Denver (DEN) to Appleton (ATW) flights
United Airlines, Allegiant Air fly nonstop from Denver International Airport to Appleton International Airport, with about 9 flights a week in July 2026. The 883-mile flight takes about 2h 25m gate to gate.
- Distance
- 883 mi · 1,421 km
- Flight time
- 2h 25m
- Airlines
- 2
- Seats filled
- 87%
Airlines flying DEN to ATW
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 7 | Airbus A319, Airbus A320-100/200 | 8,224 | 2h 21m |
| Allegiant Air | 2 | Airbus A320-100/200 | 7,528 | 2h 19m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175, Bombardier CRJ200 | 18,512 | 2h 27m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DEN to ATW flight schedule
3 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 5:32pm and the last at 7:39pm. 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 1788United Airlines | 5:32pm | 8:54pm | 21 | 60% |
| UA 1204United Airlines | 5:40pm | 9:04pm | 10 | 61% |
| G4 1562Allegiant Air | 7:39pm | 11:00pm | 5 | 62% |
Is DEN to ATW on time?
From September 2025 to August 2026, 70% of 410 flights arrived within 15 minutes of schedule and 1% were cancelled. Flights leaving around 5pm were the most punctual (70%), those around 7pm the least (59%). Most delay time was caused by late-arriving aircraft (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 364 | 70% | 17 min | 1.1% |
| Allegiant Air | 46 | 63% | 38 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 | 41 | 3,596 | |
| September 2025 | 38 | 3,232 | |
| October 2025 | 39 | 3,365 | |
| November 2025 | 28 | 1,738 | |
| December 2025 | 31 | 1,988 | |
| January 2026 | 31 | 2,016 | |
| February 2026 | 28 | 1,778 | |
| March 2026 | 27 | 1,597 | |
| April 2026 | 31 | 2,011 | |
| May 2026 | 35 | 2,975 | |
| June 2026 | 39 | 4,865 | |
| July 2026 | 40 | 5,103 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.