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Cheap flights from Perth to Washington from $851

PER — SEA
4 Oct — 11 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 22/1008:35 -
1 stop26h 30m
Fri 6/1121:30 -
1 stop41h 50m
Deal found 1/9$1,582
Thu 22/1009:30 -
1 stop38h 15m
Thu 5/1100:10 -
2 stops48h 15m
Deal found 1/9$1,584
Thu 5/1108:35 -
1 stop25h 55m
Mon 9/1121:30 -
1 stop41h 50m
Deal found 2/9$1,649
Thu 5/1117:05 -
1 stop30h 00m
Sun 8/1108:40 -
1 stop23h 25m
Deal found 2/9$1,731
Thu 8/1018:25 -
1 stop29h 20m
Fri 23/1012:50 -
2 stops36h 35m
Deal found 2/9$1,774
Wed 14/1013:45 -
1 stop34h 00m
Sun 1/1108:40 -
1 stop62h 05m
Deal found 3/9$1,804
Sun 18/1006:25 -
1 stop65h 20m
Sun 25/1009:40 -
1 stop23h 25m
Deal found 3/9$1,806
Thu 8/1008:35 -
1 stop26h 30m
Fri 23/1023:10 -
1 stop41h 10m
Deal found 2/9$1,808
Thu 29/1017:05 -
1 stop30h 00m
Sun 1/1108:40 -
1 stop62h 05m
Deal found 3/9$1,810
Thu 22/1016:55 -
1 stop30h 50m
Fri 6/1108:40 -
1 stop62h 05m
Deal found 4/9$1,818
Tue 8/906:05 -
2 stops29h 45m
Wed 30/908:00 -
2 stops34h 00m
Deal found 31/8$1,944
Mon 7/915:30 -
2 stops44h 20m
Wed 30/908:00 -
2 stops36h 20m
Deal found 30/8$2,001

Find flight deals from Perth to Washington

Round-trip from

$1,582

One-way from

$851

Popular in

April

Cheapest in

February

Average price

$1,901
Philippine Airlines
  • Philippine Airlines
  • 22/10-6/11
  • 2 total stops
  • 68h 20m total
  • Perth to Washington
Search Deals
16/11-31/12
  • 16/11-31/12
  • 3 total stops
  • 50h 40m total
  • Perth to Washington
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($231 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($39 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

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

Mon 16/11

20:25-07:05

3 stops50h 40m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$851

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Mon 30/11

20:40-07:06

3 stops50h 26m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$996

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Fri 2/10

10:35-10:40

2 stops39h 05m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,042

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Sun 4/10

10:35-10:40

2 stops39h 05m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,044

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 1/10

08:35-20:05

1 stop26h 30m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,167
Fastest return journey

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Mon 30/11

08:35-18:30

1 stop25h 55m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,174

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Sat 3/10

17:20-15:15

3 stops36h 55m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,237

PerthPortland

PER Perth - PDX Portland

PERPDX

Perth

Tue 6/10

18:25-19:54

3 stops40h 29m

Portland

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,243

PerthPortland

PER Perth - PDX Portland

PERPDX

Perth

Mon 28/9

10:35-09:07

3 stops37h 32m

Portland

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,318

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Sat 26/9

18:25-16:10

2 stops36h 45m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,332

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 27 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 $1,500). Flying from Perth to State of Washington in April is currently the most expensive (average of $2,302). 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 $1,531 and $2,254 in October.
The cheapest return price found within the last 5 days was $1,582 on Philippine 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
1,911 reviews
Check prices

Crew

8.7

Overall

8.3

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Food

7.7

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
1,911 reviews
Japan Airlines
8.3
Very Good
1,911 reviews
Check prices

Crew

8.7

Overall

8.3

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Food

7.7

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
1,593 reviews
Japan Airlines
8.3
Very Good
1,911 reviews
Check prices

Crew

8.7

Overall

8.3

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Food

7.7

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
1,090 reviews
Japan Airlines
8.3
Very Good
1,911 reviews
Check prices

Crew

8.7

Overall

8.3

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Food

7.7

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?

    Singapore Airlines can get you from Perth to State of Washington in just under 65h 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 $1,500). Flying from Perth to State of Washington in April is currently the most expensive (average of $2,302). 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$1,255Average$1,911FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qantas AirwaysCheapest$1,523Average$2,185FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$1,658Average$2,002FlexibilityNo 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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