SEA → SJC

AS918

AS918 (Alaska Airlines) flies Seattle to San Jose. Of 101 departures recorded from January 2025 to June 2025, 79.6% left on time, according to the US BTS.

according to the US BTS · Jan 6, 2025 → Jun 11, 2025 domestic flights only

Recorded departures by month

The most recent periods6 periods
PeriodDepartures 2024Departures 2025Change vs last year
January–20–
February–18–
March–21–
April–18–
May–14–
June–10–
July–––
August–––
September–––
October–––
November–––
December–––

according to the US BTS · January 2025 → June 2025

On-time departures by month

All legs combined

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods6 periods
PeriodOn time 2024On time 2025Change vs last year
January–80.0%–
February–82.4%–
March–75.0%–
April–88.9%–
May–71.4%–
June–77.8%–
July–––
August–––
September–––
October–––
November–––
December–––

according to the US BTS · January 2025 → June 2025

Average departure delay by month

All legs combined

according to the US BTS · January 2025 → June 2025

Cancelled departures by month

All legs combined
The most recent periods6 periods
PeriodCancelled 2024Cancelled 2025Change vs last year
January–0–
February–1–
March–1–
April–0–
May–0–
June–1–
July–––
August–––
September–––
October–––
November–––
December–––

according to the US BTS · January 2025 → June 2025

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

Cancellation share

  • Not cancelled 97.0% 98
  • Cancelled 3.0% 3

Share of all recorded flights in the period, all legs. · Jan 6, 2025 → Jun 11, 2025

Legs flown under this number

1
RoutesDistance (km)Avg delay On timeDepartures
SEA SJC Seattle–Tacoma International Airport – Mineta San Jose International Airport 1,122 7.5 min 79.6% 101
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
January 2025 20 20 80.0% 0
February 2025 18 17 82.4% 1
March 2025 21 20 75.0% 1
April 2025 18 18 88.9% 0
May 2025 14 14 71.4% 0
June 2025 10 9 77.8% 1

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