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Cheap flights from Perth to Washington from $822

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 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Japan Airlines Logo
12:25 - 10:35
PER
-
SEA
37h 10m
2 stops
Japan Airlines Logo
13:30 - 00:40
SEA
-
PER
44h 10m
2 stops
$1,465Japan Airlines
Tue, 14 Jul - Tue, 18 Aug
Multiple Airlines Logo
05:35 - 19:10
PER
-
SEA
28h 35m
2 stops
Multiple Airlines Logo
23:50 - 04:15
SEA
-
PER
37h 25m
2 stops
$1,596Multiple Airlines
Sat, 14 Mar - Sat, 21 Mar
Japan Airlines Logo
00:10 - 10:25
PER
-
SEA
25h 15m
2 stops
Japan Airlines Logo
13:30 - 22:40
SEA
-
PER
42h 10m
2 stops
$1,810Japan Airlines
Sun, 10 May - Thu, 28 May
Multiple Airlines Logo
23:10 - 14:31
PER
-
SEA
31h 21m
2 stops
Multiple Airlines Logo
20:00 - 22:15
SEA
-
PER
34h 15m
2 stops
$1,819Multiple Airlines
Sat, 14 Feb - Fri, 20 Feb
Qantas Airways Logo
10:20 - 23:42
PER
-
PDX
28h 22m
2 stops
Qantas Airways Logo
14:30 - 12:05
PDX
-
PER
30h 35m
2 stops
$1,918Qantas Airways
Thu, 12 Mar - Mon, 16 Mar
Singapore Airlines Logo
01:15 - 08:10
PER
-
SEA
21h 55m
1 stop
Singapore Airlines Logo
09:45 - 05:25
SEA
-
PER
28h 40m
1 stop
$1,933Singapore Airlines
Fri, 13 Mar - Sat, 21 Mar
Singapore Airlines Logo
16:55 - 08:45
PER
-
SEA
30h 50m
1 stop
Singapore Airlines Logo
10:15 - 14:40
SEA
-
PER
37h 25m
1 stop
$2,033Singapore Airlines
Mon, 11 May - Thu, 28 May
Qantas Airways Logo
09:05 - 19:53
PER
-
SEA
25h 48m
2 stops
Qantas Airways Logo
17:16 - 11:15
SEA
-
PER
26h 59m
2 stops
$2,059Qantas Airways
Mon, 11 May - Thu, 28 May
United Airlines Logo
23:45 - 00:35
PER
-
PDX
39h 50m
2 stops
United Airlines Logo
19:49 - 05:25
PDX
-
PER
42h 36m
2 stops
$2,236United Airlines
Thu, 19 Mar - Mon, 23 Mar
American Airlines Logo
22:40 - 23:09
PER
-
PDX
39h 29m
2 stops
American Airlines Logo
13:52 - 12:05
PDX
-
PER
31h 13m
2 stops
$2,376American Airlines
Thu, 19 Mar - Mon, 23 Mar

Japan Airlines flights from Perth to State of Washington

Our best Japan Airlines deals on Perth to State of Washington flight tickets
Japan Airlines
14 July
PER12:25Perth
37h 10m
2 stops
SEA10:35Seattle/Tacoma Intl
18 Aug
SEA13:30Seattle/Tacoma Intl
44h 10m
2 stops
PER00:40Perth
$1,465
Japan Airlines
10 May
PER00:10Perth
25h 15m
2 stops
SEA10:25Seattle/Tacoma Intl
28 May
SEA13:30Seattle/Tacoma Intl
42h 10m
2 stops
PER22:40Perth
$1,810
Japan Airlines
19 July
PER00:10Perth
25h 25m
2 stops
SEA10:35Seattle/Tacoma Intl
20 July
SEA13:30Seattle/Tacoma Intl
42h 10m
2 stops
PER22:40Perth
$1,895

