$627+ Cheap flights from Perth (PER) to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
PER — SEA
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Perth to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Perth to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Perth to SeattleExplore the most affordable flight options available from Perth to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Perth to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This lastminute.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:35 am -
1 stop26h 30m
Fri 10/3010:30 pm -
1 stop41h 50m
Deal found 9/8![Philippine Airlines logo]()
$1,205
This Gotogate deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:35 am -
1 stop26h 30m
Fri 11/69:30 pm -
1 stop41h 50m
Deal found 9/10![Philippine Airlines logo]()
$1,212
This Trip.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:35 am -
2 stops39h 05m
Tue 10/1312:50 pm -
2 stops29h 05m
Deal found 9/8![Multiple Airlines logo]()
$1,223
This Bravofly deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:30 am -
2 stops24h 20m
Wed 10/145:04 pm -
2 stops32h 56m
Deal found 9/10![Qantas Airways logo]()
$1,224
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:25 pm -
1 stop29h 20m
Wed 10/2112:50 pm -
2 stops29h 05m
Deal found 9/10![Multiple Airlines logo]()
$1,229
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:30 am -
1 stop38h 15m
Fri 10/304:40 pm -
2 stops36h 15m
Deal found 9/8![Multiple Airlines logo]()
$1,253
This Bravofly deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:30 am -
2 stops24h 20m
Tue 10/135:04 pm -
2 stops28h 01m
Deal found 9/8![Qantas Airways logo]()
$1,257
This Qantas Airways deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:30 am -
3 stops26h 55m
Wed 10/141:37 pm -
2 stops30h 38m
Deal found 9/11![Multiple Airlines logo]()
$1,277
This Qantas Airways deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:30 am -
3 stops26h 55m
Tue 10/134:37 pm -
2 stops28h 28m
Deal found 9/8![Multiple Airlines logo]()
$1,288
Best flights from Perth to SeattleDiscover carefully curated flight deals from Perth to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Perth to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Bravofly deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:30 am -
2 stops24h 20m
Wed 10/145:04 pm -
2 stops32h 56m
Deal found 9/9![Qantas Airways logo]()
$1,223
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:30 am -
1 stop38h 15m
Fri 10/304:40 pm -
2 stops36h 15m
Deal found 9/8![Multiple Airlines logo]()
$1,253
This Expedia deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:40 am -
1 stop64h 25m
Sun 11/18:40 am -
1 stop62h 05m
Deal found 9/10![Singapore Airlines logo]()
$1,421
This Qantas Airways deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:30 am -
2 stops24h 20m
Wed 10/141:37 pm -
2 stops30h 38m
Deal found 9/11![Multiple Airlines logo]()
$1,277
This Qantas Airways deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:30 am -
3 stops26h 55m
Tue 10/134:37 pm -
2 stops28h 28m
Deal found 9/8![Multiple Airlines logo]()
$1,288
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:30 am -
1 stop38h 15m
Thu 10/2911:25 am -
1 stop44h 30m
Deal found 9/7![Multiple Airlines logo]()
$1,400
This Singapore Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:55 pm -
1 stop30h 50m
Sun 10/259:40 am -
1 stop23h 25m
Deal found 9/11![Singapore Airlines logo]()
$1,700
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:00 pm -
2 stops33h 40m
Fri 10/2311:10 pm -
1 stop41h 10m
Deal found 9/10![Multiple Airlines logo]()
$1,559
This Booking.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:35 am -
3 stops28h 45m
Thu 10/151:30 am -
3 stops35h 15m
Deal found 9/9![Multiple Airlines logo]()
$1,599
Last-minute flights from Perth to SeattleDiscover last-minute flight deals from Perth to Seattle. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Perth to Seattle. Data last updated September 12, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:35 am -
2 stops39h 05m
Tue 10/1312:50 pm -
2 stops29h 05m
Deal found 9/8![Multiple Airlines logo]()
$1,223
This Bravofly deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:30 am -
2 stops24h 20m
Tue 10/135:04 pm -
2 stops28h 01m
Deal found 9/8![Qantas Airways logo]()
$1,257
This Qantas Airways deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:30 am -
3 stops26h 55m
Tue 10/134:37 pm -
2 stops28h 28m
Deal found 9/8![Multiple Airlines logo]()
$1,288
This Bravofly deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:30 am -
2 stops24h 20m
Wed 10/145:04 pm -
2 stops32h 56m
Deal found 9/10![Qantas Airways logo]()
$1,224
This Qantas Airways deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:30 am -
3 stops26h 55m
Wed 10/141:37 pm -
2 stops30h 38m
Deal found 9/11![Multiple Airlines logo]()
$1,277
This lastminute.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:35 am -
1 stop26h 30m
Fri 10/3010:30 pm -
1 stop41h 50m
Deal found 9/8![Philippine Airlines logo]()
$1,205
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:30 am -
1 stop38h 15m
Fri 10/304:40 pm -
