How does KAYAK find such low prices on flights from Washington to Sydney?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Sydney.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sydney?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Sydney?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sydney with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sydney?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$557 CHEAP FLIGHTS from Washington to Sydney

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Flight Deals

Cheap Flights from Washington to Sydney

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Sydney

Sun, Aug 30 - Tue, Sep 15

7:20 pm - 7:20 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

19h 00m1 stop Vancouver Intl

9:20 am - 2:17 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

21h 57m1 stop Vancouver Intl

$895Air Canada

Sun, Aug 30 - Tue, Sep 15

3:00 pm - 7:20 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

23h 20m1 stop Vancouver Intl

9:20 am - 10:05 amSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

17h 45m1 stop Vancouver Intl

$898Air Canada

Sun, Aug 30 - Tue, Sep 15

7:20 pm - 10:40 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

22h 20m2 stops Vancouver Intl Brisbane

9:20 am - 6:32 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

26h 12m1 stop Vancouver Intl

$910Multiple Airlines

Sun, Aug 30 - Tue, Sep 15

7:20 pm - 10:40 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

22h 20m2 stops Vancouver Intl Brisbane

9:20 am - 6:32 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

26h 12m1 stop Vancouver Intl

$912Multiple Airlines

Mon, Aug 31 - Sun, Sep 6

5:50 am - 7:20 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

32h 30m1 stop Vancouver Intl

9:20 am - 6:32 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

26h 12m1 stop Vancouver Intl

$999Air New Zealand

Wed, Oct 14 - Wed, Oct 28

5:40 am - 9:40 pmSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

46h 00m2 stops Vancouver Intl Brisbane

10:20 am - 9:17 amSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

16h 57m1 stop Vancouver Intl

$1,020Air New Zealand

Mon, Aug 31 - Sun, Sep 6

4:30 pm - 9:25 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

23h 55m1 stop Tokyo Haneda

8:55 pm - 2:25 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

34h 30m1 stop Tokyo Haneda

$1,037ANA

Sun, Aug 30 - Tue, Sep 15

5:20 pm - 6:55 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

20h 35m1 stop San Francisco

10:20 am - 11:21 amSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

18h 01m1 stop San Francisco

$1,041United Airlines

Wed, Sep 23 - Tue, Oct 6

7:35 pm - 6:55 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

18h 20m1 stop San Francisco

11:20 am - 2:17 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

20h 57m1 stop San Francisco

$1,085United Airlines

Sun, Sep 20 - Mon, Oct 12

10:50 am - 9:25 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

29h 35m2 stops Vancouver Intl Tokyo Haneda

12:45 pm - 6:32 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

23h 47m2 stops Tokyo Haneda Vancouver Intl

$1,670ANA

Recent last minute flight deals from Washington to Sydney

Sun, Aug 23 - Tue, Sep 15

7:20 pm - 10:20 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

22h 00m2 stops Vancouver Intl Brisbane

9:20 am - 10:05 amSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

17h 45m1 stop Vancouver Intl

$980Multiple Airlines

Sun, Aug 23 - Tue, Sep 1

4:30 pm - 9:25 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

23h 55m1 stop Tokyo Haneda

8:55 pm - 2:25 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

34h 30m1 stop Tokyo Haneda

$1,038ANA

Mon, Aug 24 - Sun, Aug 30

4:30 pm - 9:25 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

23h 55m1 stop Tokyo Haneda

8:55 pm - 2:25 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

34h 30m1 stop Tokyo Haneda

$1,039ANA

Sun, Aug 23 - Tue, Sep 15

7:20 pm - 11:55 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

23h 35m2 stops Vancouver Intl Brisbane

6:00 am - 10:05 amSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

21h 05m2 stops Brisbane Vancouver Intl

$1,069Multiple Airlines

Sat, Aug 22 - Tue, Sep 15

3:00 pm - 8:40 pmSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

36h 40m2 stops Vancouver Intl Brisbane

9:20 am - 2:17 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

21h 57m1 stop Vancouver Intl

$1,087Air Canada

Sat, Aug 22 - Wed, Sep 16

3:30 pm - 6:55 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

22h 25m1 stop San Francisco

9:30 am - 3:45 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

23h 15m1 stop Los Angeles

$1,091United Airlines

Sat, Aug 22 - Sun, Aug 30

4:35 pm - 7:00 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

21h 25m1 stop Los Angeles

10:20 am - 2:24 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

21h 04m1 stop San Francisco

$1,091United Airlines

Fri, Aug 21 - Sun, Aug 30

7:15 am - 6:50 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

30h 35m2 stops Salt Lake City Los Angeles

9:15 am - 2:50 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

22h 35m1 stop Los Angeles

$1,096Delta

Fri, Aug 21 - Sat, Aug 29

5:50 pm - 6:50 amSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

20h 00m1 stop Los Angeles

9:15 am - 8:30 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

28h 15m1 stop Los Angeles

$1,141Delta

Sun, Aug 23 - Wed, Sep 16

7:20 pm - 10:20 pmSEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

34h 00m2 stops Vancouver Intl Brisbane

9:20 am - 6:32 pmSYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

26h 12m1 stop Vancouver Intl

$1,211Air Canada

Useful Info

Low season	July
High season	December
Cheapest flight	$557

Best time to beat the crowds but there is an average 8% increase in price.

Most popular time to fly with an average 36% increase in price.

Flight from Seattle to Sydney

How does KAYAK find such low prices on flights from Washington to Sydney?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Sydney.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sydney?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Sydney?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sydney with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sydney?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Parramatta

Terrigal

Penrith

Katoomba

Coogee

Cronulla

Randwick

Leura

Lithgow

Charlestown

Swansea

Brooklyn

Newport

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Sydney (SYD)

SYD

$557 Find Cheap Flights from Washington to Sydney - Compare and Save

Cheap Flights from Washington to Sydney

Recent round-trip flight deals from Washington to Sydney

Recent one-way flight deals from Washington to Sydney

Recent last minute flight deals from Washington to Sydney

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Everything you need to know for your flight to Sydney

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