What are the cheapest airlines to fly from Australia to State of Washington one-way?

To fly one-way, consider booking your trip with Philippine Airlines, which is currently one of the cheapest options available, starting at $661. Asiana Airlines flights start at $723 while deals on ANA start at $762 one-way.

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

Users have found that booking a flight from Australia to State of Washington at least 39 days early can save you up to 12% on average compared to booking a flight this week. If booking 39 days before your flight isn’t an option for you, users have found flights from Australia to State of Washington for as little as $974 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,196 for flights departing within the next 3 days.

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

Our data shows that February tends to be the cheapest month to fly to State of Washington from Australia. Users have commonly found prices around $1,126 for the month, but tickets can be as low as $808. Due to multiple factors, prepare for potentially higher prices in December.

Can I find deals for flights from Australia to Washington that include hotel bookings?

Yes. In addition to deals on Australia to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Australia to Washington?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Washington.

Can I find deals for business class flights from Australia to Washington?

Yes. Cheapflights offers flight deals from Australia 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.

$1,532+ Flights from Australia to Washington

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Cheap flight deals from Australia to Washington

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$929 (flugladen.de)
One-way from	$395 (Trip.com)
Popular in	December
Cheapest in	February
Average price	$1,157

Provider with most accurate pricing for Sydney Kingsford Smith-Seattle/Tacoma Intl flight deals.

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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Seattle/Tacoma Intl flights.

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From Australia to Washington

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One-way flight from Australia to Washington

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Highest demand for flights based on searches. 8% potential increase in price ($98 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Australia to Washington

Cheapest flights from Australia to Washington
Explore the most affordable flight options available from Australia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Sun 5/188:00 amMEL - SEA

1 stop28h 15mPhilippine Airlines

Sun 6/111:35 pmSEA - MEL

1 stop37h 55mPhilippine Airlines

Deal found 4/21

$929

Thu 6/54:20 pmSYD - PDX

2 stops34h 25mMultiple Airlines

Sun 6/85:33 pmPDX - SYD

1 stop28h 07mMultiple Airlines

Deal found 4/21

$944

Thu 6/51:15 pmSYD - SEA

3 stops27h 55mMultiple Airlines

Thu 6/125:35 amSEA - SYD

2 stops40h 05mMultiple Airlines

Deal found 4/21

$997

Mon 6/29:30 amSYD - SEA

1 stop44h 00mAsiana Airlines

Fri 6/62:15 pmSEA - SYD

1 stop24h 15mAsiana Airlines

Deal found 4/21

$998

Thu 11/209:05 amSYD - SEA

1 stop41h 05mSingapore Airlines

Fri 11/288:45 amSEA - SYD

1 stop32h 05mSingapore Airlines

Deal found 4/22

$1,004

Thu 6/511:20 amMEL - SEA

2 stops38h 15mMultiple Airlines

Thu 6/128:40 pmSEA - MEL

2 stops31h 40mMultiple Airlines

Deal found 4/21

$1,013

Wed 6/412:25 pmPER - SEA

2 stops37h 10mJapan Airlines

Wed 6/111:30 pmSEA - PER

2 stops27h 15mJapan Airlines

Deal found 4/22

$1,029

Fri 6/611:15 amBNE - SEA

1 stop25h 00mPhilippine Airlines

Fri 6/1311:35 pmSEA - BNE

1 stop41h 20mPhilippine Airlines

Deal found 4/22

$1,037

Fri 6/610:10 amSYD - SEA

1 stop26h 05mPhilippine Airlines

Fri 6/1311:35 pmSEA - SYD

1 stop39h 25mPhilippine Airlines

Deal found 4/22

$1,054

Sat 6/78:55 pmSYD - SEA

1 stop34h 30mANA

Wed 7/91:45 pmSEA - SYD

2 stops36h 30mANA

Deal found 4/22

$1,059

Sat 6/77:25 amMEL - SEA

2 stops28h 31mJapan Airlines

Mon 6/301:30 pmSEA - MEL

1 stop23h 15mJapan Airlines

Deal found 4/21

$1,078

Tue 5/2011:40 amBNE - SEA

3 stops29h 30mMultiple Airlines

Tue 5/276:00 amSEA - BNE

3 stops35h 25mMultiple Airlines

Deal found 4/21

$1,083

Best flights from Australia to Washington
Discover carefully curated flight deals from Australia to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2025.

