SEA → LAX

AS1338

AS1338 (Alaska Airlines) flies Seattle to Los Angeles. Of 179 departures recorded from October 2025 to June 2026, 74.7% left on time, according to the US BTS.

according to the US BTS · Oct 26, 2025 → Jun 9, 2026 domestic flights only

Recorded departures by month

The most recent periods9 periods
PeriodDepartures 2025Departures 2026Change vs last year
January–31–
February–28–
March–16–
April–9–
May–24–
June–7–
July–––
August–––
September–––
October6–in progress
November28––
December30––

according to the US BTS · October 2025 → June 2026

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 periods9 periods
PeriodOn time 2025On time 2026Change vs last year
January–77.4%–
February–78.6%–
March–62.5%–
April–100.0%–
May–75.0%–
June–85.7%–
July–––
August–––
September–––
October83.3%–in progress
November78.6%––
December58.6%––

according to the US BTS · October 2025 → June 2026

Average departure delay by month

All legs combined

according to the US BTS · October 2025 → June 2026

Cancelled departures by month

All legs combined
The most recent periods9 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January–0–
February–0–
March–0–
April–0–
May–0–
June–0–
July–––
August–––
September–––
October0–in progress
November0––
December1––

according to the US BTS · October 2025 → June 2026

This is not a forecast

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

Cancellation share

  • Not cancelled 99.4% 178
  • Cancelled 0.6% 1

Share of all recorded flights in the period, all legs. · Oct 26, 2025 → Jun 9, 2026

Legs flown under this number

1
RoutesDistance (km)Avg delay On timeDepartures
SEA LAX Seattle–Tacoma International Airport – Los Angeles International Airport 1,537 12.3 min 74.7% 179
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2025 6 6 83.3% 0
November 2025 28 28 78.6% 0
December 2025 30 29 58.6% 1
January 2026 31 31 77.4% 0
February 2026 28 28 78.6% 0
March 2026 16 16 62.5% 0
April 2026 9 9 100.0% 0
May 2026 24 24 75.0% 0
June 2026 7 7 85.7% 0

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