Flight OddsG4639 BIS → AZA
Allegiant Air · Bismarck/Mandan, ND to Phoenix, AZ · 50 flights observed, 2025-11-19 to 2026-02-09 · 1,092 mi
G4639 covers more than one route in the data window — the stats below are for BIS → AZA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
74%
Median delay
-9 min
90th percentile
+79 min
Cancellation rate
0%
How often is G4639 on time?
Across 50 flights on BIS → AZA from 2025-11-19 to 2026-02-09, G4639 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +79 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 | 37 | 74% |
| 16-30 min | 0 | 0% |
| 31-60 min | 7 | 14% |
| 61-120 min | 2 | 4% |
| 2+ hrs | 4 | 8% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 7 | 57% | +152 min |
| 2025-12 | 15 | 73% | +19 min |
| 2026-01 | 21 | 71% | +12 min |
| 2026-02 | 7 | 100% | -12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 11 | 73% |
| Tue | No data | — |
| Wed | 10 | 80% |
| Thu | 6 | 67% |
| Fri | 12 | 67% |
| Sat | 2 | 50% |
| Sun | 9 | 89% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…