Alaska AirlinesAS
Flights AS762 06:17 Mo Tu Th Fr Su · AS1304 08:02 daily · AS1311 10:37 daily · AS1341 10:39 Mo Tu Su
live
Direct flights from San Jose (SJC) to Seattle (SEA): 97 nonstop departures observed each week across 3 airlines. No cancellations were recorded across the 20 tracked flights. The nonstop covers 1,122 km, an estimated 1 hour 56 minutes in the air. Measured by Pro Flight Search from live flight boards at San Jose and Seattle. Updated 4 November 2026 at 05:06 UTC.
Today, SJC → SEA
Tue 3 Nov · local times- 07:31 DL4041Delta Air Lines Left 07:31 Landed 10:00
- 08:03 AS762Alaska Left 08:13 +10 Landed 10:18
- 10:39 AS1341Alaska Left 10:39 Landed 12:56
- 11:30 DL3736Delta Air Lines Left 11:45 +15 Landed 14:00
- 13:26 AS1304Alaska Left 13:54 +28 Landed 15:41
- 14:37 DL3789Delta Air Lines Left 15:01 +24 Landed 16:59
- 16:47 AS659Alaska Left 16:47 Landed 19:02
- 17:20 WN4681Southwest Left 17:22 Landed 19:40
- 17:42 DL3897Delta Air Lines Left 17:42 Landed 20:08
- 19:43 AS520Alaska Est. 19:43Departure not confirmed by the board SEA est. 21:27sched 22:05
Checked SJC board 17:23 · SEA board 21:06
SJC
San Jose
smooth · +0
SEA
Seattle
smooth · +0
1,122 km · ~1h 56m est.
Running clean · 3 airlines · 97x weekly · nonstop
100 / 100
route health from live SJC and SEA delay boards
0 of 20 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Flight time~1h 56mestimated from route distance
Weekly departures97x3 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 20
The week
scheduled departures · origin local time06121824
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 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Conditions are tightest at SJC: a 40% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +9 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →
next sweep in 120s
How the San Jose to Seattle route actually runs
Pro Flight Search records official board updates for nonstop SJC 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: San Jose (SJC) to Seattle (SEA) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/SJC-SEA
SJC to SEA questions
Is SJC–SEA running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on SJC–SEA?
Operators schedule morning departures around 06:00 and evening departures around 17:42 from SJC. 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 SJC to SEA?
Great-circle distance is 1,122 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 109–126 min gate-to-gate on this route.
How often does SJC–SEA fly?
3 carriers operate this route, around 97 flights a week between them. Compare carrier days and times in the airline list above.
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