What’s the cheapest stopover airport for flights from Sydney to Seattle?

Nadi (NAN) is the most affordable one-stop option, with an average return flight price of $1,014. Find deals

Which airport typically offers the quickest stopover for flights from Sydney to Seattle?

Flights via Vancouver (YVR) offer the fastest connection on this route, with an average stopover time of 2h 28m. Find deals

What’s the top stopover airport for flights from Sydney to Seattle?

Vancouver (YVR) – chosen by Cheapflights users on 30% of one-stop itineraries from Sydney to Seattle on Cheapflights. Find deals

What’s the fastest stopover option from Sydney to Seattle?

Flights via Vancouver (YVR) have the shortest average one-way travel time for one-stop routes: 17h 39m. Find deals

How long is the flight from Sydney to Seattle?

Airlines like Air Canada fly from Sydney to Seattle in about 26h 56m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 12463 km.

What are the cheapest airlines flying from Sydney to Seattle round-trip?

Currently priced at $343, Alaska Airlines will fly you from Sydney to Seattle and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Air Canada - these airlines can fly you to your destination from $1,137 and $1,162, respectively. Users have found that Alaska Airlines is 79% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular airlines that fly from Sydney to Seattle?

Air Canada, Alaska Airlines and Delta are the most popular airlines when flying from Sydney to Seattle.

Where are the most common stopover locations when flying from Sydney to Seattle?

Of the flights from Sydney to Seattle that have stopovers, most of them stop in Vancouver.

Where are the least popular stopover locations for Sydney to Seattle flights?

The least popular stopover on flights from Sydney to Seattle is San Francisco.

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

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

How can I find direct flights from Sydney to Seattle?

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

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

Yes. Cheapflights offers flight deals from Sydney to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$643+ Cheap Flights from Sydney to Seattle

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Seattle/Tacoma Intl are usually found in August or February, booked 52 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Sydney to Seattle

Round-trip from	$1,127
One-way from	$643
Popular in	December
Cheapest in	August
Average price	$1,546

Air Canada
10/10-26/10
2 total stops
49h 46m total
Sydney to Seattle

Search Deals

15/10
3 total stops
44h 32m total
Sydney to Seattle

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($188 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($55 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Sydney to Seattle

Cheapest flights from Sydney to Seattle
Explore the most affordable flight options available from Sydney to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Fri 10/1010:20SYD - SEA

1 stop17h 01mAir Canada

Sun 26/1005:50SEA - SYD

1 stop32h 45mAir Canada

Deal found 16/9$1,127

Sun 26/1010:20SYD - SEA

1 stop26h 56mAir Canada

Tue 11/1110:05SEA - SYD

1 stop28h 30mAir Canada

Deal found 16/9$1,130

Fri 17/1010:20SYD - SEA

1 stop17h 01mAir Canada

Sun 26/1015:40SEA - SYD

1 stop22h 55mAir Canada

Deal found 16/9$1,143

Fri 17/1010:20SYD - SEA

1 stop17h 01mMultiple Airlines

Sun 26/1020:00SEA - SYD

2 stops24h 40mMultiple Airlines

Deal found 16/9$1,163

Fri 24/1007:30SYD - SEA

2 stops19h 51mMultiple Airlines

Sun 2/1120:00SEA - SYD

2 stops23h 40mMultiple Airlines

Deal found 16/9$1,164

Sun 12/1010:20SYD - SEA

1 stop30h 11mAir Canada

Tue 18/1120:00SEA - SYD

1 stop18h 35mAir Canada

Deal found 15/9$1,191

Fri 7/1111:20SYD - SEA

1 stop17h 11mAir Canada

Tue 11/1120:00SEA - SYD

2 stops42h 10mAir Canada

Deal found 15/9$1,212

Wed 15/1010:20SYD - SEA

1 stop21h 56mAir Canada

Wed 19/1120:00SEA - SYD

1 stop18h 35mAir Canada

Deal found 15/9$1,215

Best flights from Sydney to Seattle
Discover carefully curated flight deals from Sydney to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2025.

