UA536
UA536 (United Airlines) is a multi-stop service on 6 routes, busiest Boston to Houston. Of 149 departures recorded from October 2024 to May 2026, 85.2% left on time, according to the US BTS.
- On-time departures85.2%of 149 flights
- Average delay6.7 min
- May 202620
- Cancelled0.0%
- Legs flown under this number6
Recorded departures by month
Short series — UA536 has only 6 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods5 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 1 | – |
| May | – | 20 | – |
| June | – | – | – |
| July | – | – | – |
| August | 36 | – | – |
| September | 52 | – | – |
| October | 25 | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → May 2026
On-time departures by month
Short series — UA536 has only 6 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods5 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 100.0% | – |
| May | – | 100.0% | – |
| June | – | – | – |
| July | – | – | – |
| August | 80.6% | – | – |
| September | 86.5% | – | – |
| October | 72.0% | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → May 2026
Average departure delay by month
Short series — UA536 has only 6 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · October 2024 → May 2026
Cancelled departures by month
Short series — UA536 has only 6 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods5 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | – | – | – |
| July | – | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → May 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 100.0% 149
- Cancelled 0.0% 0
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → May 20, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BOS IAH Boston Logan International Airport – George Bush Intercontinental Airport | 2,567 | 3.8 min | 91.9% | 37 |
| ORD BOS Chicago O'Hare International Airport – Boston Logan International Airport | 1,391 | 5.9 min | 83.9% | 31 |
| CID DEN The Eastern Iowa Airport – Denver International Airport | 1,112 | 19.7 min | 74.2% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 15 | 15 | 93.3% | 0 |
| August 2025 | 36 | 36 | 80.6% | 0 |
| September 2025 | 52 | 52 | 86.5% | 0 |
| October 2025 | 25 | 25 | 72.0% | 0 |
| April 2026 | 1 | 1 | 100.0% | 0 |
| May 2026 | 20 | 20 | 100.0% | 0 |