How often are flights delayed at RIW?

14% of departures from Central Wyoming Regional Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 23 minutes. The national on-time average over the same period was 78%.

How often are flights cancelled at RIW?

0.7% of scheduled departures from RIW were cancelled in this period, compared with a national rate of 1.6%.

Central Wyoming Regional Airport (RIW): Delays & On-Time Performance

Data through May 2026

Central Wyoming Regional Airport (RIW) runs noticeably smoother than most US airports: 87% of its ~2 daily departures leave on time, 9 points above the national average, with an average departure delay of just 23 minutes. 1 airlines fly from Riverton/Lander, WY to 2 destinations.

Departures on-time: 87%; left <15 min late
Avg dep delay: 23 min
Arrivals on-time: 81%
Cancelled: 0.7%
Destinations: 2; nonstop
Airlines: 1

Monthly on-time trend

Best time of day to depart from RIW

Busiest routes from RIW

Route	Flights/12mo	On-time	Avg delay
RIW → DEN	728	83%	24 min

Frequently asked questions

How often are flights delayed at RIW?: 14% of departures from Central Wyoming Regional Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 23 minutes. The national on-time average over the same period was 78%.
How often are flights cancelled at RIW?: 0.7% of scheduled departures from RIW were cancelled in this period, compared with a national rate of 1.6%.

Popular route pages from this airport

How often is RIW to DEN on time?

Based on 1,458 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.