Insights
Latest deals
Reviews
FAQs

Cheap flights from Seattle to Perth from $1,021

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Perth departing on 12/6. 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
From?
To?
Tue 2/4
Tue 9/4
'This year, momondo is the #1 place for airfares on the internet.'

Cheap Seattle to Perth (SEA to PER) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Perth

Best price found

$1,021

Fastest flight time

22h 40m

Direct flights

None

Airports in Perth

1 airport
The best one-way flight to Perth from Seattle in the past 72 hours is $1,021. The best return flight deal from Seattle to Perth found on momondo in the last 72 hours is $2,181.
The fastest flight from Seattle to Perth takes 22h 40m
There are no direct flights from Seattle to Perth. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Perth Airport.
There is 1 airport near Perth: Perth (PER)

How to get the cheapest flight ticket from Seattle to Perth

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 from Seattle to Perth?

September. The cheapest time of year to fly to Perth from Seattle is September. The most expensive is January.

What is the cheapest day to depart Seattle for Perth?

Thursday. The cheapest day of the week is usually Thursday. The most expensive is usually Tuesday.

When is the cheapest time to fly from Seattle to Perth?

In the morning. Seattle to Perth flights are approximately 35% more expensive in the afternoon than in the morning

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

Singapore Airlines. Singapore Airlines is the most popular carrier operating from Seattle to Perth

What is the cheapest Seattle to Perth flight route?

Seattle/Tacoma Intl - Perth. Fly from Seattle/Tacoma Intl to Perth for the best Seattle - Perth flight prices

How far in advance should you book Seattle to Perth flights?

36 days before. The cheapest time to buy a flight from Seattle to Perth is approximately 36 days to departure

When travelling from Seattle to Perth, the most popular airport to fly into is Perth Airport. The majority of travellers flying into Perth Airport from Seattle are departing from Seattle/Tacoma Intl Airport. In March, $2,034 is typically the cheapest round trip price you’ll find from Seattle to Perth which you can find when you fly SEA — PER.

Seattle/Tacoma Intl Airport (SEA) to Perth Airport (PER)$2,034
Search

Easily compare return flights from Seattle to Perth

Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Perth by changing tabs
Singapore Airlines
17 Sept
SEA10:15Seattle/Tacoma Intl
22h 40m
1 stop
PER23:55Perth
25 Sept
PER13:45Perth
34h 00m
1 stop
SEA08:45Seattle/Tacoma Intl
Multiple Airlines
13 Aug
SEA06:00Seattle/Tacoma Intl
43h 00m
2 stops
PER16:00Perth
19 Aug
PER19:50Perth
41h 17m
2 stops
SEA22:07Seattle/Tacoma Intl
Qatar Airways
9 May
SEA16:30Seattle/Tacoma Intl
35h 05m
1 stop
PER18:35Perth
18 May
PER22:45Perth
28h 45m
1 stop
SEA12:30Seattle/Tacoma Intl
United Airlines
15 Sept
SEA19:45Seattle/Tacoma Intl
27h 55m
2 stops
PER14:40Perth
25 Sept
PER23:45Perth
33h 32m
2 stops
SEA18:17Seattle/Tacoma Intl
Air Canada
11 June
SEA23:10Seattle/Tacoma Intl
55h 20m
3 stops
PER21:30Perth
27 July
PER15:30Perth
33h 35m
2 stops
SEA10:05Seattle/Tacoma Intl
Singapore Airlines
18 Sept
SEA07:00Seattle/Tacoma Intl
38h 30m
2 stops
PER12:30Perth
25 Sept
PER06:25Perth
41h 20m
1 stop
SEA08:45Seattle/Tacoma Intl

Find the cheapest one-way flights from Seattle to Perth

If you're looking for one-way flights from Seattle to Perth, view some of our deals below provided by Air Canada, Air New Zealand and Singapore Airlines
Multiple Airlines
12 June
SEA08:35Seattle/Tacoma Intl
47h 25m
2 stops
PER23:00Perth
Air New Zealand
10 June
SEA05:50Seattle/Tacoma Intl
43h 10m
2 stops
PER16:00Perth
Air Canada
17 June
SEA15:10Seattle/Tacoma Intl
33h 35m
2 stops
PER15:45Perth

Best airlines flying from Seattle to Perth

Compare and see reviews for airlines that fly from Seattle to Perth with momondo
Airline
Rating
Free cancellation
Price
Singapore AirlinesPriceFrom $1,893Free cancellationRating
8.2
1,510 reviews
Search Singapore Airlines flights

Singapore Airlines flights from Seattle to Perth

Our best Singapore Airlines deals on Seattle to Perth flight tickets
Singapore Airlines
17 Sept
SEA10:15Seattle/Tacoma Intl
22h 40m
1 stop
PER23:55Perth
25 Sept
PER13:45Perth
34h 00m
1 stop
SEA08:45Seattle/Tacoma Intl
Singapore Airlines
18 Sept
SEA07:00Seattle/Tacoma Intl
38h 30m
2 stops
PER12:30Perth
25 Sept
PER06:25Perth
41h 20m
1 stop
SEA08:45Seattle/Tacoma Intl
Singapore Airlines
17 Sept
SEA10:15Seattle/Tacoma Intl
27h 55m
1 stop
PER05:10Perth
24 Sept
PER01:10Perth
28h 35m
2 stops
SEA14:45Seattle/Tacoma Intl

Air Canada flights from Seattle to Perth

Our best Air Canada deals on Seattle to Perth flight tickets
Air Canada
11 June
SEA23:10Seattle/Tacoma Intl
55h 20m
3 stops
PER21:30Perth
27 July
PER15:30Perth
33h 35m
2 stops
SEA10:05Seattle/Tacoma Intl
Air Canada
11 June
SEA23:10Seattle/Tacoma Intl
55h 20m
3 stops
PER21:30Perth
25 July
PER23:30Perth
25h 35m
2 stops
SEA10:05Seattle/Tacoma Intl
Air Canada
22 July
SEA19:05Seattle/Tacoma Intl
26h 50m
2 stops
PER12:55Perth
4 Aug
PER23:55Perth
25h 10m
2 stops
SEA10:05Seattle/Tacoma Intl

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

    A flight from Seattle/Tacoma Intl to Perth will travel around 14868.9 km. Flights usually cover this in 22h 40m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Perth Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Perth Airport refresh daily.

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

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Perth 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Perth Airport.

  • What documentation or ID do you need to fly to Perth Airport?

    The necessary travel and health documents for your Perth 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.


Alternative routes for Seattle to Perth

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Spokane to Perth Flights
Fastest flight time38h 05m
Cheapest price$2,611

Similar Seattle to Perth flights

Flexible with your destination? Broaden your search and find flights similar to your Seattle to Perth route

Why use momondo?

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

Finding the right flight to Perth from Seattle 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 Perth quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Perth from Seattle with this policy.

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

momondo helps you find the best flight between Seattle and Perth 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 Seattle to Perth right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Perth, momondo offers a useful price alert feature which will track prices for flights to Perth from Seattle and alert you when they change.


An easier way to manage your Perth trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.

Find better results for your stay in Australia


Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 2/4
Tue 9/4
Email me momondo's favourite deals