Sun 26/1010:20SYD - SEA

1 stop26h 56mAir Canada

Tue 11/1110:05SEA - SYD

1 stop28h 30mAir Canada

Deal found 16/9$1,130

Fri 17/1010:20SYD - SEA

1 stop17h 01mMultiple Airlines

Sun 26/1020:00SEA - SYD

2 stops24h 40mMultiple Airlines

Deal found 16/9$1,163

Fri 31/1021:40SYD - SEA

1 stop19h 52mHawaiian Airlines

Fri 7/1107:00SEA - SYD

1 stop17h 45mHawaiian Airlines

Deal found 16/9$1,238

Sun 12/1021:40SYD - SEA

1 stop18h 15mAlaska Airlines

Mon 17/1107:00SEA - SYD

1 stop17h 45mAlaska Airlines

Deal found 15/9$1,241

Fri 17/1010:20SYD - SEA

1 stop17h 01mAir Canada

Sun 26/1015:40SEA - SYD

1 stop22h 55mAir Canada

Deal found 16/9$1,143

Tue 14/1021:40SYD - SEA

1 stop18h 15mAlaska Airlines

Mon 17/1107:00SEA - SYD

1 stop17h 45mAlaska Airlines

Deal found 15/9$1,241

Fri 10/1007:30SYD - SEA

2 stops19h 51mAir Canada

Sun 26/1020:00SEA - SYD

1 stop18h 35mAir Canada

Deal found 16/9$1,179

Thu 23/1021:40SYD - SEA

1 stop18h 15mAlaska Airlines

Sat 1/1107:00SEA - SYD

1 stop18h 45mAlaska Airlines

Deal found 16/9$1,242

Wed 11/308:00SYD - SEA

2 stops25h 01mAir Canada

Sun 15/310:05SEA - SYD

1 stop28h 30mAir Canada

Deal found 15/9$1,217

Thu 23/1021:40SYD - SEA

1 stop18h 15mAlaska Airlines

Mon 3/1107:00SEA - SYD

1 stop17h 45mAlaska Airlines

Deal found 16/9$1,242

Last-minute flights from Sydney to Seattle
Discover last-minute flight deals from Sydney to Seattle. Data last updated 17 September 2025 and is based on user searches.

Fri 10/1010:20SYD - SEA

1 stop17h 01mAir Canada

Sun 26/1005:50SEA - SYD

1 stop32h 45mAir Canada

Deal found 16/9$1,127

Sun 12/1010:20SYD - SEA

1 stop30h 11mAir Canada

Tue 18/1120:00SEA - SYD

1 stop18h 35mAir Canada

Deal found 15/9$1,191

Wed 15/1010:20SYD - SEA

1 stop17h 01mAir Canada

Wed 22/1005:30SEA - SYD

1 stop32h 50mAir Canada

Deal found 15/9$1,215

Fri 17/1010:20SYD - SEA

1 stop17h 01mAir Canada

Sun 26/1015:40SEA - SYD

1 stop22h 55mAir Canada

Deal found 16/9$1,143

Fri 17/1010:20SYD - SEA

1 stop17h 01mMultiple Airlines

Sun 26/1020:00SEA - SYD

2 stops24h 40mMultiple Airlines

Deal found 16/9$1,163

Fri 24/1007:30SYD - SEA

2 stops19h 51mMultiple Airlines

Sun 2/1120:00SEA - SYD

2 stops23h 40mMultiple Airlines

Deal found 16/9$1,164

Sun 26/1010:20SYD - SEA

1 stop26h 56mAir Canada

Tue 11/1110:05SEA - SYD

1 stop28h 30mAir Canada

Deal found 16/9$1,130

Thu 30/1021:40SYD - SEA

1 stop19h 52mHawaiian Airlines

Thu 6/1107:00SEA - SYD

1 stop17h 45mHawaiian Airlines

Deal found 15/9$1,217

One-way flights from Sydney to Seattle
Search for one-way flight options from Sydney to Seattle. Find affordable one-way fares based on user searches. Data last updated 17 September 2025.