Singapore Airlines flights from Perth to State of Washington

Our best Singapore Airlines deals on Perth to State of Washington flight tickets
Singapore Airlines
13 Mar
PER01:15Perth
21h 55m
1 stop
SEA08:10Seattle/Tacoma Intl
21 Mar
SEA09:45Seattle/Tacoma Intl
28h 40m
1 stop
PER05:25Perth
$1,933
Singapore Airlines
11 May
PER16:55Perth
30h 50m
1 stop
SEA08:45Seattle/Tacoma Intl
28 May
SEA10:15Seattle/Tacoma Intl
37h 25m
1 stop
PER14:40Perth
$2,033
Singapore Airlines
11 May
PER16:55Perth
30h 50m
1 stop
SEA08:45Seattle/Tacoma Intl
28 May
SEA10:15Seattle/Tacoma Intl
22h 40m
1 stop
PER23:55Perth
$2,043

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 29 January 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

PerthSeattle

PER - SEA

PERSEA

Perth

Tue 14/7

12:25-10:35

2 stops37h 10m

Seattle/Tacoma Intl

Tue 18/8

13:30-00:40

2 stops44h 10m

$1,465

PerthSeattle

PER - SEA

PERSEA

Perth

Sat 14/3

05:35-19:10

2 stops28h 35m

Seattle/Tacoma Intl

Sat 21/3

23:50-04:15

2 stops37h 25m

$1,596

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 10/5

00:10-10:25

2 stops25h 15m

Seattle/Tacoma Intl

Thu 28/5

13:30-22:40

2 stops42h 10m

$1,810

PerthSeattle

PER - SEA

PERSEA

Perth

Sat 14/2

23:10-14:31

2 stops31h 21m

Seattle/Tacoma Intl

Fri 20/2

20:00-22:15

2 stops34h 15m

$1,819

PerthPortland

PER - PDX

PERPDX

Perth

Thu 12/3

10:20-23:42

2 stops28h 22m

Portland

Mon 16/3

14:30-12:05

2 stops30h 35m

$1,918

PerthSeattle

PER - SEA

PERSEA

Perth

Fri 13/3

01:15-08:10

1 stop21h 55m

Seattle/Tacoma Intl

Sat 21/3

09:45-05:25

1 stop28h 40m

$1,933

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 11/5

16:55-08:45

1 stop30h 50m

Seattle/Tacoma Intl

Thu 28/5

10:15-14:40

1 stop37h 25m

$2,033

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 11/5

09:05-19:53

2 stops25h 48m

Seattle/Tacoma Intl

Thu 28/5

17:16-11:15

2 stops26h 59m

$2,059

PerthPortland

PER - PDX

PERPDX

Perth

Thu 19/3

23:45-00:35

2 stops39h 50m

Portland

Mon 23/3

19:49-05:25

2 stops42h 36m

$2,236

PerthPortland

PER - PDX

PERPDX

Perth

Thu 19/3

22:40-23:09

2 stops39h 29m

Portland

Mon 23/3

13:52-12:05

2 stops31h 13m

$2,376

Flights are sorted by cheapest return 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 February is, on average, the cheapest month to fly to State of Washington from Perth, with most prices found around $1,341. If you aren’t able to travel during the month of February, then book flights to State of Washington from Perth during September instead. Flights to State of Washington in September, while not as cheap as those in February, still average around $1,623.

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 $1,839 when searching weeks before you fly. 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 $1,598 on momondo.

Can stopping save me money on Perth to State of Washington flights?

You could potentially save up to 18% on your flight if you consider stops on a Perth to State of Washington flight.

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

Fastest flight time

28h 35m

Direct flights

None
The fastest flight from Perth to State of Washington takes 28h 35m
There are no direct flights from Perth to State of Washington. There are no popular flight routes from Perth to State of Washington.
Search flight deals

  • When did momondo last update prices for flights from Perth Airport to Washington?

    Prices for flights from Perth Airport to Washington are refreshed on a daily basis.

  • 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 stopovers 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 required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable 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
Japan AirlinesPriceFrom $1,297Free cancellationRating
8.3
1,691 reviews
Search Japan Airlines flights
Qantas AirwaysPriceFrom $1,596Free cancellationRating
7.5
980 reviews
Search Qantas Airways flights
Singapore AirlinesPriceFrom $1,603Free cancellationRating
8.2
1,440 reviews
Search Singapore Airlines flights

Why use momondo?

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

Finding the right flight to Washington from Perth is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Perth to Washington flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington from Perth.

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

Price alerts on flights to Washington from Perth are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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