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Route · SDF → LAS · 2020–2025 BTS data

Louisville to Las Vegas

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SDF to LAS (Louisville to Las Vegas) ranks #3639 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

77.9%
On-time
-1.1 pts
vs US avg
71 min
Delay when late
2,290
Flights
#3639 of 4927
Corpus placement

Cancelled

0.3%

Best Month

Nov 2023 93%

Worst Month

Sep 2024 67%

Distance

1,624 mi

Carriers

5

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 31 1 0 0 WN
Oct 2025 48 10 0 0 WN,NK
Sep 2025 46 8 0 1 WN,NK
Aug 2025 31 2 0 0 WN
Jul 2025 32 7 0 0 WN,NK
Jun 2025 30 7 0 0 WN
May 2025 32 3 0 0 WN
Apr 2025 30 2 1 0 WN
Mar 2025 31 2 0 0 WN
Jan 2025 31 6 0 0 WN
Dec 2024 31 4 0 0 WN
Nov 2024 32 8 0 0 NK,WN
Oct 2024 47 9 0 0 WN,NK
Sep 2024 52 17 0 0 WN,NK
Aug 2024 53 14 1 0 NK,WN
Jul 2024 49 15 1 0 NK,WN
Jun 2024 47 11 0 0 NK,WN
May 2024 49 18 0 0 NK,WN
Apr 2024 42 9 0 0 NK,WN
Mar 2024 30 1 0 0 WN
Jan 2024 37 7 0 0 NK,WN
Dec 2023 61 10 0 0 NK,WN
Nov 2023 59 4 0 0 NK,WN
Oct 2023 62 11 0 0 NK,WN

SDF–LAS seasonal on-time pattern

Best: November (85.6%) · weakest: July (69.4%)

65%70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 76.8%

Strongest calendar month

November

85.6% on-time · ~45 flights/mo

Busiest calendar month

September

~57 flights/mo avg

Weakest calendar month

July

69.4% on-time · ~50 flights/mo

Cancellation Rate

0.3%

3 of 993 flights

Diversion Rate

0.1%

1 of 993 flights

Explore origin & destination

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

SDF - Louisville

Full on-time, delay-cause, and seasonal performance for Louisville, KY.

SDF on-time profile

LAS - Las Vegas

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

LAS on-time profile

Compare the two airports

See SDF and LAS side by side on delays, cancellations, and reliability.

Compare SDF vs LAS

Origin-hub reliability standing

Mid-pack among SDF departures

From SDF, this corridor sits with 13 other 75–85% on-time routes out of 23 tracked departures, not the hub's reliability leaders (9 at ≥85%) and not the softest ( 1 below 75%). Destination: Las Vegas · fleet on-time rank #3875 of 4927.

What the Data Says About SDF to LAS

The Louisville to Las Vegas corridor (SDF to LAS) posts a 77.9% on-time rate on the lower edge of the average band, based on 2,290 tracked flights. Late flights run 71.0 minutes behind on average. 5 carriers cover the 1,624-mile route; over the last 24 months, 3 of 993 flights were cancelled (0.3%) and 0.1% diverted.

The monthly split is wide on this route: Nov 2023 posted the strongest performance at 93% on-time, while Sep 2024 came in at just 67% - a 26-point swing worth factoring into travel timing.

On the multi-year calendar, SDF–LAS peaks in November at 85.6% on-time while September carries the heaviest traffic (~57 flights per month) ; the softest month is July at 69.4%, a 16.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SDF to LAS rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, SDF to LAS ranks #3639 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 SDF to LAS? ▼
Flights from Louisville to Las Vegas have a 77.9% on-time rate based on 2,290 flights. The average delay is 71.0 minutes. The best recent month was Nov 2023 with 93% on-time.
What is the cancellation rate for SDF to LAS? ▼
Over the last 24 months, 0.3% of flights on this route were cancelled (3 of 993 flights) and 0.1% were diverted.
How far is the flight from SDF to LAS? ▼
The flight distance from Louisville (SDF) to Las Vegas (LAS) is approximately 1,624 miles. This route is served by 5 carriers.
When is the best time to fly from SDF to LAS? ▼
The best recent month for on-time performance was Nov 2023 (93% on-time). The worst was Sep 2024 (67% on-time). Consider booking during months with historically better performance.

Airports on this route

SDF Airport

Louisville
LAS Airport

Las Vegas
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 SDF–LAS data

SDF–LAS is mid-pack at 77.9% on-time; month and carrier mix move more than the corridor headline.

  • Compare SDF and LAS airport profiles: delay causes and top routes differ even on the same corridor. SDF airport
  • If your dates flex, November (85.6% on-time) beats July (69.4%) on this corridor. Seasonal chart
  • 4 other routes post a similar 77.9% 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.