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

Air Canada 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.

$657 Cheap Flights from Perth to Seattle in 2026

Find the cheapest flights from Perth to Seattle

Round-trip

One-way

Last minute

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

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

41h 10m1 stop Manila Ninoy Aquino Intl

$1,039Philippine Airlines

Thu, Oct 8 - Fri, Oct 23

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

$1,052Philippine Airlines

Thu, Oct 8 - Fri, Oct 23

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

$1,056Philippine Airlines

Thu, Oct 8 - Fri, Oct 23

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

$1,060Philippine Airlines

Thu, Oct 8 - Fri, Oct 23

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

$1,140Philippine Airlines

Thu, Oct 22 - Fri, Nov 6

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

38h 15m1 stop Singapore Changi

12:10 am - 4:25 pmSEA Seattle/Tacoma Intl-PER Perth

48h 15m2 stops Incheon Intl Ho Chi Minh City

$1,141Multiple Airlines

Thu, Oct 22 - Thu, Nov 5

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

26h 30m1 stop Manila Ninoy Aquino Intl

12:10 am - 4:25 pmSEA Seattle/Tacoma Intl-PER Perth

49h 15m2 stops Incheon Intl Ho Chi Minh City

$1,180Multiple Airlines

Thu, Oct 8 - Thu, Oct 22

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

29h 20m1 stop Singapore Changi

12:10 am - 4:25 pmSEA Seattle/Tacoma Intl-PER Perth

49h 15m2 stops Incheon Intl Ho Chi Minh City

$1,197Multiple Airlines

Thu, Oct 8 - Thu, Oct 22

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

$1,243Multiple Airlines

Thu, Oct 8 - Fri, Oct 23

1:20 am - 7:05 amPER Perth-SEA Seattle/Tacoma Intl

21h 45m1 stop Singapore Changi

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

23h 25m1 stop Singapore Changi

$1,251Singapore Airlines

Fri, Nov 20 - Tue, Dec 1

Cheap last minute flights

Enter your travel dates to find the best prices.

