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Cheap flights from Seattle (SEA) to Perth (PER) from $651

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. 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
May 25 — Jun 11
From?
To?
Sat 5/25
Sat 6/1
1 adult, Economy
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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 May 20, 2024.

Popular in

June

Cheapest in

April

Round-trip from

$1,584

One-way from

$1,088
High demand for flights, 24% potential price rise
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Best time to find cheap flights, 22% potential price drop
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From Seattle/Tacoma Intl to Perth
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One-way flight from Seattle/Tacoma Intl to Perth
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What is the cheapest day to fly round-trip from Seattle to Perth?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 25% on your flight compared to booking on days when demand is much higher.

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

Travelers have found it’s best to book a flight 58 days in advance to save up to 58% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 58 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Perth 1-2 weeks in advance for as low as $1,672, or $2,413 for flights within the next 24 hours.

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

April is one of the best times of the year to fly to Perth from Seattle. Prices for April average $1,774 per person but you can even find prices for as low as $1,225. The most expensive prices can be found in the month of June. Opting for a April flight can save you 32% on your journey compared to booking in June

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 18% versus a flight at noon.

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 2,663,308 searches. Data last updated May 20, 2024.
Take a peek at the cheapest Singapore Airlines flights we've detected traveling from Seattle to Perth. Make sure to double check the flight details before booking.
Tue 10/2210:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Wed 11/205:30 pmPER - SEA
1 stop29h 45mSingapore Airlines
Deal found 5/19$1,006
Tue 10/2210:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Mon 11/185:30 pmPER - SEA
1 stop29h 45mSingapore Airlines
Deal found 5/19$1,021
Sun 10/2010:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Wed 11/201:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,056
Sat 10/1910:15 amSEA - PER
1 stop27h 55mSingapore Airlines
Wed 11/201:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,071
Sun 10/2010:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Sat 11/161:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,091
Sat 10/1910:15 amSEA - PER
1 stop27h 55mSingapore Airlines
Sat 11/161:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,106
Tue 10/2210:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Tue 11/191:10 amPER - SEA
2 stops29h 40mSingapore Airlines
Deal found 5/19$1,187
Tue 10/2210:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Sat 11/235:30 pmPER - SEA
1 stop29h 45mSingapore Airlines
Deal found 5/19$1,208
Thu 10/2410:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Wed 11/201:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,211

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 2,663,308 searches. Data last updated May 20, 2024.
Some of the lowest-priced Qatar Airways flights we've found at this time heading from Seattle to Perth. Deals frequently update to provide users with more options.
Mon 10/214:30 pmSEA - PER
1 stop35h 05mQatar Airways
Tue 11/1910:45 pmPER - SEA
1 stop29h 05mQatar Airways
Deal found 5/19$1,310
Mon 10/219:35 amSEA - PER
2 stops42h 00mQatar Airways
Thu 11/2110:45 pmPER - SEA
1 stop29h 05mQatar Airways
Deal found 5/19$1,330
Fri 10/254:30 pmSEA - PER
1 stop35h 05mQatar Airways
Fri 11/2210:45 pmPER - SEA
1 stop29h 05mQatar Airways
Deal found 5/19$1,379
Fri 10/184:30 pmSEA - PER
1 stop35h 05mQatar Airways
Mon 10/2810:45 pmPER - SEA
1 stop29h 05mQatar Airways
Deal found 5/19$1,457
Sat 10/194:30 pmSEA - PER
1 stop35h 05mQatar Airways
Thu 11/2110:45 pmPER - SEA
1 stop29h 05mQatar Airways
Deal found 5/19$1,458
Wed 10/239:35 amSEA - PER
2 stops42h 00mQatar Airways
Sun 10/2710:45 pmPER - SEA
1 stop29h 05mQatar Airways
Deal found 5/19$1,478
Sun 10/204:30 pmSEA - PER
1 stop35h 05mQatar Airways
Sun 11/1710:45 pmPER - SEA
1 stop29h 05mQatar Airways
Deal found 5/19$1,648
Sat 6/154:30 pmSEA - PER
1 stop35h 05mQatar Airways
Wed 7/1710:45 pmPER - SEA
1 stop28h 45mQatar Airways
Deal found 5/19$1,948

