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Airport Reliability

IDA · Idaho Falls

Idaho Falls, ID (IDA)

84%
Departures within 15 minutes
14 min
Average departure delay
81%
Arrivals within 15 minutes
0.7%
Departures cancelled

Based on 5,006 departures and 5,004 arrivals. Data through May 2026.

What the data says

Morning flights do better here.

Departures from IDA departing between 3–6 AM arrived on time 91% of the time, versus 68% between 9 PM–12 AM.

Wednesday comes out ahead.

A small edge: 84% on time on Wednesdays against 80% on Fridays.

When IDA gets messy

On-time by departure window
  • 3–6 AM91%(319 flights)
  • 6–9 AM89%(1284 flights)
  • 9 AM–12 PM91%(579 flights)
  • 12–3 PM77%(1173 flights)
  • 3–6 PM72%(958 flights)
  • 6–9 PM84%(526 flights)
  • 9 PM–12 AM68%(109 flights)
On-time by weekday
  • Mon82%(811 flights)
  • Tue84%(633 flights)
  • Wed84%(643 flights)
  • Thu81%(696 flights)
  • Fri80%(809 flights)
  • Sat83%(635 flights)
  • Sun83%(721 flights)
On-time trend by month
85%
May

Jun 79% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%445
July 202576%482
August 202578%500
September 202584%442
October 202581%426
November 202588%390
December 202580%397
January 202685%376
February 202687%327
March 202683%369
April 202686%357
May 202685%437

Airlines departing IDA

Busiest routes from IDA

Based on 5,006 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.