SEA → SMFSeattle to Sacramento

live

Direct flights from Seattle (SEA) to Sacramento (SMF): 21 nonstop departures observed each week across 3 airlines. 100% of the last 7 operated flights arrived within 15 minutes of schedule. The median arrival is 16 minutes early. No cancellations were recorded across the 7 tracked flights. The nonstop covers 975 km, an estimated 1 hour 45 minutes in the air. Measured by Pro Flight Search from live flight boards at Seattle and Sacramento. Updated 7 September 2026 at 04:23 UTC.

SEA Seattle smooth · +5
SMF Sacramento smooth · +0
975 km · ~1h 45m est.
dep bank 05:30–21:1821x weekly
Runs reliable · 3 airlines · 21x weekly · nonstop
100% on time

of the last 7 operated SEA → SMF flights arrived within 15 minutes

Median arrival delay is −16 min. 0 of 7 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−16 minacross the last 7 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 AS1461 07:18 Mo Tu We Th Fr Su · AS763 10:04 daily · AS288 11:57 daily · AS681 17:05 daily

Southwest AirlinesWN

Flights WN3542 varies daily · WN3543 09:45 Mo Tu We Th Fr · WN4652 varies Su · WN888 varies Sa

History

operated legs · board outcomes
09-06AS1461arrived−9
09-06AS288arrived−7
09-06AS763arrived−17
09-06DL3881arrived−13
09-06DL4125arrived−27
09-06WN3070arrived−17
09-06WN4652arrived−16

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
SEASeattle +5 min smooth 🌤 scattered clouds · SSW 7 kt Full SEA delay board →
SMFSacramento +0 min smooth 🌤 clear · SSE 9 kt Full SMF delay board →

Weather lens

Current conditions put the pressure at SEA and SMF: 39% 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 Seattle to Sacramento route actually runs

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

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

SEA to SMF questions

Is SEA–SMF running on time right now?

Smooth skies ahead. The departure side at SEA is the weaker end, route health score 95/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SEA–SMF?

Operators schedule morning departures around 07:18 and evening departures around 17:00 from SEA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SMF delay card to confirm conditions when you'd arrive.

How long is the flight from SEA to SMF?

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 SEA–SMF fly?

3 carriers operate this route, around 97 flights a week between them. Compare carrier days and times in the airline list above.