Historical on-time performance
Salt Lake City to Nashville
Flights on SLC–BNA arrive on time 84% of the time over the last 12 months.
based on 1,148 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.
- Delta Air LinesOn-time85%Medianon timep9020 minCancel0.6%Flights934
- Southwest AirlinesOn-time84%Medianon timep9020 minCancel0.0%Flights214
Why flights run late
Delay causes
- Airline49%
- Weather2%
- Air traffic (NAS)24%
- Late aircraft25%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline33%
- Weather67%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 6 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SLC → BNA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 81% to 90% on time.
- Mornings90% on time · p90 10 min · 1,036 flights
- Afternoons85% on time · p90 30 min · 167 flights · limited
- Middays84% on time · p90 25 min · 933 flights
- Evenings81% on time · p90 30 min · 1,052 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 81% to 89% on time.
- Wednesdays89% on time · p90 15 min · 426 flights
- Thursdays87% on time · p90 20 min · 460 flights
- Saturdays86% on time · p90 20 min · 472 flights
- Tuesdays85% on time · p90 20 min · 412 flights
- Mondays85% on time · p90 25 min · 458 flights
- Fridays84% on time · p90 25 min · 465 flights
- Sundays81% on time · p90 30 min · 518 flights
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