BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
PIT→LAS

Pittsburgh, PA (PIT) to Las Vegas, NV (LAS) flight delay odds

82.1% of 758 official scheduled PIT-to-LAS flights arrived on time; 10.6% arrived at least 30 minutes late and 0.4% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
82.1%arrived on time
10.6%30+ min late
0.4%cancelled
758scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.4%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+0.9 mincompleted flights

Which departure time was most reliable for PIT to LAS?

Among qualifying PIT-to-LAS departure window results, Early morning had the highest on-time rate: 94.3% of 334 flights. Evening was lowest at 67.9% across 277 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning33494.3%2.4%0.3%
Afternoon13680.1%13.2%0.0%
Evening27767.9%19.5%0.7%

Which weekday was most reliable for PIT to LAS?

Among qualifying PIT-to-LAS weekday results, Tuesday had the highest on-time rate: 89.0% of 100 flights. Sunday was lowest at 76.0% across 125 flights.

DayFlightsOn time30+ minCancelled
Monday11379.6%12.4%0.0%
Tuesday10089.0%7.0%0.0%
Wednesday9287.0%4.3%1.1%
Thursday10778.5%10.3%0.9%
Friday11278.6%15.2%0.0%
Saturday10988.1%7.3%0.0%
Sunday12576.0%15.2%0.8%

Which airline was most reliable for PIT to LAS?

Among qualifying PIT-to-LAS airline results, Southwest Airlines had the highest on-time rate: 82.3% of 655 flights. Spirit Airlines was lowest at 80.6% across 103 flights.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines65582.3%10.2%0.5%
Spirit Airlines10380.6%12.6%0.0%

Which month was most reliable for PIT to LAS?

Among qualifying PIT-to-LAS month results, April 2026 had the highest on-time rate: 87.3% of 63 flights. July 2025 was lowest at 77.9% across 77 flights.

MonthFlightsOn time30+ minCancelled
July 20257777.9%14.3%2.6%
August 20257883.3%7.7%0.0%
September 20258881.8%11.4%0.0%
October 20259082.2%10.0%0.0%
November 20256083.3%8.3%0.0%
December 20254678.3%15.2%0.0%
January 20264381.4%11.6%2.3%
February 20264486.4%9.1%0.0%
March 20266279.0%11.3%0.0%
April 20266387.3%7.9%0.0%
May 20266684.8%9.1%0.0%
June 20264178.0%12.2%0.0%

What drove PIT to LAS delay minutes?

Late aircraft was the largest recorded PIT-to-LAS delay category, accounting for 51.1% of 6,873 BTS-attributed delay minutes during July 2025–June 2026.

Airline24.0%
Late aircraft51.1%
National airspace24.0%
Weather0.9%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.