PlainFlights

Route · BOS → LAS · 2020–2025 BTS data

Boston to Las Vegas

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BOS to LAS (Boston to Las Vegas) ranks #1459 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

79.2%
On-time
+0.2 pts
vs US avg
67 min
Delay when late
8,368
Flights
#1459 of 4927
Corpus placement

Cancelled

0.4%

Best Month

Oct 2024 94%

Worst Month

Feb 2025 49%

Distance

2,381 mi

Carriers

11

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 121 33 1 0 DL,B6
Nov 2025 116 21 0 0 B6,DL
Oct 2025 165 46 0 1 B6,DL
Sep 2025 146 27 0 0 DL,B6
Aug 2025 106 16 0 0 B6,DL
Jul 2025 122 28 2 2 B6,DL
Jun 2025 137 27 0 2 B6,DL
May 2025 180 31 0 0 B6,DL
Apr 2025 172 41 0 0 B6,DL
Mar 2025 173 29 1 0 B6,DL
Feb 2025 140 71 2 1 B6,DL
Jan 2025 138 29 0 0 B6,DL
Dec 2024 136 23 1 1 B6,DL
Nov 2024 142 13 0 1 B6,DL
Oct 2024 176 10 0 0 DL,B6
Sep 2024 160 14 0 0 B6,DL
Aug 2024 140 45 0 0 B6,DL
Jul 2024 113 21 4 0 B6,DL
Jun 2024 121 28 0 1 B6,DL
May 2024 137 29 0 0 B6,DL
Apr 2024 124 21 1 0 B6,DL
Mar 2024 128 25 0 1 B6,DL
Feb 2024 114 23 1 0 B6,DL
Jan 2024 115 31 0 0 B6,DL,NK

BOS–LAS seasonal on-time pattern

Best: November (85.4%) · weakest: February (70.2%)

65%70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 76.2%

Strongest calendar month

November

85.4% on-time · ~112 flights/mo

Busiest calendar month

May

~148 flights/mo avg

Weakest calendar month

February

70.2% on-time · ~122 flights/mo

Cancellation Rate

0.4%

13 of 3,322 flights

Diversion Rate

0.3%

10 of 3,322 flights

Origin-hub reliability standing

Mid-pack among BOS departures

From BOS, this corridor sits with 49 other 75–85% on-time routes out of 60 tracked departures, not the hub's reliability leaders (6 at ≥85%) and not the softest ( 5 below 75%). Destination: Las Vegas · fleet on-time rank #3429 of 4927.

What the Data Says About BOS to LAS

8,368 tracked flights put the BOS to LAS pairing (Boston to Las Vegas) at a 79.2% on-time rate, squarely in line with the wider network. Delays that do occur run 67.1 minutes on average. Across the 2,381-mile route and its 11 carriers, the trailing 24 months show 0.4% cancelled and 0.3% diverted (3,322 flights sampled).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 94% on-time, while Feb 2025 came in at just 49% - a 45-point swing worth factoring into travel timing.

On the multi-year calendar, BOS–LAS peaks in November at 85.4% on-time while May carries the heaviest traffic (~148 flights per month) ; the softest month is February at 70.2%, a 15.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BOS to LAS rank among US routes by traffic?
According to PlainFlights' route traffic ranking, BOS to LAS ranks #1459 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 BOS to LAS?
Flights from Boston to Las Vegas have a 79.2% on-time rate based on 8,368 flights. The average delay is 67.1 minutes. The best recent month was Oct 2024 with 94% on-time.
What is the cancellation rate for BOS to LAS?
Over the last 24 months, 0.4% of flights on this route were cancelled (13 of 3,322 flights) and 0.3% were diverted.
How far is the flight from BOS to LAS?
The flight distance from Boston (BOS) to Las Vegas (LAS) is approximately 2,381 miles. This route is served by 11 carriers.
When is the best time to fly from BOS to LAS?
The best recent month for on-time performance was Oct 2024 (94% on-time). The worst was Feb 2025 (49% 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 BOS–LAS data

BOS–LAS is mid-pack at 79.2% on-time; month and carrier mix move more than the corridor headline.

  • Compare BOS and LAS airport profiles: delay causes and top routes differ even on the same corridor. BOS airport
  • If your dates flex, November (85.4% on-time) beats February (70.2%) on this corridor. Seasonal chart
  • 4 other routes post a similar 79.2% 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.