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Route · LAS → SLC · 2020–2025 BTS data

Las Vegas to Salt Lake City

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), LAS to SLC (Las Vegas to Salt Lake City) ranks #258 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

81.8%
On-time
+2.8 pts
vs US avg
66 min
Delay when late
22,779
Flights
#258 of 4927
Corpus placement

Cancelled

0.6%

Best Month

Nov 2024 92%

Worst Month

Jul 2024 73%

Distance

368 mi

Carriers

18

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 314 41 4 0 DL,WN,F9
Nov 2025 298 42 9 0 DL,F9,WN
Oct 2025 320 49 1 1 DL,WN,F9,NK
Sep 2025 314 66 1 0 WN,DL,NK,F9
Aug 2025 294 39 2 0 OO,WN,F9,NK,DL
Jul 2025 299 68 1 0 NK,OO,WN,DL,F9
Jun 2025 306 70 1 0 OO,WN,DL,F9,NK
May 2025 341 56 1 1 NK,WN,DL,F9
Apr 2025 322 60 0 0 DL,F9,NK,WN
Mar 2025 321 59 0 0 WN,DL,F9,NK
Feb 2025 318 53 1 0 WN,DL,F9,NK
Jan 2025 336 32 1 1 DL,WN,F9,NK
Dec 2024 339 50 0 1 DL,F9,NK,WN
Nov 2024 324 27 0 0 NK,WN,DL,F9
Oct 2024 387 61 1 0 WN,DL,NK,F9
Sep 2024 372 65 1 2 WN,DL,F9,NK
Aug 2024 389 85 2 0 DL,F9,NK,WN
Jul 2024 380 102 14 0 DL,F9,NK,WN
Jun 2024 340 64 1 0 DL,F9,NK,WN
May 2024 349 56 1 0 DL,F9,NK,WN
Apr 2024 360 64 0 0 DL,F9,NK,WN
Mar 2024 406 97 4 1 DL,F9,NK,WN
Feb 2024 386 62 1 0 DL,F9,NK,WN
Jan 2024 396 70 1 1 DL,F9,NK,WN

LAS–SLC seasonal on-time pattern

Best: November (89.0%) · weakest: July (75.0%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 82.9%

Strongest calendar month

November

89.0% on-time · ~298 flights/mo

Busiest calendar month

August

~339 flights/mo avg

Weakest calendar month

July

75.0% on-time · ~329 flights/mo

Cancellation Rate

0.6%

48 of 8,211 flights

Diversion Rate

0.1%

8 of 8,211 flights

Explore origin & destination

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

LAS - Las Vegas

Full on-time, delay-cause, and seasonal performance for Las Vegas, NV.

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

Compare LAS vs SLC

Origin-hub reliability standing

Mid-pack among LAS departures

From LAS, this corridor sits with 71 other 75–85% on-time routes out of 83 tracked departures, not the hub's reliability leaders (2 at ≥85%) and not the softest ( 10 below 75%). Destination: Salt Lake City · fleet on-time rank #2438 of 4927.

What the Data Says About LAS to SLC

22,779 tracked flights put the LAS to SLC pairing (Las Vegas to Salt Lake City) at a 81.8% on-time rate, squarely in line with the wider network. Delays that do occur run 66.0 minutes on average. Across the 368-mile route and its 18 carriers, the trailing 24 months show 0.6% cancelled and 0.1% diverted (8,211 flights sampled).

The monthly split is wide on this route: Nov 2024 posted the strongest performance at 92% on-time, while Jul 2024 came in at just 73% - a 19-point swing worth factoring into travel timing.

On the multi-year calendar, LAS–SLC peaks in November at 89.0% on-time while August carries the heaviest traffic (~339 flights per month) ; the softest month is July at 75.0%, a 14.0-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does LAS to SLC rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, LAS to SLC ranks #258 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 LAS to SLC? ▼
Flights from Las Vegas to Salt Lake City have a 81.8% on-time rate based on 22,779 flights. The average delay is 66.0 minutes. The best recent month was Nov 2024 with 92% on-time.
What is the cancellation rate for LAS to SLC? ▼
Over the last 24 months, 0.6% of flights on this route were cancelled (48 of 8,211 flights) and 0.1% were diverted.
How far is the flight from LAS to SLC? ▼
The flight distance from Las Vegas (LAS) to Salt Lake City (SLC) is approximately 368 miles. This route is served by 18 carriers.
When is the best time to fly from LAS to SLC? ▼
The best recent month for on-time performance was Nov 2024 (92% on-time). The worst was Jul 2024 (73% on-time). Consider booking during months with historically better performance.

Airports on this route

LAS Airport

Las Vegas
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 LAS–SLC data

LAS–SLC is mid-pack at 81.8% on-time; month and carrier mix move more than the corridor headline.

  • Compare LAS and SLC airport profiles: delay causes and top routes differ even on the same corridor. LAS airport
  • If your dates flex, November (89.0% on-time) beats July (75.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 81.8% 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.