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$432+ Cheap flights from Sydney (SYD) 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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
May 3 — May 101
Sat 5/3
Sat 5/10
1 adult, Economy
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Cheap flight deals from Sydney to Washington

Keep the following information in mind while searching for Sydney to Washington flight deals. Data was last updated April 28, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$989
(Delta)

One-way from

$432
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$1,158
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 Sydney Kingsford Smith to Washington
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One-way flight from Sydney Kingsford Smith to Washington
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Highest demand for flights based on searches. 7% potential increase in price ($96 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 Sydney to Washington

Cheapest flights from Sydney to Washington
Explore the most affordable flight options available from Sydney to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2025.

This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/129:25 amSYD - SEA
2 stops26h 04mDelta
Thu 6/1911:23 amSEA - SYD
2 stops26h 12mDelta
Deal found 4/28$989
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:10 pmSYD - SEA
1 stop31h 00mSingapore Airlines
Fri 11/288:45 amSEA - SYD
1 stop38h 10mSingapore Airlines
Deal found 4/28$1,006
This Trip.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:00 amSYD - PDX
2 stops32h 35mMultiple Airlines
Sat 11/225:30 pmPDX - SYD
2 stops24h 00mMultiple Airlines
Deal found 4/27$1,008
This FlightHub deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:30 amSYD - SEA
1 stop45h 05mAsiana Airlines
Fri 11/282:00 pmSEA - SYD
1 stop23h 30mAsiana Airlines
Deal found 4/27$1,030
This Trip.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1110:10 amSYD - SEA
1 stop26h 05mPhilippine Airlines
Wed 5/1411:35 pmSEA - SYD
1 stop39h 25mPhilippine Airlines
Deal found 4/27$1,035
This Cheapflightsfares deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2012:25 pmSYD - SEA
2 stops25h 01mANA
Fri 11/2810:00 amSEA - SYD
2 stops29h 30mANA
Deal found 4/28$1,053
This Air Canada deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2910:20 amSYD - PDX
1 stop26h 04mAir Canada
Sat 11/227:05 pmPDX - SYD
1 stop19h 30mAir Canada
Deal found 4/27$1,076
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/210:20 amSYD - PDX
1 stop19h 02mUnited Airlines
Sun 6/159:54 amPDX - SYD
1 stop28h 01mUnited Airlines
Deal found 4/27$1,082
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/269:25 amSYD - PDX
1 stop18h 45mDelta
Sat 7/127:15 amPDX - SYD
2 stops30h 20mDelta
Deal found 4/28$1,091
This Mytrip deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/101:15 pmSYD - SEA
3 stops27h 55mMultiple Airlines
Tue 6/177:05 amSEA - SYD
3 stops38h 35mMultiple Airlines
Deal found 4/26$1,115
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1610:20 amSYD - SEA
1 stop25h 38mUnited Airlines
Thu 7/245:10 pmSEA - SYD
1 stop20h 45mUnited Airlines
Deal found 4/26$1,127
This Jetabroad deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2310:10 pmSYD - SEA
1 stop38h 20mChina Airlines
Sun 6/151:10 amSEA - SYD
1 stop40h 35mChina Airlines
Deal found 4/27$1,170

Cheapflights Fare Finder

Customize your flight search to find flights from Sydney to 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, Cheapflights users made 2,558,603 searches. Data last updated April 28, 2025.
Use the filters below to find and compare flights from Sydney to Washington that are best for you.

