AA3270 ORD → SFO

American Airlines · Chicago, IL to San Francisco, CA · 28 flights observed, 2025-08-06 to 2025-09-02 · 1,846 mi

AA3270 covers more than one route in the data window — the stats below are for ORD → SFO, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
89%
Median delay
-12 min
90th percentile
+16 min
Cancellation rate
4%

How often is AA3270 on time?

Across 28 flights on ORD → SFO from 2025-08-06 to 2025-09-02, AA3270 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +16 min or later. 4% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2489%
16-30 min27%
31-60 min14%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-082588%-8 min
2025-092100%-18 min

Performance by day of week

DayFlightsOn-time
Mon475%
Tue3100%
Wed4100%
Thu4100%
Fri4100%
Sat475%
Sun475%

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