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

San Francisco (SFO) is the most affordable one-stop option, with an average return flight price of $1,389.

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

Flights via San Francisco (SFO) offer the fastest connection on this route, with an average stopover time of 2h 27m.

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: 18h 24m.

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

Vancouver (YVR) – chosen by Cheapflights users on 33% of one-stop itineraries from Sydney to Seattle on Cheapflights.

How long is the flight from Sydney to Seattle?

Airlines like United Airlines and Delta fly from Sydney to Seattle in about 21h 10m. The time it takes to get you to your destination can typically vary by up to 8h 40m. Airlines will cover a distance of 12463 km. Both multi-stop and direct flights can be found to your destination and back.

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

Currently priced at $1,058, Hawaiian Airlines will fly you from Sydney to Seattle and back. In addition to Hawaiian 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 $1,093 and $1,112, respectively. Users have found that Hawaiian Airlines is 30% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Sydney to Seattle one-way?

For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $663. Users have also found prices from $711 and $718 on United Airlines and Hawaiian Airlines, respectively.

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, United Airlines and Qantas Airways 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.

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

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

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.

$889+ Cheap Flights from Sydney to Seattle

Q: How much does it cost for a return flight from Sydney to Seattle?

Airfare is below average for this route at the moment. Sydney to Seattle flights typically cost between $1,417 and $1,807 in September. The cheapest return flight price found within the last 3 days was $1,178 on British Airways (25 Sept-27 Sept).

Cheap flight deals from Sydney to Seattle

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 6 July 2026.

Fri 25/912:00

SYD

SEA

1 stop42h 19m

British Airways

Sun 27/907:10

SEA

SYD

1 stop30h 55m

British Airways

Deal found 3/7$1,178

Wed 26/813:15

SYD

SEA

2 stops23h 24m

Multiple Airlines

Wed 2/917:10

SEA

SYD

2 stops25h 40m

Multiple Airlines

Deal found 2/7$1,236

Thu 15/1014:15

SYD

SEA

2 stops22h 33m

Multiple Airlines

Tue 10/1112:00

SEA

SYD

2 stops29h 35m

Multiple Airlines

Deal found 5/7$1,254

Thu 22/1014:15

SYD

SEA

2 stops26h 42m

Multiple Airlines

Mon 9/1109:50

SEA

SYD

2 stops31h 45m

Multiple Airlines

Deal found 4/7$1,270

Tue 28/720:45

SYD

SEA

1 stop17h 49m

Alaska Airlines

Tue 11/821:09

SEA

SYD

1 stop28h 41m

Alaska Airlines

Deal found 6/7$1,309

Mon 20/717:50

SYD

SEA

1 stop21h 08m

Qantas Airways

Wed 5/817:02

SEA

SYD

1 stop21h 03m

Qantas Airways

Deal found 3/7$1,312

Mon 27/709:10

SYD

SEA

1 stop29h 35m

British Airways

Wed 12/814:07

SEA

SYD

1 stop23h 48m

British Airways

Deal found 3/7$1,328

Mon 20/712:00

SYD

SEA

1 stop21h 47m

American Airlines

Wed 5/807:11

SEA

SYD

1 stop30h 54m

American Airlines

Deal found 2/7$1,341

Mon 13/709:10

SYD

SEA

1 stop29h 35m

American Airlines

Mon 27/715:21

SEA

SYD

1 stop22h 34m

American Airlines

Deal found 3/7$1,345

Tue 11/820:45

SYD

SEA

1 stop28h 15m

Alaska Airlines

Mon 31/807:20

SEA

SYD

1 stop18h 30m

Alaska Airlines

Deal found 4/7$1,349

Wed 29/709:10

SYD

SEA

1 stop29h 35m

American Airlines

Sun 9/823:11

SEA

SYD

1 stop38h 44m

American Airlines

Deal found 6/7$1,351

Find flight deals from Sydney to Seattle

Round-trip from	$1,178
One-way from	$889
Popular in	January
Cheapest in	August
Average price	$1,557

British Airways
25/9-27/9
2 total stops
73h 14m total
Sydney to Seattle

Search Deals

United Airlines
17/8
2 total stops
30h 13m total
Sydney to Seattle

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($93 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($32 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 20/7

