SMF → SEASacramento to Seattle

live

Direct flights from Sacramento (SMF) to Seattle (SEA): 21 nonstop departures observed each week across 3 airlines. The median arrival is 7 minutes late. No cancellations were recorded across the 1 tracked flight. The nonstop covers 975 km, an estimated 1 hour 45 minutes in the air. Measured by Pro Flight Search from live flight boards at Sacramento and Seattle. Updated 10 September 2026 at 14:55 UTC.

SMF Sacramento smooth · +9
SEA Seattle smooth · +0
975 km · ~1h 45m est.
dep bank 06:00–19:5221x weekly
Running clean · 3 airlines · 21x weekly · nonstop
93 / 100

route health from live SMF and SEA delay boards

Median arrival delay is +7 min. 0 of 1 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+7 minacross the last 1 operated legs
Flight time~1h 45mestimated from route distance
Weekly departures21x3 direct airlines on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska AirlinesDelta Air LinesSouthwest Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Alaska AirlinesAS

Flights AS1358 06:00 daily · AS692 08:03 daily · AS1365 10:15 Mo Tu We Th Fr Su · AS406 13:02 daily

Delta Air LinesDL

Flights DL4075 07:50 daily · DL3881 11:28 daily · DL4125 12:52 daily · DL4153 17:28 daily

Southwest AirlinesWN

Flights WN3744 varies Tu We · WN3149 07:00 Mo Th Fr Sa · WN4722 varies Su · WN3096 varies daily

History

operated legs · board outcomes
09-10AS1358departed+7

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
SMFSacramento +9 min smooth 🌤 mostly cloudy · N 0 kt Full SMF delay board →
SEASeattle +0 min smooth 🌤 mostly cloudy · NE 11 kt Full SEA delay board →

Weather lens

Current conditions put the pressure at SMF and SEA: 38% odds of a 15+ minute delay and around +5 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Sacramento to Seattle route actually runs

Pro Flight Search records official board updates for nonstop SMF to SEA flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Sacramento (SMF) to Seattle (SEA) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/SMF-SEA
How we measure this →

SMF to SEA questions

Is SMF–SEA running on time right now?

Smooth skies ahead. The departure side at SMF is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SMF–SEA?

Operators schedule morning departures around 06:00 and evening departures around 17:10 from SMF. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SEA delay card to confirm conditions when you'd arrive.

How long is the flight from SMF to SEA?

Great-circle distance is 975 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 99–114 min gate-to-gate on this route.

How often does SMF–SEA fly?

3 carriers operate this route, around 99 flights a week between them. Compare carrier days and times in the airline list above.