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Cheap flights from Perth to Seattle from $1,082

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Perth to Seattle departing on 15/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Perth to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Philippine Airlines Logo
08:35 - 20:05
PER
-
SEA
26h 30m
1 stop
Philippine Airlines Logo
23:55 - 07:15
SEA
-
PER
39h 20m
1 stop
$1,557Philippine Airlines
Thu, 22 Oct - Mon, 2 Nov
Multiple Airlines Logo
10:35 - 15:15
PER
-
SEA
43h 40m
2 stops
Multiple Airlines Logo
10:15 - 17:10
SEA
-
PER
39h 55m
1 stop
$1,788Multiple Airlines
Sun, 6 Sep - Sat, 19 Sep
Multiple Airlines Logo
18:25 - 15:15
PER
-
SEA
35h 50m
3 stops
Multiple Airlines Logo
23:55 - 07:15
SEA
-
PER
39h 20m
1 stop
$1,898Multiple Airlines
Mon, 7 Sep - Mon, 8 Mar
Qantas Airways Logo
10:30 - 22:57
PER
-
SEA
27h 27m
2 stops
Qantas Airways Logo
14:10 - 17:30
SEA
-
PER
35h 20m
2 stops
$1,910Qantas Airways
Thu, 22 Oct - Wed, 4 Nov
Qantas Airways Logo
10:35 - 21:58
PER
-
SEA
26h 23m
2 stops
Qantas Airways Logo
17:10 - 12:05
SEA
-
PER
27h 55m
2 stops
$1,924Qantas Airways
Wed, 15 Jul - Wed, 29 Jul
Qantas Airways Logo
10:35 - 21:58
PER
-
SEA
26h 23m
2 stops
Qantas Airways Logo
17:10 - 13:45
SEA
-
PER
29h 35m
2 stops
$1,927Qantas Airways
Wed, 15 Jul - Wed, 29 Jul
Qantas Airways Logo
10:35 - 21:58
PER
-
SEA
26h 23m
2 stops
Qantas Airways Logo
17:02 - 12:25
SEA
-
PER
28h 23m
2 stops
$1,930Qantas Airways
Wed, 12 Aug - Wed, 9 Sep
Qantas Airways Logo
10:30 - 19:53
PER
-
SEA
24h 23m
2 stops
Qantas Airways Logo
16:20 - 17:00
SEA
-
PER
32h 40m
2 stops
$1,935Qantas Airways
Mon, 19 Oct - Mon, 2 Nov
American Airlines Logo
23:45 - 16:36
PER
-
SEA
31h 51m
2 stops
American Airlines Logo
05:24 - 12:50
SEA
-
PER
39h 26m
2 stops
$1,937American Airlines
Mon, 19 Oct - Tue, 3 Nov
American Airlines Logo
22:55 - 16:36
PER
-
SEA
32h 41m
2 stops
American Airlines Logo
23:59 - 12:50
SEA
-
PER
44h 51m
2 stops
$1,944American Airlines
Wed, 21 Oct - Sat, 7 Nov

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United Airlines flights from Perth to Seattle

Our best United Airlines deals on Perth to Seattle flight tickets
United Airlines
15 July
PER23:55Perth
36h 15m
3 stops
SEA21:10Seattle/Tacoma Intl
29 July
SEA17:04Seattle/Tacoma Intl
27h 36m
2 stops
PER11:40Perth
$2,106
United Airlines
25 Aug
PER15:30Perth
44h 13m
2 stops
SEA20:43Seattle/Tacoma Intl
18 Jan
SEA17:30Seattle/Tacoma Intl
29h 15m
2 stops
PER14:45Perth
$2,114

