AS1366

AS1366 (Alaska Airlines) is a multi-stop service on 3 routes, busiest Seattle to San Jose. Of 80 departures recorded from October 2024 to July 2026, 83.8% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

Months without data are left blank.

The most recent periods3 periods
PeriodDepartures 2025Departures 2026Change vs last year
January–––
February–––
March–––
April–––
May–19–
June–24–
July–22–
August–––
September–––
October––in progress
November–––
December–––

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

Months without data are left blank.

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

The most recent periods3 periods
PeriodOn time 2025On time 2026Change vs last year
January–––
February–––
March–––
April–––
May–89.5%–
June–83.3%–
July–90.9%–
August–––
September–––
October––in progress
November–––
December–––

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

Months without data are left blank.

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined

Months without data are left blank.

The most recent periods3 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January–––
February–––
March–––
April–––
May–0–
June–0–
July–0–
August–––
September–––
October––in progress
November–––
December–––

according to the US BTS · October 2024 → July 2026

This is not a forecast

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

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 100.0% 80
  • Cancelled 0.0% 0

Share of all recorded flights in the period, all legs. · Oct 27, 2024 → Jul 31, 2026

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 2.8 min 89.2% 37
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 3 3 33.3% 0
November 2024 12 12 75.0% 0
May 2026 19 19 89.5% 0
June 2026 24 24 83.3% 0
July 2026 22 22 90.9% 0

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