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Cheap flights from Perth to Washington from $874

PER — SEA
22 Oct — 29 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

Mon 9/1120:40 -
2 stops50h 25m
Sat 28/1108:40 -
1 stop39h 55m
Deal found 18/9$1,577
Mon 2/1108:35 -
1 stop26h 10m
Mon 9/1121:30 -
1 stop41h 50m
Deal found 17/9$1,664
Thu 15/1008:35 -
1 stop26h 30m
Wed 28/1022:30 -
1 stop41h 50m
Deal found 20/9$1,677
Fri 6/1110:35 -
2 stops38h 57m
Fri 13/1119:05 -
2 stops29h 30m
Deal found 21/9$1,691
Tue 3/1121:10 -
1 stop25h 55m
Tue 10/1111:00 -
2 stops37h 25m
Deal found 19/9$1,694
Thu 15/1009:30 -
1 stop37h 55m
Wed 28/1012:00 -
2 stops40h 40m
Deal found 20/9$1,747
Thu 5/1101:20 -
1 stop45h 45m
Fri 13/1108:40 -
1 stop28h 45m
Deal found 21/9$1,768
Tue 3/1117:05 -
1 stop30h 00m
Tue 10/1108:40 -
1 stop38h 05m
Deal found 21/9$1,824
Wed 4/1117:50 -
2 stops31h 36m
Wed 11/1115:15 -
2 stops33h 20m
Deal found 20/9$1,904
Thu 12/1123:45 -
2 stops37h 04m
Mon 16/1107:00 -
2 stops35h 10m
Deal found 17/9$2,029
Wed 4/1110:30 -
3 stops46h 04m
Wed 11/1107:04 -
3 stops48h 51m
Deal found 20/9$2,522
Sat 26/908:35 -
2 stops39h 50m
Sat 10/1006:40 -
2 stops33h 35m
Deal found 19/9$3,204

Find flight deals from Perth to Washington

Round-trip from

$1,577

One-way from

$874

Popular in

April

Cheapest in

February

Average price

$1,725
9/11-28/11
  • 9/11-28/11
  • 3 total stops
  • 90h 20m total
  • Perth to Washington
Search Deals
15/11-31/12
  • 15/11-31/12
  • 3 total stops
  • 50h 40m total
  • Perth to Washington
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($257 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 15/11

20:25-07:05

3 stops50h 40m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$874

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Fri 30/10

20:40-14:20

3 stops56h 40m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$958

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 18/2

08:35-18:45

1 stop26h 10m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$989

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

$1,005

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 1/10

10:35-16:10

3 stops44h 35m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,097

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 18/2

21:10-15:05

2 stops33h 55m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,156
Fastest return journey

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 29/10

01:20-08:05

1 stop21h 45m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,357

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 18/2

23:45-21:12

3 stops37h 27m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,434

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Tue 3/11

21:10-07:05

1 stop25h 55m

Seattle/Tacoma Intl

Tue 10/11

11:00-16:25

2 stops37h 25m

$1,694

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 15/10

05:35-19:15

2 stops28h 40m

Seattle/Tacoma Intl

Tue 27/10

01:10-19:40

2 stops51h 30m

$1,799

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 16 resultsSorted by cheapest first
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 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 $1,517). Flying from Perth to State of Washington in April is currently the most expensive (average of $2,328). 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 below average for this route at the moment.
Perth to State of Washington flights typically cost between $1,798 and $2,115 in November.
The cheapest return price found within the last 5 days was $1,577 on Multiple Airlines (9 Nov–28 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
1,919 reviews
Check prices

Comfort

8.2

Boarding

8.4

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Norihiko,Sept 2026

HND - JFK

That was one of my most excellent flight. Thank you for arranging the flight.
Japan Airlines
8.3
Very Good
1,919 reviews
Japan Airlines
8.3
Very Good
1,919 reviews
Check prices

Comfort

8.2

Boarding

8.4

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Norihiko,Sept 2026

HND - JFK

That was one of my most excellent flight. Thank you for arranging the flight.
Singapore Airlines
8.2
Very Good
1,606 reviews
Japan Airlines
8.3
Very Good
1,919 reviews
Check prices

Comfort

8.2

Boarding

8.4

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Norihiko,Sept 2026

HND - JFK

That was one of my most excellent flight. Thank you for arranging the flight.
Qantas Airways
7.5
Good
1,101 reviews
Japan Airlines
8.3
Very Good
1,919 reviews
Check prices

Comfort

8.2

Boarding

8.4

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Norihiko,Sept 2026

HND - JFK

That was one of my most excellent flight. Thank you for arranging the flight.

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 30h. 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 $1,517). Flying from Perth to State of Washington in April is currently the most expensive (average of $2,328). 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$1,269Average$1,904FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qantas AirwaysCheapest$1,568Average$2,233FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$1,677Average$2,024FlexibilityNo 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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