Flight OddsUA3440 BTV → IAD
United Airlines · Burlington, VT to Washington, DC · 59 flights observed, 2025-08-20 to 2025-10-25 · 441 mi
UA3440 covers more than one route in the data window — the stats below are for BTV → IAD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
90%
Median delay
-9 min
90th percentile
+9 min
Cancellation rate
0%
How often is UA3440 on time?
Across 59 flights on BTV → IAD from 2025-08-20 to 2025-10-25, UA3440 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +9 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 | 53 | 90% |
| 16-30 min | 5 | 8% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 12 | 100% | -9 min |
| 2025-09 | 29 | 93% | -3 min |
| 2025-10 | 18 | 78% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 89% |
| Tue | 5 | 80% |
| Wed | 6 | 100% |
| Thu | 10 | 100% |
| Fri | 10 | 80% |
| Sat | 10 | 100% |
| Sun | 9 | 78% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…