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Cheap flights from Perth to Seattle from $861

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 28/9. 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.
Multiple Airlines Logo
18:25 - 15:15
PER
-
SEA
35h 50m
3 stops
Multiple Airlines Logo
00:10 - 17:10
SEA
-
PER
50h 00m
3 stops
$1,696Multiple Airlines
Mon, 31 Aug - Sun, 6 Sep
Multiple Airlines Logo
09:55 - 16:10
PER
-
SEA
45h 15m
2 stops
Multiple Airlines Logo
01:15 - 04:20
SEA
-
PER
60h 05m
2 stops
$1,713Multiple Airlines
Mon, 31 Aug - Sun, 6 Sep
Multiple Airlines Logo
10:30 - 21:40
PER
-
SEA
26h 10m
3 stops
Multiple Airlines Logo
16:59 - 11:15
SEA
-
PER
27h 16m
2 stops
$1,733Multiple Airlines
Wed, 9 Sep - Wed, 16 Sep
Qantas Airways Logo
23:55 - 23:21
PER
-
SEA
38h 26m
2 stops
Qantas Airways Logo
17:22 - 15:25
SEA
-
PER
31h 03m
2 stops
$1,791Qantas Airways
Sun, 30 Aug - Sun, 6 Sep
Singapore Airlines Logo
13:50 - 07:10
PER
-
SEA
33h 20m
1 stop
Singapore Airlines Logo
08:45 - 05:25
SEA
-
PER
28h 40m
1 stop
$1,797Singapore Airlines
Mon, 9 Nov - Sat, 21 Nov
Qantas Airways Logo
23:45 - 19:48
PER
-
SEA
35h 03m
2 stops
Qantas Airways Logo
17:02 - 12:25
SEA
-
PER
28h 23m
2 stops
$1,816Qantas Airways
Sun, 13 Sep - Sun, 20 Sep
Singapore Airlines Logo
13:45 - 08:45
PER
-
SEA
34h 00m
1 stop
Singapore Airlines Logo
10:15 - 12:30
SEA
-
PER
35h 15m
1 stop
$2,339Singapore Airlines
Wed, 2 Sep - Fri, 18 Sep
Singapore Airlines Logo
13:45 - 08:45
PER
-
SEA
58h 00m
1 stop
Singapore Airlines Logo
10:15 - 14:40
SEA
-
PER
37h 25m
1 stop
$2,379Singapore Airlines
Sun, 13 Sep - Sun, 20 Sep
Japan Airlines Logo
00:10 - 10:35
PER
-
SEA
25h 25m
2 stops
Japan Airlines Logo
13:15 - 06:50
SEA
-
PER
26h 35m
2 stops
$8,610Japan Airlines
Thu, 24 Sep - Fri, 23 Oct
Japan Airlines Logo
00:10 - 10:35
PER
-
SEA
25h 25m
2 stops
Japan Airlines Logo
13:15 - 06:50
SEA
-
PER
26h 35m
2 stops
$8,656Japan Airlines
Thu, 24 Sep - Fri, 23 Oct

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Air Canada flights from Perth to Seattle

Our best Air Canada deals on Perth to Seattle flight tickets
Air Canada
12 Aug
PER15:30Perth
33h 35m
2 stops
SEA10:05Seattle/Tacoma Intl
8 Sept
SEA10:50Seattle/Tacoma Intl
43h 50m
2 stops
PER21:40Perth
$1,733
Air Canada
5 Nov
PER22:30Perth
26h 57m
2 stops
SEA09:27Seattle/Tacoma Intl
9 Nov
SEA19:05Seattle/Tacoma Intl
33h 15m
2 stops
PER20:20Perth
$1,894
Air Canada
5 Nov
PER22:30Perth
26h 57m
2 stops
SEA09:27Seattle/Tacoma Intl
9 Nov
SEA19:05Seattle/Tacoma Intl
33h 15m
2 stops
PER20:20Perth
$1,904

Philippine Airlines flights from Perth to Seattle

Our best Philippine Airlines deals on Perth to Seattle flight tickets
Philippine Airlines
5 Nov
PER08:35Perth
25h 55m
1 stop
SEA18:30Seattle/Tacoma Intl
9 Nov
SEA21:30Seattle/Tacoma Intl
41h 50m
1 stop
PER07:20Perth
$1,957
Philippine Airlines
5 Nov
PER08:35Perth
25h 55m
1 stop
SEA18:30Seattle/Tacoma Intl
9 Nov
SEA21:30Seattle/Tacoma Intl
41h 50m
1 stop
PER07:20Perth
$1,967
Philippine Airlines
5 Nov
PER08:35Perth
25h 55m
1 stop
SEA18:30Seattle/Tacoma Intl
9 Nov
SEA21:30Seattle/Tacoma Intl
41h 50m
1 stop
PER07:20Perth
$1,968

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 4 August 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

Mon 31/8

18:25-15:15

3 stops35h 50m

Seattle/Tacoma Intl

Sun 6/9

00:10-17:10

3 stops50h 00m

$1,696

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 31/8

09:55-16:10

2 stops45h 15m

Seattle/Tacoma Intl

Sun 6/9

01:15-04:20

2 stops60h 05m

$1,713

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 9/9

10:30-21:40

3 stops26h 10m

Seattle/Tacoma Intl

Wed 16/9

16:59-11:15

2 stops27h 16m

$1,733

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 30/8

23:55-23:21

2 stops38h 26m

Seattle/Tacoma Intl

Sun 6/9

17:22-15:25

2 stops31h 03m

$1,791

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 9/11

13:50-07:10

1 stop33h 20m

Seattle/Tacoma Intl

Sat 21/11

08:45-05:25

1 stop28h 40m

$1,797

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 13/9

23:45-19:48

2 stops35h 03m

Seattle/Tacoma Intl

Sun 20/9

17:02-12:25

2 stops28h 23m

$1,816

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 2/9

13:45-08:45

1 stop34h 00m

Seattle/Tacoma Intl

Fri 18/9

10:15-12:30

1 stop35h 15m

$2,339

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 13/9

13:45-08:45

1 stop58h 00m

Seattle/Tacoma Intl

Sun 20/9

10:15-14:40

1 stop37h 25m

$2,379
Fastest return journey

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 24/9

00:10-10:35

2 stops25h 25m

Seattle/Tacoma Intl

Fri 23/10

13:15-06:50

2 stops26h 35m

$8,610

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 24/9

00:10-10:35

2 stops25h 25m

Seattle/Tacoma Intl

Fri 23/10

13:15-06:50

2 stops26h 35m

$8,656

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $1,520 to $2,115.
The lowest price recently found on this route was $1,644.

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 $1,542. If you are unable to visit Seattle during the month of February, then departing from Perth during the month October is also very affordable. Most momondo users find prices during this month for around $1,643.

Can stopping save me money on Perth to Seattle flights?

You could potentially save up to 22% 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 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

24h 09m

Direct flights

None
The fastest flight from Perth to Seattle takes 24h 09m
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 24h 09m.

  • 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 $1,289Free cancellationRating
8.3
1,889 reviews
Search Japan Airlines flights
Qantas AirwaysPriceFrom $1,594Free cancellationRating
7.5
1,079 reviews
Search Qantas Airways flights
Singapore AirlinesPriceFrom $1,601Free cancellationRating
8.2
1,584 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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