BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
DENCID

Denver, CO (DEN) to Cedar Rapids/Iowa City, IA (CID) flight delay odds

Historically, 78.4% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,104 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
78.4%arrived on time
14.2%30+ min late
0.8%cancelled
1,104scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.3%all scheduled flights
120+ minutes late2.9%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+8.7 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Late morning40383.6%10.2%0.5%
Afternoon30980.9%13.6%1.0%
Evening39271.2%18.9%1.0%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday16979.3%13.6%1.2%
Tuesday14081.4%12.9%0.0%
Wednesday14281.0%11.3%0.7%
Thursday18176.2%16.0%1.7%
Friday16678.3%16.9%0.0%
Saturday12577.6%13.6%1.6%
Sunday18176.2%14.4%0.6%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines72877.3%14.7%0.7%
SkyWest Airlines20781.6%11.6%1.0%
Frontier Airlines16979.3%15.4%1.2%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202510662.3%26.4%1.9%
August 202510271.6%17.6%1.0%
September 20259875.5%18.4%0.0%
October 202510289.2%5.9%0.0%
November 20259787.6%6.2%2.1%
December 20257569.3%18.7%1.3%
January 20266981.2%11.6%0.0%
February 20266379.4%14.3%0.0%
March 20268077.5%18.8%2.5%
April 20267784.4%10.4%0.0%
May 202610985.3%8.3%0.0%
June 202612678.6%14.3%0.8%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline34.5%
Late aircraft43.0%
National airspace14.2%
Weather8.3%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.