Price observed over the last 3 months for a round trip.

Cheapest flight tickets
Price observed over the last 3 months for a round trip.
Average price of a round trip
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
A flight from Seattle to Sydney takes on average 24h56.
Best time
According to user searches, the ideal month to go to Sydney is August.
Check out our tips for booking your flight to Sydney (Australia) from Seattle (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is September, with an average flight ticket price of $969 (calculation over the last two years). The most touristic season corresponds to the months of September, October and November.
For the cheapest flights, it is advisable to buy your ticket at least 23 days before the departure date.
The airline offering the cheapest flight tickets is Air Canada. A ticket from the airline Air Canada to Sydney costs on average $1022.
The airlines that offer the most flights are .
Here is some information and tips to know before booking your flight:
Seattle is a city in the country USA, the time zone is [[timezone]]. In Seattle, it is currently {fromLocalTime}, the temperature is on average 15°C, with a minimum of 10°C and a maximum of 23°C.
The city of Seattle (SEA) has 4 airport(s): Kenmore Air Harbor Spb., Seattle-Tacoma, Renton and King County
Sydney is in the country Australia, the time zone is [[timezone]]. In Sydney, it is currently {toLocalTime}, the temperature is on average 17°C, with a minimum of 17°C and a maximum of 18°C.
The city of Sydney (SYD) has 3 airport(s): Sidney-Kingsford Smith, Rose Bay Water and Bankstown
If you want to visit Sydney during the least touristic period, choose the month of August.
In Sydney, the most popular month is September. It is during this period that the prices offered by airlines are also the highest.
According to our data, it is recommended to book your flight 23 days before your departure. If you book your flight ticket 4 weeks before your departure, you may find a price below average. The cheapest day to book a flight from Seattle to Sydney is Monday.
When you leave, you can leave from Seattle-Tacoma, and you will arrive at Sidney-Kingsford Smith.
The airport Kenmore Air Harbor Spb. is located 3 km, Seattle-Tacoma is located 16 km, Renton is located 16 km or King County is located 8 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Airplane is the only means of transportation listed on Liligo for this journey.
In summer, the average temperature is 14°C in Sydney and 18°C in Seattle. The average rainfall in summer is 61 mm in Sydney and 38 mm in Seattle. In summer, it is warmer in Seattle and it rains less in Seattle. In winter, it is colder in Sydney and it rains more in Seattle.