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Cheap flights from Perth to Washington from $728

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Perth to Washington departing on 12/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:35 am - 6:40 pmPER-SEA
53h 05m2 stops
Multiple Airlines Logo
9:30 pm - 4:15 amSEA-PER
38h 45m2 stops
$1,135Multiple Airlines
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Mon, Dec 1 - Tue, Dec 9
Japan Airlines Logo
12:25 am - 9:50 amPER-SEA
49h 25m2 stops
Japan Airlines Logo
12:10 pm - 11:55 pmSEA-PER
43h 45m2 stops
$1,191Japan Airlines
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Sun, Nov 30 - Tue, Dec 9
Multiple Airlines Logo
7:00 am - 5:30 pmPER-SEA
26h 30m2 stops
Multiple Airlines Logo
12:10 am - 4:40 amSEA-PER
36h 30m2 stops
$1,245Multiple Airlines
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Sat, Nov 29 - Fri, Dec 5
ANA Logo
9:55 pm - 7:16 pmPER-SEA
37h 21m2 stops
ANA Logo
3:40 pm - 8:10 pmSEA-PER
36h 30m1 stop
$1,300ANA
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Mon, Dec 1 - Tue, Dec 9
Singapore Airlines Logo
1:15 am - 7:10 amPER-SEA
21h 55m1 stop
Singapore Airlines Logo
8:45 am - 5:25 amSEA-PER
28h 40m1 stop
$1,334Singapore Airlines
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Thu, Nov 27 - Fri, Dec 5
Singapore Airlines Logo
1:50 pm - 7:10 amPER-SEA
33h 20m1 stop
Singapore Airlines Logo
8:45 am - 5:25 amSEA-PER
28h 40m1 stop
$1,570Singapore Airlines
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Fri, Nov 28 - Fri, Dec 5
United Airlines Logo
10:30 pm - 8:38 pmPER-PDX
38h 08m2 stops
United Airlines Logo
10:10 am - 11:20 amPDX-PER
33h 10m2 stops
$1,597United Airlines
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Thu, Nov 20 - Sun, Dec 7
Qatar Airways Logo
10:45 pm - 11:40 amPER-SEA
28h 55m1 stop
Qatar Airways Logo
4:05 pm - 11:55 amSEA-PER
27h 50m1 stop
$1,603Qatar Airways
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Thu, Nov 20 - Mon, Nov 24
Qatar Airways Logo
10:45 pm - 11:40 amPER-SEA
28h 55m1 stop
Qatar Airways Logo
4:05 pm - 11:55 amSEA-PER
27h 50m1 stop
$1,612Qatar Airways
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Thu, Nov 20 - Mon, Nov 24
ANA Logo
9:55 pm - 2:46 pmPER-PDX
32h 51m2 stops
ANA Logo
6:00 am - 8:10 pmPDX-PER
46h 10m2 stops
$1,634ANA
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Thu, Nov 20 - Sun, Dec 7

Japan Airlines flights from Perth to State of Washington

Our best Japan Airlines deals on Perth to State of Washington flight tickets
Japan Airlines
Nov 30
PER12:25 amPerth
49h 25m
2 stops
SEA9:50 amSeattle/Tacoma Intl
Dec 9
SEA12:10 pmSeattle/Tacoma Intl
43h 45m
2 stops
PER11:55 pmPerth
$1,191
Find similar
Japan Airlines
Nov 20
PER10:30 amPerth
39h 20m
2 stops
SEA9:50 amSeattle/Tacoma Intl
Nov 24
SEA12:10 pmSeattle/Tacoma Intl
43h 45m
2 stops
PER11:55 pmPerth
$1,277
Find similar
Japan Airlines
Nov 20
PER10:30 amPerth
39h 20m
2 stops
SEA9:50 amSeattle/Tacoma Intl
Nov 24
SEA12:10 pmSeattle/Tacoma Intl
43h 45m
2 stops
PER11:55 pmPerth
$1,324
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ANA flights from Perth to State of Washington

