Question 1

What’s the fastest stopover option from Sydney to Seattle?

Accepted Answer

Flights via Nadi (NAN) have the shortest average one-way travel time for one-stop routes: 17h 40m. Find deals

Question 2

What’s the cheapest stopover airport for flights from Sydney to Seattle?

Accepted Answer

Nadi (NAN) is the most affordable one-stop option, with an average return flight price of $1,038. Find deals

Question 3

Which airport typically offers the quickest stopover for flights from Sydney to Seattle?

Accepted Answer

Flights via Vancouver (YVR) offer the fastest connection on this route, with an average stopover time of 2h 32m. Find deals

Question 4

What’s the top stopover airport for flights from Sydney to Seattle?

Accepted Answer

Vancouver (YVR) – chosen by Cheapflights users on 30% of one-stop itineraries from Sydney to Seattle on Cheapflights. Find deals

Question 5

What are the cheapest airlines flying from Sydney to Seattle round-trip?

Accepted Answer

Currently priced at $351, Alaska Airlines will fly you from Sydney to Seattle and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and United Airlines - these airlines can fly you to your destination from $1,197 and $1,218, respectively. Users have found that Alaska Airlines is 79% cheaper than the other options available to this destination.

Question 6

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

Accepted Answer

Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 7

What is the cheapest month to book a flight from Sydney to Seattle?

Accepted Answer

Currently, March is the cheapest month in which you can book a flight from Sydney to Seattle (average of $875). Flying from Sydney to Seattle in December is currently the most expensive (average of $1,381). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 8

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

Accepted Answer

Travellers seeking maximum savings on their Sydney to Seattle flight should consider departing on Saturday at midday when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Question 9

E

Accepted Answer

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Question 10

E

Accepted Answer

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Question 11

What are the most popular airlines that fly from Sydney to Seattle?

Accepted Answer

Air Canada, Alaska Airlines and Delta are the most popular airlines when flying from Sydney to Seattle.

Question 12

Where are the most common stopover locations when flying from Sydney to Seattle?

Accepted Answer

Of the flights from Sydney to Seattle that have stopovers, most of them stop in Vancouver.

Question 13

Where are the least popular stopover locations for Sydney to Seattle flights?

Accepted Answer

The least popular stopover on flights from Sydney to Seattle is San Francisco.

Question 14

What is the cheapest day to fly return from Sydney to Seattle?

Accepted Answer

Users have found that flying from Sydney to Seattle on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Question 15

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

Accepted Answer

To save up to 35% on this flight, we recommend booking at least 53 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Sydney to Seattle from $1,537 1-2 weeks out and tickets from $1,767 for flights departing within the next 72 hours.

Question 16

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

Accepted Answer

February is one of the best times of the year to fly to Seattle from Sydney. Prices for February average $1,710 per person but you can even find prices for as low as $1,092. The most expensive prices can be found in the month of December. Opting for a February flight can save you 24% on your journey compared to booking in December

Question 17

What is the cheapest time of day to fly from SYD to SEA?

Accepted Answer

One of the essential ways to save on airfare from Sydney to Seattle is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 19% on airfare.

Question 18

Can I find deals for flights from Sydney to Seattle that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Sydney to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 19

How can I find direct flights from Sydney to Seattle?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Seattle.

Question 20

Can I find deals for business class flights from Sydney to Seattle?

Accepted Answer

Yes. Cheapflights offers flight deals from Sydney to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 21

How does Cheapflights help users find flights from Sydney to Seattle?

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 22

Why should you use Cheapflights to find cheap flight tickets from Sydney to Seattle?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Sydney.

Question 23

Can Cheapflights find flights from Sydney to Seattle with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Seattle flexibly with Cheapflights today.

Question 24

Can Cheapflights notify me if prices for flights from Sydney to Seattle become cheaper?

Accepted Answer

Yes, Cheapflights offers price alerts on Sydney to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	$1,270
One-way from	$616
Popular in	December
Cheapest in	February
Average price	$1,541

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$351	Average$2,079	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
Air Canada	Cheapest$1,197	Average$1,619	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	Cheapest$1,218	Average$1,636	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Qantas Airways	Cheapest$1,270	Average$1,592	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Delta	Cheapest$1,319	Average$2,178	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Philippine Airlines	Cheapest$1,332	Average$1,524	FlexibilityNo cancel fee	On-time60%	Search Philippine Airlines flights
Air New Zealand	Cheapest$1,375	Average$1,434	FlexibilityNo cancel fee	On-time78%	Search Air New Zealand flights
Hawaiian Airlines	Cheapest$1,376	Average$1,889	FlexibilityNo cancel fee	On-time85%	Search Hawaiian Airlines flights
Asiana Airlines	Cheapest$1,415	Average$1,616	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights
Virgin Australia	Cheapest$1,446	Average$2,220	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights

Cheap flights from Sydney to Seattle from $616

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Seattle/Tacoma Intl are usually found in February or August, booked 52 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Sydney to Seattle

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Find flight deals from Sydney to Seattle

Cheapest flights from Sydney to SeattleExplore the most affordable flight options available from Sydney to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Explore the most affordable flight options available from Sydney to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sydney to Seattle that are best for you.

Best time to book a flight from Sydney to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Sydney with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Seattle

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

Use this chart to determine the optimal time to book a return flight from Sydney to Seattle. Price data was last updated on 8 August 2025.

What is the cheapest month to book a flight from Sydney to Seattle?

What is the cheapest time of day to fly from SYD to SEA?

Find hourly flight availability from Sydney to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 August 2025.

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

Use this chart to determine the cheapest time to fly return from Sydney to Seattle. Price data was last updated on 16 December 2024.

What’s the top stopover airport for flights from Sydney to Seattle?

Share of one-stop return flights from Sydney to Seattle chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from Sydney to Seattle?

Average return fare for one-stop flights from Sydney to Seattle, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from Sydney to Seattle?

Shortest average travel time for one-stop one-way flights from Sydney to Seattle, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from Sydney to Seattle?

Average stopover duration for one-stop one-way flights from Sydney to Seattle, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing Seattle

See what other customers who have flown with Hawaiian Airlines, Qantas Airways, andVirgin Australia from Sydney to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Sydney to Seattle round-trip?

Where are the most common stopover locations when flying from Sydney to Seattle?

Where are the least popular stopover locations for Sydney to Seattle flights?

Can I find deals for flights from Sydney to Seattle that include hotel bookings?

How can I find direct flights from Sydney to Seattle?

Can I find deals for business class flights from Sydney to Seattle?

What is the cheapest month to book a flight from Sydney to Seattle?

Travelling to a place near Seattle?

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Fly from Sydney to Seattle on these airlines

Choose from the following airlines for your flight from Sydney to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 15 August 2025.

Top 10 airlines flying from Sydney to Seattle

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How does Cheapflights help users find flights from Sydney to Seattle?

Why should you use Cheapflights to find cheap flight tickets from Sydney to Seattle?

Can Cheapflights find flights from Sydney to Seattle with no change fees?

Can Cheapflights notify me if prices for flights from Sydney to Seattle become cheaper?

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Cheapest flights from Sydney to Seattle
Explore the most affordable flight options available from Sydney to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.