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$546+ Cheap flights from Perth (PER) to Washington

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
PER — SEA
mar 10 — mar 171
tis 3/10
tis 3/17
1 adult, Economy
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Cheap flight deals from Perth to Washington

Cheapest flights from Perth to Washington
Explore the most affordable flight options available from Perth to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on februari 8, 2026.

This Air Canada deal was found by Cheapflights users on 2/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mån 5/1110:40 pm
PER
-
SEA
2 stops30h 40m
Multiple Airlines
tors 5/287:20 pm
SEA
-
PER
2 stops28h 35m
Multiple Airlines
Deal found 2/6$1,058
This FlightHub deal was found by Cheapflights users on 2/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mån 8/1012:25 pm
PER
-
SEA
2 stops37h 25m
Japan Airlines
mån 11/211:50 am
SEA
-
PER
2 stops44h 05m
Japan Airlines
Deal found 2/6$1,084
This Air Canada deal was found by Cheapflights users on 2/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 3/510:30 pm
PER
-
PDX
2 stops26h 45m
Air Canada
mån 3/97:05 pm
PDX
-
PER
2 stops28h 25m
Air Canada
Deal found 2/5$1,153
This Air Canada deal was found by Cheapflights users on 2/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 3/1910:30 pm
PER
-
PDX
2 stops25h 45m
Air Canada
mån 3/237:05 pm
PDX
-
PER
2 stops34h 15m
Air Canada
Deal found 2/8$1,161
This Singapore Airlines deal was found by Cheapflights users on 2/6. 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.
mån 5/114:55 pm
PER
-
SEA
1 stop30h 50m
Singapore Airlines
tors 5/2810:15 am
SEA
-
PER
1 stop22h 40m
Singapore Airlines
Deal found 2/6$1,174
This Air Canada deal was found by Cheapflights users on 2/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 3/1910:30 pm
PER
-
SEA
2 stops31h 31m
Air Canada
mån 3/235:40 am
SEA
-
PER
2 stops41h 50m
Air Canada
Deal found 2/5$1,187
This Expedia deal was found by Cheapflights users on 2/6. 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.
mån 3/237:30 am
PER
-
SEA
2 stops28h 12m
Multiple Airlines
mån 3/305:59 pm
SEA
-
PER
2 stops27h 36m
Multiple Airlines
Deal found 2/6$1,215
This SmartFares deal was found by Cheapflights users on 2/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fre 4/310:55 pm
PER
-
PDX
2 stops36h 44m
Multiple Airlines
sön 4/191:09 pm
PDX
-
PER
2 stops33h 26m
Multiple Airlines
Deal found 2/8$1,530
This BYOjet deal was found by Cheapflights users on 2/8. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 4/212:10 am
PER
-
PDX
3 stops29h 34m
Japan Airlines
sön 4/1910:30 am
PDX
-
PER
3 stops29h 20m
Japan Airlines
Deal found 2/8$2,034

Find flight deals from Perth to Washington

Keep the following information in mind while searching for Perth to Washington flight deals. Data was last updated februari 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,058
(Air Canada)

One-way from

$546
(Kiwi.com)

Popular in

April

Cheapest in

February

Average price

$1,010
Provider with most accurate pricing for Perth-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Perth-Seattle/Tacoma Intl flights.
Search Deals
From Perth to Washington
Search Deals
One-way flight from Perth to Washington
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Perth to Washington 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 2,558,603 searches. Data last updated februari 8, 2026.
Use the filters below to find and compare flights from Perth to Washington that are best for you.

Fly from

Perth

Fly to

Washington

Route

Depart

Return

Price

PerthSeattle

PER - SEA

PERSEA

Perth

mån 5/11

10:40 pm-2:20 pm

2 stops30h 40m

Seattle/Tacoma Intl

tors 5/28

7:20 pm-2:55 pm

2 stops28h 35m

$1,058

PerthPortland

PER - PDX

PERPDX

Perth

tors 3/5

10:30 pm-9:15 am

2 stops26h 45m

Portland

mån 3/9

7:05 pm-2:30 pm

2 stops28h 25m

$1,153

PerthPortland

PER - PDX

PERPDX

Perth

tors 3/19

10:30 pm-9:15 am

2 stops25h 45m

Portland

mån 3/23

7:05 pm-8:20 pm

2 stops34h 15m

$1,161

PerthSeattle

PER - SEA

PERSEA

Perth

mån 5/11

4:55 pm-8:45 am

1 stop30h 50m

Seattle/Tacoma Intl

tors 5/28

10:15 am-11:55 pm

1 stop22h 40m

$1,174

PerthSeattle

PER - SEA

PERSEA

Perth

tors 3/19

10:30 pm-10:56 pm

2 stops39h 26m

Seattle/Tacoma Intl

mån 3/23

8:00 pm-2:30 pm

2 stops27h 30m

$1,196

PerthSeattle

PER - SEA

PERSEA

Perth

ons 3/25

5:00 am-6:51 pm

2 stops28h 51m

Seattle/Tacoma Intl

ons 4/1

2:53 pm-12:35 pm

2 stops30h 42m

$1,255

PerthPortland

PER - PDX

PERPDX

Perth

fre 4/3

10:55 pm-8:39 pm

2 stops36h 44m

Portland

sön 4/19

1:09 pm-1:35 pm

2 stops33h 26m

$1,530

PerthPortland

PER - PDX

PERPDX

Perth

tors 4/2

12:10 am-2:44 pm

3 stops29h 34m

Portland

sön 4/19

10:30 am-6:50 am

3 stops29h 20m

$2,034

PerthSeattle

PER - SEA

PERSEA

Perth

fre 5/15

8:50 pm-7:15 pm

2 stops37h 25m

$546

PerthPortland

PER - PDX

PERPDX

Perth

lör 7/11

4:55 am-12:11 am

3 stops34h 16m

$804

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

Showing 1-10 of 15 results
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Best time to book a flight from Perth to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Perth with our price prediction graph.
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 Washington

What is the cheapest month to book a flight from Perth to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Perth to State of Washington (average of $885). Flying from Perth to State of Washington in December is currently the most expensive (average of $1,332). 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.

Related info for your journey

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

  • What airport do you fly from for flights from Perth to Washington?

    Perth (PER), located 6.3 mi from the city center, is the airport you fly out of when you book flights from Perth to Washington.

  • How long is the flight from Perth to State of Washington?

    There are many flights that can get you from Perth to State of Washington in 26h 45m. Fly via Air Canada or Singapore Airlines to get the fastest option. The distance between Perth and State of Washington is about 9214 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Perth to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Perth to State of Washington (average of $885). Flying from Perth to State of Washington in December is currently the most expensive (average of $1,332). 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.

See more FAQs

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