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Cheap flights from Perth to Seattle from $1,004

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.
Qantas Airways Logo
10:35 - 21:58
PER
-
SEA
26h 23m
2 stops
Qantas Airways Logo
18:10 - 17:00
SEA
-
PER
31h 50m
2 stops
$1,815Qantas Airways
Wed, 22 Jul - Wed, 29 Jul
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
$1,852Qantas Airways
Wed, 22 Jul - Wed, 29 Jul
Multiple Airlines Logo
23:05 - 10:07
PER
-
SEA
26h 02m
2 stops
Multiple Airlines Logo
19:20 - 14:55
SEA
-
PER
28h 35m
2 stops
$1,853Multiple Airlines
Wed, 12 Aug - Wed, 9 Sep
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
$1,903Qantas Airways
Wed, 12 Aug - Wed, 9 Sep
Multiple Airlines Logo
23:55 - 13:48
PER
-
SEA
28h 53m
2 stops
Multiple Airlines Logo
17:55 - 12:50
SEA
-
PER
26h 55m
2 stops
$1,918Multiple Airlines
Sun, 2 Aug - Tue, 9 Feb
American Airlines Logo
23:45 - 13:48
PER
-
SEA
29h 03m
2 stops
American Airlines Logo
14:10 - 11:15
SEA
-
PER
29h 05m
2 stops
$1,944American Airlines
Sun, 2 Aug - Tue, 9 Feb
Qantas Airways Logo
22:55 - 23:29
PER
-
SEA
39h 34m
2 stops
Qantas Airways Logo
15:58 - 11:15
SEA
-
PER
28h 17m
2 stops
$2,023Qantas Airways
Fri, 28 Aug - Fri, 18 Sep
Virgin Australia Logo
15:30 - 21:03
PER
-
SEA
44h 33m
2 stops
Virgin Australia Logo
17:04 - 14:05
SEA
-
PER
30h 01m
2 stops
$2,097Virgin Australia
Fri, 10 Jul - Mon, 10 Aug
American Airlines Logo
13:50 - 12:25
PER
-
SEA
38h 35m
2 stops
American Airlines Logo
05:24 - 11:15
SEA
-
PER
37h 51m
2 stops
$2,099American Airlines
Fri, 6 Nov - Tue, 10 Nov
Multiple Airlines Logo
14:50 - 19:45
PER
-
SEA
43h 55m
2 stops
Multiple Airlines Logo
23:10 - 07:15
SEA
-
PER
41h 05m
1 stop
$2,250Multiple Airlines
Fri, 28 Aug - Fri, 18 Sep

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United Airlines flights from Perth to Seattle

Our best United Airlines deals on Perth to Seattle flight tickets
United Airlines
6 Nov
PER23:45Perth
30h 33m
2 stops
SEA14:18Seattle/Tacoma Intl
10 Nov
SEA19:32Seattle/Tacoma Intl
27h 13m
2 stops
PER14:45Perth
$2,280
United Airlines
17 June
PER18:10Perth
37h 10m
2 stops
SEA16:20Seattle/Tacoma Intl
8 July
SEA05:15Seattle/Tacoma Intl
40h 40m
2 stops
PER12:55Perth
$2,691
United Airlines
17 June
PER18:10Perth
37h 10m
2 stops
SEA16:20Seattle/Tacoma Intl
8 July
SEA08:35Seattle/Tacoma Intl
36h 05m
2 stops
PER11:40Perth
$2,789

Singapore Airlines flights from Perth to Seattle

Our best Singapore Airlines deals on Perth to Seattle flight tickets
Singapore Airlines
5 Nov
PER01:15Perth
21h 55m
1 stop
SEA07:10Seattle/Tacoma Intl
10 Nov
SEA08:45Seattle/Tacoma Intl
28h 40m
1 stop
PER05:25Perth
$2,488
Singapore Airlines
5 Nov
PER01:15Perth
21h 55m
1 stop
SEA07:10Seattle/Tacoma Intl
10 Nov
SEA08:45Seattle/Tacoma Intl
28h 40m
1 stop
PER05:25Perth
$2,500
Singapore Airlines
5 Nov
PER01:15Perth
21h 55m
1 stop
SEA07:10Seattle/Tacoma Intl
10 Nov
SEA08:45Seattle/Tacoma Intl
28h 40m
1 stop
PER05:25Perth
$2,501

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 15 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

Wed 22/7

10:35-21:58

2 stops26h 23m

Seattle/Tacoma Intl

Wed 29/7

18:10-17:00

2 stops31h 50m

$1,815
Fastest return journey

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 22/7

10:35-21:58

2 stops26h 23m

Seattle/Tacoma Intl

Wed 29/7

17:10-12:05

2 stops27h 55m

$1,852

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 12/8

23:05-10:07

2 stops26h 02m

Seattle/Tacoma Intl

Wed 9/9

19:20-14:55

2 stops28h 35m

$1,853

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

$1,903

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 2/8

23:55-13:48

2 stops28h 53m

Seattle/Tacoma Intl

Tue 9/2

17:55-12:50

2 stops26h 55m

$1,918

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 2/8

23:45-13:48

2 stops29h 03m

Seattle/Tacoma Intl

Tue 9/2

14:10-11:15

2 stops29h 05m

$1,944

PerthSeattle

PER - SEA

PERSEA

Perth

Fri 28/8

22:55-23:29

2 stops39h 34m

Seattle/Tacoma Intl

Fri 18/9

15:58-11:15

2 stops28h 17m

$2,023

PerthSeattle

PER - SEA

PERSEA

Perth

Fri 10/7

15:30-21:03

2 stops44h 33m

Seattle/Tacoma Intl

Mon 10/8

17:04-14:05

2 stops30h 01m

$2,097

PerthSeattle

PER - SEA

PERSEA

Perth

Fri 6/11

13:50-12:25

2 stops38h 35m

Seattle/Tacoma Intl

Tue 10/11

05:24-11:15

2 stops37h 51m

$2,098

PerthSeattle

PER - SEA

PERSEA

Perth

Fri 28/8

14:50-19:45

2 stops43h 55m

Seattle/Tacoma Intl

Fri 18/9

23:10-07:15

1 stop41h 05m

$2,250

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 $1,309. 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 $1,507.

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

26h 23m

Direct flights

None
The fastest flight from Perth to Seattle takes 26h 23m
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?

    Seattle/Tacoma Intl is 14868.9 km away from Perth. A reasonable flight in good conditions will take 26h 23m.

  • 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 $1,288Free cancellationRating
8.3
1,838 reviews
Search Japan Airlines flights
Qantas AirwaysPriceFrom $1,585Free cancellationRating
7.5
1,046 reviews
Search Qantas Airways flights
Singapore AirlinesPriceFrom $1,592Free 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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