ON TIMEBOARD

AA 4188 on time

American Airlines 4188: Dallas to Appleton at 8:15 p.m. (past 12 months)

On time
75%
201 flights · likely 69–81%
Cancelled
0.0%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+60 min
average delay
Similar flights
73%
AA, same route & hour

About 1 in 4 AA 4188 flights from Dallas arrived 15+ minutes late, diverted or cancelled over the past year (25%); 0.0% were cancelled. The typical flight landed 6 minutes early.

AA 4188: DFW → ATW

Scheduled to leave Dallas at 8:15 p.m. local time, operated by Envoy as MQ 4188. Over the past year it arrived on time 75% of the time (201 flights), in line with other AA flights on the route at that hour (73%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%May 2025: 65% on time (31 flights)65MayJun 2025: 77% on time (30 flights)77JunJul 2025: 74% on time (31 flights)74JulAug 2025: 77% on time (31 flights)77AugSep 2025: 80% on time (30 flights)80SepOct 2025: 77% on time (31 flights)77OctNov 2025: too few flights (1 flights)NovApr 2026: 63% on time (24 flights)63AprMay 2026: 77% on time (31 flights)77MayJun 2026: 68% on time (28 flights)68JunJul 2026: 69% on time (26 flights)69JulAug 2026: 90% on time (30 flights)90Aug

By day of week

DayFlightsOn time
Monday2673%
Tuesday3087%
Wednesday3087%
Thursday3073%
Friday2767%
Saturday2972%
Sunday2966%

Why it was late

Late inbound plane 62%Air traffic & airport (NAS) 19%Severe weather 14%Airline (crew, maintenance, ops) 4%

All flights DFW → ATW · Connecting off AA 4188? Check the risk

Questions

How often is AA 4188 from DFW to ATW late?

American Airlines 4188 from Dallas/Fort Worth, TX to Appleton, WI arrived 15 or more minutes late, was diverted or was cancelled on 25% of 201 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check American Airlines for today's flight. Method.