Cheap flights from Seattle to Adelaide

Return
1 adult
Economy
From?
To?
Tue 1/2
Tue 8/2

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

Due to multiple factors, expect to potentially pay more when booking in January. For low rates, August can be a great choice for travel to Adelaide. Flights to Adelaide from Seattle in August are about C$ 1,531 on average during August, but can be found for as low as C$ 1,224.

When is the cheapest time to fly from Seattle to Adelaide (SEA - ADL)?

When flying from Seattle to Adelaide, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I fly to Adelaide from Seattle/Tacoma Intl right now?

Information is based on travel restrictions from Seattle/Tacoma Intl to Adelaide

Most visitors from Seattle/Tacoma Intl will not be allowed to enter Adelaide.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Adelaide.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Adelaide.

Documents
Travel Authorization Form - Travelers who are not in an exempt category may request an individual exemption to Australia's travel restrictions using this form.


Can I fly back to Seattle/Tacoma Intl from Adelaide?

Returning to Seattle/Tacoma Intl from Adelaide

COVID-19 testing requirements
Visitors from Adelaide must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Adelaide are not required to quarantine after entering Seattle/Tacoma Intl.