PlainFlights

Route · SAT → LAS · 2020–2025 BTS data

San Antonio to Las Vegas

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SAT to LAS (San Antonio to Las Vegas) ranks #1052 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

81.6%
On-time
+2.6 pts
vs US avg
68 min
Delay when late
10,889
Flights
#1052 of 4927
Corpus placement

Cancelled

0.7%

Best Month

Jul 2025 91%

Worst Month

Jul 2024 63%

Distance

1,069 mi

Carriers

15

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 205 33 1 0 WN,F9,NK
Nov 2025 196 20 2 0 F9,NK,WN
Oct 2025 200 36 0 1 WN,F9,NK
Sep 2025 189 40 1 0 WN,NK,F9
Aug 2025 161 21 0 0 WN,F9,NK
Jul 2025 180 17 1 3 WN,F9,NK
Jun 2025 177 29 1 1 NK,WN,F9
May 2025 213 40 1 0 NK,WN,F9
Apr 2025 196 33 0 0 F9,NK,WN
Mar 2025 211 36 1 0 WN,F9,NK
Feb 2025 169 22 1 0 WN,F9,NK
Jan 2025 173 26 3 0 WN,F9,NK
Dec 2024 196 24 0 0 F9,NK,WN
Nov 2024 213 22 0 0 NK,WN,F9
Oct 2024 210 20 1 0 WN,NK,F9
Sep 2024 197 38 0 0 WN,NK,F9
Aug 2024 217 37 2 0 F9,G4,NK,WN
Jul 2024 200 75 6 0 F9,G4,NK,WN
Jun 2024 197 52 1 0 F9,G4,NK,WN
May 2024 203 40 1 0 F9,G4,NK,WN
Apr 2024 179 25 0 0 F9,NK,WN
Mar 2024 195 42 3 0 F9,NK,WN
Feb 2024 174 36 2 0 F9,NK,WN
Jan 2024 187 38 4 0 F9,NK,WN

SAT–LAS seasonal on-time pattern

Best: November (87.9%) · weakest: July (76.0%)

75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 81.9%

Strongest calendar month

November

87.9% on-time · ~159 flights/mo

Busiest calendar month

December

~164 flights/mo avg

Weakest calendar month

July

76.0% on-time · ~152 flights/mo

Cancellation Rate

0.7%

32 of 4,638 flights

Diversion Rate

0.1%

5 of 4,638 flights

Explore origin & destination

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

SAT - San Antonio

Full on-time, delay-cause, and seasonal performance for San Antonio, TX.

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

Compare SAT vs LAS

Origin-hub reliability standing

Mid-pack among SAT departures

From SAT, this corridor sits with 12 other 75–85% on-time routes out of 31 tracked departures, not the hub's reliability leaders (17 at ≥85%) and not the softest ( 2 below 75%). Destination: Las Vegas · fleet on-time rank #2526 of 4927.

What the Data Says About SAT to LAS

10,889 tracked flights put the SAT to LAS pairing (San Antonio to Las Vegas) at a 81.6% on-time rate, squarely in line with the wider network. Delays that do occur run 68.0 minutes on average. Across the 1,069-mile route and its 15 carriers, the trailing 24 months show 0.7% cancelled and 0.1% diverted (4,638 flights sampled).

The monthly split is wide on this route: Jul 2025 posted the strongest performance at 91% on-time, while Jul 2024 came in at just 63% - a 28-point swing worth factoring into travel timing.

On the multi-year calendar, SAT–LAS peaks in November at 87.9% on-time while December carries the heaviest traffic (~164 flights per month) ; the softest month is July at 76.0%, a 11.9-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SAT to LAS rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, SAT to LAS ranks #1052 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 SAT to LAS? ▼
Flights from San Antonio to Las Vegas have a 81.6% on-time rate based on 10,889 flights. The average delay is 68.0 minutes. The best recent month was Jul 2025 with 91% on-time.
What is the cancellation rate for SAT to LAS? ▼
Over the last 24 months, 0.7% of flights on this route were cancelled (32 of 4,638 flights) and 0.1% were diverted.
How far is the flight from SAT to LAS? ▼
The flight distance from San Antonio (SAT) to Las Vegas (LAS) is approximately 1,069 miles. This route is served by 15 carriers.
When is the best time to fly from SAT to LAS? ▼
The best recent month for on-time performance was Jul 2025 (91% on-time). The worst was Jul 2024 (63% on-time). Consider booking during months with historically better performance.

Airports on this route

SAT Airport

San Antonio
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 SAT–LAS data

SAT–LAS is mid-pack at 81.6% on-time; month and carrier mix move more than the corridor headline.

  • Compare SAT and LAS airport profiles: delay causes and top routes differ even on the same corridor. SAT airport
  • If your dates flex, November (87.9% on-time) beats July (76.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 81.6% 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.