2 stops36h 15m
Deal found 9/8![Multiple Airlines logo]()
$1,253
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:25 pm -
1 stop29h 20m
Wed 10/2112:50 pm -
2 stops29h 05m
Deal found 9/10![Multiple Airlines logo]()
$1,229
This Gotogate deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:35 am -
1 stop26h 30m
Fri 11/69:30 pm -
1 stop41h 50m
Deal found 9/10![Philippine Airlines logo]()
$1,212
One-way flights from Perth to SeattleSearch for one-way flight options from Perth to Seattle. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Perth to Seattle. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:10 pm -
3 stops50h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$627
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/410:35 am -
2 stops43h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$673
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:15 pm -
3 stops46h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$700
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:35 am -
2 stops38h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$733
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:50 pm -
3 stops33h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$737
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:25 pm -
2 stops36h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$755
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:35 am -
2 stops38h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$758
Find flight deals from Perth to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) to Seattle (SEA). 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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,205 (lastminute.com) |
One-way from | $627 (Kiwi.com) |
Popular in | April |
Cheapest in | February |
Average price | $1,370 |
Cheapflights Fare Finder
Customize 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, Cheapflights users made 7,457,451 searches. Data last updated September 12, 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
Cheapest round-trip
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Mon 11/16
8:10 pm-7:05 am
2 stops50h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$639
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Sun 10/4
10:35 am-3:15 pm
2 stops43h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$673
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Sat 10/3
8:50 pm-4:10 pm
2 stops34h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$743
Quickest round-trip
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Thu 10/8
6:25 pm-8:45 am
1 stop29h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$752
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Wed 9/30
5:20 pm-10:40 am
3 stops56h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$765
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Mon 12/28
7:20 am-12:22 pm
2 stops45h 02m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$1,088
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Sun 12/27
10:55 pm-9:59 pm
2 stops39h 04m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$1,094
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Sun 12/27
9:10 pm-8:20 am
3 stops51h 10m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$1,119
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Mon 12/28
12:45 am-5:34 pm
3 stops56h 49m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$1,124
PerthSeattle
PER Perth - SEA Seattle/Tacoma Intl
PERSEA
Perth
Wed 10/7
10:30 am-7:50 pm
2 stops24h 20m
Seattle/Tacoma Intl
Wed 10/14
5:04 pm-5:00 pm
2 stops32h 56m
$1,223
Showing 1-10 of 18 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Perth-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Perth-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Perth-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Perth-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Perth-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Perth to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Perth with our price prediction graph.
PER-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Perth to Seattle
What is the cheapest month to book a flight from Perth to Seattle?
Currently, February is the cheapest month in which you can book a flight from Perth to Seattle (average of $1,081). Flying from Perth to Seattle in April is currently the most expensive (average of $1,659). 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.
How much does it cost to fly round-trip from Perth to Seattle?
Airfare is typical for this route at the moment.
Perth to Seattle flights typically cost between $1,103 and $1,624 in October.The cheapest round-trip price found within the last 5 days was $1,205 on Philippine Airlines (Oct 15-Oct 30).
Related info for your journey
Find useful and relevant information for your journey from Perth to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
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Kent
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Ellensburg
Issaquah
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