Most delayed flights from TRI: every route ranked

2 regularly flown nonstop routes from Tri-Cities Regional TN/VA 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	TRI → ATL Atlanta, GA	83%	1.2%	20 min	2	520
2	TRI → DFW Dallas/Fort Worth, TX	84%	3.0%	18 min	2	705

Less frequent routes

Too few flights for a reliable ranking.

TRI → SFB (Sanford) 134 flts
TRI → ORD (Chicago) 71 flts
TRI → PIE (St. Petersburg) 53 flts

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.