Flight OddsAA3937 DFW → BIL
American Airlines · Dallas/Fort Worth, TX to Billings, MT · 326 flights observed, 2025-07-01 to 2026-06-30 · 1,081 mi
On-time arrival
75%
Median delay
-4 min
90th percentile
+40 min
Cancellation rate
1%
How often is AA3937 on time?
Across 326 flights on DFW → BIL from 2025-07-01 to 2026-06-30, AA3937 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +40 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 242 | 75% |
| 16-30 min | 32 | 10% |
| 31-60 min | 24 | 7% |
| 61-120 min | 14 | 4% |
| 2+ hrs | 9 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 57% | +19 min |
| 2025-08 | 30 | 67% | +11 min |
| 2025-09 | 29 | 79% | +5 min |
| 2025-10 | 31 | 65% | +10 min |
| 2025-11 | 29 | 86% | +2 min |
| 2025-12 | 30 | 87% | -2 min |
| 2026-01 | 4 | 75% | +1 min |
| 2026-02 | 17 | 82% | -1 min |
| 2026-03 | 31 | 87% | -3 min |
| 2026-04 | 30 | 77% | +4 min |
| 2026-05 | 31 | 81% | +13 min |
| 2026-06 | 29 | 66% | +16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 45 | 82% |
| Tue | 47 | 79% |
| Wed | 45 | 84% |
| Thu | 45 | 67% |
| Fri | 46 | 74% |
| Sat | 46 | 76% |
| Sun | 47 | 66% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…