BNA to SLC flight delays & on-time performance
Nonstop flights from Nashville International Airport to Salt Lake City International Airport · 1,404 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BNA or SLC right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Nashville (BNA) to Salt Lake City (SLC) arrived on time 84% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.7% were cancelled, and 4% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (88% on time); Southwest Airlines was the least (72%).
- Departures scheduled around 7am did best (89% on time); around 12pm did worst (72%).
- Wednesday was the most reliable day to fly (87% on time) and Saturday the least (81%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (42%).
Which airline is most on time from BNA to SLC?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Delta Air Lines | 88% | 0.6% | 9 min | 3.7% | 934 |
| Southwest Airlines | 72% | 0.7% | 15 min | 5.9% | 272 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am89%362 flights
- 11am76%55 flights
- 12pm72%68 flights
- 1pm84%140 flights
- 2pm85%129 flights
- 3pm87%30 flights
- 4pm73%113 flights
- 5pm86%86 flights
- 7pm85%209 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday81%0.6% cancelled
- Tuesday86%0.0% cancelled
- Wednesday87%0.0% cancelled
- Thursday85%0.0% cancelled
- Friday87%0.0% cancelled
- Saturday81%1.8% cancelled
- Sunday82%2.2% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)42%
- Late-arriving aircraft40%
- Air traffic control & airport congestion14%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather63%
- Airline (crew, maintenance, cleaning, fueling)38%
- Air traffic control & airport congestion0%
- Security0%
BNA to SLC: common questions
- How often are BNA to SLC flights on time?
- 84% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Nashville to Salt Lake City cancelled?
- 0.7% of scheduled flights were cancelled (8 of 1,206).
- How long are typical delays?
- Across all flights the average arrival delay was 10 min (early arrivals count as zero). Flights that were late arrived 55 min behind schedule on average, and 4.2% of flights were an hour or more late.
- How long is taxi time at BNA?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SLC to BNA — 86% on time
More flights from Nashville
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BNA → SLC, nonstop flights by US airlines that report to the DOT. How we calculate this.