Flight OddsAA2520 BZN → ORD
American Airlines · Bozeman, MT to Chicago, IL · 25 flights observed, 2025-08-06 to 2025-09-02 · 1,185 mi
AA2520 covers more than one route in the data window — the stats below are for BZN → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
52%
Median delay
+14 min
90th percentile
+99 min
Cancellation rate
0%
How often is AA2520 on time?
Across 25 flights on BZN → ORD from 2025-08-06 to 2025-09-02, AA2520 arrived within 15 minutes of schedule 52% of the time. The median arrival delay was +14 min, and the worst 10% of flights arrived +99 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 13 | 52% |
| 16-30 min | 5 | 20% |
| 31-60 min | 4 | 16% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 3 | 12% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 23 | 57% | +63 min |
| 2025-09 | 2 | 0% | +25 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 50% |
| Tue | 3 | 33% |
| Wed | 4 | 75% |
| Thu | 4 | 50% |
| Fri | 4 | 75% |
| Sat | 2 | 0% |
| Sun | 4 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…