Flight OddsUA4236 BTV → IAD
United Airlines · Burlington, VT to Washington, DC · 9 flights observed, 2026-04-01 to 2026-04-29 · 441 mi
UA4236 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
89%
Median delay
-15 min
90th percentile
+173 min
Cancellation rate
0%
How often is UA4236 on time?
Across 9 flights on BTV → IAD from 2026-04-01 to 2026-04-29, UA4236 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +173 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 | 8 | 89% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 11% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 9 | 89% | +82 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | 4 | 75% |
| Wed | 5 | 100% |
| Thu | No data | — |
| Fri | No data | — |
| Sat | No data | — |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…