Route
DEN → TUL
Denver International Airport Tulsa International Airport
How punctual is this route?
- On-time arrivals
- 77.6%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,475
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 51%
- Airline (crew, maintenance, cleaning) 30%
- Air traffic control & airport 13%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 77.7% | 197 |
| October 2025 | 80.9% | 205 |
| November 2025 | 83.9% | 200 |
| December 2025 | 75.2% | 203 |
| January 2026 | 86.6% | 198 |
| February 2026 | 83.5% | 183 |
| March 2026 | 79.7% | 200 |
| April 2026 | 83.5% | 188 |
| May 2026 | 73.8% | 210 |
| June 2026 | 68.7% | 228 |
| July 2026 | 73.2% | 236 |
| August 2026 | 68.6% | 227 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| SkyWest Airlines | 1,172 | 86.1% | 0.7% | 70 min |
| Southwest Airlines | 894 | 66.3% | 1.3% | 60 min |
| United Airlines | 366 | 77.6% | 1.4% | 81 min |
| Frontier Airlines | 43 | 76.7% | 0.0% | 76 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO5315
12% late · 362 flights
-
OO5311
11% late · 361 flights
-
UA1937
23% late · 286 flights
-
OO4712
22% late · 235 flights
-
OO5706
15% late · 71 flights
-
WN4635
50% late · 61 flights
-
OO5280
12% late · 57 flights
-
WN2784
40% late · 57 flights
-
OO5302
13% late · 55 flights
-
WN1666
25% late · 50 flights
-
WN2177
28% late · 46 flights
-
F91588
23% late · 43 flights
-
WN1764
61% late · 42 flights
-
WN1182
26% late · 39 flights
-
WN1762
20% late · 35 flights
-
WN2446
27% late · 33 flights
-
WN2828
48% late · 33 flights
-
WN3630
27% late · 33 flights
-
UA1186
10% late · 31 flights
-
WN2700
42% late · 31 flights
-
WN3011
39% late · 31 flights
-
WN1665
32% late · 29 flights
-
WN2155
0% late · 27 flights
-
WN1758
38% late · 24 flights
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