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Cheap flights from Sydney to Washington from $558

SYD — SEA
3 Oct — 10 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Washington

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Washington

Tue 20/1014:15 -
2 stops22h 30m
Mon 26/1020:00 -
1 stop40h 25m
Deal found 1/9$1,247
Mon 5/1010:10 -
1 stop20h 57m
Sun 18/1016:37 -
1 stop21h 28m
Deal found 3/9$1,299
Tue 20/1010:20 -
1 stop17h 45m
Tue 27/1010:10 -
1 stop28h 25m
Deal found 30/8$1,302
Sun 18/1010:10 -
1 stop23h 57m
Sun 25/1016:37 -
1 stop22h 23m
Deal found 3/9$1,369
Sun 27/909:20 -
1 stop21h 57m
Mon 12/1019:15 -
2 stops22h 25m
Deal found 29/8$1,370
Sun 18/1014:15 -
3 stops39h 25m
Sun 25/1011:06 -
2 stops40h 59m
Deal found 2/9$1,377
Sun 18/1010:15 -
2 stops31h 44m
Sun 25/1013:30 -
2 stops24h 00m
Deal found 3/9$1,383
Tue 13/1010:20 -
1 stop17h 45m
Tue 20/1019:15 -
1 stop19h 05m
Deal found 29/8$1,395
Sun 18/1010:10 -
1 stop20h 57m
Sun 25/1015:10 -
2 stops23h 50m
Deal found 3/9$1,402
Tue 13/1006:00 -
2 stops22h 05m
Tue 20/1010:50 -
1 stop27h 30m
Deal found 29/8$1,411
Tue 13/1010:20 -
1 stop17h 11m
Tue 20/1019:45 -
1 stop18h 35m
Deal found 29/8$1,475
Sat 17/1014:15 -
2 stops24h 35m
Sun 25/1018:18 -
2 stops24h 17m
Deal found 2/9$1,482

Find flight deals from Sydney to Washington

Round-trip from

$1,247

One-way from

$558

Popular in

January

Cheapest in

March

Average price

$1,520
20/10-26/10
  • 20/10-26/10
  • 3 total stops
  • 62h 55m total
  • Sydney to Washington
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20/10
  • 20/10
  • 2 total stops
  • 22h 30m total
  • Sydney to Washington
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($116 potential increase over avg. return price).
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Cheapest flight prices on average. 0% potential price decrease ($22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest return flight

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Mon 5/10

10:10-16:04

2 stops23h 54m

Seattle/Tacoma Intl

Sun 18/10

11:44-08:05

2 stops26h 21m

$1,306

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Sun 18/10

10:15-23:59

2 stops31h 44m

Seattle/Tacoma Intl

Sun 25/10

13:30-07:30

2 stops24h 00m

$1,383
Fastest return journey

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Tue 13/10

10:20-09:31

1 stop17h 11m

Portland

Tue 20/10

19:45-08:20

1 stop18h 35m

$1,475

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Thu 15/10

06:00-09:31

2 stops21h 31m

Portland

Thu 22/10

19:45-08:20

1 stop18h 35m

$1,490

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Sun 13/9

20:45-23:50

1 stop20h 05m

Seattle/Tacoma Intl

Wed 16/9

07:20-18:50

1 stop18h 30m

$1,559

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Thu 1/10

09:10-16:42

2 stops24h 32m

Seattle/Tacoma Intl

Fri 16/10

16:37-09:10

2 stops22h 33m

$1,597

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Sat 17/10

10:10-22:49

1 stop30h 39m

Portland

Sat 24/10

11:58-06:55

1 stop24h 57m

$1,599

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Wed 21/10

10:10-23:55

2 stops31h 45m

Portland

Sat 24/10

23:49-06:55

1 stop37h 06m

$1,608

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Thu 17/9

09:20-18:32

1 stop26h 12m

Seattle/Tacoma Intl

Sun 20/9

19:15-11:40

2 stops23h 25m

$1,659

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Sat 17/10

14:15-20:50

2 stops24h 35m

Portland

Sat 24/10

18:18-12:35

2 stops24h 17m

$1,678

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 37 resultsSorted by cheapest first
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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 return price

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, March is the cheapest month in which you can book a flight from Sydney to State of Washington (average of $1,395). Flying from Sydney to State of Washington in January is currently the most expensive (average of $1,708). 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.

How much does it cost for a return flight from Sydney to State of Washington?

Airfare is typical for this route at the moment.
Sydney to State of Washington flights typically cost between $1,188 and $1,854 in October.
The cheapest return price found within the last 5 days was $1,247 on Multiple Airlines (20 Oct–26 Oct).

How far ahead should I book a flight from Sydney to State of Washington?

The price you pay for your flight from Sydney to State of Washington may vary depending on when you book. For the best chance of a lower fare, look to book 69 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Washington

Get a feel of what it's like to fly with Hawaiian Airlines,Qantas Airways, andUnited Airlines from Sydney to Washington by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Hawaiian Airlines
7.8
Good
2,815 reviews
Check prices

Food

6.9

Entertainment

7.1

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
Hawaiian Airlines
7.8
Good
2,815 reviews
Hawaiian Airlines
7.8
Good
2,815 reviews
Check prices

Food

6.9

Entertainment

7.1

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
Qantas Airways
7.5
Good
1,088 reviews
Hawaiian Airlines
7.8
Good
2,815 reviews
Check prices

Food

6.9

Entertainment

7.1

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
United Airlines
7.4
Good
10,160 reviews
Hawaiian Airlines
7.8
Good
2,815 reviews
Check prices

Food

6.9

Entertainment

7.1

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
American Airlines
7.1
Good
12,030 reviews
Hawaiian Airlines
7.8
Good
2,815 reviews
Check prices

Food

6.9

Entertainment

7.1

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
Air Canada
7.1
Good
11,573 reviews
Hawaiian Airlines
7.8
Good
2,815 reviews
Check prices

Food

6.9

Entertainment

7.1

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.

Related info for your journey

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

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Washington. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • How long is the flight from Sydney to State of Washington?

    Departing from Sydney to State of Washington will take you 17h 11m. The distance between Sydney and State of Washington is about 12350 km. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as $523. However, be on the lookout for offers from T'way Air and MIAT Mongolian, as they are both options that can get you from Sydney to State of Washington for a low price.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Sydney to State of Washington (average of $1,395). Flying from Sydney to State of Washington in January is currently the most expensive (average of $1,708). 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 6 airlines flying from Sydney to Washington

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$1,118Average$1,555FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Hawaiian AirlinesCheapest$1,134Average$1,813FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
DeltaCheapest$1,172Average$1,394FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapest$1,186Average$1,435FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
United AirlinesCheapest$1,189Average$1,517FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$1,232Average$1,344FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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Why should you use Cheapflights to find cheap flight tickets from Sydney to Washington?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Washington for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Sydney to Washington with no change fees?

Yes! Cheapflights helps users easily find flights from Sydney to Washington with no change fees.

Can Cheapflights notify me if prices for flights from Sydney to Washington become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Washington from Sydney today and book when prices fit your budget.

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