Route Reliability
Denver → Santa Ana
DEN–SNA · 846 miles · Denver International Airport to John Wayne Airport
- 81%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0.4%
- Cancelled
- 3,708
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Frontier Airlines87%303 flights
- 2.United Airlines86%1,870 flights
- 3.Southwest Airlines75%1,535 flights
What the data says
Morning flights do better here.
DEN–SNA flights departing between 6–9 AM arrived on time 91% of the time, versus 73% between 6–9 PM.
Thursday is the weak spot.
DEN–SNA flights arrived on time 86% of the time on Saturdays. On Thursdays: 78%.
Frontier Airlines runs this route best.
Frontier Airlines arrived on time 87% of the time on this route; Southwest Airlines managed 75%.
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
- Mon78%(565 flights)
- Tue83%(495 flights)
- Wed84%(498 flights)
- Thu78%(559 flights)
- Fri81%(570 flights)
- Sat86%(416 flights)
- Sun81%(580 flights)
- 6–9 AM91%(698 flights)
- 9 AM–12 PM86%(887 flights)
- 12–3 PM82%(508 flights)
- 3–6 PM77%(551 flights)
- 6–9 PM73%(1039 flights)
Jun 72% → May 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 72% | 338 |
| July 2025 | 67% | 341 |
| August 2025 | 79% | 304 |
| September 2025 | 82% | 313 |
| October 2025 | 83% | 332 |
| November 2025 | 89% | 297 |
| December 2025 | 80% | 312 |
| January 2026 | 89% | 275 |
| February 2026 | 88% | 255 |
| March 2026 | 86% | 300 |
| April 2026 | 84% | 297 |
| May 2026 | 83% | 319 |
Same trip, other airports
Keep nerding
Based on 3,708 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.