10:30 am - 9:29 pmPER Perth-SEA Seattle/Tacoma Intl

25h 59m2 stops Sydney Kingsford Smith Honolulu

7:20 am - 9:00 amSEA Seattle/Tacoma Intl-PER Perth

34h 40m2 stops Honolulu Sydney Kingsford Smith

$1,366Multiple Airlines

Sun, Sep 6 - Wed, Sep 30

6:25 pm - 4:10 pmPER Perth-SEA Seattle/Tacoma Intl

36h 45m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl

11:45 am - 10:40 pmSEA Seattle/Tacoma Intl-PER Perth

43h 55m1 stop Hong Kong Intl

$1,464Multiple Airlines

Fri, Sep 4 - Tue, Sep 29

6:25 pm - 4:10 pmPER Perth-SEA Seattle/Tacoma Intl

36h 45m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl

11:45 am - 6:50 amSEA Seattle/Tacoma Intl-PER Perth

28h 05m1 stop Hong Kong Intl

$1,466Multiple Airlines

Fri, Sep 4 - Mon, Sep 28

9:10 pm - 4:10 pmPER Perth-SEA Seattle/Tacoma Intl

34h 00m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl

11:45 am - 10:40 pmSEA Seattle/Tacoma Intl-PER Perth

43h 55m1 stop Hong Kong Intl

$1,467Multiple Airlines

Sun, Sep 6 - Tue, Sep 29

6:25 pm - 4:10 pmPER Perth-SEA Seattle/Tacoma Intl

36h 45m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl

11:45 am - 6:50 amSEA Seattle/Tacoma Intl-PER Perth

28h 05m1 stop Hong Kong Intl

$1,469Multiple Airlines

Fri, Sep 4 - Thu, Oct 1

6:25 pm - 4:10 pmPER Perth-SEA Seattle/Tacoma Intl

36h 45m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl

11:45 am - 6:50 amSEA Seattle/Tacoma Intl-PER Perth

28h 05m1 stop Hong Kong Intl

$1,472Multiple Airlines

Fri, Sep 4 - Thu, Oct 1

6:25 pm - 4:10 pmPER Perth-SEA Seattle/Tacoma Intl

36h 45m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl

11:45 am - 6:50 amSEA Seattle/Tacoma Intl-PER Perth

28h 05m1 stop Hong Kong Intl

$1,473Multiple Airlines

Sat, Sep 5 - Thu, Oct 1

9:10 pm - 4:10 pmPER Perth-SEA Seattle/Tacoma Intl

34h 00m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl

11:45 am - 6:50 amSEA Seattle/Tacoma Intl-PER Perth

28h 05m1 stop Hong Kong Intl

$1,488Multiple Airlines

Sun, Sep 6 - Thu, Oct 1

10:55 pm - 4:10 pmPER Perth-SEA Seattle/Tacoma Intl

32h 15m2 stops Manila Ninoy Aquino Intl Taipei City Taiwan Taoyuan Intl

1:15 am - 2:05 pmSEA Seattle/Tacoma Intl-PER Perth

45h 50m2 stops Taipei City Taiwan Taoyuan Intl Manila Ninoy Aquino Intl

$1,492Multiple Airlines

Sun, Sep 6 - Tue, Sep 29

6:25 pm - 4:10 pmPER Perth-SEA Seattle/Tacoma Intl

36h 45m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl

11:45 am - 6:50 amSEA Seattle/Tacoma Intl-PER Perth

28h 05m1 stop Hong Kong Intl

$1,493Multiple Airlines

Sat, Sep 5 - Thu, Oct 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

Singapore Airlines flights from Perth to Seattle

Our best Singapore Airlines deals on Perth to Seattle flight tickets

Singapore Airlines

Nov 20

PER1:20 amPerth

21h 45m

1 stop

SEA7:05 amSeattle/Tacoma Intl

Dec 1

SEA8:40 amSeattle/Tacoma Intl

23h 25m

1 stop

PER12:05 amPerth

$1,251

Singapore Airlines

Oct 13

PER6:25 amPerth

65h 20m

1 stop

SEA8:45 amSeattle/Tacoma Intl

Oct 20

SEA10:15 amSeattle/Tacoma Intl

46h 40m

1 stop

PER11:55 pmPerth

$1,466

Singapore Airlines

Oct 2

PER6:25 amPerth

41h 20m

1 stop

SEA8:45 amSeattle/Tacoma Intl

Nov 15

SEA8:40 amSeattle/Tacoma Intl

38h 05m

1 stop

PER2:45 pmPerth

$1,698

Malaysia Airlines flights from Perth to Seattle

Our best Malaysia Airlines deals on Perth to Seattle flight tickets

Malaysia Airlines

Oct 13

PER3:50 pmPerth

33h 15m

2 stops

SEA10:05 amSeattle/Tacoma Intl

Oct 20

SEA11:45 amSeattle/Tacoma Intl

46h 25m

2 stops

PER1:10 amPerth

$1,487

Malaysia Airlines

Oct 12

PER3:50 pmPerth

33h 15m

2 stops

SEA10:05 amSeattle/Tacoma Intl

Oct 19

SEA11:45 amSeattle/Tacoma Intl

46h 25m

2 stops

PER1:10 amPerth

$1,491

Malaysia Airlines

Sep 7

PER2:10 amPerth

47h 10m

2 stops

SEA10:20 amSeattle/Tacoma Intl

Sep 29

SEA11:45 amSeattle/Tacoma Intl

46h 25m

2 stops

PER1:10 amPerth

$1,592

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

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

$1,039

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

$1,052

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

$1,056

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

$1,060

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

$1,140

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 10/22

9:30 am-8:45 am

1 stop38h 15m

Seattle/Tacoma Intl

Thu 11/5

12:10 am-4:25 pm

2 stops48h 15m

$1,141

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 10/8

8:35 am-8:05 pm

1 stop26h 30m

Seattle/Tacoma Intl

Thu 10/22

12:10 am-4:25 pm

2 stops49h 15m

$1,180

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 10/8

6:25 pm-8:45 am

1 stop29h 20m

Seattle/Tacoma Intl

Thu 10/22

12:10 am-4:25 pm

2 stops49h 15m

$1,197

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

$1,243

Quickest round-trip

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Fri 11/20

1:20 am-7:05 am

1 stop21h 45m

Seattle/Tacoma Intl

Tue 12/1

8:40 am-12:05 am

1 stop23h 25m

$1,251

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 low for flights on this route.

Typical prices usually range from $1,103 to $1,624.
The lowest price recently found on this route was $1,039.

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	$657
Fastest flight time	26h 30m
Direct flights	None

The best one-way flight to Seattle from Perth in the past 72 hours is $657. The best round-trip flight deal from Perth to Seattle found on momondo in the last 72 hours is $1,039.

The fastest flight from Perth to Seattle takes 26h 30m

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 30m, 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.