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

Japan Airlines, ANA, and American Airlines are the most popular carriers operating 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 were last updated today.

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

As of July 2025, there is 1 operator available to choose from 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.

$640 Cheap Flights from Perth to Washington in 2025

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Perth to Washington

Round-trip

One-way

Cheap round-trip flights

12:25 pm - 10:35 amPER-SEA

37h 10m2 stops

1:30 pm - 12:40 amSEA-PER

44h 10m2 stops

$905Japan Airlines

Find Deal

Mon, Aug 18 - Fri, Aug 22

12:10 am - 10:35 amPER-SEA

25h 25m2 stops

1:30 pm - 12:40 amSEA-PER

44h 10m2 stops

$916Japan Airlines

Find Deal

Tue, Jul 22 - Sun, Jul 27

9:55 pm - 7:10 pmPER-SEA

36h 15m2 stops

2:10 am - 5:10 pmSEA-PER

48h 00m2 stops

$1,068

Find Deal

Sun, Aug 24 - Sat, Aug 30

9:55 pm - 7:50 pmPER-SEA

36h 55m2 stops

2:10 am - 8:40 pmSEA-PER

27h 30m2 stops

$1,071

Find Deal

Sat, Aug 23 - Fri, Aug 29

8:30 am - 6:35 pmPER-SEA

26h 05m1 stop

9:30 pm - 7:15 amSEA-PER

41h 45m1 stop

$1,073Philippine Airlines

Find Deal

Thu, Nov 27 - Wed, Jan 28

8:30 am - 6:35 pmPER-SEA

26h 05m1 stop

9:30 pm - 7:15 amSEA-PER

41h 45m1 stop

$1,083Philippine Airlines

Find Deal

Thu, Nov 27 - Fri, Jan 30

7:50 pm - 10:16 pmPER-SEA

41h 26m2 stops

6:45 am - 4:00 pmSEA-PER

42h 15m2 stops

$1,140Air New Zealand

Find Deal

Sat, Aug 9 - Sat, Aug 16

8:05 am - 8:37 pmPER-PDX

27h 32m2 stops

3:44 pm - 4:00 pmPDX-PER

33h 16m2 stops

$1,210Air New Zealand

Find Deal

Sun, Aug 24 - Sun, Aug 31

1:10 am - 10:32 amPER-PDX

25h 22m2 stops

7:30 am - 2:45 pmPDX-PER

39h 15m2 stops

$1,886Singapore Airlines

Find Deal

Wed, Nov 19 - Sun, Dec 7

1:10 am - 10:32 amPER-PDX

25h 22m2 stops

7:30 am - 12:35 pmPDX-PER

37h 05m3 stops

$1,988Singapore Airlines

Find Deal

Wed, Nov 19 - Sun, Dec 7

Air Canada flights from Perth to State of Washington

Our best Air Canada deals on Perth to State of Washington flight tickets

Air Canada

Nov 20

PER10:30 pmPerth

31h 56m

2 stops

SEA2:26 pmSeattle/Tacoma Intl

Nov 24

SEA10:05 amSeattle/Tacoma Intl

42h 15m

2 stops

PER8:20 pmPerth

$1,197

Find similar

Air Canada

Nov 22

PER4:45 pmPerth

45h 21m

2 stops

SEA10:06 pmSeattle/Tacoma Intl

Jan 25

SEA10:05 amSeattle/Tacoma Intl

43h 30m

2 stops

PER9:35 pmPerth

$1,201

Find similar

Air Canada

Nov 20

PER10:30 pmPerth

27h 01m

2 stops

SEA9:31 amSeattle/Tacoma Intl

Nov 24

SEA3:40 pmSeattle/Tacoma Intl

36h 40m

2 stops

PER8:20 pmPerth

$1,202

Find similar

United Airlines flights from Perth to State of Washington

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

United Airlines

Nov 25

PER5:30 pmPerth

35h 58m

2 stops

SEA1:28 pmSeattle/Tacoma Intl

Feb 2

SEA3:25 pmSeattle/Tacoma Intl

31h 20m

2 stops

PER2:45 pmPerth

$1,309

Find similar

United Airlines

Nov 25

PER5:30 pmPerth

40h 55m

2 stops

SEA6:25 pmSeattle/Tacoma Intl

Jan 27

SEA6:13 pmSeattle/Tacoma Intl

28h 32m

2 stops

PER2:45 pmPerth

$1,315

Find similar

United Airlines

Nov 25

PER5:30 pmPerth

40h 55m

2 stops

SEA6:25 pmSeattle/Tacoma Intl

Jan 29

SEA6:30 amSeattle/Tacoma Intl

40h 00m

2 stops

PER2:30 pmPerth

$1,321

Find similar

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 February is, on average, the cheapest month to fly to State of Washington from Perth, with most prices found around $1,123. If you aren’t able to travel to State of Washington during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,167.

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 $1,338 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

Best Price Found	$640
Fastest flight time	22h 35m
Direct flights	None
Airports in State of Washington	2 airports

The best one-way flight to State of Washington from Perth in the past 72 hours is $640. The best round-trip flight deal from Perth to State of Washington found on momondo in the last 72 hours is $905.

The fastest flight from Perth to State of Washington takes 22h 35m

There are no direct flights from Perth to State of Washington. Popular non-direct routes for this connection are Perth Airport - Portland Airport and Perth Airport - Seattle/Tacoma Intl Airport.

There are 2 airports near State of Washington: Portland (PDX), Seattle/Tacoma Intl (SEA)

Search flight deals

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?
As of July 2025, there is 1 operator available to choose from 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 Airlines	PriceFrom $1,070	Free Cancellation	Rating 8.1 1,324 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.