Flights from Seattle / Tacoma International Airport to South Australia

Flight deals from Seattle / Tacoma International Airport to South Australia

Looking for a cheap last-minute deal or the best return flight from Seattle / Tacoma International Airport to South Australia? If you want to travel next month, return fares start from 5 938 zł. Find the lowest prices on one-way and return tickets right here.

Adelaide.5 511 zł per passenger.Departing Mon, 1 Feb, returning Mon, 8 Feb.Return flight with United.Outbound indirect flight with United, departs from Seattle / Tacoma International on Mon, 1 Feb, arriving in Adelaide.Inbound indirect flight with United, departs from Adelaide on Mon, 8 Feb, arriving in Seattle / Tacoma International.Price includes taxes and charges.From 5 511 zł, select.

Port Lincoln.7 637 zł per passenger.Departing Sun, 21 Jun, returning Sat, 27 Jun.Return flight with Alaska Airlines and Regional Express.Outbound indirect flight with Alaska Airlines, departs from Seattle / Tacoma International on Sun, 21 Jun, arriving in Port Lincoln.Inbound indirect flight with Regional Express, departs from Port Lincoln on Sat, 27 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From 7 637 zł, select.

Mount Gambier.7 792 zł per passenger.Departing Tue, 23 Jun, returning Mon, 29 Jun.Return flight with Frontier Airlines and Regional Express.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Tue, 23 Jun, arriving in Mount Gambier.Inbound indirect flight with Regional Express, departs from Mount Gambier on Mon, 29 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From 7 792 zł, select.

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Flying from Seattle / Tacoma International Airport to South Australia

Arm yourself with these facts on the fly.

Cheapest flight found	5 507 zł
Cheapest month to fly	February

How to find cheap flights from Seattle / Tacoma International Airport to South Australia

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Seattle / Tacoma International Airport to South Australia. Other savvy travellers recently found return flights from 5 511 zł and one-way tickets from 2 575 zł. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in February

The cheapest time to fly from Seattle / Tacoma International Airport to South Australia is currently February.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Seattle / Tacoma International Airport to anywhere you choose in South Australia.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Seattle / Tacoma International Airport to your chosen airport in South Australia go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the South Australia Airport to South Australia flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What is the average price of a flight from Seattle / Tacoma International Airport to South Australia?

We looked at all of the upcoming return flights from Seattle / Tacoma International Airport to South Australia we could find over the next 12 months. It looks like 5 511 zł is the best price. This is good, compared to the average South Australia ticket price of 6 975 zł.

What is the cheapest month to fly from Seattle / Tacoma International Airport to South Australia?

The cheapest month to fly from Seattle / Tacoma International Airport to Adelaide Airport is currently February.
The cheapest month to fly from Seattle / Tacoma International Airport to Mount Gambier Airport is currently June.
And the cheapest month to fly from Seattle / Tacoma International Airport to Port Lincoln Airport is usually June.

Which upcoming date is cheapest to fly from Seattle / Tacoma International Airport to South Australia on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle / Tacoma International Airport to South Australia on Monday, 1 February 2027.

If I'm flying from Seattle / Tacoma International Airport, where in South Australia is cheapest to fly into?

If you're flying from Seattle / Tacoma International, the cheapest city in South Australia to fly into is Adelaide. The cheapest airport serving Adelaide at the moment is Adelaide.