Denver (DEN) to Burlington (BTV) flights
United Airlines flies nonstop from Denver International Airport to Patrick Leahy Burlington International Airport, with about 7 flights a week in July 2026. The 1,639-mile flight takes about 3h 42m gate to gate.
- Distance
- 1,639 mi · 2,638 km
- Flight time
- 3h 42m
- Airlines
- 1
- Seats filled
- 88%
Airlines flying DEN to BTV
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 7 | Boeing 737-800, Boeing 737 MAX 9, Boeing 737-900ER | 32,846 | 3h 42m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DEN to BTV flight schedule
2 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 9:47am and the last at 9:55am. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| UA 2185United Airlines | 9:47am | 3:31pm | 21 | 95% |
| UA 2418United Airlines | 9:55am | 3:36pm | 10 | 75% |
Is DEN to BTV on time?
From September 2025 to August 2026, 81% of 216 flights arrived within 15 minutes of schedule and 0% were cancelled. Flights leaving around 9am were the most punctual (85%), those around 10am the least (69%). Most delay time was caused by air traffic control and airport congestion (48%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 216 | 81% | 8 min | 0% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 34 | 5,602 | |
| September 2025 | 30 | 4,781 | |
| October 2025 | 31 | 4,680 | |
| November 2025 | 30 | 3,929 | |
| December 2025 | 1 | 165 | |
| April 2026 | 1 | 164 | |
| May 2026 | 31 | 4,265 | |
| June 2026 | 30 | 4,611 | |
| July 2026 | 31 | 4,649 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.