Cheap Seattle to Perth flights in May & June 2024

Find cheap flight options from Seattle to Perth specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,663,308 searches. Prices were last updated on May 20, 2024.
The lowest fares we've come across on flights traveling from Seattle to Perth in May and June 2024. Check back soon for alternative fares.
Sat 6/157:05 pmSEA - PER
2 stops28h 50mMultiple Airlines
Wed 7/1710:45 pmPER - SEA
2 stops26h 19mMultiple Airlines
Deal found 5/19$1,487
Sun 6/23:55 pmSEA - PER
2 stops33h 40mMultiple Airlines
Sun 6/96:45 amPER - SEA
2 stops32h 14mMultiple Airlines
Deal found 5/19$1,705
Sat 6/154:30 pmSEA - PER
1 stop35h 05mQatar Airways
Wed 7/1710:45 pmPER - SEA
1 stop28h 45mQatar Airways
Deal found 5/19$1,948
Sat 6/154:30 pmSEA - PER
1 stop35h 05mMultiple Airlines
Wed 7/1710:55 pmPER - SEA
2 stops26h 09mMultiple Airlines
Deal found 5/19$1,956
Sun 6/24:30 pmSEA - PER
1 stop35h 05mMultiple Airlines
Sun 6/93:50 pmPER - SEA
2 stops35h 40mMultiple Airlines
Deal found 5/19$2,191
Sun 6/24:30 pmSEA - PER
1 stop35h 05mMultiple Airlines
Sat 6/82:10 amPER - SEA
2 stops49h 20mMultiple Airlines
Deal found 5/19$2,193
Sun 6/25:55 amSEA - PER
3 stops35h 20mMultiple Airlines
Sun 6/911:55 pmPER - SEA
2 stops25h 40mMultiple Airlines
Deal found 5/19$2,246
Sun 6/25:55 amSEA - PER
3 stops35h 20mMultiple Airlines
Sun 6/98:40 pmPER - SEA
3 stops31h 05mMultiple Airlines
Deal found 5/19$2,423
Sun 6/24:30 pmSEA - PER
1 stop35h 05mQatar Airways
Sun 6/910:45 pmPER - SEA
1 stop28h 45mQatar Airways
Deal found 5/19$2,472

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 2,663,308 searches. Data last updated May 20, 2024.
The lowest fares we've come across on flights traveling from Seattle to Perth in May and June 2024. Check back soon for alternative fares.
Tue 10/2210:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Wed 11/205:30 pmPER - SEA
1 stop29h 45mSingapore Airlines
Deal found 5/19$1,006
Tue 10/2210:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Mon 11/185:30 pmPER - SEA
1 stop29h 45mSingapore Airlines
Deal found 5/19$1,021
Sun 10/2010:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Wed 11/201:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,056
Sat 10/1910:15 amSEA - PER
1 stop27h 55mSingapore Airlines
Wed 11/201:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,071
Sun 10/2010:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Sat 11/161:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,091
Sat 10/1910:15 amSEA - PER
1 stop27h 55mSingapore Airlines
Sat 11/161:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,106
Tue 10/2210:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Tue 11/191:10 amPER - SEA
2 stops29h 40mSingapore Airlines
Deal found 5/19$1,187
Tue 10/2210:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Fri 11/221:50 pmPER - SEA
1 stop33h 25mSingapore Airlines
Deal found 5/19$1,208
Thu 10/2410:15 amSEA - PER
1 stop22h 40mSingapore Airlines
Wed 11/201:10 amPER - SEA
1 stop22h 05mSingapore Airlines
Deal found 5/19$1,211

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 2,663,308 searches. Data last updated May 20, 2024.
If you're seeking multiple options on one-way flights from Seattle to Perth, be sure to check out these deals, which are updated often. Those needing a return flight from Seattle to Perth can use the search form above.
Tue 6/48:56 pmSEA - PER
2 stops35h 14mMultiple Airlines
Deal found 5/19$651
Tue 6/48:56 pmSEA - PER
3 stops35h 34mMultiple Airlines
Deal found 5/19$718
Mon 10/211:10 amSEA - PER
2 stops32h 35mMultiple Airlines
Deal found 5/19$731
Sun 6/28:56 pmSEA - PER
3 stops52h 59mMultiple Airlines
Deal found 5/19$777
Sun 6/28:56 pmSEA - PER
2 stops35h 04mMultiple Airlines
Deal found 5/19$808
Mon 6/310:59 pmSEA - PER
3 stops57h 11mMultiple Airlines
Deal found 5/19$817
Wed 6/58:56 pmSEA - PER
2 stops35h 04mMultiple Airlines
Deal found 5/19$840
Wed 6/58:56 pmSEA - PER
3 stops33h 14mMultiple Airlines
Deal found 5/19$901
Thu 6/610:59 pmSEA - PER
3 stops57h 01mMultiple Airlines
Deal found 5/19$909

Find flights from Seattle to Perth within your budget

Customize 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 2,663,308 searches. Data last updated May 20, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,006 - $1,988

