PlainFlights

Route · SFO → LAS · 2020–2025 BTS data

San Francisco to Las Vegas

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SFO to LAS (San Francisco to Las Vegas) ranks #108 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

78.5%
On-time
-0.5 pts
vs US avg
67 min
Delay when late
31,598
Flights
#108 of 4927
Corpus placement

Cancelled

1.2%

Best Month

Apr 2025 84%

Worst Month

Mar 2024 54%

Distance

414 mi

Carriers

37

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 511 112 3 0 WN,F9,AS,UA
Nov 2025 500 128 9 0 UA,F9,AS,WN
Oct 2025 522 125 3 0 AS,UA,WN,F9
Sep 2025 512 113 2 0 UA,WN,F9,AS
Aug 2025 521 93 1 0 WN,F9,UA,AS
Jul 2025 496 112 7 2 AS,UA,WN,F9
Jun 2025 500 100 6 0 AS,UA,WN,F9
May 2025 519 103 0 0 AS,UA,WN,F9
Apr 2025 498 80 1 1 F9,OO,UA,WN,AS
Mar 2025 534 119 3 0 AS,OO,UA,WN,F9
Feb 2025 466 104 3 0 AS,OO,UA,WN,F9
Jan 2025 523 112 0 0 AS,OO,UA,WN,F9
Dec 2024 532 134 2 0 AS,F9,OO,UA,WN
Nov 2024 541 129 3 1 OO,UA,WN,AS,F9
Oct 2024 574 151 2 0 UA,AS,OO,WN,F9
Sep 2024 537 148 4 0 WN,OO,UA,AS,F9
Aug 2024 492 124 4 1 AS,F9,WN,OO,UA
Jul 2024 445 138 13 1 AS,F9,UA,WN
Jun 2024 437 140 1 0 AS,F9,UA,WN
May 2024 468 179 2 1 AS,F9,OO,UA,WN
Apr 2024 448 186 1 0 AS,F9,OO,UA,WN
Mar 2024 464 214 7 0 AS,F9,OO,UA,WN
Feb 2024 414 157 10 0 AA,AS,DL,F9,OO,UA,WN
Jan 2024 423 97 51 0 AS,F9,WN,OO,UA

SFO–LAS seasonal on-time pattern

Best: November (81.9%) · weakest: March (75.9%)

74%76%78%80%82%84% JanFebMarAprMayJunJulAugSepOctNovDec 77%

Strongest calendar month

November

81.9% on-time · ~453 flights/mo

Busiest calendar month

March

~479 flights/mo avg

Weakest calendar month

March

75.9% on-time · ~479 flights/mo

Cancellation Rate

1.2%

138 of 11,877 flights

Diversion Rate

0.1%

7 of 11,877 flights

Origin-hub reliability standing

Mid-pack among SFO departures

From SFO, this corridor sits with 50 other 75–85% on-time routes out of 73 tracked departures, not the hub's reliability leaders (20 at ≥85%) and not the softest ( 3 below 75%). Destination: Las Vegas · fleet on-time rank #3701 of 4927.

What the Data Says About SFO to LAS

31,598 tracked flights put the SFO to LAS pairing (San Francisco to Las Vegas) at a 78.5% on-time rate, squarely in line with the wider network. Delays that do occur run 67.4 minutes on average. Across the 414-mile route and its 37 carriers, the trailing 24 months show 1.2% cancelled and 0.1% diverted (11,877 flights sampled).

The monthly split is wide on this route: Apr 2025 posted the strongest performance at 84% on-time, while Mar 2024 came in at just 54% - a 30-point swing worth factoring into travel timing.

On the multi-year calendar, SFO–LAS peaks in November at 81.9% on-time while March carries the heaviest traffic (~479 flights per month) ; the softest month is March at 75.9%, a 6.0-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SFO to LAS rank among US routes by traffic?
According to PlainFlights' route traffic ranking, SFO to LAS ranks #108 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 SFO to LAS?
Flights from San Francisco to Las Vegas have a 78.5% on-time rate based on 31,598 flights. The average delay is 67.4 minutes. The best recent month was Apr 2025 with 84% on-time.
What is the cancellation rate for SFO to LAS?
Over the last 24 months, 1.2% of flights on this route were cancelled (138 of 11,877 flights) and 0.1% were diverted.
How far is the flight from SFO to LAS?
The flight distance from San Francisco (SFO) to Las Vegas (LAS) is approximately 414 miles. This route is served by 37 carriers.
When is the best time to fly from SFO to LAS?
The best recent month for on-time performance was Apr 2025 (84% on-time). The worst was Mar 2024 (54% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

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

Using SFO–LAS data

SFO–LAS is mid-pack at 78.5% on-time; month and carrier mix move more than the corridor headline.

  • Compare SFO and LAS airport profiles: delay causes and top routes differ even on the same corridor. SFO airport
  • If your dates flex, November (81.9% on-time) beats March (75.9%) on this corridor. Seasonal chart
  • 4 other routes post a similar 78.5% 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.