What is the cheapest airline that flies from Perth to Washington?

Qantas Airways and United Airlines are the most popular carriers operating from Perth to Washington

Which airlines fly to State of Washington?

Japan Airlines, Qantas Airways and Singapore Airlines are the top three most popular airlines that fly to State of Washington from Perth according to our data. Japan Airlines is the first choice among our users, with 46% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 3 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

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?

There are 3 operators available for flights from Perth Airport to Washington as of July 2026.

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.

$1,183 Cheap Flights from Perth to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Perth to Washington

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

08:30 - 18:35

PER

SEA

26h 05m

1 stop

23:55 - 07:15

SEA

PER

39h 20m

1 stop

$1,736Philippine Airlines

Thu, 5 Nov - Mon, 9 Nov

08:30 - 18:30

PER

SEA

26h 00m

1 stop

21:30 - 07:15

SEA

PER

41h 45m

1 stop

$1,742Philippine Airlines

Thu, 5 Nov - Mon, 9 Nov

08:30 - 18:30

PER

SEA

26h 00m

1 stop

21:30 - 07:15

SEA

PER

41h 45m

1 stop

$1,743Philippine Airlines

Thu, 5 Nov - Mon, 9 Nov

09:55 - 15:15

PER

SEA

44h 20m

3 stops

00:10 - 16:35

SEA

PER

49h 25m

3 stops

$1,795Multiple Airlines

Wed, 21 Oct - Mon, 26 Oct

09:55 - 19:15

PER

SEA

48h 20m

2 stops

01:10 - 04:15

SEA

PER

60h 05m

2 stops

$1,817Multiple Airlines

Wed, 21 Oct - Mon, 26 Oct

05:35 - 16:35

PER

SEA

26h 00m

2 stops

01:15 - 04:20

SEA

PER

36h 05m

2 stops

$1,860Multiple Airlines

Sun, 23 Aug - Wed, 26 Aug

08:30 - 18:30

PER

SEA

26h 00m

1 stop

21:30 - 07:15

SEA

PER

41h 45m

1 stop

$1,896Philippine Airlines

Thu, 5 Nov - Mon, 9 Nov

16:55 - 08:45

PER

SEA

30h 50m

1 stop

09:45 - 12:35

SEA

PER

35h 50m

1 stop

$1,938Singapore Airlines

Wed, 21 Oct - Tue, 27 Oct

22:55 - 15:45

PER

SEA

31h 50m

2 stops

10:15 - 04:20

SEA

PER

27h 05m

1 stop

$1,955Multiple Airlines

Sun, 23 Aug - Thu, 27 Aug

22:55 - 15:45

PER

SEA

31h 50m

2 stops

10:15 - 04:20

SEA

PER

27h 05m

1 stop

$1,957Multiple Airlines

Sun, 23 Aug - Thu, 27 Aug

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Philippine Airlines flights from Perth to State of Washington

Our best Philippine Airlines deals on Perth to State of Washington flight tickets

Philippine Airlines

5 Nov

PER08:30Perth

26h 05m

1 stop

SEA18:35Seattle/Tacoma Intl

9 Nov

SEA23:55Seattle/Tacoma Intl

39h 20m

1 stop

PER07:15Perth

$1,736

Philippine Airlines

5 Nov

PER08:35Perth

25h 55m

1 stop

SEA18:30Seattle/Tacoma Intl

9 Nov

SEA21:30Seattle/Tacoma Intl

41h 50m

1 stop

PER07:20Perth

$1,742

Philippine Airlines

5 Nov

PER08:30Perth

26h 00m

1 stop

SEA18:30Seattle/Tacoma Intl

9 Nov

SEA21:30Seattle/Tacoma Intl

41h 45m

1 stop

PER07:15Perth

$1,743

United Airlines flights from Perth to State of Washington

Our best United Airlines deals on Perth to State of Washington flight tickets

United Airlines

5 Nov

PER23:45Perth

28h 35m

2 stops

SEA12:20Seattle/Tacoma Intl

9 Nov

SEA19:35Seattle/Tacoma Intl

27h 10m

2 stops

PER14:45Perth

$2,137

United Airlines

5 Nov

PER23:45Perth

28h 35m

2 stops

SEA12:20Seattle/Tacoma Intl

9 Nov

SEA19:35Seattle/Tacoma Intl

27h 10m

2 stops

PER14:45Perth

$2,147

United Airlines

10 Aug

PER15:30Perth

58h 56m

3 stops

SEA11:26Seattle/Tacoma Intl

20 Aug

SEA19:35Seattle/Tacoma Intl

25h 55m

2 stops

PER12:30Perth

$2,151

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 5/11

08:30-18:35

1 stop26h 05m

Seattle/Tacoma Intl

Mon 9/11

23:55-07:15

1 stop39h 20m

$1,736

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 5/11

08:30-18:30

1 stop26h 00m

Seattle/Tacoma Intl

Mon 9/11

21:30-07:15

1 stop41h 45m

$1,742

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 5/11

08:30-18:30

1 stop26h 00m

Seattle/Tacoma Intl

Mon 9/11

21:30-07:15

1 stop41h 45m

$1,743

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 21/10

09:55-15:15

3 stops44h 20m

Seattle/Tacoma Intl

Mon 26/10

00:10-16:35

3 stops49h 25m

$1,795

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 21/10

09:55-19:15

2 stops48h 20m

Seattle/Tacoma Intl

Mon 26/10

01:10-04:15

2 stops60h 05m

$1,817

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 23/8

05:35-16:35

2 stops26h 00m

Seattle/Tacoma Intl

Wed 26/8

01:15-04:20

2 stops36h 05m

$1,860

PerthSeattle

PER - SEA

PERSEA

Perth

Thu 5/11

08:30-18:30

1 stop26h 00m

Seattle/Tacoma Intl

Mon 9/11

21:30-07:15

1 stop41h 45m

$1,896

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 21/10

16:55-08:45

1 stop30h 50m

Seattle/Tacoma Intl

Tue 27/10

09:45-12:35

1 stop35h 50m

$1,938

Fastest return journey

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 23/8

22:55-15:45

2 stops31h 50m

Seattle/Tacoma Intl

Thu 27/8

10:15-04:20

1 stop27h 05m

$1,955

PerthSeattle

PER - SEA

PERSEA

Perth

Sun 23/8

22:55-15:45

2 stops31h 50m

Seattle/Tacoma Intl

Thu 27/8

10:15-04:20

1 stop27h 05m

$1,957

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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

The month of January is, on average, the cheapest month to fly to State of Washington from Perth, with most prices found around $1,264. If you aren’t able to travel during the month of January, then book flights to State of Washington from Perth during February instead. Flights to State of Washington in February, while not as cheap as those in January, still average around $1,308.

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

You could potentially save up to 21% 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	25h 55m
Direct flights	None

The fastest flight from Perth to State of Washington takes 25h 55m

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

Frequently asked questions about flying from Perth to Washington

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?
There are 3 operators available for flights from Perth Airport to Washington as of July 2026.
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 Airlines	PriceFrom $1,303	Free cancellation	Rating 8.3 1,866 reviews	Search Japan Airlines flights
Qantas Airways	PriceFrom $1,610	Free cancellation	Rating 7.5 1,057 reviews	Search Qantas Airways flights
Singapore Airlines	PriceFrom $1,617	Free cancellation	Rating 8.2 1,563 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.