Route Reliability
Denver → Indianapolis
DEN–IND · 976 miles · Denver International Airport to Indianapolis International Airport
- 76%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 0.4%
- Cancelled
- 2,561
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Frontier Airlines83%285 flights
- 2.United Airlines81%861 flights
- 3.Southwest Airlines71%1,415 flights
What the data says
Morning-you made the right choice.
DEN–IND flights departing between 3–6 AM arrived on time 98% of the time, versus 62% between 6–9 PM.
Friday is doing you no favors.
DEN–IND flights arrived on time 80% of the time on Wednesdays. On Fridays: 72%.
Frontier Airlines runs this route best.
Frontier Airlines arrived on time 83% of the time on this route; Southwest Airlines managed 71%.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon74%(378 flights)
- Tue77%(315 flights)
- Wed80%(325 flights)
- Thu74%(387 flights)
- Fri72%(388 flights)
- Sat79%(335 flights)
- Sun74%(421 flights)
- 3–6 AM98%(47 flights)
- 6–9 AM89%(311 flights)
- 9 AM–12 PM86%(582 flights)
- 12–3 PM74%(509 flights)
- 3–6 PM68%(678 flights)
- 6–9 PM62%(405 flights)
- 9 PM–12 AM65%(17 flights)
Jun 63% → May 79% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 63% | 253 |
| July 2025 | 61% | 287 |
| August 2025 | 64% | 240 |
| September 2025 | 77% | 212 |
| October 2025 | 82% | 228 |
| November 2025 | 86% | 189 |
| December 2025 | 77% | 190 |
| January 2026 | 86% | 173 |
| February 2026 | 84% | 159 |
| March 2026 | 78% | 209 |
| April 2026 | 84% | 194 |
| May 2026 | 79% | 215 |
Keep nerding
Based on 2,561 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.