FlightRecord

Denver (DEN) to Reno (RNO): On-Time Performance

Data through May 2026

The calendar drives reliability on DEN–RNO. October 2024 flights landed on schedule 89% of the time, but July 2025 dropped to 60% — a gap of 29 points. Across the full period the route averages 75% on-time against a national 78%. Morning departures also hold up better than evening ones (85% vs 66%), which matters most in the rough months.

On-time
75%
arrived <15 min late
Avg delay
15 min
completed flights
Cancelled
0.5%
Flights/day
7.0
last 12 months
Duration
2h 23m
scheduled
Distance
804 mi

Best airline from DEN to RNO

3 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Frontier Airlinesmost reliable85%8 min0.0%108
United Airlines77%15 min0.5%2,801
Southwest Airlines72%15 min0.6%2,183

Monthly on-time trend

Monthly on-time percentage for DEN to RNO flights50%75%100%June 2024: 67% on-time (214 flights)67Jun 2024July 2024: 72% on-time (219 flights)72August 2024: 66% on-time (230 flights)66September 2024: 86% on-time (232 flights)86Sep 2024October 2024: 89% on-time (202 flights)89November 2024: 81% on-time (194 flights)81December 2024: 83% on-time (196 flights)83Dec 2024January 2025: 75% on-time (195 flights)75February 2025: 70% on-time (182 flights)70March 2025: 77% on-time (222 flights)77Mar 2025April 2025: 84% on-time (222 flights)84May 2025: 73% on-time (239 flights)73June 2025: 66% on-time (253 flights)66Jun 2025July 2025: 60% on-time (258 flights)60August 2025: 67% on-time (259 flights)67September 2025: 79% on-time (248 flights)79Sep 2025October 2025: 81% on-time (231 flights)81November 2025: 88% on-time (185 flights)88December 2025: 75% on-time (199 flights)75Dec 2025January 2026: 86% on-time (189 flights)86February 2026: 80% on-time (178 flights)80March 2026: 75% on-time (199 flights)75Mar 2026April 2026: 78% on-time (179 flights)78May 2026: 65% on-time (193 flights)65

Best time to fly from DEN to RNO

Aim for departures around 8 a.m. (88% on-time); avoid 6 p.m. departures (47%).

On-time percentage by scheduled departure hour, DEN to RNO7 a.m.: 82% on-time (107 flights)78 a.m.: 88% on-time (460 flights)89 a.m.: 88% on-time (320 flights)910 a.m.: 80% on-time (91 flights)1011 a.m.: 83% on-time (744 flights)1112 p.m.: 81% on-time (26 flights)121 p.m.: 86% on-time (150 flights)132 p.m.: 78% on-time (146 flights)143 p.m.: 73% on-time (353 flights)154 p.m.: 77% on-time (737 flights)165 p.m.: 54% on-time (82 flights)176 p.m.: 47% on-time (32 flights)187 p.m.: 69% on-time (781 flights)198 p.m.: 69% on-time (285 flights)209 p.m.: 63% on-time (579 flights)2110 p.m.: 64% on-time (225 flights)22scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday77%14 min
Tuesday78%13 min
Wednesdaybest78%14 min
Thursday73%16 min
Friday75%16 min
Saturday75%15 min
Sunday72%17 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft57%
  • Airline operations31%
  • National airspace system10%
  • Weather2%

Frequently asked questions

How often are flights from DEN to RNO delayed?
25% of DEN–RNO flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 15 minutes.
Which airline is most reliable from DEN to RNO?
Frontier Airlines has the best on-time record on this route at 85%, based on 108 flights. 3 airlines flew DEN–RNO frequently enough to compare in this period.
What is the best time of day to fly from DEN to RNO?
Departures around 8 a.m. have the best record (88% on-time), while departures around 6 p.m. have the worst (47%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from DEN to RNO?
The scheduled DEN–RNO flight time averages 2h 23m over 804 miles. Actual arrival times vary — flights on this route land 15+ minutes late 25% of the time.
How often are DEN to RNO flights cancelled?
0.5% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from DEN to RNO?
July 2025 was the roughest month in this dataset, with only 60% of arrivals on time. The best was October 2024 at 89%. If your dates are flexible, that 29-point gap is worth planning around.

Based on 5,118 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.