Flights from Seattle (SEA) to Sydney (SYD)

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Seattle to Sydney Flight Information

Find the Cheapest Flights from Seattle (SEA) to Sydney (SYD)

Work hard, travel harder! Wotif brings you the cheapest Seattle to Sydney flights, making it possible to have a five star holiday without that five star price tag. Browse and compare our top SEA to SYD routes and airport options. So, go ahead and treat yourself, your sweetheart, or the kids to an unforgettable holiday this year.

to Information

Traveling From
Seattle - Tacoma Intl.
Origin Airport
Origin Airport IATA Code
SEA
Traveling To
Kingsford Smith Intl.
Destination Airport
Destination Airport IATA Code
SYD
Number of Airlines Serving
Average Flight Time
 hours mins
Direct Flight Time
 hours mins
Flight Price

Frequently asked questions

How long is the flight from Seattle - Tacoma Intl. Airport (SEA) to SYD?
The trip from SEA to SYD takes somewhere around 19 hours and 52 minutes. Use those hours to plan out the first part of your trip or simply catch up on some sleep.
What airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Kingsford Smith Intl. Airport (SYD)?
Unfortunately, it’s not possible to fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Kingsford Smith Intl. Airport (SYD) at the moment. However, Alaska Airlines, Qantas and American Airlines will get you there with just one stopover.
What are the cheapest days to fly?
Here’s an insider tip: Tuesday is typically the cheapest day to fly! Looking at flights booked on Wotif.co.nz in 2021, we found that flights departing on a Tuesday generally had the lowest average price. Wotif data also shows Wednesdays and Fridays generally have the highest average ticket prices according to our demand data.
What is the best day to buy a plane ticket?
Guess what? Saturday is actually the best day to score the cheapest plane tickets. Looking at flight demand on Wotif.co.nz in 2021, we found that flights purchased on Saturdays had the lowest airfares on average. Thursday, on the other hand, can be the most expensive day of the week to buy your airfare, with generally a higher than average ticket value.
What is the cheapest month to fly?
When comparing 2021 flight demand on Wotif.co.nz, September is one of the cheapest months to fly, when ticket prices are generally at their lowest. May is a close second for the cheapest time to fly. The months December and January are often the most expensive ones to travel, with higher than average ticket prices, so plan ahead and book early for your travel plans.
How far in advance can you book a flight?
Are you a super organised traveller? Even though not all airlines release their fares a year in advance, you can start researching your flights 12 months in advance for many carriers. It’s good to book your international flights to popular destinations early, particularly in peak holiday periods. According to Wotif’s 2021 travel trends, last minute planners can also bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to travel.*According to flight demand on Wotif.co.nz from January to December 2021. Savings are subject to change and may vary depending on selections made.
Address:
Sydney NSW,
Australia
IATA code:
SYD
Longitude:
151.179898
Latitude:
-33.932922
Time zone:
Australia/Sydney
Address:
Seattle WA, 98158
United States
IATA code:
SEA
Longitude:
-122.301732
Latitude:
47.443839
Time zone:
America/Los_Angeles

Seattle to Sydney Flight Deals from

Considering a quick trip to Sydney, but not sure which is the best route for you? Well, you’re in luck! Wotif has done the hard work, so all you need to do is check out these flights from SEA to SYD. With heaps of cheap fares from Seattle, we guarantee you’ll be arriving to your holiday destination in style without emptying your bank account in the process.

It’s easy to book flights to Sydney from Seattle  

For a huge choice of flights, simply enter your travel dates and hit search and we’ll hunt out fantastic deals on one-way, return and multi-city airfares to Sydney from Seattle from different airlines. If you click the ‘direct flights’ box, you see flights that’ll get you to Sydney in just hour(s) and mins, too.   

Snap up great deals on flights to Sydney from Seattle 

Choose from flights a day on average, with prices starting at and rising to depending on the cabin class, travel dates, and airline carrier. And if you’re up for a last-minute getaway, you can get great deals on flights from Seattle to Sydney today!  

Find cheap airfares to Sydney from Seattle 

Here are our insider tips for bagging a flight bargain: 

  • Look for midweek flights and late night, early morning arrival and departure times
  • Check out other airports near Seattle and Sydney
  • Avoid peak season (prices tend to be lower in )
  • Be flexible with your travel dates and you can usually get cheaper options  

Reasons to book your flights to Sydney from Seattle with Wotif

Wotif is a super-easy way to find the best flight for you to Sydney. Get more bang for your buck on flight and hotel or car rental combos and download the free Wotif app to tap into exclusive deals. Book now with Wotif and have a great flight!

 

Great places to stay after flight from Seattle to Sydney

Rydges Sydney Airport Hotel
Rydges Sydney Airport Hotel
4 out of 5
8 Arrival Court, Sydney International Airport, Mascot, NSW
The price is NZ$172 per night from 24 Dec to 25 Dec
NZ$172
includes taxes & fees
24 Dec - 25 Dec
Stay at this 4-star business-friendly hotel in Sydney. Enjoy free WiFi, 2 restaurants, and 2 bars/lounges. Our guests praise the breakfast and the bar in our ...
8.6/10 Excellent! (2,419 reviews)
"Exactly what I expected and perfect for a hotel right next to the airport"

Reviewed on 19 Dec. 2024

Rydges Sydney Airport Hotel
Novotel Sydney International Airport Hotel
Novotel Sydney International Airport Hotel
4 out of 5
22 Levey Street, Wolli Creek, NSW
The price is NZ$234 per night from 26 Dec to 27 Dec
NZ$234
includes taxes & fees
26 Dec - 27 Dec
Book a stay at this business-friendly hotel in Sydney. Enjoy breakfast (surcharge), 24-hour room service, and parking (surcharge). Our guests praise the breakfast ...
8.4/10 Very Good! (1,003 reviews)
"Other than the air conditioner problem that day...it was a fabulous stay"

Reviewed on 16 Dec. 2024

Novotel Sydney International Airport Hotel
ibis budget Sydney Airport
ibis budget Sydney Airport
2.5 out of 5
5 Ross Smith Avenue, Mascot, NSW
The price is NZ$143 per night from 23 Dec to 24 Dec
NZ$143
includes taxes & fees
23 Dec - 24 Dec
Stay at this hotel in Sydney. Enjoy free WiFi, parking (surcharge), and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our ...
7.2/10 Good! (1,777 reviews)
"Clean and comdortable, and a short walk to thedonestic terminal"

Reviewed on 18 Dec. 2024

ibis budget Sydney Airport
See all 4,395 properties in Kingsford Smith Intl.
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Flight to SYD

Other Flight Destinations

^Savings based on all package bookings made with Flight + Hotel on Wotif.co.nz from , as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.