Cheap flights from Seattle to Sydney

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Flight information for Seattle to Sydney (03A to SYD)

Find info about flight duration, direct flights, and airports for your flight from Seattle to Sydney
Best Price Found $773 The best flight deal from Seattle to Sydney found on momondo in the last 72 hours is $773
Fastest flight time 19h 30m The fastest flight from Seattle to Sydney takes 19h 30m.
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)

How to get the cheapest flight ticket 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 ticket for your trip
What is the cheapest month to fly to Sydney?
March
The cheapest time of year to fly to Sydney from Seattle is March. Most expensive is December
What is the cheapest day to fly to Sydney?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Thursday
When is the cheapest time to fly to Sydney?
in the afternoon
Seattle to Sydney flights are approximately 12% more expensive at noon than in the afternoon
What is the cheapest airline that flies to Sydney?
Alaska Airlines
Alaska Airlines, Hainan Airlines, and Fiji Airways are the most popular carriers operating from Seattle to Sydney
What is the 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
When is the cheapest time to book a flight to Sydney?
56 days before
The cheapest time to buy a flight from Seattle to Sydney is approximately 56 days to departure
60
Days before departure
0

Easily compare round-trip flights from Seattle to Sydney

Below you can see the best fares for your round-trip flight 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
Air New Zealand
Air New Zealand
14 May
7:55 am
SEA
Seattle/Tacoma Intl airport
24h 45m
2 Stops
SYD
1:40 am
+2
Sydney Kingsford Smith airport
Air New Zealand
20 May
7:40 am
SYD
Sydney Kingsford Smith airport
17h 15m
1 Stop
SEA
7:55 am
Seattle/Tacoma Intl airport
$773
Air New Zealand
Air New Zealand
06 May
7:55 am
SEA
Seattle/Tacoma Intl airport
24h 45m
2 Stops
SYD
1:40 am
+2
Sydney Kingsford Smith airport
Air New Zealand
12 May
7:40 am
SYD
Sydney Kingsford Smith airport
17h 15m
1 Stop
SEA
7:55 am
Seattle/Tacoma Intl airport
$807
Air New Zealand
Air New Zealand
30 Apr
8:15 am
SEA
Seattle/Tacoma Intl airport
24h 25m
2 Stops
SYD
1:40 am
+2
Sydney Kingsford Smith airport
Air New Zealand
11 May
7:40 am
SYD
Sydney Kingsford Smith airport
42h 35m
2 Stops
SEA
9:15 am
+1
Seattle/Tacoma Intl airport
$825
Hawaiian Airlines
Hawaiian Airlines
05 May
1:55 am
SEA
Seattle/Tacoma Intl airport
17h 50m
1 Stop
SYD
12:45 pm
+1
Sydney Kingsford Smith airport
Hawaiian Airlines
20 May
7:40 am
SYD
Sydney Kingsford Smith airport
17h 15m
1 Stop
SEA
7:55 am
Seattle/Tacoma Intl airport
$854
Major Airline
Major Airline
31 Mar
1:20 pm
SEA
Seattle/Tacoma Intl airport
17h 40m
1 Stop
SYD
1:00 am
+2
Sydney Kingsford Smith airport
Major Airline
12 Apr
8:00 pm
SYD
Sydney Kingsford Smith airport
17h 37m
1 Stop
SEA
8:37 pm
Seattle/Tacoma Intl airport
$937
Virgin Australia
Virgin Australia
08 Apr
11:50 am
SEA
Seattle/Tacoma Intl airport
18h 45m
1 Stop
SYD
11:35 pm
+1
Sydney Kingsford Smith airport
Virgin Australia
20 Apr
7:30 pm
SYD
Sydney Kingsford Smith airport
18h 08m
1 Stop
SEA
8:38 pm
Seattle/Tacoma Intl airport
$970

Flights from Seattle to:

*Flight prices to Sydney are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.