Route
PIT → DEN
Pittsburgh International Airport Denver International Airport
How punctual is this route?
- On-time arrivals
- 80.8%
- Less than 15 minutes late
- Cancelled
- 0.7%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,623
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 35%
- Late-arriving aircraft 29%
- Airline (crew, maintenance, cleaning) 29%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.2% | 167 |
| October 2025 | 89.8% | 178 |
| November 2025 | 93.7% | 158 |
| December 2025 | 73.2% | 139 |
| January 2026 | 79.6% | 106 |
| February 2026 | 83.7% | 92 |
| March 2026 | 81.2% | 121 |
| April 2026 | 92.3% | 117 |
| May 2026 | 78.0% | 119 |
| June 2026 | 69.1% | 139 |
| July 2026 | 74.5% | 146 |
| August 2026 | 65.2% | 141 |
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 |
|---|---|---|---|---|
| United Airlines | 820 | 86.4% | 0.7% | 85 min |
| Southwest Airlines | 768 | 74.6% | 0.8% | 62 min |
| Frontier Airlines | 35 | 85.7% | 0.0% | 71 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA1765
7% late · 328 flights
-
UA2028
11% late · 168 flights
-
UA1816
24% late · 98 flights
-
UA594
4% late · 67 flights
-
WN1841
24% late · 63 flights
-
WN2208
33% late · 58 flights
-
WN3368
6% late · 52 flights
-
WN2724
22% late · 47 flights
-
UA1092
33% late · 46 flights
-
WN4072
69% late · 45 flights
-
WN3369
28% late · 43 flights
-
WN1704
5% late · 42 flights
-
WN4159
19% late · 42 flights
-
UA1402
19% late · 37 flights
-
F94373
14% late · 35 flights
-
WN1746
6% late · 33 flights
-
WN2388
10% late · 31 flights
-
WN2929
19% late · 31 flights
-
WN3247
3% late · 31 flights
-
WN1874
14% late · 28 flights
-
WN1648
24% late · 25 flights
-
UA2246
8% late · 24 flights
-
UA667
46% late · 24 flights
-
WN1756
24% late · 21 flights
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