10:20-14:30

1 stop21h 10m

Seattle/Tacoma Intl

Wed 5/8

15:33-06:55

1 stop22h 22m

$1,357

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 8/9

10:20-14:24

1 stop21h 04m

Seattle/Tacoma Intl

Tue 6/10

06:30-08:00

1 stop31h 30m

$1,367

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 29/7

09:30-17:59

2 stops25h 29m

Seattle/Tacoma Intl

Wed 5/8

11:02-07:00

2 stops26h 58m

$1,367

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 3/8

09:30-21:10

2 stops28h 40m

Seattle/Tacoma Intl

Tue 18/8

09:05-06:55

1 stop28h 50m

$1,367

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 11/8

09:15-22:05

2 stops29h 50m

Seattle/Tacoma Intl

Mon 31/8

09:59-06:50

1 stop27h 51m

$1,375

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 7/9

09:30-15:52

2 stops23h 22m

Seattle/Tacoma Intl

Tue 22/9

11:03-06:55

2 stops26h 52m

$1,375

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 13/10

11:20-12:23

1 stop19h 03m

Seattle/Tacoma Intl

Sat 7/11

23:59-07:00

1 stop36h 01m

$1,377

Fastest return journey

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 1/9

17:50-19:39

1 stop18h 49m

Seattle/Tacoma Intl

Tue 22/9

17:02-07:05

1 stop21h 03m

$1,404

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 5/8

09:30-14:36

1 stop22h 06m

Seattle/Tacoma Intl

Thu 20/8

11:03-06:55

2 stops26h 52m

$1,423

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 9/8

09:10-23:21

1 stop31h 11m

Seattle/Tacoma Intl

Sun 23/8

17:02-09:20

2 stops23h 18m

$1,452

Flights are sorted by cheapest return flights first.

Deals found on 5/7

Showing 1-10 of 18 resultsSorted by cheapest first

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.

SYD-SEA

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 67 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, August is the cheapest month in which you can book a flight from Sydney to Seattle (average of $1,244). Flying from Sydney to Seattle in January is currently the most expensive (average of $1,760). 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 Seattle?

Reviews of airlines servicing Seattle

See what other customers who have flown with Hawaiian Airlines,Qantas Airways, andUnited Airlines 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

2,824 reviews

Check prices

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

2,824 reviews

Hawaiian Airlines

7.8

Good

2,824 reviews

Check prices

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

1,057 reviews

Hawaiian Airlines

7.8

Good

2,824 reviews

Check prices

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

9,945 reviews

Hawaiian Airlines

7.8

Good

2,824 reviews

Check prices

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

11,783 reviews

Hawaiian Airlines

7.8

Good

2,824 reviews

Check prices

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

11,313 reviews

Hawaiian Airlines

7.8

Good

2,824 reviews

Check prices

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

How long is the flight from Sydney to Seattle?
Airlines like United Airlines and Delta fly from Sydney to Seattle in about 21h 10m. The time it takes to get you to your destination can typically vary by up to 8h 40m. Airlines will cover a distance of 12463 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Sydney to Seattle round-trip?
Currently priced at $1,058, Hawaiian Airlines will fly you from Sydney to Seattle and back. In addition to Hawaiian 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 $1,093 and $1,112, respectively. Users have found that Hawaiian Airlines is 30% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Sydney to Seattle one-way?
For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $663. Users have also found prices from $711 and $718 on United Airlines and Hawaiian Airlines, respectively.
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, August is the cheapest month in which you can book a flight from Sydney to Seattle (average of $1,244). Flying from Sydney to Seattle in January is currently the most expensive (average of $1,760). 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

SeaTac

Ocean Shores

Tukwila

Browse thousands of different options on Cheapflights for your next trip

Airlines

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Other flights from Sydney

Popular flights

Seattle flight routes

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 7 airlines flying from Sydney to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Hawaiian Airlines	Cheapest$1,083	Average$1,868	FlexibilityNo cancel fee	On-time85%	Search Hawaiian Airlines flights
Delta	Cheapest$1,093	Average$1,734	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Air Canada	Cheapest$1,112	Average$1,556	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	Cheapest$1,190	Average$1,410	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Qantas Airways	Cheapest$1,226	Average$1,431	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
American Airlines	Cheapest$1,269	Average$1,332	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
ANA	Cheapest$1,320	Average$1,590	FlexibilityNo cancel fee	On-time80%	Search ANA 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 $889

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 17/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 6 July 2026.

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 6 July 2026.

Best flights from Sydney to SeattleDiscover 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 6 July 2026.

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 6 July 2026.

Last-minute flights from Sydney to SeattleDiscover last-minute flight deals from Sydney to Seattle. Data last updated 6 July 2026 and is based on user searches.

Discover last-minute flight deals from Sydney to Seattle. Data last updated 6 July 2026 and is based on user searches.

One-way flights from Sydney to SeattleSearch for one-way flight options from Sydney to Seattle. Find affordable one-way fares based on user searches. Data last updated 6 July 2026.

Search for one-way flight options from Sydney to Seattle. Find affordable one-way fares based on user searches. Data last updated 6 July 2026.

Find flight deals from Sydney to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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?

How much does it cost for a return flight from Sydney to Seattle?

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

What’s the cheapest stopover airport for flights 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

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated 6 July 2026.

See what other customers who have flown with Hawaiian Airlines,Qantas Airways, andUnited Airlines 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?

What are the cheapest airlines to fly from Sydney to Seattle one-way?

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 6 July 2026.

Alternative routes for Sydney to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Seattle by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Sydney to Seattle by cabin class

Find flights from Sydney to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Sydney and Seattle flights

Browse other Sydney and Seattle flight options. Last updated on 6 July 2026.

Other flights from Sydney

Browse through other flights departing from Sydney. Flights are based on user searches made on Cheapflights and were last updated on 6 July 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Seattle

Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6 July 2026.

Top 7 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 6 July 2026.

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 6 July 2026.

Last-minute flights from Sydney to Seattle
Discover last-minute flight deals from Sydney to Seattle. Data last updated 6 July 2026 and is based on user searches.

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 6 July 2026.