Patrick Leahy Burlington International (BTV) Delays and On-Time Departures
Burlington, VT · ranked 215th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
79.2% of the 6,084 flights scheduled to depart Burlington (BTV) in the last 12 months left on time, 1.7 points above the US average of 77.4%.
That ranks 215th of 333 US airports tracked on this site, with 2.9% of departures cancelled.
Delta Air Lines was the most punctual airline here, with 87.4% of departures on time.
September has been the best month (87% on time) and Sunday the weakest day of the week (79%).
Best time of day to fly out of Burlington (BTV)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 89.8% | 3.5% | 1,779 |
| 6am–7am | 89.2% | 2.8% | 2,720 |
| 7am–8am | 92.0% | 3.0% | 823 |
| 8am–9am | 88.1% | 1.9% | 103 |
| 9am–10am | 91.9% | 1.2% | 163 |
| 10am–11am | 90.0% | 1.0% | 814 |
| 11am–12pm | 86.0% | 1.7% | 653 |
| 12pm–1pm | 79.0% | 1.9% | 1,570 |
| 1pm–2pm | 82.6% | 2.0% | 504 |
| 2pm–3pm | 74.1% | 2.4% | 705 |
| 3pm–4pm | 73.2% | 1.6% | 608 |
| 4pm–5pm | 72.8% | 2.6% | 1,448 |
| 5pm–6pm | 66.3% | 4.5% | 1,296 |
| 6pm–7pm | 61.1% | 8.3% | 387 |
| 7pm–8pm | 64.8% | 4.7% | 429 |
| 8pm–9pm | Limited data | 13 | |
Airlines at BTV ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| Delta Air Lines | 87.4% | 85.4% | 2.3% | 397 |
| Republic Airways | 87.1% | 83.6% | 2.7% | 1,095 |
| United Airlines | 82.2% | 71.1% | 1.0% | 1,005 |
| PSA Airlines | 75.5% | 73.0% | 4.2% | 2,249 |
| SkyWest Airlines | 74.1% | 66.5% | 2.9% | 819 |
| American Airlines | 73.7% | 68.8% | 1.6% | 440 |
| Envoy Air | 72.3% | 64.6% | 1.5% | 66 |
| Frontier Airlines | Limited data | 13 | ||
80%+ good 70–79.9% fair <70% poor
Best day to fly out of BTV
On-time departures by day, 24 months.
Best month to fly out of BTV
On-time departures by month, 24 months.
Holiday travel at Burlington (BTV)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 80.3% | -3.2 pts | 0.9% | 230 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.8% | -7.8 pts | 1.3% | 544 |
| Summer peak (Jun 15 - Aug 15) | 72.1% | -11.5 pts | 6.7% | 2,567 |
| All other days | 83.6% | — | 2.0% | 10,674 |
Monthly on-time departure trend at BTV
On-time departure % each month, with the 12-month US average for reference.
Routes from Burlington (BTV)
Every route from BTV with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| BTV → Chicago (ORD) | 68.1% | 1.9% | 1,248 |
| BTV → Washington (DCA) | 65.7% | 4.3% | 1,143 |
| BTV → Philadelphia (PHL) | 76.6% | 4.1% | 1,117 |
| BTV → Charlotte (CLT) | 79.7% | 2.5% | 644 |
| BTV → Newark (EWR) | 81.6% | 3.2% | 592 |
| BTV → Atlanta (ATL) | 85.2% | 2.3% | 391 |
| BTV → Detroit (DTW) | 69.6% | 2.4% | 338 |
| BTV → Washington (IAD) | 88.4% | 1.0% | 313 |
| BTV → Denver (DEN) | 66.2% | 0.0% | 219 |