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Cheap flights from Perth to Seattle from $1,095

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 11/7. 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

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Find the cheapest flights from Perth to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
05:35 - 18:10
PER
-
SEA
28h 35m
2 stops
Multiple Airlines Logo
01:10 - 16:30
SEA
-
PER
48h 20m
2 stops
$1,575Multiple Airlines
Sat, 7 Mar - Tue, 24 Mar
Japan Airlines Logo
00:10 - 10:35
PER
-
SEA
25h 25m
2 stops
Japan Airlines Logo
13:15 - 06:50
SEA
-
PER
50h 35m
2 stops
$1,765Japan Airlines
Tue, 12 May - Wed, 27 May
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
$1,782Japan Airlines
Sun, 10 May - Thu, 28 May
Japan Airlines Logo
00:10 - 10:35
PER
-
SEA
25h 25m
2 stops
Japan Airlines Logo
13:15 - 22:40
SEA
-
PER
42h 25m
2 stops
$1,797Japan Airlines
Sun, 10 May - Thu, 28 May
Multiple Airlines Logo
18:25 - 10:20
PER
-
SEA
30h 55m
2 stops
Multiple Airlines Logo
12:25 - 17:10
SEA
-
PER
37h 45m
2 stops
$1,844Multiple Airlines
Wed, 1 Jul - Tue, 25 Aug
Singapore Airlines Logo
16:55 - 08:45
PER
-
SEA
30h 50m
1 stop
Singapore Airlines Logo
10:15 - 23:55
SEA
-
PER
22h 40m
1 stop
$1,855Singapore Airlines
Mon, 11 May - Thu, 28 May
Multiple Airlines Logo
23:45 - 09:15
PER
-
SEA
24h 30m
2 stops
Multiple Airlines Logo
19:20 - 14:55
SEA
-
PER
28h 35m
2 stops
$1,892Multiple Airlines
Mon, 11 May - Thu, 28 May
Multiple Airlines Logo
18:05 - 13:07
PER
-
SEA
34h 02m
2 stops
Multiple Airlines Logo
10:15 - 17:10
SEA
-
PER
39h 55m
1 stop
$1,898Multiple Airlines
Tue, 31 Mar - Tue, 7 Apr
Singapore Airlines Logo
16:55 - 08:45
PER
-
SEA
30h 50m
1 stop
Singapore Airlines Logo
10:15 - 23:55
SEA
-
PER
22h 40m
1 stop
$1,913Singapore Airlines
Mon, 11 May - Thu, 28 May
Japan Airlines Logo
00:10 - 10:35
PER
-
SEA
25h 25m
2 stops
Japan Airlines Logo
13:15 - 22:40
SEA
-
PER
42h 25m
2 stops
$1,917Japan Airlines
Mon, 11 May - Tue, 26 May

United Airlines flights from Perth to Seattle

Our best United Airlines deals on Perth to Seattle flight tickets
United Airlines
11 May
PER16:55Perth
60h 41m
2 stops
SEA14:36Seattle/Tacoma Intl
26 May
SEA07:00Seattle/Tacoma Intl
31h 10m
2 stops
PER05:10Perth
$1,967
United Airlines
11 May
PER16:55Perth
43h 11m
2 stops
SEA21:06Seattle/Tacoma Intl
25 May
SEA10:29Seattle/Tacoma Intl
37h 11m
2 stops
PER14:40Perth
$1,997
United Airlines
1 July
PER23:55Perth
36h 15m
3 stops
SEA21:10Seattle/Tacoma Intl
25 Aug
SEA07:00Seattle/Tacoma Intl
31h 10m
2 stops
PER05:10Perth
$2,005

Japan Airlines flights from Perth to Seattle

Our best Japan Airlines deals on Perth to Seattle flight tickets
Japan Airlines
12 May
PER00:10Perth
25h 25m
2 stops
SEA10:35Seattle/Tacoma Intl
27 May
SEA13:15Seattle/Tacoma Intl
50h 35m
2 stops
PER06:50Perth
$1,765
Japan Airlines
10 May
PER00:10Perth
25h 25m
2 stops
SEA10:35Seattle/Tacoma Intl
28 May
SEA13:15Seattle/Tacoma Intl
26h 35m
2 stops
PER06:50Perth
$1,782
Japan Airlines
10 May
PER00:10Perth
25h 25m
2 stops
SEA10:35Seattle/Tacoma Intl
28 May
SEA13:15Seattle/Tacoma Intl
42h 25m
2 stops
PER22:40Perth
$1,797

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 17 February 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

PerthSeattle

PER - SEA

PERSEA

Perth

Sat 7/3

05:35-18:10

2 stops28h 35m

Seattle/Tacoma Intl

Tue 24/3

01:10-16:30

2 stops48h 20m

$1,575

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 12/5

00:10-10:35

2 stops25h 25m

Seattle/Tacoma Intl

Wed 27/5

13:15-06:50

2 stops50h 35m

$1,765

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 10/5

00:10-10:35

2 stops25h 25m

Seattle/Tacoma Intl

Thu 28/5

13:15-06:50

2 stops26h 35m

$1,782

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 10/5

00:10-10:35

2 stops25h 25m

Seattle/Tacoma Intl

Thu 28/5

13:15-22:40

2 stops42h 25m

$1,797

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 1/7

18:25-10:20

2 stops30h 55m

Seattle/Tacoma Intl

Tue 25/8

12:25-17:10

2 stops37h 45m

$1,844

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 11/5

16:55-08:45

1 stop30h 50m

Seattle/Tacoma Intl

Thu 28/5

10:15-23:55

1 stop22h 40m

$1,855

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 11/5

23:45-09:15

2 stops24h 30m

Seattle/Tacoma Intl

Thu 28/5

19:20-14:55

2 stops28h 35m

$1,892

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 31/3

18:05-13:07

2 stops34h 02m

Seattle/Tacoma Intl

Tue 7/4

10:15-17:10

1 stop39h 55m

$1,898

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 11/5

16:55-08:45

1 stop30h 50m

Seattle/Tacoma Intl

Thu 28/5

10:15-23:55

1 stop22h 40m

$1,913

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 11/5

00:10-10:35

2 stops25h 25m

Seattle/Tacoma Intl

Tue 26/5

13:15-22:40

2 stops42h 25m

$1,917

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 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 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 $1,429. 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 $1,588.

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 $1,842 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Perth for as low as $1,568 on momondo.

Can stopping save me money on Perth to Seattle flights?

You could potentially save up to 18% on your flight if you consider stops on a Perth to Seattle flight.

How have Perth to Seattle flight prices changed over time?

As of February 2026, prices for Perth to Seattle flights are approximately 26% more expensive when compared to flights at the same time last year.

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

28h 55m

Direct flights

None
The fastest flight from Perth to Seattle takes 28h 55m
There are no direct flights from Perth to Seattle. There are no popular flight routes from Perth to Seattle.
Search flight deals

  • 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 28h 55m.

  • 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 $1,285Free cancellationRating
8.3
1,706 reviews
Search Japan Airlines flights
Qantas AirwaysPriceFrom $1,581Free cancellationRating
7.5
992 reviews
Search Qantas Airways flights
Singapore AirlinesPriceFrom $1,589Free cancellationRating
8.2
1,457 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.

An easier way to manage your Seattle trip

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