AA3855 DFW → STL

American Airlines · Dallas/Fort Worth, TX to St. Louis, MO · 17 flights observed, 2026-01-08 to 2026-02-07 · 550 mi

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

AA3855 covers more than one route in the data window — the stats below are for DFW → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
88%
Median delay
-4 min
90th percentile
+12 min
Cancellation rate
6%

How often is AA3855 on time?

Across 17 flights on DFW → STL from 2026-01-08 to 2026-02-07, AA3855 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +12 min or later. 6% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1488%
16-30 min16%
31-60 min16%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-011385%0 min
2026-023100%-7 min

Performance by day of week

DayFlightsOn-time
Mon2100%
TueNo data—
WedNo data—
Thu560%
Fri5100%
Sat4100%
SunNo data—

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