DEN (Denver) to RAP (Rapid City) flights arrive on time 78% of the time. The most reliable airline on this route is SkyWest Airlines at 79%. The average delay is 71 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated May 2026.DEN → RAP
DEN (Denver) to RAP (Rapid City)
DEN → RAP on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is on time most of the time. About 78% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Airlines are roughly equal on this route — SkyWest Airlines leads slightly at 79% vs United Airlines at 78%.
Airline Comparison
SkyWest Airlines leads at 79% on time; United Airlines trails at 78%.
Accurate?
Good to know
Departing from DEN
78% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. DEN has long runway queues.
TSA is currently ~13 min. Best time: 4 AM (about 5 min).
Arriving at RAP
81% on timeWhen flights into RAP are late, the average delay is 78 minutes. Build buffer if you have ground plans.
If connecting at RAP: TSA is ~15 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.