45m2 stops

$1,459Japan Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

10:30 am - 9:50 amPER-SEA

39h 20m2 stops

12:10 pm - 10:55 pmSEA-PER

42h 45m2 stops

$1,465Japan Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

3:55 pm - 11:40 amPER-SEA

35h 45m1 stop

4:05 pm - 6:45 pmSEA-PER

34h 40m1 stop

$1,617Qatar Airways

Find Deal

Thu, Nov 20 - Mon, Nov 24

10:45 pm - 11:40 amPER-SEA

28h 55m1 stop

4:05 pm - 6:45 pmSEA-PER

34h 40m1 stop

$1,618Qatar Airways

Find Deal

Thu, Nov 20 - Mon, Nov 24

8:40 am - 6:40 pmPER-SEA

26h 00m1 stop

9:30 pm - 7:20 amSEA-PER

41h 50m1 stop

$1,828Philippine Airlines

Find Deal

Thu, Dec 11 - Thu, Dec 18

11:45 pm - 9:00 pmPER-SEA

37h 15m3 stops

1:05 pm - 12:30 pmSEA-PER

31h 25m2 stops

$2,358United Airlines

Find Deal

Wed, Dec 10 - Wed, Dec 17

Japan Airlines flights from Perth to Seattle

Our best Japan Airlines deals on Perth to Seattle flight tickets

Japan Airlines

Oct 30

PER10:30 amPerth

39h 20m

2 stops

SEA10:50 amSeattle/Tacoma Intl

Nov 14

SEA12:10 pmSeattle/Tacoma Intl

43h 45m

2 stops

PER11:55 pmPerth

$1,435

Find similar

Japan Airlines

Nov 20

PER10:30 amPerth

39h 20m

2 stops

SEA9:50 amSeattle/Tacoma Intl

Nov 24

SEA12:10 pmSeattle/Tacoma Intl

42h 45m

2 stops

PER10:55 pmPerth

$1,458

Find similar

Japan Airlines

Nov 20

PER10:30 amPerth

39h 20m

2 stops

SEA9:50 amSeattle/Tacoma Intl

Nov 24

SEA12:10 pmSeattle/Tacoma Intl

42h 45m

2 stops

PER10:55 pmPerth

$1,459

Find similar

Qatar Airways flights from Perth to Seattle

Our best Qatar Airways deals on Perth to Seattle flight tickets

Qatar Airways

Nov 20

PER3:55 pmPerth

35h 45m

1 stop

SEA11:40 amSeattle/Tacoma Intl

Nov 24

SEA4:05 pmSeattle/Tacoma Intl

34h 40m

1 stop

PER6:45 pmPerth

$1,617

Find similar

Qatar Airways

Nov 20

PER10:45 pmPerth

28h 55m

1 stop

SEA11:40 amSeattle/Tacoma Intl

Nov 24

SEA4:05 pmSeattle/Tacoma Intl

34h 40m

1 stop

PER6:45 pmPerth

$1,618

Find similar

Qatar Airways

Nov 20

PER10:45 pmPerth

28h 55m

1 stop

SEA11:40 amSeattle/Tacoma Intl

Nov 24

SEA4:05 pmSeattle/Tacoma Intl

27h 50m

1 stop

PER11:55 amPerth

$1,624

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 12/9

4:55 am-6:10 pm

2 stops29h 15m

Seattle/Tacoma Intl

Tue 12/16

12:10 am-1:25 pm

2 stops45h 15m

$1,415

PerthSeattle

PER - SEA

PERSEA

Perth

Sat 11/15

6:50 am-6:10 pm

2 stops27h 20m

Seattle/Tacoma Intl

Sat 11/15

11:30 pm-12:20 am

2 stops32h 50m

$1,418

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 12/10

7:00 am-6:10 pm

2 stops27h 10m

Seattle/Tacoma Intl

Tue 12/16

12:10 am-4:40 am

2 stops36h 30m

$1,445

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/20

10:30 am-9:50 am

2 stops39h 20m

Seattle/Tacoma Intl

Mon 11/24

12:10 pm-10:55 pm

2 stops42h 45m

$1,458

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/20

10:30 am-9:50 am

2 stops39h 20m

Seattle/Tacoma Intl

Mon 11/24

12:10 pm-10:55 pm

2 stops42h 45m

$1,459

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/20

10:30 am-9:50 am

2 stops39h 20m

Seattle/Tacoma Intl

Mon 11/24

12:10 pm-10:55 pm

2 stops42h 45m

$1,465

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/20

3:55 pm-11:40 am

1 stop35h 45m

Seattle/Tacoma Intl

Mon 11/24

4:05 pm-6:45 pm

1 stop34h 40m

$1,617

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/20

10:45 pm-11:40 am

1 stop28h 55m

Seattle/Tacoma Intl

Mon 11/24

4:05 pm-6:45 pm

1 stop34h 40m

$1,618

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 12/11

8:40 am-6:40 pm

1 stop26h 00m

Seattle/Tacoma Intl

Thu 12/18

9:30 pm-7:20 am

1 stop41h 50m

$1,828

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 12/10

11:45 pm-9:00 pm

3 stops37h 15m

Seattle/Tacoma Intl

Wed 12/17

1:05 pm-12:30 pm

2 stops31h 25m

$2,358

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, September 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 $1,137. If you don’t want to visit Seattle in September, then you should wait until October to fly from Perth, when ticket prices are also cheap, with an average price of $1,177.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Perth when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,342 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Perth for as low as $1,119 on momondo.

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

Direct flights	None

There are no direct flights from Perth to Seattle. There are no popular flight routes from Perth to Seattle.

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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 25h 25m, 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

Kent

Puyallup

Marysville

Redmond

Tukwila

Federal Way

Lakewood

Cle Elum

Fife

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.