AA6377 SEA → LAX

American Airlines · Seattle, WA to Los Angeles, CA · 44 flights observed, 2026-04-07 to 2026-05-20 · 954 mi

This flight's reliability varies a lot by day of week — 100% on-time on Tuesdays vs. 60% on Sundays.

AA6377 covers more than one route in the data window — the stats below are for SEA → LAX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
84%
Median delay
-8 min
90th percentile
+32 min
Cancellation rate
2%

How often is AA6377 on time?

Across 44 flights on SEA → LAX from 2026-04-07 to 2026-05-20, AA6377 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +32 min or later. 2% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time3684%
16-30 min25%
31-60 min25%
61-120 min00%
2+ hrs37%

Performance by month

MonthFlightsOn-timeAvg delay
2026-042391%+1 min
2026-052075%+12 min

Performance by day of week

DayFlightsOn-time
Mon683%
Tue7100%
Wed786%
Thu667%
Fri6100%
Sat683%
Sun560%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…