Flight OddsUA632 ATL → IAD
United Airlines · Atlanta, GA to Washington, DC · 318 flights observed, 2025-07-01 to 2026-06-30 · 534 mi
UA632 covers more than one route in the data window — the stats below are for ATL → IAD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
87%
Median delay
-8 min
90th percentile
+22 min
Cancellation rate
1%
How often is UA632 on time?
Across 318 flights on ATL → IAD from 2025-07-01 to 2026-06-30, UA632 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +22 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 | 273 | 87% |
| 16-30 min | 18 | 6% |
| 31-60 min | 13 | 4% |
| 61-120 min | 7 | 2% |
| 2+ hrs | 4 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 71% | +10 min |
| 2025-08 | 31 | 94% | -12 min |
| 2025-09 | 30 | 97% | -6 min |
| 2025-10 | 31 | 90% | -6 min |
| 2025-11 | 29 | 76% | +8 min |
| 2025-12 | 25 | 92% | -2 min |
| 2026-01 | 20 | 75% | -1 min |
| 2026-02 | 18 | 89% | +5 min |
| 2026-03 | 28 | 82% | +2 min |
| 2026-04 | 30 | 97% | -5 min |
| 2026-05 | 25 | 80% | +13 min |
| 2026-06 | 17 | 100% | -12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 46 | 87% |
| Tue | 41 | 93% |
| Wed | 35 | 91% |
| Thu | 46 | 80% |
| Fri | 51 | 88% |
| Sat | 46 | 85% |
| Sun | 50 | 84% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…