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Cheap flights from Perth to Washington from $1,051

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
PER — SEA
1 Jun — 8 Jun1
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 2 May 2026.

Mon 3/800:10
PER
-
SEA
2 stops25h 40m
Japan Airlines
Tue 25/813:25
SEA
-
PER
2 stops26h 25m
Japan Airlines
Deal found 29/4$1,766
Wed 15/700:10
PER
-
SEA
2 stops25h 40m
Japan Airlines
Mon 7/913:15
SEA
-
PER
2 stops44h 25m
Japan Airlines
Deal found 30/4$1,823
Mon 8/622:40
PER
-
SEA
2 stops26h 25m
Multiple Airlines
Tue 23/619:20
SEA
-
PER
2 stops26h 35m
Multiple Airlines
Deal found 28/4$1,835
Wed 6/510:30
PER
-
SEA
2 stops24h 23m
Qantas Airways
Fri 29/517:28
SEA
-
PER
2 stops32h 32m
Qantas Airways
Deal found 28/4$1,880
Tue 4/810:30
PER
-
SEA
2 stops27h 11m
Qantas Airways
Sun 23/819:07
SEA
-
PER
2 stops30h 53m
Qantas Airways
Deal found 29/4$1,902
Tue 4/823:45
PER
-
SEA
2 stops38h 36m
American Airlines
Mon 24/817:02
SEA
-
PER
2 stops27h 13m
American Airlines
Deal found 29/4$1,930
Tue 4/823:45
PER
-
SEA
2 stops37h 41m
American Airlines
Wed 26/807:10
SEA
-
PER
2 stops39h 25m
American Airlines
Deal found 29/4$1,937
Mon 21/918:25
PER
-
SEA
3 stops35h 50m
Multiple Airlines
Thu 15/1000:10
SEA
-
PER
3 stops65h 00m
Multiple Airlines
Deal found 28/4$1,967
Thu 11/610:30
PER
-
SEA
2 stops26h 19m
Qantas Airways
Thu 18/614:40
SEA
-
PER
2 stops29h 35m
Qantas Airways
Deal found 27/4$1,976
Mon 21/912:15
PER
-
SEA
2 stops37h 20m
Japan Airlines
Fri 16/1013:15
SEA
-
PER
2 stops42h 25m
Japan Airlines
Deal found 28/4$1,994
Sun 14/623:45
PER
-
SEA
2 stops26h 05m
Multiple Airlines
Sun 21/613:25
SEA
-
PER
2 stops42h 15m
Multiple Airlines
Deal found 30/4$1,995
Tue 4/823:45
PER
-
SEA
2 stops37h 41m
American Airlines
Thu 27/807:00
SEA
-
PER
2 stops37h 15m
American Airlines
Deal found 29/4$1,999

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 2 May 2026.

Round-trip from

$1,766

One-way from

$1,051

Popular in

March

Cheapest in

February

Average price

$1,853
Japan Airlines
  • Japan Airlines
  • 3/8-25/8
  • 4 total stops
  • 52h 05m total
  • Perth to Washington
Search Deals
5/8
  • 5/8
  • 3 total stops
  • 33h 27m total
  • Perth to Washington
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($108 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($54 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 2 May 2026.
Use the filters below to find and compare flights from Perth to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 8/6

22:40-10:05

2 stops26h 25m

Seattle/Tacoma Intl

Tue 23/6

19:20-12:55

2 stops26h 35m

$1,835

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/6

10:30-21:49

2 stops26h 19m

Seattle/Tacoma Intl

Thu 18/6

14:40-11:15

2 stops29h 35m

$1,976

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 8/6

23:45-12:34

2 stops27h 49m

Seattle/Tacoma Intl

Tue 23/6

19:05-14:40

2 stops28h 35m

$2,074

PerthPortland

PER - PDX

PERPDX

Perth

Sat 17/10

08:05-20:50

2 stops27h 45m

Portland

Wed 21/10

10:40-18:10

2 stops64h 30m

$2,298

PerthPortland

PER - PDX

PERPDX

Perth

Sat 13/6

16:40-17:24

3 stops63h 44m

Portland

Sat 20/6

17:42-17:00

2 stops32h 18m

$2,370

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/6

22:55-14:45

1 stop30h 50m

Seattle/Tacoma Intl

Thu 18/6

16:25-18:35

1 stop35h 10m

$2,513

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 14/6

22:55-22:32

2 stops38h 37m

Seattle/Tacoma Intl

Sun 21/6

16:25-18:35

1 stop35h 10m

$2,684

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 17/6

10:00-15:15

2 stops44h 15m

Seattle/Tacoma Intl

Tue 7/7

00:10-15:25

2 stops48h 15m

$2,725

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 4/8

22:45-12:25

1 stop28h 40m

Seattle/Tacoma Intl

Thu 27/8

16:25-18:35

1 stop35h 10m

$2,772

PerthPortland

PER - PDX

PERPDX

Perth

Mon 15/6

23:55-20:50

2 stops35h 55m

Portland

Mon 22/6

15:27-14:55

2 stops32h 28m

$2,811

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 29 resultsSorted by cheapest first
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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

How far ahead should I book a flight from Perth to State of Washington?

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Perth to State of Washington. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $1,218). Flying from Perth to State of Washington in March is currently the most expensive (average of $1,849). 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 for a return flight from Perth to State of Washington?

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 2 May 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
1,801 reviews
Check prices

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Overall

8.3

Entertainment

7.8

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
1,801 reviews
Japan Airlines
8.3
Very Good
1,801 reviews
Check prices

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Overall

8.3

Entertainment

7.8

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
1,506 reviews
Japan Airlines
8.3
Very Good
1,801 reviews
Check prices

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Overall

8.3

Entertainment

7.8

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
1,028 reviews
Japan Airlines
8.3
Very Good
1,801 reviews
Check prices

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Overall

8.3

Entertainment

7.8

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?

    Qantas Airways, United Airlines, and Qatar Airways can get you from Perth to State of Washington in just under 26h 19m. Your travel time can differ by up to 4h 31m. 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 $1,218). Flying from Perth to State of Washington in March is currently the most expensive (average of $1,849). 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 2 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$1,255Average$1,596FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qantas AirwaysCheapest$1,551Average$2,179FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$1,558Average$2,112FlexibilityNo 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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