Sun 5/188:00 amMEL - SEA

1 stop28h 15mPhilippine Airlines

Sun 6/111:35 pmSEA - MEL

1 stop37h 55mPhilippine Airlines

Deal found 4/21

$929

Thu 6/54:20 pmSYD - PDX

2 stops34h 25mMultiple Airlines

Sun 6/85:33 pmPDX - SYD

1 stop28h 07mMultiple Airlines

Deal found 4/21

$944

Mon 6/29:30 amSYD - SEA

1 stop44h 00mAsiana Airlines

Fri 6/62:15 pmSEA - SYD

1 stop24h 15mAsiana Airlines

Deal found 4/21

$998

Sat 10/114:00 pmSYD - SEA

1 stop34h 45mSingapore Airlines

Tue 10/2110:15 amSEA - SYD

1 stop40h 00mSingapore Airlines

Deal found 4/22

$1,026

Wed 6/412:25 pmPER - SEA

2 stops37h 10mJapan Airlines

Wed 6/111:30 pmSEA - PER

2 stops27h 15mJapan Airlines

Deal found 4/22

$1,029

Sat 6/78:55 pmSYD - SEA

1 stop34h 30mANA

Wed 7/91:45 pmSEA - SYD

2 stops36h 30mANA

Deal found 4/22

$1,059

Thu 6/59:10 amSYD - SEA

2 stops22h 37mAmerican Airlines

Sun 6/151:35 pmSEA - SYD

2 stops24h 30mAmerican Airlines

Deal found 4/21

$1,101

Sun 6/89:50 pmMEL - SEA

1 stop38h 40mChina Airlines

Sun 6/291:10 amSEA - MEL

1 stop40h 30mChina Airlines

Deal found 4/21

$1,117

Mon 7/215:45 pmSYD - SEA

1 stop21h 25mQantas Airways

Thu 7/312:30 pmSEA - SYD

1 stop23h 35mQantas Airways

Deal found 4/21

$1,157

Fri 6/2710:20 amSYD - SEA

1 stop31h 39mUnited Airlines

Tue 7/2212:40 pmSEA - SYD

1 stop25h 15mUnited Airlines

Deal found 4/21

$1,165

Mon 6/2310:15 pmBNE - SEA

1 stop38h 15mEVA Air

Sat 6/281:50 amSEA - BNE

1 stop25h 10mEVA Air

Deal found 4/22

$1,184

Fri 6/69:25 amSYD - SEA

2 stops30h 00mDelta

Fri 6/207:10 amSEA - SYD

2 stops30h 25mDelta

Deal found 4/20

$1,222

Last-minute flights from Australia to Washington
Discover last-minute flight deals from Australia to Washington. Data last updated April 22, 2025 and is based on user searches.