Fly from

Sydney

Fly to

Washington

Route

Depart

Return

Price

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 6/12

9:25 am-6:29 pm

2 stops26h 04m

Seattle/Tacoma Intl

Thu 6/19

11:23 am-6:35 am

2 stops26h 12m

$989

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 5/11

10:10 am-7:15 pm

1 stop26h 05m

Seattle/Tacoma Intl

Wed 5/14

11:35 pm-8:00 am

1 stop39h 25m

$1,035

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 6/10

6:15 am-12:10 am

3 stops34h 55m

Seattle/Tacoma Intl

Tue 6/17

1:45 pm-2:40 pm

2 stops31h 55m

$1,041

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 6/2

4:20 pm-6:20 am

1 stop31h 00m

Portland

Sun 6/15

9:40 pm-2:40 pm

2 stops24h 00m

$1,061

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 6/2

10:20 am-12:22 pm

1 stop19h 02m

Portland

Sun 6/15

9:54 am-6:55 am

1 stop28h 01m

$1,082

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 6/26

9:25 am-11:10 am

1 stop18h 45m

Portland

Sat 7/12

7:15 am-6:35 am

2 stops30h 20m

$1,091

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 5/11

11:50 am-6:33 pm

2 stops23h 43m

Seattle/Tacoma Intl

Wed 5/14

10:00 am-9:25 am

2 stops30h 25m

$1,121

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 7/16

9:30 am-5:49 pm

2 stops25h 19m

Seattle/Tacoma Intl

Thu 7/24

7:34 pm-6:55 am

1 stop18h 21m

$1,127

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 5/23

10:10 pm-7:30 pm

1 stop38h 20m

Seattle/Tacoma Intl

Sun 6/15

1:10 am-10:45 am

1 stop40h 35m

$1,170

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 6/17

8:55 am-9:34 pm

2 stops53h 39m

Seattle/Tacoma Intl

Wed 6/25

8:41 am-6:20 am

2 stops28h 39m

$1,242

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Showing 1-10 of 41 results
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Best time to book a flight from Sydney to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Sydney 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 Sydney to Washington

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

Currently, January is the cheapest month in which you can book a flight from Sydney to State of Washington (average of $238). Flying from Sydney 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 SYD to WA?

Find hourly flight availability from Sydney 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 28, 2025.

When flying from Sydney to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Washington by month

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

Plan your trip to Washington by taking into account the average temperature totals 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 insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated April 28, 2025.
To help decide which airline to fly from Sydney to Washington, see what other customers have to say about Air Tahiti Nui, Japan Airlines and China Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Overall

8.8

Crew

9.1

Entertainment

7.3

Boarding

8.7

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

Food

7.8

Comfort

8.1

Overall

8.8

Crew

9.1

Entertainment

7.3

Boarding

8.7

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.
Japan Airlines
8.3
Very good
1,459 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Overall

8.8

Crew

9.1

Entertainment

7.3

Boarding

8.7

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.
China Airlines
8.3
Very good
729 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Overall

8.8

Crew

9.1

Entertainment

7.3

Boarding

8.7

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.
ANA
8.3
Very good
855 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Overall

8.8

Crew

9.1

Entertainment

7.3

Boarding

8.7

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.
Asiana Airlines
8.2
Very good
442 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Overall

8.8

Crew

9.1

Entertainment

7.3

Boarding

8.7

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.

Related info for your journey

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

  • What airport do you fly from for flights from Sydney to Washington?

    Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to Washington. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

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

    The cheapest airlines for a one-way flight from Sydney to State of Washington are United Airlines ($432), Delta ($524), and Air Canada ($773).

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

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

  • How can I find direct flights from Sydney to Washington?

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

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

    Yes. Cheapflights offers flight deals from Sydney 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 Sydney to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Sydney to State of Washington (average of $238). Flying from Sydney 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

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Alternative routes for Sydney to Washington

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Top 6 airlines flying from Sydney to Washington

Discover the top 6 airlines that operate flights from Sydney to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$673Average$1,215FlexibilityNo cancel feeOn-time69%
DeltaCheapest$870Average$1,392FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$874Average$1,057FlexibilityNo cancel feeOn-time67%
Hawaiian AirlinesCheapest$917Average$1,321FlexibilityNo cancel feeOn-time85%
Qantas AirwaysCheapest$1,058Average$1,630FlexibilityNo cancel feeOn-time74%
Korean AirCheapest$1,207Average$1,256FlexibilityNo cancel feeOn-time81%

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