Seattle to Adelaide (SEA–ADL) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
While no nonstop service exists between SEA and ADL, 1-stop connecting options are available.
Connection Landscape
On-Time Performance
Travel Essentials
SEA: PDT · ADL: ACST
When it's 6:00 PM in Seattle, it's 10.5:00 AM (next day) in Adelaide.
US passport holders must obtain an Electronic Travel Authority (ETA) before boarding. Apply through the Australian ETA app (subclass 601). The ETA costs AUD 20, is valid for 12 months with multiple entries, and allows stays of up to 90 days per visit. Processing is usually instant. Passport must be valid for at least 6 months beyond the date of entry.
Link Light Rail runs from downtown Seattle (Westlake station) to the airport in 38 minutes ($3.50 peak). Trains run every 6–12 minutes during peak hours from 5am to 1am. Ride-shares run $30–50 from downtown; SR-99 and I-5 can be heavily congested southbound during afternoon rush (3–7pm).
Sound Transit 574 express bus serves Tacoma ($2.50–4). Sounder commuter rail connects Tacoma to the airport area via a shuttle.
SEA–ADL Quick Facts
Frequently Asked Questions
Connecting Options and Alternatives
1-stop connecting options are also available, commonly via Hamad, Dubai and Singapore Changi. Two-stop connections are also available via intermediate hubs.