Flight OddsAA1637 IAD → CLT
American Airlines · Washington, DC to Charlotte, NC · 31 flights observed, 2025-11-02 to 2025-12-02 · 322 mi
AA1637 covers more than one route in the data window — the stats below are for IAD → CLT, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
97%
Median delay
-5 min
90th percentile
+8 min
Cancellation rate
0%
How often is AA1637 on time?
Across 31 flights on IAD → CLT from 2025-11-02 to 2025-12-02, AA1637 arrived within 15 minutes of schedule 97% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +8 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 | 30 | 97% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 29 | 97% | -2 min |
| 2025-12 | 2 | 100% | 0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 100% |
| Tue | 5 | 100% |
| Wed | 4 | 100% |
| Thu | 4 | 100% |
| Fri | 4 | 100% |
| Sat | 4 | 75% |
| Sun | 5 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…