AA3670 DTW → ORD

American Airlines · Detroit, MI to Chicago, IL · 54 flights observed, 2026-02-12 to 2026-04-06 · 235 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -13 min, while the worst 10% run +52 min or later.

AA3670 covers more than one route in the data window — the stats below are for DTW → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
85%
Median delay
-13 min
90th percentile
+52 min
Cancellation rate
2%

How often is AA3670 on time?

Across 54 flights on DTW → ORD from 2026-02-12 to 2026-04-06, AA3670 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -13 min, and the worst 10% of flights arrived +52 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4585%
16-30 min12%
31-60 min24%
61-120 min48%
2+ hrs12%

Performance by month

MonthFlightsOn-timeAvg delay
2026-021782%-5 min
2026-033087%+5 min
2026-04683%+10 min

Performance by day of week

DayFlightsOn-time
Mon875%
Tue786%
Wed7100%
Thu888%
Fri771%
Sat8100%
Sun875%

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