Flights Australia Sydney Seattle - Sydney

Flights from Seattle to Sydney

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Seattle to Sydney flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Sydney by changing tabs
Quickest
Cheapest
China Eastern
China Eastern
SEA
10:00
Seattle/Tacoma Intl airport
27h 15m
1 Stop
07:15
+2
SYD
Sydney Kingsford Smith airport
China Eastern
SYD
00:35
Sydney Kingsford Smith airport
36h 55m
1 Stop
19:30
SEA
Seattle/Tacoma Intl airport
1,026 AUD
Multiple Airlines
Multiple Airlines
SEA
23:05
Seattle/Tacoma Intl airport
31h 50m
1 Stop
00:55
+3
SYD
Sydney Kingsford Smith airport
Multiple Airlines
SYD
19:30
Sydney Kingsford Smith airport
24h 40m
1 Stop
03:10
+1
SEA
Seattle/Tacoma Intl airport
1,044 AUD
Multiple Airlines
Multiple Airlines
SEA
09:30
Seattle/Tacoma Intl airport
24h 55m
2 Stops
03:25
+2
SYD
Sydney Kingsford Smith airport
Multiple Airlines
SYD
19:35
Sydney Kingsford Smith airport
23h 45m
1 Stop
02:20
+1
SEA
Seattle/Tacoma Intl airport
1,044 AUD
Hawaiian Airlines
Hawaiian Airlines
SEA
02:00
Seattle/Tacoma Intl airport
17h 45m
1 Stop
12:45
+1
SYD
Sydney Kingsford Smith airport
Hawaiian Airlines
SYD
07:40
Sydney Kingsford Smith airport
17h 05m
1 Stop
07:45
SEA
Seattle/Tacoma Intl airport
1,160 AUD
Hawaiian Airlines
Hawaiian Airlines
SEA
02:00
Seattle/Tacoma Intl airport
17h 45m
1 Stop
12:45
+1
SYD
Sydney Kingsford Smith airport
Hawaiian Airlines
SYD
07:40
Sydney Kingsford Smith airport
17h 05m
1 Stop
07:45
SEA
Seattle/Tacoma Intl airport
1,164 AUD
Qantas Airways
Qantas Airways
SEA
10:45
Seattle/Tacoma Intl airport
19h 45m
1 Stop
23:30
+1
SYD
Sydney Kingsford Smith airport
Qantas Airways
SYD
19:35
Sydney Kingsford Smith airport
19h 05m
1 Stop
21:40
SEA
Seattle/Tacoma Intl airport
1,165 AUD

How to get the cheapest flight from Seattle to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight for your trip
CHEAPEST MONTH TO FLY
November
The cheapest time of year to fly to Sydney from Seattle is November. The most expensive is December.
CHEAPEST DAY TO FLY
Thursday
The cheapest day of the week is usually Thursday. The most expensive is usually Friday.
CHEAPEST TIME TO FLY
at midday
Seattle to Sydney flights are approximately 45% more expensive in the evening than at midday
CHEAPEST AIRLINE
Alaska Airlines
Alaska Airlines, United Airlines, and ANA are the most popular carriers operating from Seattle to Sydney
CHEAPEST ROUTE
Seattle/Tacoma Intl - Sydney Kingsford Smith
Fly from Seattle/Tacoma Intl to Sydney Kingsford Smith for the best Seattle - Sydney flight prices
SEA
Seattle/Tacoma Intl
SYD
Sydney Kingsford Smith
CHEAPEST TIME TO BOOK
49 days before
The cheapest time to buy a flight from Seattle to Sydney is approximately 49 days before departure
60
Days before departure
0

Flight information for Seattle to Sydney

Find info about flight duration, direct flights, and airports for your flight from Seattle to Sydney
Fastest flight time
17h 45m
The fastest flight from Seattle to Sydney takes 17h 45m.
Direct flights
None
There are no direct flights from Seattle to Sydney. Popular non-direct route for this connection is Seattle/Tacoma Intl - Sydney Kingsford Smith.
Airports in Sydney
1 airport
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

Cost comparison between Seattle and Sydney

Compare the costs of everyday items in Seattle and Sydney
Food
Inexpensive restaurant
21 AUD
Seattle
19 AUD
Sydney
Fast food
McDonald's meal
12 AUD
Seattle
10.33 AUD
Sydney
Soft drink
0.33 litre
3 AUD
Seattle
3.41 AUD
Sydney
Coffee
Cappuccino
6 AUD
Seattle
3.96 AUD
Sydney
Public transport
One-way ticket
4 AUD
Seattle
4.00 AUD
Sydney

Flights from Seattle to:

  • Sydney Kingsford Smith
  • New South Wales
  • Australia
  • South Pacific

Flights to Sydney from:

Flights Australia Sydney Seattle - Sydney