Route
DEN → RNO
Denver International Airport Reno Tahoe International Airport
How punctual is this route?
- On-time arrivals
- 74.5%
- Less than 15 minutes late
- Cancelled
- 0.3%
- Of scheduled flights
- Average delay when late
- 65 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,439
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 58%
- Airline (crew, maintenance, cleaning) 32%
- Air traffic control & airport 9%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 79.4% | 248 |
| October 2025 | 80.5% | 231 |
| November 2025 | 87.5% | 185 |
| December 2025 | 76.0% | 199 |
| January 2026 | 85.7% | 189 |
| February 2026 | 80.7% | 178 |
| March 2026 | 75.1% | 199 |
| April 2026 | 77.7% | 179 |
| May 2026 | 65.3% | 193 |
| June 2026 | 59.5% | 201 |
| July 2026 | 68.0% | 208 |
| August 2026 | 60.8% | 229 |
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 | 1,292 | 77.2% | 0.2% | 70 min |
| Southwest Airlines | 1,080 | 70.4% | 0.6% | 58 min |
| Frontier Airlines | 41 | 82.9% | 0.0% | 75 min |
| SkyWest Airlines | 26 | 96.2% | 0.0% | 629 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA2167
15% late · 364 flights
-
UA719
33% late · 364 flights
-
UA1604
17% late · 362 flights
-
UA2852
34% late · 137 flights
-
WN2689
18% late · 60 flights
-
WN2043
59% late · 58 flights
-
WN4710
17% late · 58 flights
-
WN1658
9% late · 57 flights
-
WN4291
2% late · 55 flights
-
WN1696
55% late · 52 flights
-
WN433
55% late · 49 flights
-
WN1707
20% late · 46 flights
-
WN3509
16% late · 45 flights
-
WN3327
15% late · 42 flights
-
F92789
17% late · 41 flights
-
WN4136
40% late · 36 flights
-
WN2737
48% late · 33 flights
-
WN1753
39% late · 31 flights
-
WN2616
6% late · 31 flights
-
WN2652
45% late · 31 flights
-
WN3336
11% late · 28 flights
-
UA1186
12% late · 24 flights
-
OO5444
0% late · 23 flights
-
WN4588
26% late · 23 flights
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