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Cheap Flights from Sydney to Seattle

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Reverse direction: SEA to SYD

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AS Return flights from $1,425
Dep. Fri 20 NovRet. Fri 04 Dec$1,425
Dep. Fri 17 JulRet. Fri 24 Jul$1,577
AA Return flights from $1,436
Dep. Fri 20 NovRet. Fri 04 Dec$1,436
Dep. Fri 17 JulRet. Fri 24 Jul$2,311
AS,FJ Return flights from $1,448
Dep. Fri 20 NovRet. Fri 04 Dec$1,448
Dep. Fri 17 JulRet. Fri 24 Jul$1,718
QF Return flights from $1,461
Dep. Fri 20 NovRet. Fri 04 Dec$1,461
Dep. Fri 17 JulRet. Fri 24 Jul$2,373
AA,QF Return flights from $1,479
Dep. Fri 20 NovRet. Fri 04 Dec$1,479
DL Return flights from $1,559
Dep. Fri 20 NovRet. Fri 04 Dec$1,559
Dep. Fri 17 JulRet. Fri 24 Jul$1,839
UA Return flights from $1,576
Dep. Fri 20 NovRet. Fri 04 Dec$1,576
Dep. Fri 17 JulRet. Fri 24 Jul$1,889
OZ Return flights from $1,592
Dep. Fri 20 NovRet. Fri 04 Dec$1,592
AC Return flights from $1,611
Dep. Fri 20 NovRet. Fri 04 Dec$1,611
Dep. Fri 17 JulRet. Fri 24 Jul$2,637
AC,QF Return flights from $1,649
Dep. Fri 20 NovRet. Fri 04 Dec$1,649
Dep. Fri 17 JulRet. Fri 24 Jul$3,827
DL,VA Return flights from $1,680
Dep. Fri 20 NovRet. Fri 04 Dec$1,680
AC,VA Return flights from $1,699
Dep. Fri 20 NovRet. Fri 04 Dec$1,699
Dep. Fri 17 JulRet. Fri 24 Jul$2,902
AS,QF Return flights from $1,740
Dep. Fri 20 NovRet. Fri 04 Dec$1,740
Dep. Fri 17 JulRet. Fri 24 Jul$1,984
AS,NZ Return flights from $1,759
Dep. Fri 20 NovRet. Fri 04 Dec$1,759
Dep. Fri 17 JulRet. Fri 24 Jul$2,656
AS,FJ,JQ Return flights from $1,796
Dep. Fri 20 NovRet. Fri 04 Dec$1,796

Prices are from searches made in the last 24 hours and current prices may differ.

Do you need to catch a flight to Sydney? Check out our domestic flights to Sydney. If Sydney is not your closest airport, then here are all our flights to Seattle from Australia and flights to United States (USA). Maybe a different destination? Here are all the flights from Sydney


Average Sydney to Seattle Return Prices

These are the average prices for Sydney to Seattle return airfares.

July 2026
$3,429
August 2026
$2,662
September 2026
$2,528
October 2026
$2,603

Frequently Asked Questions about flying from Sydney to Seattle

When is the cheapest time to travel from Sydney to Seattle?

The cheapest month to travel is typically September.

How much do return flights from Sydney to Seattle cost?

The best price we found for a return flight from Sydney to Seattle is $1426.

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

Currently, the cheapest date for a return flight from Sydney to Seattle is 20 November 2026.

What is the cheapest airline that flys from Sydney to Seattle?

Currently, the cheapest airline that flys from Sydney to Seattle is Alaska Airlines.

How long does a direct flight from Sydney to Seattle take?

We were not able to find any direct flights to Seattle.

What is the IATA airport code for Seattle?

The IATA code for Seattle is SEA. It is located in United States (USA) at coordinates 47.45, -122.3117.

When should you book flights to Seattle?

From our data, you should book flights to Seattle 60 days out.


How I Want That Flight can help you

What's the benefit of using I Want That Flight for my Sydney to Seattle flight?

Think of us as your personal shortcut to a great deal. Instead of you opening fifty different tabs, we instantly cross-check rates across heaps of airlines and booking sites to score you the sweet spot on pricing. Millions of holidaymakers count on us every year to get them airborne, so you're running with a pretty savvy crowd.

Can you sort me out with direct flights from Sydney to Seattle?

100%. As soon as the page finishes loading your options, hit the "Direct" filter. The layovers will vanish, leaving you with only the non-stop routes.

How does I Want That Flight find me the best Sydney to Seattle flights?

Once you punch your details into our search tool, we unlock all kinds of handy tricks to map out your journey. We’ll map out the most budget-friendly calendar dates and takeoff slots, and let you slice and dice the data until you pinpoint the exact itinerary that works for you.

I'm still in the planning phase. Can you ping me if Sydney to Seattle fares drop?

No worries at all. Just kick off a quick search, drop your email into our price tracker, and we’ll send a heads-up straight to your inbox the moment the price drops.

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