LAS to RAP flight delays & on-time performance
Nonstop flights from Harry Reid International Airport to Rapid City Regional Airport · 843 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LAS or RAP right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Las Vegas (LAS) to Rapid City (RAP) arrived on time 71% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0% were cancelled, and 7% arrived an hour or more late.
- Allegiant Air is the only airline reporting nonstop flights on this route.
- Departures scheduled around 6pm did best (72% on time); around 1pm did worst (67%).
- Sunday was the most reliable day to fly (71% on time) and Thursday the least (67%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (42%).
Which airline is most on time from LAS to RAP?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Allegiant Air | 71% | 0.0% | 16 min | 7.3% | 111 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 1pm67%44 flights
- 5pm68%28 flights
- 6pm72%18 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday67%0.0% cancelled
- Tuesday100%0.0% cancelled
- Wednesday100%0.0% cancelled
- Thursday67%0.0% cancelled
- Friday100%0.0% cancelled
- Saturday67%0.0% cancelled
- Sunday71%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)42%
- Late-arriving aircraft30%
- Air traffic control & airport congestion18%
- Extreme weather8%
- Security2%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
LAS to RAP: common questions
- How often are LAS to RAP flights on time?
- 71% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Las Vegas to Rapid City cancelled?
- 0.0% of scheduled flights were cancelled (0 of 111).
- How long are typical delays?
- Across all flights the average arrival delay was 16 min (early arrivals count as zero). Flights that were late arrived 51 min behind schedule on average, and 7.3% of flights were an hour or more late.
- How long is taxi time at LAS?
- Flights on this route spent 22 min taxiing from the gate to takeoff on average.
Related routes
Return trip: RAP to LAS — 65% on time
More flights from Las Vegas
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LAS → RAP, nonstop flights by US airlines that report to the DOT. How we calculate this.