Skip to content
WanderNerd
Check a flight

Airport Reliability

BIL · Billings

Billings, MT (BIL)

87%
Departures within 15 minutes
6 min
Average departure delay
83%
Arrivals within 15 minutes
0.7%
Departures cancelled

Based on 6,018 departures and 6,018 arrivals. Data through May 2026.

What the data says

Morning-you made the right choice.

Departures from BIL departing between 3–6 AM arrived on time 93% of the time, versus 75% between 3–6 PM.

Monday has been the better bet.

A small edge: 87% on time on Mondays against 83% on Fridays.

When BIL gets messy

On-time by departure window
  • 3–6 AM93%(687 flights)
  • 6–9 AM91%(1539 flights)
  • 9 AM–12 PM92%(870 flights)
  • 12–3 PM79%(1432 flights)
  • 3–6 PM75%(812 flights)
  • 6–9 PM81%(550 flights)
  • 9 PM–12 AM75%(61 flights)
On-time by weekday
  • Mon87%(905 flights)
  • Tue86%(815 flights)
  • Wed86%(845 flights)
  • Thu84%(826 flights)
  • Fri83%(900 flights)
  • Sat84%(803 flights)
  • Sun86%(857 flights)
On-time trend by month
88%
May

Jun 78% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202578%581
July 202579%598
August 202580%587
September 202588%568
October 202589%550
November 202588%448
December 202582%449
January 202689%416
February 202687%388
March 202686%449
April 202689%425
May 202688%492

Airlines departing BIL

Busiest routes from BIL

Based on 6,018 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.