Seattle to Alice Springs (SEA–ASP) — Airlines, Schedules & Connections

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No nonstop flights on this route. connecting options below.

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Seattle to Alice Springs
Route information for SEA to ASP.
+16.5h ahead

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SEA to ASP.
2-STOP
Two-Stop Connections
52
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

Travel Essentials

Practical planning for this route.
Time Difference
+16.5h
Alice Springs is 16.5 hours ahead of Seattle.
SEA: PDT · ASP: ACST

When it's 6:00 PM in Seattle, it's 10.5:00 AM (next day) in Alice Springs.
Visa & Entry

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.

Getting to SEA

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–ASP Quick Facts

Key statistics for the Seattle to Alice Springs route.
Route details
Time difference+16.5 hours
Airlines (nonstop)0
Origin: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m
Destination: ASP
IATA / ICAOASP / YBAS
TimezoneAustralia/Darwin
Elevation1,789 ft / 545 m

Frequently Asked Questions

Common questions about SEA to ASP flights.
Alice Springs is 16.5 hours ahead of Seattle.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Connecting Options and Alternatives

Two-stop connections are also available via intermediate hubs.