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Route · BNA → SLC · 2020–2025 BTS data

Nashville to Salt Lake City

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BNA to SLC (Nashville to Salt Lake City) ranks #2528 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

88.1%
On-time
+9.1 pts
vs US avg
66 min
Delay when late
4,891
Flights
#2528 of 4927
Corpus placement

Cancelled

0.5%

Best Month

Oct 2024 95%

Worst Month

Jun 2025 73%

Distance

1,404 mi

Carriers

6

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 114 18 0 0 DL,WN
Nov 2025 101 15 1 0 DL,WN
Oct 2025 112 23 0 0 DL,WN
Sep 2025 104 10 0 0 WN,DL
Aug 2025 111 14 0 0 WN,DL
Jul 2025 116 21 0 0 WN,DL
Jun 2025 114 31 1 0 WN,DL
May 2025 118 17 0 0 DL,WN
Apr 2025 112 19 1 0 DL,WN
Mar 2025 96 13 0 0 DL,WN
Feb 2025 62 8 0 0 WN,DL
Jan 2025 68 5 1 0 WN,DL
Dec 2024 81 10 0 0 DL,WN
Nov 2024 67 4 0 0 WN,DL
Oct 2024 79 4 0 0 DL,WN
Sep 2024 83 11 0 0 WN,DL
Aug 2024 88 6 0 0 DL,WN
Jul 2024 93 11 5 0 DL,WN
Jun 2024 93 19 0 0 DL,WN
May 2024 92 9 0 0 DL,WN
Apr 2024 92 6 0 0 DL,WN
Mar 2024 99 10 0 0 DL,WN
Feb 2024 71 4 0 0 DL,WN
Jan 2024 74 12 2 0 DL,WN

BNA–SLC seasonal on-time pattern

Best: September (91.8%) · weakest: June (80.2%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 83.2%

Strongest calendar month

September

91.8% on-time · ~78 flights/mo

Busiest calendar month

October

~81 flights/mo avg

Weakest calendar month

June

80.2% on-time · ~76 flights/mo

Cancellation Rate

0.5%

11 of 2,240 flights

Diversion Rate

0.0%

0 of 2,240 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

BNA - Nashville

Full on-time, delay-cause, and seasonal performance for Nashville, TN.

BNA on-time profile

SLC - Salt Lake City

Full on-time, delay-cause, and seasonal performance for Salt Lake City, UT.

SLC on-time profile

Compare the two airports

See BNA and SLC side by side on delays, cancellations, and reliability.

Compare BNA vs SLC

Origin-hub reliability standing

Among BNA's stronger departures

BNA → SLC posts a 88.1% on-time rate, landing in the ≥85% band with 6 of 61 BTS-tracked routes leaving Nashville. The same hub also shows 52 mid-band and 3 challenged departures · fleet-wide on-time rank #399 of 4927 (highest on-time = #1).

What the Data Says About BNA to SLC

Nashville to Salt Lake City (BNA to SLC) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.1% on-time rate across 4,891 flights, with delays that do happen averaging 65.5 minutes. The corridor runs roughly 1,404 miles and is served by 6 carriers. Over the most recent 24 months, 11 of 2,240 flights were cancelled (0.5%) and 0 diverted (0.0%).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 95% on-time, while Jun 2025 came in at just 73% - a 22-point swing worth factoring into travel timing.

On the multi-year calendar, BNA–SLC peaks in September at 91.8% on-time while October carries the heaviest traffic (~81 flights per month) ; the softest month is June at 80.2%, a 11.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BNA to SLC rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, BNA to SLC ranks #2528 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from BNA to SLC? ▼
Flights from Nashville to Salt Lake City have a 88.1% on-time rate based on 4,891 flights. The average delay is 65.5 minutes. The best recent month was Oct 2024 with 95% on-time.
What is the cancellation rate for BNA to SLC? ▼
Over the last 24 months, 0.5% of flights on this route were cancelled (11 of 2,240 flights) and 0.0% were diverted.
How far is the flight from BNA to SLC? ▼
The flight distance from Nashville (BNA) to Salt Lake City (SLC) is approximately 1,404 miles. This route is served by 6 carriers.
When is the best time to fly from BNA to SLC? ▼
The best recent month for on-time performance was Oct 2024 (95% on-time). The worst was Jun 2025 (73% on-time). Consider booking during months with historically better performance.

Airports on this route

BNA Airport

Nashville
SLC Airport

Salt Lake City
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using BNA–SLC data

BNA–SLC runs 9.1 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare BNA and SLC airport profiles: delay causes and top routes differ even on the same corridor. BNA airport
  • If your dates flex, September (91.8% on-time) beats June (80.2%) on this corridor. Seasonal chart
  • 4 other routes post a similar 88.1% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.