HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$751+ 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
PER — SEA
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Perth to Washington 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 Washington

Keep the following information in mind while searching for Perth to Washington flight deals. Data was last updated October 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,403
(Japan Airlines)

One-way from

$751
(Ovago)

Popular in

December

Cheapest in

September

Average price

$1,177
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. 6% potential increase in price ($93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 October 29, 2025.

This Qantas Airways deal was found by Cheapflights users on 10/29. 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.
Thu 11/208:00 amPER - PDX
2 stops25h 12mQantas Airways
Sun 12/75:41 amPDX - PER
2 stops50h 09mQantas Airways
Deal found 10/29$1,060
This Qantas Airways deal was found by Cheapflights users on 10/29. 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.
Thu 11/2010:20 amPER - PDX
2 stops26h 30mMultiple Airlines
Sun 12/71:34 pmPDX - PER
3 stops28h 31mMultiple Airlines
Deal found 10/29$1,082
This Gotogate deal was found by Cheapflights users on 10/27. 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 10/304:45 pmPER - SEA
2 stops41h 55mMultiple Airlines
Fri 11/149:30 pmSEA - PER
1 stop41h 50mMultiple Airlines
Deal found 10/27$1,124
This Japan Airlines deal was found by Cheapflights users on 10/28. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:30 amPER - SEA
2 stops39h 20mJapan Airlines
Mon 11/2412:10 pmSEA - PER
2 stops42h 45mJapan Airlines
Deal found 10/28$1,403
This Trip.com deal was found by Cheapflights users on 10/28. 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 11/156:50 amPER - SEA
2 stops27h 20mMultiple Airlines
Sat 11/1511:30 pmSEA - PER
2 stops32h 50mMultiple Airlines
Deal found 10/28$1,418
This Gotogate deal was found by Cheapflights users on 10/27. 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 10/3010:30 amPER - SEA
2 stops39h 20mJapan Airlines
Fri 11/1412:10 pmSEA - PER
2 stops43h 45mJapan Airlines
Deal found 10/27$1,435
This Qatar Airways deal was found by Cheapflights users on 10/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:45 pmPER - SEA
1 stop28h 55mQatar Airways
Mon 11/244:05 pmSEA - PER
1 stop34h 40mQatar Airways
Deal found 10/26$1,618
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/209:55 pmPER - PDX
2 stops32h 51mANA
Sun 12/76:00 amPDX - PER
2 stops46h 10mANA
Deal found 10/27$1,668
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:30 pmPER - PDX
2 stops32h 16mUnited Airlines
Sun 12/710:10 amPDX - PER
2 stops33h 10mUnited Airlines
Deal found 10/28$1,696
This Air Canada deal was found by Cheapflights users on 10/26. 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.
Thu 11/133:15 pmPER - PDX
2 stops43h 15mAir Canada
Mon 11/173:15 pmPDX - PER
2 stops38h 20mAir Canada
Deal found 10/26$1,844
This Qatar Airways deal was found by Cheapflights users on 10/27. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:45 pmPER - PDX
2 stops47h 32mQatar Airways
Mon 11/1710:28 pmPDX - PER
2 stops52h 17mQatar Airways
Deal found 10/27$1,881
This Cathay Pacific deal was found by Cheapflights users on 10/26. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1212:25 amPER - PDX
2 stops29h 25mCathay Pacific
Mon 11/172:50 pmPDX - PER
2 stops48h 05mCathay Pacific
Deal found 10/26$2,323

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 October 29, 2025.
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

PerthPortland

PER - PDX

PERPDX

Perth

Thu 11/20

8:00 am-5:12 pm

2 stops25h 12m

Portland

Sun 12/7

5:41 am-11:50 pm

2 stops50h 09m

$1,060

PerthPortland

PER - PDX

PERPDX

Perth

Thu 11/20

10:20 am-8:50 pm

2 stops26h 30m

Portland

Sun 12/7

1:34 pm-10:05 am

3 stops28h 31m

$1,082

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/20

10:30 am-9:50 am

2 stops39h 20m

Seattle/Tacoma Intl

Mon 11/24

12:10 pm-10:55 pm

2 stops42h 45m

$1,403

PerthSeattle

PER - SEA

PERSEA

Perth

Sat 11/15

6:50 am-6:10 pm

2 stops27h 20m

Seattle/Tacoma Intl

Sat 11/15

11:30 pm-12:20 am

2 stops32h 50m

$1,418

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/20

10:45 pm-11:40 am

1 stop28h 55m

Seattle/Tacoma Intl

Mon 11/24

4:05 pm-6:45 pm

1 stop34h 40m

$1,618

PerthPortland

PER - PDX

PERPDX

Perth

Thu 11/20

9:55 pm-2:46 pm

2 stops32h 51m

Portland

Sun 12/7

6:00 am-8:10 pm

2 stops46h 10m

$1,668

PerthPortland

PER - PDX

PERPDX

Perth

Thu 11/20

10:30 pm-2:46 pm

2 stops32h 16m

Portland

Sun 12/7

10:10 am-11:20 am

2 stops33h 10m

$1,696

PerthPortland

PER - PDX

PERPDX

Perth

Thu 11/13

3:15 pm-6:30 pm

2 stops43h 15m

Portland

Mon 11/17

3:15 pm-9:35 pm

2 stops38h 20m

$1,844

PerthPortland

PER - PDX

PERPDX

Perth

Thu 11/13

10:45 pm-6:17 am

2 stops47h 32m

Portland

Mon 11/17

10:28 pm-6:45 pm

2 stops52h 17m

$1,881

PerthPortland

PER - PDX

PERPDX

Perth

Wed 11/12

12:25 am-1:50 pm

2 stops29h 25m

Portland

Mon 11/17

2:50 pm-6:55 am

2 stops48h 05m

$2,323

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 16 results
1
2

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 $903). Flying from Perth to State of Washington in December is currently the most expensive (average of $1,370). 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 25h 12m. Fly via Qantas Airways, Japan Airlines, or ANA 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 $903). Flying from Perth to State of Washington in December is currently the most expensive (average of $1,370). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Perth to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Perth to Newark flights
Perth to John F Kennedy Intl flights
Perth to Los Angeles flights
Perth to San Francisco flights
Perth to Dallas/Fort Worth flights
Perth to Honolulu flights
Perth to Orlando flights
Perth to Dulles Intl flights
Perth to Hobby flights
Perth to Fort Lauderdale flights
Perth to Seattle flights
Perth to O'Hare Intl flights
Perth to George Bush Intcntl flights
Perth to Baltimore flights
Perth to Minneapolis flights
Perth to San Diego flights
Perth to Oakland flights
Perth to Salt Lake City flights
Perth to Cleveland flights
Perth to Las Vegas flights
Perth to Charlotte flights
Perth to Detroit flights
Perth to Sacramento flights
Perth to Denver flights
Perth to Anchorage flights
Perth to Portland flights
Perth to San Antonio flights
Perth to Philadelphia flights
Perth to New Orleans flights
Perth to Indianapolis flights
Perth to Kahului flights
Perth to Kailua-Kona flights
Perth to Des Moines flights
Perth to Santa Rosa flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.