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Airport Reliability

GJT · Grand Junction

Grand Junction, CO (GJT)

85%
Departures within 15 minutes
9 min
Average departure delay
83%
Arrivals within 15 minutes
1.2%
Departures cancelled

Based on 4,790 departures and 4,788 arrivals. Data through May 2026.

What the data says

Morning-you made the right choice.

Departures from GJT departing between 3–6 AM arrived on time 92% of the time, versus 68% between 3–6 PM.

Wednesday has been the better bet.

A small edge: 85% on time on Wednesdays against 79% on Mondays.

When GJT gets messy

On-time by departure window
  • 3–6 AM92%(693 flights)
  • 6–9 AM88%(1092 flights)
  • 9 AM–12 PM85%(742 flights)
  • 12–3 PM82%(829 flights)
  • 3–6 PM68%(737 flights)
  • 6–9 PM72%(626 flights)
  • 9 PM–12 AM—(2 flights)
On-time by weekday
  • Mon79%(703 flights)
  • Tue81%(622 flights)
  • Wed85%(667 flights)
  • Thu84%(698 flights)
  • Fri82%(683 flights)
  • Sat79%(632 flights)
  • Sun82%(716 flights)
On-time trend by month
85%
May

Jun 70% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%406
July 202577%410
August 202573%373
September 202583%383
October 202581%404
November 202587%385
December 202587%412
January 202684%350
February 202685%332
March 202686%412
April 202682%408
May 202685%446

Airlines departing GJT

Busiest routes from GJT

Based on 4,790 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.