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

Denver, CO (DEN) to Idaho Falls, ID (IDA) flight delay odds

Historically, 79.5% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,737 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
79.5%arrived on time
14.1%30+ min late
0.6%cancelled
1,737scheduled 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 late2.5%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+6.8 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
Early morning36187.3%6.9%0.3%
Late morning36583.3%13.7%0.0%
Afternoon50779.3%14.0%1.0%
Evening36371.6%19.0%0.8%
Night14170.9%21.3%1.4%

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
Monday25081.6%13.2%0.4%
Tuesday24179.3%12.0%0.4%
Wednesday24781.8%13.4%0.0%
Thursday25675.4%15.2%1.2%
Friday24776.1%17.4%1.6%
Saturday23680.1%14.8%0.4%
Sunday26082.3%12.7%0.4%

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
SkyWest Airlines1,53579.6%13.7%0.7%
United Airlines18479.3%16.8%0.0%
Allegiant Air1872.2%22.2%0.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202519265.6%23.4%1.6%
August 202519073.7%18.9%2.1%
September 202516484.8%9.8%0.0%
October 202514687.0%6.2%0.0%
November 202514190.1%6.4%0.0%
December 202513778.8%16.8%0.0%
January 202612982.2%13.2%0.0%
February 202611183.8%11.7%0.0%
March 202612474.2%15.3%3.2%
April 202611983.2%14.3%0.0%
May 202613480.6%11.2%0.0%
June 202615077.3%17.3%0.0%

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.

Airline39.1%
Late aircraft33.2%
National airspace20.6%
Weather7.2%
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.