Fri 4/251:45 pmMEL - SEA

2 stops23h 50mMultiple Airlines

Tue 5/134:20 pmSEA - MEL

2 stops26h 10mMultiple Airlines

Deal found 4/22

$1,126

Mon 4/281:55 amBNE - SEA

1 stop52h 30mEmirates

Thu 5/295:15 pmSEA - BNE

1 stop36h 05mEmirates

Deal found 4/22

$2,489

Tue 4/299:15 pmBNE - SEA

2 stops50h 00mMultiple Airlines

Thu 5/292:30 pmSEA - BNE

1 stop21h 55mMultiple Airlines

Deal found 4/22

$1,630

Tue 4/294:35 pmBNE - SEA

2 stops30h 40mHawaiian Airlines

Thu 5/296:25 pmSEA - BNE

2 stops46h 05mHawaiian Airlines

Deal found 4/22

$1,659

Tue 4/298:30 amBNE - SEA

1 stop22h 00mKorean Air

Thu 5/2912:40 pmSEA - BNE

1 stop25h 05mKorean Air

Deal found 4/22

$1,736

Wed 4/3012:10 amPER - SEA

2 stops33h 53mCathay Pacific

Thu 5/156:59 pmSEA - PER

2 stops45h 46mCathay Pacific

Deal found 4/22

$12,377

Wed 4/302:10 amPER - SEA

2 stops49h 35mQatar Airways

Thu 5/154:30 pmSEA - PER

1 stop35h 10mQatar Airways

Deal found 4/22

$13,173

Thu 5/19:35 pmPER - SEA

2 stops51h 15mMultiple Airlines

Thu 5/157:00 amSEA - PER

2 stops46h 00mMultiple Airlines

Deal found 4/22

$4,877

Thu 5/11:45 pmPER - SEA

2 stops47h 34mSingapore Airlines

Thu 5/1510:15 amSEA - PER

1 stop22h 40mSingapore Airlines

Deal found 4/22

$10,569

Thu 5/111:45 pmPER - SEA

3 stops36h 46mUnited Airlines

Thu 5/157:33 pmSEA - PER

2 stops29h 27mUnited Airlines

Deal found 4/22

$11,586

Thu 5/110:20 pmPER - SEA

1 stop30h 05mEmirates

Thu 5/155:15 pmSEA - PER

1 stop33h 20mEmirates

Deal found 4/22

$13,323

Fri 5/91:15 pmSYD - SEA

2 stops22h 44mMultiple Airlines

Tue 5/276:52 pmSEA - SYD

2 stops23h 53mMultiple Airlines

Deal found 4/21

$1,099

One-way flights from Australia to Washington
Search for one-way flight options from Australia to Washington. Find affordable one-way fares based on user searches. Data last updated April 22, 2025.

Thu 5/154:20 pmSYD - SEA

1 stop30h 55mMultiple Airlines

Deal found 4/22

$395

Thu 6/54:20 pmSYD - PDX

2 stops34h 25mMultiple Airlines

Deal found 4/21

$421

Wed 4/303:45 pmMEL - SEA

2 stops21h 50mMultiple Airlines

Deal found 4/21

$429

Tue 5/2711:40 amBNE - SEA

2 stops25h 20mMultiple Airlines

Deal found 4/22

$467

Mon 5/56:00 amAVV - SEA

2 stops41h 15mMultiple Airlines

Deal found 4/22

$473

Wed 6/410:10 amSYD - SEA

1 stop26h 05mPhilippine Airlines

Deal found 4/21

$661

Fri 6/68:00 amMEL - SEA

1 stop28h 15mPhilippine Airlines

Deal found 4/22

$683

Fri 5/911:15 amBNE - SEA

1 stop25h 00mPhilippine Airlines

Deal found 4/22

$715

Sat 5/249:30 amSYD - SEA

1 stop44h 00mAsiana Airlines

Deal found 4/20

$723

Sat 5/178:55 pmSYD - SEA

2 stops38h 38mANA

Deal found 4/21

$762

Wed 9/179:20 amSYD - PDX

1 stop22h 26mAir Canada

Deal found 4/21

$770

Wed 5/710:10 pmSYD - SEA

1 stop38h 20mChina Airlines

Deal found 4/21

$781

Cheapflights Fare Finder

Use the filters below to find and compare flights from Australia to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sun 5/18

