Cheap flights from Seattle to Sydney

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Seattle (SEA)
Sydney (SYD)
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How to find the cheapest flight from
Seattle (SEA) to Sydney (SYD)

All the information you need to plan the best SEA to SYD flight in 2021: compare Seattle to Sydney flight prices with the expected peak season, weather and rainfall in Sydney.
SEA - SYD
Price
C$ 1,123 - C$ 1,952
SYD
Temperature
0 - 24 °C
SYD
Rainfall
84 - 160 mm

Popular in

December

High demand for flights, 34% potential price rise

Cheapest in

May

Best time to find cheap flights, 13% potential price drop

Average price

C$ 1,246

Average for round-trip flights in June 2021

Round-trip from

C$ 1,123

From Seattle to Sydney

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Sydney?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 37% on the overall cost on flights from Seattle to Sydney.

How far in advance should I book a flight from Seattle to Sydney?

Travellers have found it’s best to book a flight 60 days in advance to save up to 6% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 60 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Sydney 1-2 weeks in advance for as low as C$ 1,466, or C$ 1,562 for flights within the next 24 hours.

What is the cheapest month to fly from Seattle to Sydney?

Our data shows that May tends to be the cheapest month to fly to Sydney from Seattle. Users have commonly found prices around C$ 1,459 for the month, but tickets can be as low as C$ 1,056. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Seattle to Sydney (SEA - SYD)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Sydney as you normally would.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Sydney</span> flights.

Flight FAQs

From Seattle to Sydney

How popular is this flight route?

The Seattle/Tacoma Intl to Sydney Kingsford Smith flight path was viewed by 16 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Seattle or Sydney?

The rainfall in Seattle is generally more than the rainfall in Sydney. This will continue over the next 15 days.

Is Seattle weather warmer or cooler than Sydney?

Our data indicates that the weather will be 27 °C on average in the month of January. The temperature in Sydney is typically hotter than in Seattle. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

Destination information for Sydney

Things to know before you go - useful duration and weather info for your trip from Seattle to Sydney.
Today's exchange rate
C$ 1 = $1.07
Average temperature for June in Sydney
20.0 °C
Avg rainfall for June in Sydney
84.0 mm

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Airports servicing Sydney

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