Wed 15/1017:20SYD - SEA

3 stops44h 32mMultiple Airlines

Deal found 15/9$643

Sun 15/211:20SYD - SEA

1 stop17h 11mAir Canada

Deal found 15/9$695

Thu 30/1010:20SYD - SEA

1 stop22h 11mAir Canada

Deal found 15/9$712

Sat 15/1109:00SYD - SEA

2 stops19h 31mMultiple Airlines

Deal found 16/9$728

Sat 15/1115:00SYD - SEA

2 stops42h 31mAir Canada

Deal found 15/9$730

Tue 18/1111:20SYD - SEA

1 stop25h 51mQantas Airways

Deal found 16/9$731

Tue 4/1108:30SYD - SEA

2 stops20h 01mAir Canada

Deal found 15/9$736

Sun 15/207:05SYD - SEA

2 stops21h 26mMultiple Airlines

Deal found 15/9$742

Fri 5/1211:20SYD - SEA

1 stop29h 46mAir Canada

Deal found 15/9$751

Fly from

Fly to

Route

Depart

Return

Price

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 26/10

10:20-19:16

1 stop26h 56m

Seattle/Tacoma Intl

Tue 11/11

10:05-09:35

1 stop28h 30m

$1,130

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 17/10

10:20-09:21

1 stop17h 01m

Seattle/Tacoma Intl

Sun 26/10

15:40-08:35

1 stop22h 55m

$1,143

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 17/10

10:20-09:21

1 stop17h 01m

Seattle/Tacoma Intl

Sun 26/10

20:00-14:40

2 stops24h 40m

$1,163

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 10/10

07:30-09:21

2 stops19h 51m

Seattle/Tacoma Intl

Sun 26/10

20:00-08:35

1 stop18h 35m

$1,179

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/3

08:00-15:01

2 stops25h 01m

Seattle/Tacoma Intl

Sun 15/3

10:05-08:35

1 stop28h 30m

$1,217

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 31/10

21:40-23:32

1 stop19h 52m

Seattle/Tacoma Intl

Fri 7/11

07:00-19:45

1 stop17h 45m

$1,238

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 12/10

21:40-21:55

1 stop18h 15m

Seattle/Tacoma Intl

Mon 17/11

07:00-19:45

1 stop17h 45m

$1,241

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 14/10

21:40-21:55

1 stop18h 15m

Seattle/Tacoma Intl

Mon 17/11

07:00-19:45

1 stop17h 45m

$1,241

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 23/10

21:40-21:55

1 stop18h 15m

Seattle/Tacoma Intl

Sat 1/11

07:00-19:45

1 stop18h 45m

$1,242

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 23/10

21:40-21:55

1 stop18h 15m

Seattle/Tacoma Intl

Mon 3/11

07:00-19:45

1 stop17h 45m

$1,242

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 21 results

Best time to book a flight from Sydney to Seattle

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

Estimated return 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 Seattle

Prices

How far ahead should I book a flight from Sydney to Seattle?

Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Sydney to Seattle?

Currently, March is the cheapest month in which you can book a flight from Sydney to Seattle (average of $875). Flying from Sydney to Seattle in December is currently the most expensive (average of $1,297). 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 SEA?

One of the essential ways to save on airfare from Sydney to Seattle is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 19% on airfare.

What is the cheapest day to fly from Sydney to Seattle?

Travellers seeking maximum savings on their Sydney to Seattle flight should consider departing on Saturday at midday when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Seattle

See what other customers who have flown with Hawaiian Airlines, Virgin Australia, andQantas Airways from Sydney to Seattle have to say. 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

