Route on-time record
SLC to BNA: most on-time flights and the best time to fly
Salt Lake City (Salt Lake City International Airport) to Nashville (Nashville International Airport). 1,209 nonstop flights in Jun 2025 to May 2026, 86% arrived within 15 minutes and 0.7% were cancelled. The most reliable flight number was Southwest 3546 at 11:25 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
SLC → BNA
Salt Lake City to Nashville: 1,209 nonstop flights a year
On time (12 months)
86%
Cancelled
0.7%
avg delay 8 min
Best time to leave
9 AM to noon
89% on time vs 80% 3 to 6 PM
Most reliable airline
Southwest
86% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · Southwest 3546
11:25 AM → 3:45 PM3h 20m nonstop
Local times, typical schedule. Last flown 2026-05-30.
91%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 0 min
- Arrived on time 100% of the time (8 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (9 AM to noon: 89% on time; 3 to 6 PM: 80%).
- Lands inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.
Limited track record · 8 flights
Find Southwest 3546 fares Opens this date on Aviasales#2 · Delta 2214
9:45 AM → 2:02 PM3h 17m nonstop
Local times, typical schedule. Last flown 2026-05-31.
88%
chance on time
- On time (history)
- 89%
- Cancelled
- 0.6%
- Avg arrival delay
- 5 min
- Arrived on time 89% of the time (350 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (9 AM to noon: 89% on time; 3 to 6 PM: 80%).
- Lands inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.
Strong track record · 350 flights
Find Delta 2214 fares Opens this date on Aviasales#3 · Delta 2205
1:59 PM → 6:10 PM3h 16m nonstop
Local times, typical schedule. Last flown 2026-05-31.
87%
chance on time
- On time (history)
- 87%
- Cancelled
- 0.5%
- Avg arrival delay
- 10 min
- Arrived on time 87% of the time (214 flights, Jun 2025 to May 2026).
- Lands inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.
Strong track record · 214 flights
Find Delta 2205 fares Opens this date on Aviasales#4 · Delta 2317
5:25 PM → 9:38 PM3h 16m nonstop
Local times, typical schedule. Last flown 2026-05-31.
81%
chance on time
- On time (history)
- 82%
- Cancelled
- 0.8%
- Avg arrival delay
- 11 min
- Arrived on time 82% of the time (359 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 80% on time; 9 AM to noon: 89%).
Strong track record · 359 flights
Find Delta 2317 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Southwest Airlines86%
275 flights · 87% on time as flown · 0.7% cancel
- Delta Air Lines85%
934 flights · 86% on time as flown · 0.6% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- 9 AM to noon89%
492 flights · avg delay 6 min
- Noon to 3 PM87%
329 flights · avg delay 9 min
- 3 to 6 PM80%
308 flights · avg delay 12 min
- 6 to 9 PM85%
61 flights · avg delay 9 min
Best day: Wednesday (89%). Worst: Sunday (82%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Airline (crew, maintenance, boarding)49%
- Late-arriving aircraft25%
- Air traffic control and airport volume24%
- Severe weather2%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
SLC to BNA questions
- What time of day is best to fly SLC to BNA?
- 9 AM to noon: 89% of flights arrived on time, against 80% for departures 3 to 6 PM.
- Which airline is most on time from SLC to BNA?
- Southwest, with a season-adjusted 86% chance of operating and arriving on time over 275 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on SLC to BNA?
- June (80% on time); the best was November (94%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from SLC
- BNA to SLC (return)
- SLC to DEN 77%
- SLC to PHX 84%
- SLC to SEA 79%
- SLC to LAX 86%
- SLC to DFW 78%
- SLC to LAS 78%
- SLC to SFO 72%
- SLC to ORD 75%
- SLC to ATL 86%
- SLC to SAN 84%
- SLC to PDX 88%
- SLC to SMF 86%
Most on-time flights from SLC on every route →
Live status: FAA delays and ground stops