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

Qantas Airways, Japan Airlines, and Singapore 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.

$658 Cheap Flights from Perth to Seattle in 2025/26

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 $1,195 to $1,392. The lowest price recently found on this route was $1,000.

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Find the cheapest flights from Perth to Seattle

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8:40 am - 6:40 pmPER-SEA

26h 00m1 stop

9:30 pm - 7:20 amSEA-PER

41h 50m1 stop

$1,000Philippine Airlines

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Thu, Feb 12 - Wed, Mar 4

10:55 pm - 3:05 pmPER-SEA

32h 10m2 stops

8:45 am - 4:30 pmSEA-PER

39h 45m1 stop

$1,103Multiple Airlines

Find Deal

Sun, Feb 15 - Tue, Mar 3

10:55 pm - 3:05 pmPER-SEA

32h 10m2 stops

8:45 am - 4:15 amSEA-PER

27h 30m1 stop

$1,110Multiple Airlines

Find Deal

Sun, Feb 15 - Sat, Feb 28

9:55 pm - 9:01 pmPER-SEA

39h 06m2 stops

7:15 am - 8:10 pmSEA-PER

44h 55m2 stops

$1,166ANA

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Sun, Feb 15 - Sun, Mar 1

8:00 am - 9:32 pmPER-SEA

29h 32m2 stops

5:50 pm - 8:20 pmSEA-PER

58h 30m2 stops

$1,249Alaska Airlines

Find Deal

Thu, Feb 12 - Fri, Feb 27

6:40 am - 7:10 amPER-SEA

64h 30m1 stop

8:45 am - 12:35 pmSEA-PER

35h 50m1 stop

$1,293Singapore Airlines

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Sun, Feb 15 - Sun, Mar 1

10:20 am - 12:56 pmPER-SEA

42h 36m2 stops

5:40 pm - 9:00 pmSEA-PER

35h 20m2 stops

$1,364Qantas Airways

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Thu, Feb 12 - Sat, Feb 28

1:15 am - 7:10 amPER-SEA

21h 55m1 stop

8:45 am - 11:55 pmSEA-PER

23h 10m1 stop

$1,392Singapore Airlines

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Sat, Feb 14 - Sun, Mar 1

10:45 pm - 6:54 pmPER-SEA

36h 09m2 stops

3:35 pm - 4:45 pmSEA-PER

33h 10m2 stops

$1,435Qantas Airways

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Mon, Feb 16 - Thu, Feb 26

11:20 am - 8:26 pmPER-SEA

25h 06m2 stops

5:50 pm - 10:05 amSEA-PER

48h 15m2 stops

$1,562Alaska Airlines

Find Deal

Thu, Feb 12 - Tue, Mar 3

Japan Airlines flights from Perth to Seattle

Our best Japan Airlines deals on Perth to Seattle flight tickets

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

$1,563

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

$1,571

Find similar

Japan Airlines

Nov 19

PER12:25 amPerth

25h 25m

2 stops

SEA9:50 amSeattle/Tacoma Intl

Nov 24

SEA12:10 pmSeattle/Tacoma Intl

42h 45m

2 stops

PER10:55 pmPerth

$1,572

Find similar

Qatar Airways flights from Perth to Seattle

Our best Qatar Airways deals on Perth to Seattle flight tickets

Qatar Airways

Feb 17

PER10:45 pmPerth

37h 02m

2 stops

SEA7:47 pmSeattle/Tacoma Intl

Feb 26

SEA4:05 pmSeattle/Tacoma Intl

27h 50m

1 stop

PER11:55 amPerth

$1,453

Find similar

Qatar Airways

Feb 13

PER10:45 pmPerth

37h 02m

2 stops

SEA7:47 pmSeattle/Tacoma Intl

Feb 26

SEA4:05 pmSeattle/Tacoma Intl

27h 50m

1 stop

PER11:55 amPerth

$1,512

Find similar

Qatar Airways

Nov 13

PER3:55 pmPerth

35h 45m

1 stop

SEA11:40 amSeattle/Tacoma Intl

Nov 28

SEA4:05 pmSeattle/Tacoma Intl

27h 50m

1 stop

PER11:55 amPerth

$1,549

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 2/12

8:40 am-6:40 pm

1 stop26h 00m

Seattle/Tacoma Intl

Wed 3/4

9:30 pm-7:20 am

1 stop41h 50m

$1,000

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 2/15

10:55 pm-3:05 pm

2 stops32h 10m

Seattle/Tacoma Intl

Tue 3/3

8:45 am-4:30 pm

1 stop39h 45m

$1,103

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 2/15

10:55 pm-3:05 pm

2 stops32h 10m

Seattle/Tacoma Intl

Sat 2/28

8:45 am-4:15 am

1 stop27h 30m

$1,110

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 2/15

9:55 pm-9:01 pm

2 stops39h 06m

Seattle/Tacoma Intl

Sun 3/1

7:15 am-8:10 pm

2 stops44h 55m

$1,166

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 2/12

8:00 am-9:32 pm

2 stops29h 32m

Seattle/Tacoma Intl

Fri 2/27

5:50 pm-8:20 pm

2 stops58h 30m

$1,249

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 2/15

6:40 am-7:10 am

1 stop64h 30m

Seattle/Tacoma Intl

Sun 3/1

8:45 am-12:35 pm

1 stop35h 50m

$1,293

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 2/12

10:20 am-12:56 pm

2 stops42h 36m

Seattle/Tacoma Intl

Sat 2/28

5:40 pm-9:00 pm

2 stops35h 20m

$1,364

PerthSeattle

PER - SEA

PERSEA

Perth

Sat 2/14

1:15 am-7:10 am

1 stop21h 55m

Seattle/Tacoma Intl

Sun 3/1

8:45 am-11:55 pm

1 stop23h 10m

$1,392

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 2/16

10:45 pm-6:54 pm

2 stops36h 09m

Seattle/Tacoma Intl

Thu 2/26

3:35 pm-4:45 pm

2 stops33h 10m

$1,435

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 2/12

11:20 am-8:26 pm

2 stops25h 06m

Seattle/Tacoma Intl

Tue 3/3

5:50 pm-10:05 am

2 stops48h 15m

$1,562

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, 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 $1,164.

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 $1,343 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.

Can stopping save me money on Perth to Seattle flights?

You could potentially save up to 26% 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

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 21h 55m, 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

Lakewood

Federal Way

Fife

Cle Elum

Centralia

Kirkland

Westport

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.