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Cheap flights from Perth to Washington from $924

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 20/3. Fares are subject to change and may not be available on all flights or dates of travel.
PER — SEA
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Perth to Washington

Enter your travel dates to find the best prices.

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 19 February 2026.

Thu 5/308:40
PER
-
SEA
1 stop26h 00m
Philippine Airlines
Wed 18/322:30
SEA
-
PER
1 stop41h 50m
Philippine Airlines
Deal found 18/2$1,568
Thu 5/320:40
PER
-
SEA
3 stops34h 21m
Multiple Airlines
Wed 18/322:30
SEA
-
PER
1 stop41h 50m
Multiple Airlines
Deal found 18/2$1,598
Tue 27/1007:00
PER
-
SEA
2 stops26h 30m
Multiple Airlines
Fri 30/1001:10
SEA
-
PER
2 stops36h 30m
Multiple Airlines
Deal found 16/2$1,727
Mon 26/1001:15
PER
-
SEA
1 stop21h 55m
Singapore Airlines
Sat 31/1009:45
SEA
-
PER
1 stop38h 00m
Singapore Airlines
Deal found 16/2$1,728
Tue 12/500:10
PER
-
SEA
2 stops25h 25m
Japan Airlines
Wed 27/513:15
SEA
-
PER
2 stops50h 35m
Japan Airlines
Deal found 15/2$1,765
Sun 10/500:10
PER
-
SEA
2 stops25h 25m
Japan Airlines
Thu 28/513:15
SEA
-
PER
2 stops26h 35m
Japan Airlines
Deal found 17/2$1,782
Wed 1/718:25
PER
-
SEA
2 stops30h 55m
Multiple Airlines
Tue 25/812:25
SEA
-
PER
2 stops37h 45m
Multiple Airlines
Deal found 17/2$1,844
Mon 11/506:25
PER
-
SEA
1 stop41h 20m
Singapore Airlines
Thu 28/510:15
SEA
-
PER
1 stop22h 40m
Singapore Airlines
Deal found 18/2$1,909
Wed 18/310:20
PER
-
PDX
2 stops26h 32m
Multiple Airlines
Wed 25/317:38
PDX
-
PER
2 stops27h 47m
Multiple Airlines
Deal found 17/2$2,047
Wed 18/310:20
PER
-
PDX
2 stops26h 32m
Qantas Airways
Wed 25/317:38
PDX
-
PER
2 stops27h 47m
Qantas Airways
Deal found 17/2$2,122
Mon 2/310:30
PER
-
PDX
3 stops46h 20m
Japan Airlines
Thu 5/307:05
PDX
-
PER
3 stops47h 50m
Japan Airlines
Deal found 16/2$2,153
Mon 2/308:00
PER
-
PDX
2 stops25h 13m
Multiple Airlines
Thu 5/317:43
PDX
-
PER
2 stops28h 47m
Multiple Airlines
Deal found 16/2$2,157

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 19 February 2026.

Round-trip from

$1,568

One-way from

$924

Popular in

April

Cheapest in

February

Average price

$1,430
Philippine Airlines
  • Philippine Airlines
  • 5/3-18/3
  • 2 total stops
  • 67h 50m total
  • Perth to Washington
Search Deals
20/3
  • 20/3
  • 2 total stops
  • 33h 25m total
  • Perth to Washington
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($188 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($47 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 19 February 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

