Most delayed flights from BTM: every route ranked

2 regularly flown nonstop routes from Bert Mooney Airport, worst on-time record first (Aug 2025 – Jul 2026). Routes with fewer than 360 flights in the period are listed separately.

#	Destination	On time	Cancelled	Avg delay	Airlines	Flights
1	BTM → DEN Denver, CO	80%	0.3%	18 min	1	365
2	BTM → SLC Salt Lake City, UT	95%	0.6%	10 min	1	361

Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.