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

Las Vegas, NV (LAS) to Portland, OR (PDX) flight delay odds

78.3% of 2,984 official scheduled LAS-to-PDX flights arrived on time; 12.8% arrived at least 30 minutes late and 0.6% 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 SIGNALGenerally reliable
78.3%arrived on time
12.8%30+ min late
0.6%cancelled
2,984scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.5%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+4.4 mincompleted flights

Which departure time was most reliable for LAS to PDX?

Among qualifying LAS-to-PDX departure window results, Early morning had the highest on-time rate: 89.1% of 652 flights. Night was lowest at 58.5% across 270 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning65289.1%5.2%0.8%
Late morning61085.1%6.4%0.7%
Afternoon72074.7%13.6%0.1%
Evening73273.8%18.9%0.7%
Night27058.5%27.0%1.1%

Which weekday was most reliable for LAS to PDX?

Among qualifying LAS-to-PDX weekday results, Saturday had the highest on-time rate: 83.7% of 337 flights. Friday was lowest at 74.0% across 465 flights.

DayFlightsOn time30+ minCancelled
Monday47080.0%13.2%0.4%
Tuesday40380.1%11.7%0.2%
Wednesday38781.7%9.0%0.0%
Thursday44675.1%16.6%0.9%
Friday46574.0%16.1%0.9%
Saturday33783.7%7.7%0.3%
Sunday47675.6%13.2%1.3%

Which airline was most reliable for LAS to PDX?

Among qualifying LAS-to-PDX airline results, Spirit Airlines had the highest on-time rate: 87.5% of 128 flights. Southwest Airlines was lowest at 72.1% across 1,149 flights.

AirlineFlightsOn time30+ minCancelled
Alaska Airlines1,53482.7%10.0%0.7%
Southwest Airlines1,14972.1%17.4%0.3%
Frontier Airlines17374.0%12.7%2.9%
Spirit Airlines12887.5%5.5%0.0%

Which month was most reliable for LAS to PDX?

Among qualifying LAS-to-PDX month results, February 2026 had the highest on-time rate: 87.4% of 206 flights. June 2026 was lowest at 71.6% across 250 flights.

MonthFlightsOn time30+ minCancelled
July 202530475.7%17.4%0.7%
August 202527682.2%12.0%0.4%
September 202526479.2%10.2%0.0%
October 202525072.4%14.8%1.2%
November 202523883.2%10.1%0.8%
December 202523972.4%16.7%0.0%
January 202622583.6%10.7%0.9%
February 202620687.4%4.9%0.0%
March 202625678.1%12.5%1.2%
April 202623977.8%12.6%0.0%
May 202623778.1%13.1%0.4%
June 202625071.6%16.4%1.6%

What drove LAS to PDX delay minutes?

Late aircraft was the largest recorded LAS-to-PDX delay category, accounting for 55.9% of 35,264 BTS-attributed delay minutes during July 2025–June 2026.

Airline31.2%
Late aircraft55.9%
National airspace9.3%
Weather3.4%
Security0.2%
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.