Route
TUL → DEN
Tulsa International Airport Denver International Airport
How punctual is this route?
- On-time arrivals
- 80.4%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 74 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,474
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 34%
- Airline (crew, maintenance, cleaning) 30%
- Late-arriving aircraft 24%
- Extreme weather 12%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 83.8% | 197 |
| October 2025 | 79.0% | 205 |
| November 2025 | 87.4% | 200 |
| December 2025 | 82.7% | 203 |
| January 2026 | 89.8% | 199 |
| February 2026 | 84.7% | 184 |
| March 2026 | 83.0% | 197 |
| April 2026 | 78.0% | 188 |
| May 2026 | 79.4% | 210 |
| June 2026 | 73.2% | 228 |
| July 2026 | 76.6% | 236 |
| August 2026 | 70.9% | 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 | 1,173 | 79.9% | 0.9% | 86 min |
| Southwest Airlines | 894 | 82.8% | 1.0% | 70 min |
| United Airlines | 365 | 76.9% | 1.6% | 50 min |
| Frontier Airlines | 42 | 73.8% | 0.0% | 67 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO5667
6% late · 361 flights
-
OO5914
35% late · 360 flights
-
OO5276
15% late · 333 flights
-
UA1029
28% late · 81 flights
-
WN1676
3% late · 61 flights
-
WN1596
11% late · 58 flights
-
OO6032
26% late · 57 flights
-
UA513
13% late · 57 flights
-
WN4621
15% late · 48 flights
-
WN2337
2% late · 47 flights
-
WN4333
62% late · 43 flights
-
F91587
26% late · 42 flights
-
WN2321
8% late · 41 flights
-
WN1544
10% late · 40 flights
-
UA1379
28% late · 36 flights
-
WN420
8% late · 36 flights
-
WN3120
9% late · 33 flights
-
WN887
21% late · 33 flights
-
UA789
29% late · 31 flights
-
WN1713
42% late · 31 flights
-
WN2728
3% late · 31 flights
-
WN3875
0% late · 31 flights
-
OO5821
29% late · 29 flights
-
WN690
22% late · 27 flights
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