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Cheap flights from Seattle to Perth from $1,524

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — PER
5 May — 12 May1
1 adult
Sun 5/5
Sun 12/5

The best prices from Seattle/Tacoma Intl to Perth are usually found in September or May, booked 36 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Seattle to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Perth (PER). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 April 2024.

Popular in

January

Cheapest in

September

Average price

$2,148

Round-trip from

$471
High demand for flights, 32% potential price rise
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Best time to find cheap flights, 27% potential price drop
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Average for round-trip flights in April 2024
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From Seattle/Tacoma Intl to Perth
Search Deals

What is the cheapest day to fly return from Seattle to Perth?

Tuesday flights are found to be more expensive to fly from Seattle to Perth. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Perth.

How far in advance should I book a flight from Seattle to Perth?

Users have found that booking a flight from Seattle to Perth at least 37 days early can save you up to 77% on average compared to booking a flight this week. If booking 37 days before your flight isn’t an option for you, users have found flights from Seattle to Perth for as little as $2,567 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $3,714 for flights departing within the next 3 days.

What is the cheapest month to fly from Seattle to Perth?

Flights from Seattle to Perth lean towards being more expensive in January. Prices are generally better when you fly from Seattle to Perth in September, with the cheapest ticket starting at $2,011.

When is the cheapest time to fly from Seattle to Perth (SEA - PER)?

When flying from Seattle to Perth, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 26% versus a flight at midday.

Cheap Qatar Airways flights from Seattle to Perth

Explore cheap flight options specifically provided by Qatar Airways for the route between Seattle and Perth. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 565,893 searches. Data last updated 30 April 2024.
Find some of the cheapest Qatar Airways flights travelling from Seattle to Perth. Come back soon if you're not finding the exact deal you're looking for.
Sun 15/907:00SEA - PER
2 stops44h 35mQatar Airways
Mon 7/1022:45PER - SEA
2 stops37h 15mQatar Airways
Deal found 29/4$2,290
Sun 22/916:30SEA - PER
1 stop35h 05mQatar Airways
Thu 17/1022:45PER - SEA
1 stop28h 45mQatar Airways
Deal found 28/4$2,398
Tue 24/916:30SEA - PER
1 stop35h 05mQatar Airways
Tue 15/1022:45PER - SEA
1 stop28h 45mQatar Airways
Deal found 28/4$2,467
Mon 23/916:30SEA - PER
1 stop35h 05mQatar Airways
Tue 15/1022:45PER - SEA
1 stop28h 45mQatar Airways
Deal found 28/4$2,511
Fri 18/1016:30SEA - PER
1 stop35h 05mQatar Airways
Mon 28/1022:45PER - SEA
1 stop29h 05mQatar Airways
Deal found 29/4$2,602
Wed 23/1016:30SEA - PER
1 stop35h 05mQatar Airways
Sun 27/1022:45PER - SEA
1 stop29h 05mQatar Airways
Deal found 29/4$2,692
Wed 25/916:30SEA - PER
1 stop35h 05mQatar Airways
Fri 18/1022:45PER - SEA
1 stop28h 45mQatar Airways
Deal found 28/4$2,787
Thu 26/916:30SEA - PER
1 stop35h 05mQatar Airways
Mon 14/1013:15PER - SEA
2 stops38h 15mQatar Airways
Deal found 28/4$2,857
Fri 27/916:30SEA - PER
1 stop35h 05mQatar Airways
Sun 13/1022:45PER - SEA
1 stop28h 45mQatar Airways
Deal found 28/4$2,966

Cheap Singapore Airlines flights from Seattle to Perth

Explore cheap flight options specifically provided by Singapore Airlines for the route between Seattle and Perth. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 565,893 searches. Data last updated 30 April 2024.
Browse through some of the cheapest Singapore Airlines flights travelling from Seattle to Perth. Check back soon if you're not seeing flights that suit your needs.
Sun 22/910:15SEA - PER
1 stop27h 55mSingapore Airlines
Mon 14/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 29/4$1,524
Sun 22/910:15SEA - PER
1 stop27h 55mSingapore Airlines
Mon 14/1001:10PER - SEA
1 stop22h 35mSingapore Airlines
Deal found 28/4$1,594
Sun 15/910:15SEA - PER
1 stop22h 40mSingapore Airlines
Mon 7/1017:10PER - SEA
1 stop30h 35mSingapore Airlines
Deal found 30/4$1,615
Sat 21/910:15SEA - PER
1 stop22h 40mSingapore Airlines
Mon 14/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 28/4$1,618
Sun 22/910:15SEA - PER
1 stop27h 55mSingapore Airlines
Sat 12/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 28/4$1,671
Sat 21/910:15SEA - PER
1 stop22h 40mSingapore Airlines
Fri 18/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 28/4$1,693
Mon 23/917:55SEA - PER
2 stops27h 35mSingapore Airlines
Mon 14/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 28/4$1,889
Sun 15/910:15SEA - PER
1 stop22h 40mSingapore Airlines
Mon 7/1017:10PER - SEA
2 stops36h 49mSingapore Airlines
Deal found 30/4$1,891
Sun 22/910:15SEA - PER
1 stop27h 55mSingapore Airlines
Fri 11/1001:10PER - SEA
1 stop22h 35mSingapore Airlines
Deal found 28/4$1,903

