Cheap Flights from Sydney to Seattle

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Amazing SYD to SEA Flight Deals

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon., 25 Nov. - Tue., 26 Nov.
SYD
Sydney
SEA
Seattle
AU$1,700 Return, found 14 hours ago
AU$1,700
Return
found 14 hours ago
Select All Nippon Airways flight, departing Mon., 25 Nov. from Sydney to Seattle, returning Tue., 26 Nov., priced at AU$1,700 found 14 hours ago
Mon., 25 Nov. - Tue., 26 Nov.
SYD
Sydney
SEA
Seattle
AU$1,712 Return, found 14 hours ago
AU$1,712
Return
found 14 hours ago
Select All Nippon Airways flight, departing Mon., 25 Nov. from Sydney to Seattle, returning Tue., 26 Nov., priced at AU$1,712 found 14 hours ago
Tue., 24 Dec. - Wed., 22 Jan.
SYD
Sydney
SEA
Seattle
AU$2,199 Return, found 4 days ago
AU$2,199
Return
found 4 days ago
Select United flight, departing Tue., 24 Dec. from Sydney to Seattle, returning Wed., 22 Jan., priced at AU$2,199 found 4 days ago
Mon., 25 Nov. - Tue., 26 Nov.
SYD
Sydney
SEA
Seattle
AU$2,627 Return, found 14 hours ago
AU$2,627
Return
found 14 hours ago
Select Delta flight, departing Mon., 25 Nov. from Sydney to Seattle, returning Tue., 26 Nov., priced at AU$2,627 found 14 hours ago
Mon., 25 Nov. - Tue., 26 Nov.
SYD
Sydney
SEA
Seattle
AU$2,678 Return, found 14 hours ago
AU$2,678
Return
found 14 hours ago
Select Virgin Australia flight, departing Mon., 25 Nov. from Sydney to Seattle, returning Tue., 26 Nov., priced at AU$2,678 found 14 hours ago
Mon., 25 Nov. - Tue., 26 Nov.
SYD
Sydney
SEA
Seattle
AU$2,870 Return, found 14 hours ago
AU$2,870
Return
found 14 hours ago
Select American Airlines flight, departing Mon., 25 Nov. from Sydney to Seattle, returning Tue., 26 Nov., priced at AU$2,870 found 14 hours ago

Frequently asked questions

How long is the flight from Sydney Airport to SEA?
It usually takes around 21 hours and 14 minutes to make your way from Sydney to Seattle. Sit down, put on your seat belt and binge-watch TV till your eyes pop out.
Are there non-stop flights between Mascot Airport and Seattle - Tacoma Intl. Airport (SEA)?
If you were considering opening up your own airline business, perhaps you could begin by offering nonstop flights from Mascot Airport to Seattle - Tacoma Intl. Airport (SEA). No one else is doing it, so you’d be the fastest air carrier working the route. If the bank balance is a little low for such a business venture, then you’ll just have to settle for one of the following airlines which operate flights with one layover — Air New Zealand, United Airlines, or Virgin Atlantic.
What airlines fly non-stop from Sydney Airport to SEA?
Sorry to tell you, but you won’t find any direct flights that go between Sydney and Seattle. Nada. Get ready for at least one stopover. It may take a tad longer to get there, but the reward will be well worth it.
How many flights are flown between Mascot Airport and SEA?
About 3 flights are available between Kingsford Smith Intl. Airport (SYD) and Seattle - Tacoma Intl. Airport (SEA) each day. A journey to Seattle is the kinda thing you can lock in right up ‘til the last second.
What are the cheapest days to book a flight?
Looking at lastminute.com.au travel demand in 2021, Wednesdays and Sundays are often the best days to book flights, when prices are generally at their cheapest. You may be tempted to wait to finalise your booking on Saturdays, but our data tells us ticket prices are actually highest on Saturdays. Something to consider when planning your next holiday!
What is the cheapest month to fly?
Here’s the lowdown on the lowest airfares: May is the cheapest month to fly. When looking at 2021 flight demand on lastminute.com.au, flights departing in May generally have the lowest ticket prices. As for the most expensive month to fly, our demand data found that on average, airfares are highest in December.
How far in advance can you book a flight?
Itching to book your dream trip? We totally get it. You can start looking at flights on lastminute.com.au as early as 12 months in advance, but just keep in mind some airlines may not release all their available fares that early. But good news for last minute travellers, with 2021 lastminute.com.au data proving spontaneous travellers can still bag a bargain with some of the cheapest airfares appearing just 1 week prior to travel.*According to flight demand on lastminute.com.au from January to December 2021. Savings are subject to change and may vary depending on selections made.
Kingsford Smith Intl. to Seattle - Tacoma Intl. Flight
Origin airport
Kingsford Smith Intl.
Origin city name
Sydney
Destination airport
Seattle - Tacoma Intl.
Destination city name
Seattle
Number of airlines serving
12
Popular airline
American Airlines
Distance
12399 km

Last Minute Sydney to Seattle Flights

If you’re searching for cheap Sydney to Seattle flights, we’ve got you covered. Whether you’re travelling for business or booking a holiday getaway, Lastminute.com.au sources discount airfares to get you from Sydney to Seattle, for less.

Booking a flight should be easy and we’re here to help. Use our simple search tool to find early bird fares or cheap last minute flights, including great economy deals or business class tickets. We make it easy to compare arrival and departure times, find check in information, as well as provide flight status details and round the clock customer support. Even if you’ve left getting from Sydney to Seattle to the last second, finding a flight is easy with Lastminute.com.au!

*Prices are "from" prices based on the lowest available fare on the sample travel dates for one adult and will be confirmed prior to any payment being made. The price is not guaranteed until paid in full by cleared funds and your tickets are issued. Fees may apply for checked baggage. There may be an additional fee based on your payment type and flight selected. Total purchase price, inclusive of any applicable fees, is displayed on the flight details page prior to booking confirmation. Blackout dates and other restrictions may apply. Fares may be non-refundable (subject to applicable laws) and are not transferable. Name changes may not be permitted.Offers are subject to availability and may be discontinued without notice. Conditions apply.