Rapid City Regional (RAP) Delays and On-Time Departures
Rapid City, SD · ranked 110th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Rapid City (RAP) had 5,669 scheduled departures and 82.3% of them left on time (US average 77.4%).
That ranks 110th of 333 US airports tracked on this site, with 1.2% of departures cancelled.
United Airlines was the most punctual airline here, with 84.2% of departures on time.
October has been the best month (90% on time) and Saturday the weakest day of the week (80%).
Best time of day to fly out of Rapid City (RAP)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 2am–3am | Limited data | 1 | |
| 5am–6am | 91.1% | 0.4% | 1,288 |
| 6am–7am | 92.1% | 1.4% | 665 |
| 7am–8am | 86.5% | 1.1% | 729 |
| 8am–9am | 83.8% | 1.0% | 597 |
| 9am–10am | 84.1% | 1.4% | 351 |
| 10am–11am | 87.8% | 1.0% | 781 |
| 11am–12pm | 81.0% | 1.0% | 1,268 |
| 12pm–1pm | 80.0% | 1.3% | 1,282 |
| 1pm–2pm | 81.4% | 1.2% | 861 |
| 2pm–3pm | 83.2% | 1.8% | 488 |
| 3pm–4pm | 75.3% | 1.9% | 752 |
| 4pm–5pm | 74.5% | 1.9% | 1,080 |
| 5pm–6pm | 71.9% | 1.9% | 642 |
| 6pm–7pm | 73.6% | 2.5% | 241 |
| 7pm–8pm | 81.8% | 1.8% | 56 |
| 8pm–9pm | 74.4% | 0.0% | 39 |
| 9pm–10pm | 68.3% | 0.0% | 101 |
| 10pm–11pm | 68.2% | 0.0% | 66 |
Airlines at RAP ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| United Airlines | 84.2% | 81.6% | 1.0% | 937 |
| SkyWest Airlines | 83.1% | 79.5% | 1.2% | 2,899 |
| Envoy Air | 82.2% | 81.5% | 1.6% | 1,399 |
| Allegiant Air | 74.6% | 71.0% | 0.0% | 338 |
| PSA Airlines | 63.6% | 69.8% | 7.0% | 71 |
| American Airlines | Limited data | 2 | ||
| Delta Air Lines | Limited data | 23 | ||
80%+ good 70–79.9% fair <70% poor
Best day to fly out of RAP
On-time departures by day, 24 months.
Best month to fly out of RAP
On-time departures by month, 24 months.
Holiday travel at Rapid City (RAP)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 79.3% | -4.8 pts | 0.5% | 189 |
| Christmas & New Year (Dec 20 - Jan 3) | 79.8% | -4.3 pts | 0.0% | 376 |
| Summer peak (Jun 15 - Aug 15) | 76.3% | -7.8 pts | 0.9% | 2,624 |
| All other days | 84.1% | — | 1.4% | 8,099 |
Monthly on-time departure trend at RAP
On-time departure % each month, with the 12-month US average for reference.
Routes from Rapid City (RAP)
Every route from RAP with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| RAP → Denver (DEN) | 80.1% | 1.1% | 2,867 |
| RAP → Dallas/Fort Worth (DFW) | 83.3% | 1.9% | 1,006 |
| RAP → Chicago (ORD) | 72.9% | 1.7% | 692 |
| RAP → Minneapolis (MSP) | 85.8% | 0.6% | 537 |
| RAP → Phoenix (AZA) | 76.0% | 0.0% | 197 |