Seattle to Perth 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Perth in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 565,893 searches. Data last updated 30 April 2024.
These are some of the best deals we've found on flights to Perth in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Sun 22/910:15SEA - PER
1 stop27h 55mSingapore Airlines
Mon 14/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 29/4$1,524
Sun 22/910:15SEA - PER
1 stop27h 55mSingapore Airlines
Wed 16/1001:10PER - SEA
1 stop22h 35mSingapore Airlines
Deal found 28/4$1,594
Sun 15/910:15SEA - PER
1 stop22h 40mSingapore Airlines
Mon 7/1017:10PER - SEA
1 stop30h 35mSingapore Airlines
Deal found 29/4$1,615
Sat 21/910:15SEA - PER
1 stop22h 40mSingapore Airlines
Mon 14/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 28/4$1,618
Sun 22/910:15SEA - PER
1 stop27h 55mSingapore Airlines
Fri 18/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 28/4$1,671
Sat 21/910:15SEA - PER
1 stop22h 40mSingapore Airlines
Fri 18/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 28/4$1,693
Mon 23/917:55SEA - PER
2 stops27h 35mSingapore Airlines
Mon 14/1013:45PER - SEA
1 stop34h 00mSingapore Airlines
Deal found 28/4$1,889
Sun 22/910:15SEA - PER
1 stop27h 55mSingapore Airlines
Mon 14/1017:10PER - SEA
2 stops36h 49mSingapore Airlines
Deal found 29/4$1,891
Sun 22/910:15SEA - PER
1 stop27h 55mSingapore Airlines
Fri 11/1001:10PER - SEA
1 stop22h 35mSingapore Airlines
Deal found 28/4$1,903

One-way flights to Perth from Seattle

Search for one-way flight options from Seattle to Perth. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 565,893 searches. Data last updated 30 April 2024.
Take a look at some of the best available options we've come across on one-way flights from Seattle to Perth. Users needing a return flight from Seattle to Perth should utilise the search form above.
Thu 3/1013:32SEA - PER
2 stops51h 03mMultiple Airlines
Deal found 28/4$1,982
Thu 3/1010:15SEA - PER
1 stop23h 30mMultiple Airlines
Deal found 28/4$11,476
Thu 3/1010:15SEA - PER
1 stop23h 30mMultiple Airlines
Deal found 28/4$11,575
Wed 2/1001:45SEA - PER
2 stops29h 50mMultiple Airlines
Deal found 28/4$11,636
Wed 2/1001:45SEA - PER
2 stops29h 50mMultiple Airlines
Deal found 28/4$11,794
Thu 3/1015:40SEA - PER
3 stops31h 00mMultiple Airlines
Deal found 28/4$12,676

Find flights from Seattle to Perth within your budget

Customise your flight search to find flights from Seattle to Perth 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, Cheapflights users made 565,893 searches. Data last updated 30 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,524 - $3,381

Route

Depart

Return

Price

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sun 22/9

1 stop27h 55m

Perth

Mon 14/10

1 stop34h 00m

$1,524

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sun 22/9

1 stop27h 55m

Perth

Mon 14/10

1 stop22h 35m

$1,594

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sun 15/9

1 stop22h 40m

Perth

Mon 7/10

1 stop30h 35m

$1,615

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sat 21/9

1 stop22h 40m

Perth

Mon 14/10

1 stop34h 00m

$1,618

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sun 22/9

1 stop27h 55m

Perth

Sat 12/10

1 stop34h 00m

$1,671

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sun 22/9

2 stops41h 40m

Perth

Mon 14/10

2 stops35h 10m

$2,247

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sun 15/9

2 stops44h 35m

Perth

Mon 7/10

2 stops37h 15m

$2,290

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sun 22/9

2 stops35h 23m

Perth

Sun 13/10

2 stops35h 26m

$3,081

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Fri 28/6

2 stops33h 05m

Perth

Sun 7/7

2 stops41h 30m

$3,381

Flights are sorted by cheapest first

Deals found on 29/4

When is the best time to book a flight from Seattle to Perth?