Qantas Airways flights from Perth to Seattle

Our best Qantas Airways deals on Perth to Seattle flight tickets
Qantas Airways
22 Oct
PER10:30Perth
27h 27m
2 stops
SEA22:57Seattle/Tacoma Intl
4 Nov
SEA14:10Seattle/Tacoma Intl
35h 20m
2 stops
PER17:30Perth
$1,910
Qantas Airways
15 July
PER10:35Perth
26h 23m
2 stops
SEA21:58Seattle/Tacoma Intl
29 July
SEA17:10Seattle/Tacoma Intl
27h 55m
2 stops
PER12:05Perth
$1,924
Qantas Airways
15 July
PER10:35Perth
26h 23m
2 stops
SEA21:58Seattle/Tacoma Intl
29 July
SEA17:10Seattle/Tacoma Intl
29h 35m
2 stops
PER13:45Perth
$1,927

momondo Fare Finder

 
Customise your flight search to find flights from Perth to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 20 June 2026.
Use the filters below to find and compare flights from Perth to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 22/10

08:35-20:05

1 stop26h 30m

Seattle/Tacoma Intl

Mon 2/11

23:55-07:15

1 stop39h 20m

$1,557

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 6/9

10:35-15:15

2 stops43h 40m

Seattle/Tacoma Intl

Sat 19/9

10:15-17:10

1 stop39h 55m

$1,788

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 7/9

18:25-15:15

3 stops35h 50m

Seattle/Tacoma Intl

Mon 8/3

23:55-07:15

1 stop39h 20m

$1,898

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 22/10

10:30-22:57

2 stops27h 27m

Seattle/Tacoma Intl

Wed 4/11

14:10-17:30

2 stops35h 20m

$1,910
Fastest return journey

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 15/7

10:35-21:58

2 stops26h 23m

Seattle/Tacoma Intl

Wed 29/7

17:10-12:05

2 stops27h 55m

$1,924

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 15/7

10:35-21:58

2 stops26h 23m

Seattle/Tacoma Intl

Wed 29/7

17:10-13:45

2 stops29h 35m

$1,927

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 12/8

10:35-21:58

2 stops26h 23m

Seattle/Tacoma Intl

Wed 9/9

17:02-12:25

2 stops28h 23m

$1,930

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 19/10

10:30-19:53

2 stops24h 23m

Seattle/Tacoma Intl

Mon 2/11

16:20-17:00

2 stops32h 40m

$1,935

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 19/10

23:45-16:36

2 stops31h 51m

Seattle/Tacoma Intl

Tue 3/11

05:24-12:50

2 stops39h 26m

$1,937

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 21/10

22:55-16:36

2 stops32h 41m

Seattle/Tacoma Intl

Sat 7/11

23:59-12:50

2 stops44h 51m

$1,944

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

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

What is the typical price of a round-trip flight between Perth and Seattle?

What is the cheapest month to fly to Seattle?

The month of February is, on average, the cheapest month to fly to Seattle from Perth, with most prices found around $1,339. If you are unable to visit Seattle during the month of February, then departing from Perth during the month September is also very affordable. Most momondo users find prices during this month for around $1,516.

Can stopping save me money on Perth to Seattle flights?

You could potentially save up to 39% 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 return 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

Fastest flight time

22h 35m

Direct flights

None
The fastest flight from Perth to Seattle takes 22h 35m
There are no direct flights from Perth to Seattle. There are no popular flight routes from Perth to Seattle.
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Frequently asked questions about flying from Perth to Seattle

  • How far is Perth to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 14868.9 km away from Perth. A reasonable flight in good conditions will take 22h 35m.

  • 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 are updated daily.

  • How many operators does momondo search for flights from Perth Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Perth Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 licence 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.

  • What is the most popular airline from Perth to Seattle?

Best airlines flying from Perth to Seattle

Compare and see reviews for airlines that fly from Perth to Seattle with momondo
Airline
Rating
Free cancellation
Price
Japan AirlinesPriceFrom $1,295Free cancellationRating
8.3
1,841 reviews
Search Japan Airlines flights
Qantas AirwaysPriceFrom $1,594Free cancellationRating
7.5
1,047 reviews
Search Qantas Airways flights
Singapore AirlinesPriceFrom $1,601Free cancellationRating
8.2
1,545 reviews
Search Singapore Airlines flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
SeaTac

Why use momondo?

Why should I use momondo to find a flight deal from Perth to Seattle?

Finding the right flight to Seattle from Perth is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Perth to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Perth to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Perth to Seattle?

Once all potential Perth to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Perth to Seattle right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Perth to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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