Our best ANA deals on Perth to State of Washington flight tickets
ANA
Dec 1
PER9:55 pmPerth
37h 21m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
Dec 9
SEA3:40 pmSeattle/Tacoma Intl
36h 30m
1 stop
PER8:10 pmPerth
$1,300
Find similar
ANA
Nov 20
PER9:55 pmPerth
32h 51m
2 stops
PDX2:46 pmPortland
Dec 7
PDX6:00 amPortland
46h 10m
2 stops
PER8:10 pmPerth
$1,634
Find similar
ANA
Nov 20
PER9:55 pmPerth
32h 51m
2 stops
PDX2:46 pmPortland
Dec 7
PDX6:00 amPortland
46h 10m
2 stops
PER8:10 pmPerth
$1,672
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momondo Fare Finder

 
Customize your flight search to find flights from Perth to State of 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, momondo users made 832,500 searches. Data last updated October 16, 2025.
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

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 12/1

5:35 am-6:40 pm

2 stops53h 05m

Seattle/Tacoma Intl

Tue 12/9

9:30 pm-4:15 am

2 stops38h 45m

$1,135

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 11/30

12:25 am-9:50 am

2 stops49h 25m

Seattle/Tacoma Intl

Tue 12/9

12:10 pm-11:55 pm

2 stops43h 45m

$1,191

PerthSeattle

PER - SEA

PERSEA

Perth

Sat 11/29

7:00 am-5:30 pm

2 stops26h 30m

Seattle/Tacoma Intl

Fri 12/5

12:10 am-4:40 am

2 stops36h 30m

$1,245

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 12/1

9:55 pm-7:16 pm

2 stops37h 21m

Seattle/Tacoma Intl

Tue 12/9

3:40 pm-8:10 pm

1 stop36h 30m

$1,300

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/27

1:15 am-7:10 am

1 stop21h 55m

Seattle/Tacoma Intl

Fri 12/5

8:45 am-5:25 am

1 stop28h 40m

$1,334

PerthSeattle

PER - SEA

PERSEA

Perth

Fri 11/28

1:50 pm-7:10 am

1 stop33h 20m

Seattle/Tacoma Intl

Fri 12/5

8:45 am-5:25 am

1 stop28h 40m

$1,570

PerthPortland

PER - PDX

PERPDX

Perth

Thu 11/20

10:30 pm-8:38 pm

2 stops38h 08m

Portland

Sun 12/7

10:10 am-11:20 am

2 stops33h 10m

$1,597

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/20

10:45 pm-11:40 am

1 stop28h 55m

Seattle/Tacoma Intl

Mon 11/24

4:05 pm-11:55 am

1 stop27h 50m

$1,603

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 11/20

10:45 pm-11:40 am

1 stop28h 55m

Seattle/Tacoma Intl

Mon 11/24

4:05 pm-11:55 am

1 stop27h 50m

$1,612

PerthPortland

PER - PDX

PERPDX

Perth

Thu 11/20

9:55 pm-2:46 pm

2 stops32h 51m

Portland

Sun 12/7

6:00 am-8:10 pm

2 stops46h 10m

$1,634

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Perth to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

The month of September is, on average, the cheapest month to fly to State of Washington from Perth, with most prices found around $1,137. If you aren’t able to travel to State of Washington during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,177.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Perth when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $1,342 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Perth for as low as $1,119 on momondo.

Cheap Perth to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Perth to State of Washington

Direct flights

None
There are no direct flights from Perth to State of Washington. There are no popular flight routes from Perth to State of Washington.
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  • When did momondo last update prices for flights from Perth Airport to Washington?

    Prices for flights from Perth Airport to Washington were last updated today.

  • How many operators does momondo search for flights from Perth Airport to Washington?

  • How old do you have to be to fly from Perth Airport to Washington?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Perth Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Perth to State of Washington

Compare and see reviews for airlines that fly from Perth to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $1,070Free CancellationRating
8.1
1,382 reviews
Search Singapore Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Perth to Washington?

It is quick and easy to find Perth to Washington flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington that suits you.

Can I find flights from Perth to Washington with flexible booking policies on momondo?

Yes. All flights to Washington from Perth on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Perth to Washington?

momondo provides multiple filters to help you find the best flight to Washington from Perth. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Perth to Washington right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Perth to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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