Austin to Seattle (AUS–SEA) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
AUS–SEA is served by 2 airlines with nonstop service. Alaska Airlines and Delta Air Lines lead the route. The flight covers 1,770 miles in approximately 3h 48m. Beyond nonstop, 106 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AS Alaska Airlines Also: HA, JL, JX, KE, QR | 42 | 73J, 7M9, B39M | 4h36-4h43 | Oneworld | HA, JL, JX, KE, QR | |
| DL Delta Air Lines Also: AM, KE, WS | 21 | 221, 223, BCS1 | 4h13-4h43 | SkyTeam | AM, KE, WS |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Seattle from Austin
| Metric | AUS→SEA | SAT→SEA | IAH→SEA |
|---|---|---|---|
| Distance from AUS | – | 67 mi | 140 mi |
| Nonstop airlines | 2 | 2 | 7 |
| Weekly flights | 115 | 16 | 90 |
| Flight time | 3h 48m | 4h 24m | 4h 27m |
| Departure OTP | 100% | – | – |
Travel Essentials
AUS: CDT · SEA: PDT
When it's 6:00 PM in Austin, it's 4:00 PM in Seattle.
CapMetro Route 20 (Airport Flyer) runs between downtown Austin (Congress Ave) and AUS in about 30–35 minutes (fare $1.25, or free with MetroAccess). Service runs from roughly 05:00 to midnight; frequency drops evenings and weekends.Ride-shares (Uber/Lyft) from downtown cost $20–30 and take 15–20 minutes off-peak. Taxis run $30–40. Traffic on SH-71 can be heavy during afternoon rush; allow 30–40 minutes from downtown during 16:00–18:30. Long-term parking from $7/day in remote economy lots.
Link Light Rail from the airport station (inside the terminal) to downtown Seattle takes 38 minutes ($3.50). No transfers needed; trains run 5am to 1am daily.Taxis and ride-shares to downtown cost $35–55. For Bellevue and Eastside destinations (across Lake Washington), ride-share is faster than Link. Car rentals are in the consolidated rental facility; take the free shuttle from baggage claim. Sound Transit buses serve Tacoma, Renton, and Federal Way.
Marine west coast climate. Winters are mild but persistently grey and rainy (3–9°C). Snow is rare at sea level but can occur December through February, causing significant disruptions when it does. The airport sits between Seattle and Tacoma in an area that receives more fog and low cloud than downtown Seattle.
Summers are famously pleasant (18–25°C) with low humidity and mostly clear skies, one of the best flying climates in the US from June through September. The wettest months are November through January.
AUS–SEA Quick Facts
Frequently Asked Questions
Flights from AUS to SEA
Austin Bergstrom International Airport (AUS) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from Alaska Airlines and Delta Air Lines. With 115 weekly departures, this is a heavily served route.
AUS to SEA Flight Duration and Schedule
Nonstop flight time from AUS to SEA ranges from 3 hours 48 minutes to 4 hours 49 minutes. The route covers a distance of 1,770 miles (2,848 km). There are approximately 115 weekly flights outbound and 100 return, totaling 215 flights per week in both directions.
Connecting Options and Alternatives
106 one-stop connections are available, with the fastest taking approximately 3 hours via FTW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include San Antonio (SAT), Houston (IAH) and Houston (HOU).