Historical on-time performance
Houston to Nashville
657 miData through Dec 2025Source: US DOT · BTS
Flights on IAH–BNA arrive on time 74% of the time over the last 12 months.
On-time rate74%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled1.2%of scheduled flights
based on 1,287 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- SkyWest AirlinesOn-time70%Medianon timep9060 minCancel1.9%Flights430
- United AirlinesOn-time75%Medianon timep9055 minCancel0.8%Flights857
Why flights run late
Delay causes
- Airline33%
- Weather7%
- Air traffic (NAS)21%
- Late aircraft39%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly IAH → BNA
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 89% on time.
- Mornings89% on time · p90 10 min · 1,458 flights
- Middays82% on time · p90 35 min · 988 flights
- Afternoons76% on time · p90 55 min · 1,469 flights
- Evenings69% on time · p90 70 min · 1,282 flights
- Overnights60% on time · p90 85 min · 550 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 80% on time.
- Saturdays80% on time · p90 40 min · 644 flights
- Wednesdays79% on time · p90 45 min · 844 flights
- Tuesdays78% on time · p90 50 min · 805 flights
- Thursdays77% on time · p90 45 min · 880 flights
- Mondays76% on time · p90 45 min · 897 flights
- Fridays76% on time · p90 50 min · 875 flights
- Sundays74% on time · p90 60 min · 803 flights
Advertisement
Keep exploring