Flight OddsUA1392 IAD → BOS
United Airlines · Washington, DC to Boston, MA · 118 flights observed, 2026-03-05 to 2026-06-30 · 412 mi
UA1392 covers more than one route in the data window — the stats below are for IAD → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-9 min
90th percentile
+27 min
Cancellation rate
0%
How often is UA1392 on time?
Across 118 flights on IAD → BOS from 2026-03-05 to 2026-06-30, UA1392 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +27 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 | 100 | 85% |
| 16-30 min | 8 | 7% |
| 31-60 min | 7 | 6% |
| 61-120 min | 2 | 2% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 27 | 81% | +12 min |
| 2026-04 | 30 | 90% | -8 min |
| 2026-05 | 31 | 77% | -1 min |
| 2026-06 | 30 | 90% | -8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 17 | 76% |
| Tue | 17 | 76% |
| Wed | 16 | 88% |
| Thu | 17 | 71% |
| Fri | 17 | 88% |
| Sat | 17 | 100% |
| Sun | 17 | 94% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…