Use this chart to determine the optimal time to book a return flight from Seattle to Perth. Price data was last updated on 28 January 2024.
The best time to book flights from Seattle to Perth is 36 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

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

Use this chart to determine the cheapest time to fly return from Seattle to Perth. Price data was last updated on 28 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Seattle to Perth flight should consider departing on Thursday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Perth by month

Plan your trip from Seattle to Perth by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Perth is currently $10,190 while a return flight costs $2,113. Price data was last updated on 28 April 2024.

Currently, September is the cheapest month in which you can book a flight from Seattle to Perth (average of $309). Flying from Seattle to Perth in December is currently the most expensive (average of $388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$553

February

$559

March

$527

April

$506

May

$491

June

$484

July

$480

August

$481

September

$471

October

$512

November

$562

December

$591

Temperature and rainfall in Perth by month

Plan your trip to Perth by taking into account the average temperature and rainfall totals by month.

PER

Temperature

12 - 24 °C

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Perth. Reviews last updated 30 April 2024.
Read through reviews of airlines operating flights from Seattle to Perth, such as Qatar Airways, Singapore Airlines and Cathay Pacific. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.3
Very Good
647 reviews
Check prices

Food

7.7

Crew

8.8

Entertainment

7.9

Comfort

8.1

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Air New Zealand
8.3
Very Good
647 reviews
Air New Zealand
8.3
Very Good
647 reviews
Check prices

Food

7.7

Crew

8.8

Entertainment

7.9

Comfort

8.1

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Singapore Airlines
8.3
Very Good
1,475 reviews
Air New Zealand
8.3
Very Good
647 reviews
Check prices

Food

7.7

Crew

8.8

Entertainment

7.9

Comfort

8.1

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Cathay Pacific
7.9
Good
1,119 reviews
Air New Zealand
8.3
Very Good
647 reviews
Check prices

Food

7.7

Crew

8.8

Entertainment

7.9

Comfort

8.1

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Qatar Airways
7.7
Good
4,454 reviews
Air New Zealand
8.3
Very Good
647 reviews
Check prices

Food

7.7

Crew

8.8

Entertainment

7.9

Comfort

8.1

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

United Airlines
7.4
Good
11,187 reviews
Air New Zealand
8.3
Very Good
647 reviews
Check prices

Food

7.7

Crew

8.8

Entertainment

7.9

Comfort

8.1

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Perth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Seattle to Perth for under $1,600 on Cheapflights?

    Yes, there are multiple flights from Seattle to Perth for under $1,600. The cheapest flight booked recently is on Singapore Airlines for just $1,524, but on average you can expect to pay $1,883.

  • What are the cheapest airlines flying from Seattle to Perth round-trip?

    Our cheapest airline available from Seattle to Perth is Singapore Airlines. Our recent data shows that you can find tickets from as low as $1,524 on this airline. An additional option worth looking into is Qatar Airways, starting at $2,290. You may be able to fly from Seattle to Perth for 46% less than the average price by searching for these airlines.

  • What does SEA to PER mean?

    This is defined as Seattle/Tacoma Intl Airport (SEA) and Perth Airport (PER). Codes like Perth Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Seattle to Perth that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Perth flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Perth with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Perth flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Perth that include hotel bookings?

    Yes. In addition to deals on Seattle to Perth flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Perth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Perth.

  • Can I find deals for business class flights from Seattle to Perth?

    Yes. Cheapflights offers flight deals from Seattle to Perth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Perth that allow pets onboard?

    Many airlines flying from Seattle to Perth offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Perth?

    Yes, you can often find last-minute deals on Seattle to Perth flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Perth flight deals updated?

    The Seattle to Perth flight deals you see on this page were last updated on 29/4.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Perth
See prices for flight routes from nearby airports that may be better suited for you.

Spokane to Perth flights

Top airline flying from Seattle to Perth

Discover the top airline that operate flights from Seattle to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 565,893 searches. Data last updated 30 April 2024.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,879Average$2,196FlexibilityNo cancel feeOn-time81%
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Search flights from Seattle to Perth by cabin class

Find flights from Seattle to Perth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Business Class
Prem Econ Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Perth?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Perth. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Perth?

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to Perth for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Seattle to Perth with no change fees?

Certainly. Search results for flights to Perth from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Seattle to Perth become cheaper?

Of course! You can now track prices for flights from Seattle to Perth and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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