What is the cheapest airline that flies from Sydney Kingsford Smith to Washington?

United Airlines, Delta, and Qantas Airways are the most popular carriers operating from Sydney Kingsford Smith to Washington

Which airlines fly to State of Washington?

Air Canada, United Airlines and Qantas Airways are the top three most popular airlines that fly to State of Washington from Sydney according to our data. Air Canada is the first choice among our users, with 44% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 9 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 Sydney Kingsford Smith Airport to Washington?

Prices for flights from Sydney Kingsford Smith Airport to Washington were last updated today.

How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Washington?

The number of operators available for flights from Sydney Kingsford Smith Airport to Washington is 9 as of June 2026.

How old do you have to be to fly from Sydney Kingsford Smith Airport to Washington?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$829 Cheap Flights from Sydney to Washington in 2026

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Find the cheapest flights from Sydney to Washington

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

09:20 - 18:32

SYD

SEA

26h 12m

1 stop

10:45 - 07:20

SEA

SYD

27h 35m

1 stop

$1,155Air Canada

Mon, 27 Jul - Tue, 11 Aug

09:20 - 18:32

SYD

SEA

26h 12m

1 stop

19:20 - 11:40

SEA

SYD

23h 20m

2 stops

$1,176Multiple Airlines

Mon, 27 Jul - Tue, 11 Aug

09:20 - 18:32

SYD

SEA

26h 12m

1 stop

10:45 - 07:20

SEA

SYD

27h 35m

1 stop

$1,206Air Canada

Mon, 27 Jul - Tue, 11 Aug

09:20 - 14:22

SYD

SEA

22h 02m

1 stop

19:20 - 08:20

SEA

SYD

19h 00m

1 stop

$1,215Air Canada

Tue, 8 Sep - Tue, 6 Oct

09:20 - 14:22

SYD

SEA

22h 02m

1 stop

10:30 - 07:20

SEA

SYD

27h 50m

1 stop

$1,220Air Canada

Tue, 15 Sep - Wed, 23 Sep

10:20 - 14:37

SYD

SEA

22h 17m

1 stop

15:15 - 09:35

SEA

SYD

23h 20m

1 stop

$1,223Air Canada

Tue, 27 Oct - Wed, 11 Nov

06:00 - 09:52

SYD

SEA

20h 52m

2 stops

15:00 - 08:20

SEA

SYD

23h 20m

1 stop

$1,227Multiple Airlines

Tue, 8 Sep - Tue, 6 Oct

09:20 - 10:07

SYD

SEA

17h 47m

1 stop

19:20 - 10:40

SEA

SYD

22h 20m

2 stops

$1,234Multiple Airlines

Wed, 29 Jul - Tue, 1 Sep

06:20 - 09:17

SYD

SEA

20h 57m

2 stops

19:05 - 09:35

SEA

SYD

19h 30m

1 stop

$1,237Multiple Airlines

Tue, 27 Oct - Wed, 11 Nov

06:00 - 10:07

SYD

SEA

21h 07m

2 stops

19:20 - 12:40

SEA

SYD

24h 20m

2 stops

$1,243Multiple Airlines

Wed, 29 Jul - Tue, 1 Sep

United Airlines flights from Sydney to State of Washington

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

United Airlines

12 Aug

SYD09:30Sydney Kingsford Smith

19h 04m

1 stop

SEA11:34Seattle/Tacoma Intl

6 Sept

SEA12:15Seattle/Tacoma Intl

25h 45m

1 stop

SYD07:00Sydney Kingsford Smith

$1,381

United Airlines

18 June

SYD10:20Sydney Kingsford Smith

38h 40m

2 stops

SEA08:00Seattle/Tacoma Intl

3 July

SEA17:15Seattle/Tacoma Intl

68h 40m

2 stops

SYD06:55Sydney Kingsford Smith

$1,383

United Airlines

28 July

SYD10:20Sydney Kingsford Smith

23h 00m

1 stop

SEA16:20Seattle/Tacoma Intl

31 Aug

SEA15:30Seattle/Tacoma Intl

22h 25m

1 stop

SYD06:55Sydney Kingsford Smith

$1,386

Delta flights from Sydney to State of Washington

Our best Delta deals on Sydney to State of Washington flight tickets

Delta

20 July

SYD09:15Sydney Kingsford Smith

29h 50m

1 stop

SEA22:05Seattle/Tacoma Intl

27 July

SEA10:05Seattle/Tacoma Intl

27h 45m

1 stop

SYD06:50Sydney Kingsford Smith

$1,374

Delta

13 July

SYD09:15Sydney Kingsford Smith

29h 50m

1 stop

SEA22:05Seattle/Tacoma Intl

29 July

SEA11:09Seattle/Tacoma Intl

26h 41m

2 stops

SYD06:50Sydney Kingsford Smith

$1,383

Delta

9 June

SYD09:15Sydney Kingsford Smith

29h 50m

2 stops

SEA22:05Seattle/Tacoma Intl

30 June

SEA10:05Seattle/Tacoma Intl

27h 45m

1 stop

SYD06:50Sydney Kingsford Smith

$1,386

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 27/7

09:20-18:32

1 stop26h 12m

Seattle/Tacoma Intl

Tue 11/8

10:45-07:20

1 stop27h 35m

$1,155

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 27/7

09:20-18:32

1 stop26h 12m

Seattle/Tacoma Intl

Tue 11/8

19:20-11:40

2 stops23h 20m

$1,176

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 27/7

09:20-18:32

1 stop26h 12m

Seattle/Tacoma Intl

Tue 11/8

10:45-07:20

1 stop27h 35m

$1,206

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 8/9

09:20-14:22

1 stop22h 02m