2,724 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Lynn,Aug 2025

OGG - HNL

It was a good flight wish they would offer more than baby drinks

Hawaiian Airlines

7.8

Good

2,724 reviews

Hawaiian Airlines

7.8

Good

2,724 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Lynn,Aug 2025

OGG - HNL

It was a good flight wish they would offer more than baby drinks

Virgin Australia

7.6

Good

416 reviews

Hawaiian Airlines

7.8

Good

2,724 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Lynn,Aug 2025

OGG - HNL

It was a good flight wish they would offer more than baby drinks

Qantas Airways

7.5

Good

907 reviews

Hawaiian Airlines

7.8

Good

2,724 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Lynn,Aug 2025

OGG - HNL

It was a good flight wish they would offer more than baby drinks

United Airlines

7.4

Good

8,924 reviews

Hawaiian Airlines

7.8

Good

2,724 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Lynn,Aug 2025

OGG - HNL

It was a good flight wish they would offer more than baby drinks

Air Canada

7.1

Good

10,000 reviews

Hawaiian Airlines

7.8

Good

2,724 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Lynn,Aug 2025

OGG - HNL

It was a good flight wish they would offer more than baby drinks

Related info for your journey

How long is the flight from Sydney to Seattle?
Airlines like Air Canada fly from Sydney to Seattle in about 26h 56m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 12463 km.
What are the cheapest airlines flying from Sydney to Seattle round-trip?
Currently priced at $343, Alaska Airlines will fly you from Sydney to Seattle and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Air Canada - these airlines can fly you to your destination from $1,137 and $1,162, respectively. Users have found that Alaska Airlines is 79% cheaper than the other options available to this destination.
Where are the most common stopover locations when flying from Sydney to Seattle?
Of the flights from Sydney to Seattle that have stopovers, most of them stop in Vancouver.
Where are the least popular stopover locations for Sydney to Seattle flights?
The least popular stopover on flights from Sydney to Seattle is San Francisco.
Can I find deals for flights from Sydney to Seattle that include hotel bookings?
Yes. In addition to deals on Sydney to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Seattle.
Can I find deals for business class flights from Sydney to Seattle?
Yes. Cheapflights offers flight deals from Sydney to Seattle 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 Seattle?
Currently, March is the cheapest month in which you can book a flight from Sydney to Seattle (average of $875). Flying from Sydney to Seattle in December is currently the most expensive (average of $1,297). 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

Leavenworth

Ocean Shores

Browse thousands of different options on Cheapflights for your next trip

Fly from Sydney to Seattle on these airlines

Air Canada flights from Sydney Kingsford Smith to Seattle/Tacoma Intl

Hawaiian Airlines flights from Sydney Kingsford Smith to Seattle/Tacoma Intl

Top 10 airlines flying from Sydney to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$343	Average$1,952	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
Delta	Cheapest$1,137	Average$2,083	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Air Canada	Cheapest$1,162	Average$1,559	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	Cheapest$1,190	Average$1,579	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Hawaiian Airlines	Cheapest$1,216	Average$1,826	FlexibilityNo cancel fee	On-time85%	Search Hawaiian Airlines flights
Qantas Airways	Cheapest$1,241	Average$1,499	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Philippine Airlines	Cheapest$1,301	Average$1,489	FlexibilityNo cancel fee	On-time60%	Search Philippine Airlines flights
Air New Zealand	Cheapest$1,345	Average$1,401	FlexibilityNo cancel fee	On-time78%	Search Air New Zealand flights
Virgin Australia	Cheapest$1,413	Average$2,162	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights
Singapore Airlines	Cheapest$1,423	Average$1,470	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Sydney to Seattle?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Sydney.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Seattle flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Sydney to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Sydney to Seattle from $643

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Seattle/Tacoma Intl are usually found in August or February, booked 52 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Sydney to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sydney to Seattle

Cheapest flights from Sydney to SeattleExplore the most affordable flight options available from Sydney to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Explore the most affordable flight options available from Sydney to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Sydney to Seattle

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

Cheapflights Insights

Everything you need to know about your flight from Sydney to Seattle

How far ahead should I book a flight from Sydney to Seattle?

What is the cheapest month to book a flight from Sydney to Seattle?

What is the cheapest time of day to fly from SYD to SEA?

What is the cheapest day to fly from Sydney to Seattle?

What’s the top stopover airport for flights from Sydney to Seattle?

What’s the fastest stopover option from Sydney to Seattle?

What’s the fastest stopover option from Sydney to Seattle?

Which airport typically offers the quickest stopover for flights from Sydney to Seattle?

Reviews of airlines servicing Seattle

See what other customers who have flown with Hawaiian Airlines, Virgin Australia, andQantas Airways from Sydney to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Sydney to Seattle?

What are the cheapest airlines flying from Sydney to Seattle round-trip?

Where are the most common stopover locations when flying from Sydney to Seattle?

Where are the least popular stopover locations for Sydney to Seattle flights?

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

How can I find direct flights from Sydney to Seattle?

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

What is the cheapest month to book a flight from Sydney to Seattle?

Travelling to a place near Seattle?

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.

Fly from Sydney to Seattle on these airlines

Choose from the following airlines for your flight from Sydney to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 17 September 2025.

Top 10 airlines flying from Sydney to Seattle

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Seattle?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Sydney to Seattle
Explore the most affordable flight options available from Sydney to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.