Thu 5/3

20:40-15:01

3 stops34h 21m

Seattle/Tacoma Intl

Wed 18/3

22:30-07:20

1 stop41h 50m

$1,598

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 10/5

00:10-10:35

2 stops25h 25m

Seattle/Tacoma Intl

Thu 28/5

13:15-06:50

2 stops26h 35m

$1,782

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 1/7

18:25-10:20

2 stops30h 55m

Seattle/Tacoma Intl

Tue 25/8

12:25-17:10

2 stops37h 45m

$1,844

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 11/5

06:25-08:45

1 stop41h 20m

Seattle/Tacoma Intl

Thu 28/5

10:15-23:55

1 stop22h 40m

$1,909

PerthSeattle

PER - SEA

PERSEA

Perth

Fri 7/8

18:25-19:50

2 stops40h 25m

Seattle/Tacoma Intl

Fri 21/8

10:15-04:15

1 stop27h 00m

$1,931

PerthSeattle

PER - SEA

PERSEA

Perth

Fri 12/6

00:10-10:50

2 stops25h 40m

Seattle/Tacoma Intl

Sun 28/6

13:25-22:40

2 stops42h 15m

$1,958

PerthPortland

PER - PDX

PERPDX

Perth

Wed 18/3

10:20-21:52

2 stops26h 32m

Portland

Wed 25/3

17:38-12:25

2 stops27h 47m

$2,047

PerthPortland

PER - PDX

PERPDX

Perth

Mon 2/3

10:30-16:50

3 stops46h 20m

Portland

Thu 5/3

07:05-22:55

3 stops47h 50m

$2,153

PerthPortland

PER - PDX

PERPDX

Perth

Mon 2/3

08:00-17:13

2 stops25h 13m

Portland

Thu 5/3

17:43-14:30

2 stops28h 47m

$2,157

PerthPortland

PER - PDX

PERPDX

Perth

Thu 19/3

23:45-23:04

2 stops38h 19m

Portland

Mon 23/3

07:30-05:25

2 stops30h 55m

$2,252

Flights are sorted by cheapest return flights first.

Deals found on 17/2

Showing 1-10 of 31 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 return 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 $1,253). Flying from Perth to State of Washington in December is currently the most expensive (average of $1,885). 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.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated 19 February 2026.
Read reviews from past customers who have flown with Japan Airlines, Singapore Airlines, andQantas Airways from Perth to Washington. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,707 reviews
Check prices

Boarding

8.4

Crew

8.7

Comfort

8.2

Entertainment

7.8

Food

7.7

Overall

8.3

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.
Japan Airlines
8.3
Very Good
1,707 reviews
Japan Airlines
8.3
Very Good
1,707 reviews
Check prices

Boarding

8.4

Crew

8.7

Comfort

8.2

Entertainment

7.8

Food

7.7

Overall

8.3

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.
Singapore Airlines
8.2
Very Good
1,462 reviews
Japan Airlines
8.3
Very Good
1,707 reviews
Check prices

Boarding

8.4

Crew

8.7

Comfort

8.2

Entertainment

7.8

Food

7.7

Overall

8.3

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.
Qantas Airways
7.5
Good
992 reviews
Japan Airlines
8.3
Very Good
1,707 reviews
Check prices

Boarding

8.4

Crew

8.7

Comfort

8.2

Entertainment

7.8

Food

7.7

Overall

8.3

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.

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?

    Most people fly from Perth (PER) if they book a flight from Perth to Washington. Perth is conveniently located just 10.2 km from Perth’s city centre.

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

    Japan Airlines and United Airlines can get you from Perth to State of Washington in just under 25h 25m. Your travel time can differ by up to 12h 54m. Perth and State of Washington are separated by a distance of 14862 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with 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 holiday 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 $1,253). Flying from Perth to State of Washington in December is currently the most expensive (average of $1,885). 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.

Top 3 airlines flying from Perth to Washington

Discover the top 3 airlines that operate flights from Perth to Washington. 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 647,157 searches. Data last updated 19 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$1,285Average$1,628FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qantas AirwaysCheapest$1,582Average$2,068FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$1,589Average$1,927FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

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 Perth to Washington?

Cheapflights helps you search for flights from Perth to Washington via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Perth to Washington.

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

Yes! Cheapflights helps users easily find flights from Perth to Washington with no change fees.

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

Yes! Start tracking prices for Perth to Washington flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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