Historical on-time performance
Idaho Falls to Denver
Flights on IDA–DEN arrive on time 78% of the time over the last 12 months.
based on 1,663 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- United AirlinesOn-time82%Medianon timep9025 minCancel0.0%Flights92
- SkyWest AirlinesOn-time78%Medianon timep9060 minCancel0.8%Flights1,571
Why flights run late
Delay causes
- Airline43%
- Weather9%
- Air traffic (NAS)27%
- Late aircraft20%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather92%
- Air traffic (NAS)8%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 13 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly IDA → DEN
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 70% to 88% on time.
- Middays88% on time · p90 20 min · 746 flights
- Mornings86% on time · p90 30 min · 1,218 flights
- Afternoons73% on time · p90 70 min · 1,230 flights
- Evenings70% on time · p90 75 min · 878 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 83% on time.
- Wednesdays83% on time · p90 40 min · 570 flights
- Mondays81% on time · p90 40 min · 589 flights
- Sundays80% on time · p90 50 min · 610 flights
- Saturdays79% on time · p90 50 min · 570 flights
- Tuesdays79% on time · p90 65 min · 558 flights
- Thursdays76% on time · p90 55 min · 595 flights
- Fridays75% on time · p90 70 min · 584 flights
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