Denver (DEN) to Tulsa (TUL) flights
SkyWest Airlines, Southwest Airlines, United Airlines fly nonstop from Denver International Airport to Tulsa International Airport, with about 52 flights a week in July 2026. The 541-mile flight takes about 1h 38m gate to gate.
- Distance
- 541 mi · 871 km
- Flight time
- 1h 38m
- Airlines
- 3
- Seats filled
- 77%
Airlines flying DEN to TUL
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 26 | Embraer E175, Bombardier CRJ700, Bombardier CRJ550 | 70,171 | 1h 44m |
| Southwest Airlines | 20 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 102,628 | 1h 31m |
| United Airlines | 7 | Airbus A319, Boeing 737-900ER, Airbus A320-100/200 | 38,888 | 1h 39m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A320neo, Airbus A321 | 5,158 | 1h 35m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DEN to TUL flight schedule
10 flight numbers flew this route in August 2026, 7 of them almost daily. The first usually leaves at 10:03am and the last at 8:59pm. 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 5315United Airlines · operated by SkyWest Airlines | 10:03am | 12:59pm | 31 | 88% |
| WN 194Southwest Airlines | 11:00am | 1:35pm | 24 | 92% |
| WN 3539Southwest Airlines | 11:10am | 1:45pm | 4 | n/a |
| UA 5311United Airlines · operated by SkyWest Airlines | 1:44pm | 4:33pm | 31 | 89% |
| UA 5280United Airlines · operated by SkyWest Airlines | 3:35pm | 6:24pm | 7 | 88% |
| UA 5484United Airlines · operated by SkyWest Airlines | 3:35pm | 6:24pm | 15 | 93% |
| WN 1706Southwest Airlines | 3:45pm | 6:20pm | 20 | 55% |
| UA 1937United Airlines | 5:58pm | 8:44pm | 31 | 77% |
| WN 3112Southwest Airlines | 6:45pm | 9:20pm | 24 | 39% |
| UA 4712United Airlines · operated by SkyWest Airlines | 8:59pm | 11:45pm | 31 | 78% |
Is DEN to TUL on time?
From September 2025 to August 2026, 78% of 2,475 flights arrived within 15 minutes of schedule and 1% were cancelled. Flights leaving around 9am were the most punctual (87%), those around 5pm the least (71%). Most delay time was caused by late-arriving aircraft (49%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,538 | 84% | 12 min | 0.8% |
| Southwest Airlines | 894 | 66% | 20 min | 1.3% |
| Frontier Airlines | 43 | 77% | 18 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
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 9am to 10am | 205 | 87% | |
| 10am to 11am | 373 | 85% | |
| 11am to 12pm | 73 | 76% | |
| 1pm to 2pm | 401 | 87% | |
| 3pm to 4pm | 172 | 79% | |
| 4pm to 5pm | 86 | 62% | |
| 5pm to 6pm | 346 | 71% | |
| 6pm to 7pm | 206 | 72% | |
| 7pm to 8pm | 120 | 45% | |
| 8pm to 9pm | 438 | 76% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 204 | 19,442 | |
| September 2025 | 197 | 19,084 | |
| October 2025 | 204 | 20,370 | |
| November 2025 | 199 | 17,016 | |
| December 2025 | 203 | 16,243 | |
| January 2026 | 187 | 15,064 | |
| February 2026 | 182 | 14,576 | |
| March 2026 | 199 | 17,724 | |
| April 2026 | 189 | 15,076 | |
| May 2026 | 211 | 17,676 | |
| June 2026 | 227 | 22,013 | |
| July 2026 | 232 | 22,650 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.