8:00 am-7:15 pm

1 stop28h 15m

Seattle/Tacoma Intl

Sun 6/1

11:35 pm-6:30 am

1 stop37h 55m

$929

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 6/5

4:20 pm-9:45 am

2 stops34h 25m

Portland

Sun 6/8

5:33 pm-2:40 pm

1 stop28h 07m

$944

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 6/5

1:15 pm-12:10 am

3 stops27h 55m

Seattle/Tacoma Intl

Thu 6/12

5:35 am-2:40 pm

2 stops40h 05m

$997

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 6/2

9:30 am-12:30 pm

1 stop44h 00m

Seattle/Tacoma Intl

Fri 6/6

2:15 pm-7:30 am

1 stop24h 15m

$998

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Thu 6/5

11:20 am-8:35 am

2 stops38h 15m

Seattle/Tacoma Intl

Thu 6/12

8:40 pm-9:20 pm

2 stops31h 40m

$1,013

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 10/11

4:00 pm-8:45 am

1 stop34h 45m

Seattle/Tacoma Intl

Tue 10/21

10:15 am-8:15 pm

1 stop40h 00m

$1,026

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 6/4

12:25 pm-10:35 am

2 stops37h 10m

Seattle/Tacoma Intl

Wed 6/11

1:30 pm-7:45 am

2 stops27h 15m

$1,029

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 6/6

11:15 am-7:15 pm

1 stop25h 00m

Seattle/Tacoma Intl

Fri 6/13

11:35 pm-9:55 am

1 stop41h 20m

$1,037

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 6/6

10:10 am-7:15 pm

1 stop26h 05m

Seattle/Tacoma Intl

Fri 6/13

11:35 pm-8:00 am

1 stop39h 25m

$1,054

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 6/7

8:55 pm-2:25 pm

1 stop34h 30m

Seattle/Tacoma Intl

Wed 7/9

1:45 pm-7:15 pm

2 stops36h 30m

$1,059

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 60 results

...

Best time to book a flight from Australia to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Australia with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Australia to Washington

What is the cheapest month to book a flight from Australia to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Australia to State of Washington (average of $238). Flying from Australia to State of Washington in July is currently the most expensive (average of $411). 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.

What is the cheapest time of day to fly from AU to WA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Australia to State of Washington as you normally would.

Rainfall in Washington by month

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get a feel of what it's like to fly with Air Tahiti Nui, EVA Air and Korean Air from Australia to Washington by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui

8.8

Very good

62 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

EVA Air

8.4

Very good

1,179 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Korean Air

8.4

Very good

1,062 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Japan Airlines

8.3

Very good

1,450 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

China Airlines

8.3

Very good

727 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Related info for your journey

What are the cheapest airlines to fly from Australia to State of Washington one-way?
To fly one-way, consider booking your trip with Philippine Airlines, which is currently one of the cheapest options available, starting at $661. Asiana Airlines flights start at $723 while deals on ANA start at $762 one-way.
Can I find deals for flights from Australia to Washington that include hotel bookings?
Yes. In addition to deals on Australia to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Australia to Washington?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Washington.
Can I find deals for business class flights from Australia to Washington?
Yes. Cheapflights offers flight deals from Australia 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 Australia to State of Washington?
Currently, January is the cheapest month in which you can book a flight from Australia to State of Washington (average of $238). Flying from Australia to State of Washington in July is currently the most expensive (average of $411). 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 8 airlines flying from Australia to Washington

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$673	Average$1,343	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$870	Average$1,392	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$872	Average$1,137	FlexibilityNo cancel fee	On-time67%
Hawaiian Airlines	Cheapest$917	Average$1,321	FlexibilityNo cancel fee	On-time85%
Qantas Airways	Cheapest$1,058	Average$1,630	FlexibilityNo cancel fee	On-time74%
Virgin Australia	Cheapest$1,062	Average$2,565	FlexibilityNo cancel fee	On-time80%
Singapore Airlines	Cheapest$1,070	Average$1,495	FlexibilityNo cancel fee	On-time81%
Korean Air	Cheapest$1,207	Average$1,256	FlexibilityNo cancel fee	On-time81%

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$395+ Cheap flights from Australia to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/15. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Australia to Washington

Keep the following information in mind while searching for Australia to Washington flight deals. Data was last updated April 22, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Australia to Washington

Cheapest flights from Australia to WashingtonExplore the most affordable flight options available from Australia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Explore the most affordable flight options available from Australia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Australia to Washington that are best for you.

Best time to book a flight from Australia to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Australia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Australia to Washington

What is the cheapest month to book a flight from Australia to State of Washington?

What is the cheapest time of day to fly from AU to WA?

Find hourly flight availability from Australia to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington

Related info for your journey

Find useful and relevant information for your journey from Australia to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Australia to State of Washington one-way?

Can I find deals for flights from Australia to Washington that include hotel bookings?

How can I find direct flights from Australia to Washington?

Can I find deals for business class flights from Australia to Washington?

What is the cheapest month to book a flight from Australia to State of Washington?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Australia to Washington

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Australia to Washington

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Cheapest flights from Australia to Washington
Explore the most affordable flight options available from Australia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.