ON TIMEBOARD
American Airlines / HPN → ORD

AA 3812 on time

American Airlines 3812: White Plains to Chicago at 12:00 p.m.; Chicago to White Plains at 8:10 a.m. (past 12 months). Figures below the title are for HPN → ORD, its busiest leg

On time
76%
358 flights · likely 71–80%
Cancelled
2.8%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+77 min
average delay
Similar flights
76%
AA, same route & hour

About 1 in 4 AA 3812 flights from White Plains arrived 15+ minutes late, diverted or cancelled over the past year (24%); 2.8% were cancelled. The typical flight landed 7 minutes early.

AA 3812: HPN → ORD

Scheduled to leave White Plains at 12:00 p.m. local time, operated by Envoy as MQ 3812. Over the past year it arrived on time 76% of the time (358 flights), in line with other AA flights on the route at that hour (76%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 93% on time (30 flights)93SepOct 2025: 58% on time (31 flights)58OctNov 2025: 70% on time (30 flights)70NovDec 2025: 71% on time (31 flights)71DecJan 2026: 74% on time (31 flights)74JanFeb 2026: 75% on time (28 flights)75FebMar 2026: 65% on time (31 flights)65MarApr 2026: 80% on time (30 flights)80AprMay 2026: 81% on time (27 flights)81MayJun 2026: 79% on time (28 flights)79JunJul 2026: 83% on time (30 flights)83JulAug 2026: 81% on time (31 flights)81Aug

By day of week

DayFlightsOn time
Monday5374%
Tuesday4971%
Wednesday4978%
Thursday5285%
Friday5281%
Saturday5182%
Sunday5260%

Why it was late

Late inbound plane 45%Air traffic & airport (NAS) 29%Airline (crew, maintenance, ops) 13%Severe weather 13%

All flights HPN → ORD · Connecting off AA 3812? Check the risk

AA 3812: ORD → HPN

Scheduled to leave Chicago at 8:10 a.m. local time, operated by Envoy as MQ 3812. Over the past year it arrived on time 81% of the time (353 flights), in line with other AA flights on the route at that hour (81%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 85% on time (27 flights)85SepOct 2025: 71% on time (31 flights)71OctNov 2025: 79% on time (29 flights)79NovDec 2025: 71% on time (31 flights)71DecJan 2026: 70% on time (30 flights)70JanFeb 2026: 71% on time (28 flights)71FebMar 2026: 81% on time (31 flights)81MarApr 2026: 87% on time (30 flights)87AprMay 2026: 85% on time (27 flights)85MayJun 2026: 96% on time (28 flights)96JunJul 2026: 90% on time (30 flights)90JulAug 2026: 90% on time (31 flights)90Aug

By day of week

DayFlightsOn time
Monday5374%
Tuesday4984%
Wednesday4885%
Thursday5190%
Friday5184%
Saturday5084%
Sunday5169%

Why it was late

Air traffic & airport (NAS) 44%Late inbound plane 39%Airline (crew, maintenance, ops) 12%Severe weather 5%

All flights ORD → HPN · Connecting off AA 3812? Check the risk

Questions

How often is AA 3812 from HPN to ORD late?

American Airlines 3812 from White Plains, NY to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 24% of 358 scheduled flights between September 2025 and August 2026. 2.8% were cancelled.

How often is AA 3812 from ORD to HPN late?

American Airlines 3812 from Chicago, IL to White Plains, NY arrived 15 or more minutes late, was diverted or was cancelled on 19% of 353 scheduled flights between September 2025 and August 2026. 1.4% 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.