AA4135 TUL → ORD

American Airlines · Tulsa, OK to Chicago, IL · 41 flights observed, 2026-05-21 to 2026-06-30 · 585 mi

This flight's reliability varies a lot by day of week — 100% on-time on Mondays vs. 50% on Fridays.

AA4135 covers more than one route in the data window — the stats below are for TUL → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
78%
Median delay
-16 min
90th percentile
+58 min
Cancellation rate
2%

How often is AA4135 on time?

Across 41 flights on TUL → ORD from 2026-05-21 to 2026-06-30, AA4135 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +58 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3178%
16-30 min13%
31-60 min410%
61-120 min25%
2+ hrs25%

Performance by month

MonthFlightsOn-timeAvg delay
2026-051173%+0 min
2026-062979%+6 min

Performance by day of week

DayFlightsOn-time
Mon6100%
Tue683%
Wed580%
Thu580%
Fri650%
Sat683%
Sun667%

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