Route

Depart

Return

Price

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Tue 10/22

1 stop22h 40m

Perth

Wed 11/20

1 stop29h 45m

$1,006

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Tue 10/22

1 stop22h 40m

Perth

Mon 11/18

1 stop29h 45m

$1,021

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sun 10/20

1 stop22h 40m

Perth

Wed 11/20

1 stop22h 05m

$1,056

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sat 10/19

1 stop27h 55m

Perth

Wed 11/20

1 stop22h 05m

$1,071

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Mon 10/21

2 stops37h 30m

Perth

Mon 11/18

1 stop29h 45m

$1,249

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Mon 10/21

2 stops37h 30m

Perth

Sat 11/16

1 stop22h 05m

$1,284

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Mon 10/21

1 stop35h 05m

Perth

Tue 11/19

1 stop29h 05m

$1,310

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Tue 10/22

3 stops37h 09m

Perth

Wed 11/20

3 stops40h 07m

$1,712

Seattle/Tacoma IntlPerth

SEA - PER

SEAPER

Seattle/Tacoma Intl

Sun 9/15

2 stops33h 32m

Perth

Mon 10/7

3 stops38h 05m

$1,988

Flights are sorted by cheapest first

Deals found on 5/19

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Perth. Price data was last updated on May 10, 2024.
To ensure you get the cheapest price possible for a flight from Seattle to Perth, you should look to book at least 57 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to Perth. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Perth flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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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 $795 while a round-trip flight costs $1,300. Price data was last updated on May 12, 2024.

Currently, March is the cheapest month in which you can book a flight from Seattle to Perth (average of $1,584). Flying from Seattle to Perth in July is currently the most expensive (average of $2,169). 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

$1,776

February

$1,740

March

$1,584

April

$1,685

May

$1,669

June

$1,900

July

$2,169

August

$1,762

September

$1,799

October

$1,801

November

$1,656

December

$1,934

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

53.6 - 75.2 °F

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 May 20, 2024.
See what other customers who have flown with Singapore Airlines, Qatar Airways and Air New Zealand from Seattle to Perth have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.5
Very good
919 reviews
Check prices

Boarding

8.6

Overall

8.5

Entertainment

8.0

Crew

8.8

Comfort

8.3

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

ANA
8.5
Very good
919 reviews
ANA
8.5
Very good
919 reviews
Check prices

Boarding

8.6

Overall

8.5

Entertainment

8.0

Crew

8.8

Comfort

8.3

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Air New Zealand
8.3
Very good
621 reviews
ANA
8.5
Very good
919 reviews
Check prices

Boarding

8.6

Overall

8.5

Entertainment

8.0

Crew

8.8

Comfort

8.3

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Singapore Airlines
8.2
Very good
1,437 reviews
ANA
8.5
Very good
919 reviews
Check prices

Boarding

8.6

Overall

8.5

Entertainment

8.0

Crew

8.8

Comfort

8.3

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Emirates
8.1
Very good
3,936 reviews
ANA
8.5
Very good
919 reviews
Check prices

Boarding

8.6

Overall

8.5

Entertainment

8.0

Crew

8.8

Comfort

8.3

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Qatar Airways
7.7
Good
4,372 reviews
ANA
8.5
Very good
919 reviews
Check prices

Boarding

8.6

Overall

8.5

Entertainment

8.0

Crew

8.8

Comfort

8.3

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

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 $1,100 on Cheapflights?

    Yes, there are multiple flights from Seattle to Perth for under $1,100. The cheapest flight booked recently is on Singapore Airlines for just $1,006, but on average you can expect to pay $1,195.

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

    Currently priced at $1,006, Singapore Airlines will fly you from Seattle to Perth and back. In addition to Singapore Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Qatar Airways for as low as $1,310. Users have found that Singapore Airlines is 43% cheaper than the other options available to this destination.

  • What are the most popular airlines that fly from Seattle to Perth?

    Air Canada, Qantas Airways and Qatar Airways are the most popular airlines when flying from Seattle to Perth.

  • What does SEA to PER mean?

    SEA and PER are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to PER refers to a flight route from Seattle/Tacoma Intl Airport to Perth Airport.

  • 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 vacation 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 5/19.

See more FAQs

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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.

Portland to Perth flights
Spokane to Perth flights

Top 4 airlines flying from Seattle to Perth

Discover the top 4 airlines 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 2,663,308 searches. Data last updated May 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,204Average$1,630FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qatar AirwaysCheapest$1,309Average$1,565FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air CanadaCheapest$1,536Average$2,019FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qantas AirwaysCheapest$1,634Average$2,120FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
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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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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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?

Deals for Seattle to Perth flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Perth from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Perth from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Seattle to Perth on Cheapflights with our Price Alert feature and get notified when better prices are available.

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