Seattle/Tacoma Intl

Tue 6/10

19:20-08:20

1 stop19h 00m

$1,215

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 15/9

09:20-14:22

1 stop22h 02m

Seattle/Tacoma Intl

Wed 23/9

10:30-07:20

1 stop27h 50m

$1,220

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 27/10

10:20-14:37

1 stop22h 17m

Seattle/Tacoma Intl

Wed 11/11

15:15-09:35

1 stop23h 20m

$1,223

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 8/9

06:00-09:52

2 stops20h 52m

Seattle/Tacoma Intl

Tue 6/10

15:00-08:20

1 stop23h 20m

$1,227

Fastest return journey

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 29/7

09:20-10:07

1 stop17h 47m

Seattle/Tacoma Intl

Tue 1/9

19:20-10:40

2 stops22h 20m

$1,234

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 27/10

06:20-09:17

2 stops20h 57m

Seattle/Tacoma Intl

Wed 11/11

19:05-09:35

1 stop19h 30m

$1,237

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 29/7

06:00-10:07

2 stops21h 07m

Seattle/Tacoma Intl

Tue 1/9

19:20-12:40

2 stops24h 20m

$1,243

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 Sydney 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 June is, on average, the cheapest month to fly to State of Washington from Sydney, with most prices found around $688. If you aren’t able to travel during the month of June, then book flights to State of Washington from Sydney during July instead. Flights to State of Washington in July, while not as cheap as those in June, still average around $770.

How far in advance should I book a flight from Sydney to Washington?

You are more likely to see cheaper flights to State of Washington from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $1,461 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Sydney for as low as $982 on momondo.

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

You could potentially save up to 7% on your flight if you consider stops on a Sydney to State of Washington flight.

Cheap Sydney to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to State of Washington

Fastest flight time	17h 00m
Direct flights	None

The fastest flight from Sydney to State of Washington takes 17h 00m

There are no direct flights from Sydney to State of Washington. There are no popular flight routes from Sydney to State of Washington.

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Frequently asked questions about flying from Sydney to Washington

When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Washington?
Prices for flights from Sydney Kingsford Smith Airport to Washington were last updated today.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Washington?
The number of operators available for flights from Sydney Kingsford Smith Airport to Washington is 9 as of June 2026.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Washington?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Sydney to State of Washington

Compare and see reviews for airlines that fly from Sydney to State of Washington with momondo

Airline	Rating	Free cancellation	Price
Delta	PriceFrom $689	Free cancellation	Rating 7.8 8,398 reviews	Search Delta flights
Air Canada	PriceFrom $1,060	Free cancellation	Rating 7.1 11,133 reviews	Search Air Canada flights
Hawaiian Airlines	PriceFrom $1,067	Free cancellation	Rating 7.8 2,831 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $1,069	Free cancellation	Rating 7.9 12,476 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $1,143	Free cancellation	Rating 7.4 9,778 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $1,208	Free cancellation	Rating 7.5 1,044 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,250	Free cancellation	Rating 7.1 11,654 reviews	Search American Airlines flights
ANA	PriceFrom $1,300	Free cancellation	Rating 8.3 1,224 reviews	Search ANA flights
Asiana Airlines	PriceFrom $1,382	Free cancellation	Rating 8.1 540 reviews	Search Asiana Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Washington?

It is quick and easy to find Sydney 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 Sydney to Washington with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Sydney to Washington flights to just show those with flexible booking policies.

How can momondo help me find flights from Sydney to Washington?

momondo helps you find the best flight between Sydney and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Sydney to Washington right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Sydney to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.