Historical on-time performance
Nashville to Houston
657 miData through Dec 2025Source: US DOT · BTS
Flights on BNA–IAH arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled1.1%of scheduled flights
based on 1,285 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-time84%Medianon timep9030 minCancel1.4%Flights431
- United AirlinesOn-time82%Medianon timep9035 minCancel0.9%Flights854
Why flights run late
Delay causes
- Airline37%
- Weather4%
- Air traffic (NAS)28%
- Late aircraft31%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly BNA → IAH
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 68% to 85% on time.
- Mornings85% on time · p90 20 min · 2,422 flights
- Middays85% on time · p90 25 min · 1,335 flights
- Overnights75% on time · p90 35 min · 279 flights
- Afternoons72% on time · p90 60 min · 1,157 flights
- Evenings68% on time · p90 70 min · 538 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 83% on time.
- Tuesdays83% on time · p90 25 min · 803 flights
- Saturdays82% on time · p90 30 min · 649 flights
- Wednesdays81% on time · p90 35 min · 837 flights
- Mondays81% on time · p90 35 min · 894 flights
- Sundays80% on time · p90 35 min · 799 flights
- Thursdays79% on time · p90 40 min · 880 flights
- Fridays78% on time · p90 40 min · 869 flights
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