PlainFlights

Route · TUS → SLC · 2020–2025 BTS data

Tucson to Salt Lake City

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), TUS to SLC (Tucson to Salt Lake City) ranks #1911 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

93.4%
On-time
+14.4 pts
vs US avg
86 min
Delay when late
6,604
Flights
#1911 of 4927
Corpus placement

Cancelled

0.1%

Best Month

Nov 2024 100%

Worst Month

Nov 2025 89%

Distance

601 mi

Carriers

2

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 90 9 0 0 OO
Nov 2025 88 10 2 0 OO
Oct 2025 92 2 0 1 OO
Sep 2025 90 6 0 0 OO
Aug 2025 93 2 0 0 OO
Jul 2025 92 2 0 0 OO
Jun 2025 90 9 0 0 OO
May 2025 93 4 0 0 OO
Apr 2025 90 2 0 0 OO
Mar 2025 93 5 0 0 OO
Feb 2025 84 2 0 0 OO
Jan 2025 92 1 0 0 OO
Dec 2024 90 8 0 1 OO
Nov 2024 88 0 0 0 OO
Oct 2024 92 6 0 0 OO
Sep 2024 90 5 0 0 OO
Aug 2024 93 7 0 0 OO
Jul 2024 89 7 0 0 OO
Jun 2024 90 7 0 0 OO
May 2024 91 8 0 1 OO
Apr 2024 90 5 0 0 OO
Mar 2024 93 5 0 0 OO
Feb 2024 87 5 0 0 OO
Jan 2024 91 10 0 1 OO

TUS–SLC seasonal on-time pattern

Best: April (96.1%) · weakest: December (90.0%)

88%90%92%94%96%98% JanFebMarAprMayJunJulAugSepOctNovDec 90%

Strongest calendar month

April

96.1% on-time · ~91 flights/mo

Busiest calendar month

March

~97 flights/mo avg

Weakest calendar month

December

90.0% on-time · ~97 flights/mo

Cancellation Rate

0.1%

2 of 2,171 flights

Diversion Rate

0.2%

4 of 2,171 flights

Explore origin & destination

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

TUS - Tucson

Full on-time, delay-cause, and seasonal performance for Tucson, AZ.

TUS 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 TUS and SLC side by side on delays, cancellations, and reliability.

Compare TUS vs SLC

Origin-hub reliability standing

Among TUS's stronger departures

TUS → SLC posts a 93.4% on-time rate, landing in the ≥85% band with 8 of 15 BTS-tracked routes leaving Tucson. The same hub also shows 7 mid-band and 0 challenged departures · fleet-wide on-time rank #14 of 4927 (highest on-time = #1).

What the Data Says About TUS to SLC

Tucson to Salt Lake City (TUS to SLC) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 93.4% on-time rate across 6,604 flights, with delays that do happen averaging 86.3 minutes. The corridor runs roughly 601 miles and is served by 2 carriers. Over the most recent 24 months, 2 of 2,171 flights were cancelled (0.1%) and 4 diverted (0.2%).

Monthly performance varies moderately here: Nov 2024 was the strongest month at 100% on-time versus Nov 2025 at 89%, a 11-point difference.

On the multi-year calendar, TUS–SLC peaks in April at 96.1% on-time while March carries the heaviest traffic (~97 flights per month) ; the softest month is December at 90.0%, a 6.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does TUS to SLC rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, TUS to SLC ranks #1911 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 TUS to SLC? ▼
Flights from Tucson to Salt Lake City have a 93.4% on-time rate based on 6,604 flights. The average delay is 86.3 minutes. The best recent month was Nov 2024 with 100% on-time.
What is the cancellation rate for TUS to SLC? ▼
Over the last 24 months, 0.1% of flights on this route were cancelled (2 of 2,171 flights) and 0.2% were diverted.
How far is the flight from TUS to SLC? ▼
The flight distance from Tucson (TUS) to Salt Lake City (SLC) is approximately 601 miles. This route is served by 2 carriers.
When is the best time to fly from TUS to SLC? ▼
The best recent month for on-time performance was Nov 2024 (100% on-time). The worst was Nov 2025 (89% on-time). Consider booking during months with historically better performance.

Airports on this route

TUS Airport

Tucson
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 TUS–SLC data

TUS–SLC runs 14.4 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare TUS and SLC airport profiles: delay causes and top routes differ even on the same corridor. TUS airport
  • If your dates flex, April (96.1% on-time) beats December (90.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 93.4% 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.