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Cheap flights from Perth to Washington from $938

PER — SEA
13 Oct — 20 Oct1
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

Thu 22/1009:30 -
1 stop38h 15m
Fri 6/1111:00 -
2 stops37h 25m
Deal found 12/9$1,638
Thu 22/1008:35 -
1 stop26h 30m
Fri 6/1121:30 -
1 stop41h 50m
Deal found 12/9$1,668
Wed 7/1010:30 -
2 stops24h 20m
Wed 14/1017:04 -
2 stops32h 56m
Deal found 9/9$1,705
Mon 19/1018:25 -
1 stop29h 20m
Wed 21/1012:50 -
2 stops29h 05m
Deal found 10/9$1,714
Thu 12/1108:10 -
2 stops28h 39m
Mon 16/1107:00 -
2 stops45h 30m
Deal found 8/9$1,779
Wed 7/1010:30 -
3 stops26h 55m
Wed 14/1013:37 -
2 stops30h 38m
Deal found 11/9$1,780
Fri 9/1010:35 -
2 stops27h 14m
Thu 15/1006:30 -
2 stops39h 05m
Deal found 10/9$2,164
Mon 16/1122:40 -
2 stops38h 09m
Thu 19/1107:00 -
2 stops35h 10m
Deal found 10/9$2,275
Thu 8/1008:35 -
2 stops38h 53m
Thu 15/1007:03 -
2 stops32h 47m
Deal found 10/9$2,413
Fri 9/1022:40 -
3 stops37h 10m
Thu 15/1021:30 -
2 stops42h 20m
Deal found 10/9$2,770
Mon 16/1110:30 -
3 stops46h 04m
Thu 19/1107:04 -
3 stops48h 51m
Deal found 10/9$2,871
Fri 25/922:45 -
2 stops36h 51m
Mon 28/917:55 -
2 stops37h 45m
Deal found 10/9$3,083

Find flight deals from Perth to Washington

Round-trip from

$1,638

One-way from

$938

Popular in

April

Cheapest in

February

Average price

$1,714
22/10-6/11
  • 22/10-6/11
  • 3 total stops
  • 75h 40m total
  • Perth to Washington
Search Deals
4/10-31/12
  • 4/10-31/12
  • 2 total stops
  • 43h 40m total
  • Perth to Washington
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($254 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($42 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
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

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Sun 4/10

10:35-15:15

2 stops43h 40m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$938

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Sat 3/10

20:50-16:10

2 stops34h 20m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,036

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 8/10

18:25-08:45

1 stop29h 20m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,048

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Sun 27/12

17:30-18:10

2 stops40h 40m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,562

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Mon 28/12

20:25-07:10

3 stops50h 45m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,656

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Tue 29/12

10:10-21:29

3 stops51h 19m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,684

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Wed 7/10

10:30-19:50

2 stops24h 20m

Seattle/Tacoma Intl

Wed 14/10

17:04-17:00

2 stops32h 56m

$1,705

PerthPortland

PER Perth - PDX Portland

PERPDX

Perth

Thu 12/11

08:10-20:49

2 stops28h 39m

Portland

Mon 16/11

07:00-20:30

2 stops45h 30m

$1,779

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Wed 7/10

10:30-19:50

2 stops24h 20m

Seattle/Tacoma Intl

Wed 14/10

13:37-11:15

2 stops30h 38m

$1,780

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Sun 4/10

22:45-12:25

1 stop28h 40m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,817

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 22 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

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, February is the cheapest month in which you can book a flight from Perth to State of Washington (average of $1,507). Flying from Perth to State of Washington in April is currently the most expensive (average of $2,313). 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?

Airfare is typical for this route at the moment.
Perth to State of Washington flights typically cost between $1,538 and $2,168 in October.
The cheapest return price found within the last 5 days was $1,638 on Multiple Airlines (22 Oct–6 Nov).

Reviews of airlines servicing Washington

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
1,913 reviews
Check prices

Crew

8.7

Food

7.7

Comfort

8.2

Entertainment

7.8

Boarding

8.4

Overall

8.3

Reviews

1 / 20
4.0
Okay

Clark,Aug 2026

BDL - ORD

I had some checked bags that were fragile. I asked about them being tagged fragile. Answer was "we don't do that". Disappointed. Otherwise flight was ok.
Japan Airlines
8.3
Very Good
1,913 reviews
Japan Airlines
8.3
Very Good
1,913 reviews
Check prices

Crew

8.7

Food

7.7

Comfort

8.2

Entertainment

7.8

Boarding

8.4

Overall

8.3

Reviews

1 / 20
4.0
Okay

Clark,Aug 2026

BDL - ORD

I had some checked bags that were fragile. I asked about them being tagged fragile. Answer was "we don't do that". Disappointed. Otherwise flight was ok.
Singapore Airlines
8.2
Very Good
1,600 reviews
Japan Airlines
8.3
Very Good
1,913 reviews
Check prices

Crew

8.7

Food

7.7

Comfort

8.2

Entertainment

7.8

Boarding

8.4

Overall

8.3

Reviews

1 / 20
4.0
Okay

Clark,Aug 2026

BDL - ORD

I had some checked bags that were fragile. I asked about them being tagged fragile. Answer was "we don't do that". Disappointed. Otherwise flight was ok.
Qantas Airways
7.5
Good
1,093 reviews
Japan Airlines
8.3
Very Good
1,913 reviews
Check prices

Crew

8.7

Food

7.7

Comfort

8.2

Entertainment

7.8

Boarding

8.4

Overall

8.3

Reviews

1 / 20
4.0
Okay

Clark,Aug 2026

BDL - ORD

I had some checked bags that were fragile. I asked about them being tagged fragile. Answer was "we don't do that". Disappointed. Otherwise flight was ok.

Related info for your journey

  • 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 can get you from Perth to State of Washington in just under 24h 20m. Your travel time can differ by up to . Perth and State of Washington are separated by a distance of 14862 km.

  • 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, February is the cheapest month in which you can book a flight from Perth to State of Washington (average of $1,507). Flying from Perth to State of Washington in April is currently the most expensive (average of $2,313). 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

Top 3 airlines flying from Perth to Washington

AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$1,260Average$1,892FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qantas AirwaysCheapest$1,530Average$2,196FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$1,666Average$2,011FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

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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.

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