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

Spokane, WA (GEG) to Portland, OR (PDX) flight delay odds

86.4% of 962 official scheduled GEG-to-PDX flights arrived on time; 7.9% arrived at least 30 minutes late and 0.9% 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
86.4%arrived on time
7.9%30+ min late
0.9%cancelled
962scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.1%all scheduled flights
120+ minutes late1.6%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+0.4 mincompleted flights

Which departure time was most reliable for GEG to PDX?

Among qualifying GEG-to-PDX departure window results, Early morning had the highest on-time rate: 95.0% of 282 flights. Afternoon was lowest at 82.8% across 623 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning28295.0%2.8%0.7%
Afternoon62382.8%10.4%1.0%

Which weekday was most reliable for GEG to PDX?

Among qualifying GEG-to-PDX weekday results, Wednesday had the highest on-time rate: 90.8% of 130 flights. Friday was lowest at 83.3% across 144 flights.

DayFlightsOn time30+ minCancelled
Monday14584.8%9.0%0.7%
Tuesday13885.5%8.0%0.7%
Wednesday13090.8%6.2%0.0%
Thursday13984.2%7.9%2.2%
Friday14483.3%8.3%1.4%
Saturday12686.5%10.3%0.8%
Sunday14090.0%5.7%0.7%

Which airline was most reliable for GEG to PDX?

Among qualifying GEG-to-PDX airline results, Alaska Airlines had the highest on-time rate: 90.0% of 548 flights. SkyWest Airlines was lowest at 81.6% across 414 flights.

AirlineFlightsOn time30+ minCancelled
Alaska Airlines54890.0%4.6%1.3%
SkyWest Airlines41481.6%12.3%0.5%

Which month was most reliable for GEG to PDX?

Among qualifying GEG-to-PDX month results, April 2026 had the highest on-time rate: 97.7% of 44 flights. June 2026 was lowest at 76.2% across 101 flights.

MonthFlightsOn time30+ minCancelled
July 20255881.0%13.8%0.0%
August 20257190.1%5.6%0.0%
September 20258890.9%3.4%0.0%
October 20258883.0%8.0%2.3%
November 20259493.6%5.3%1.1%
December 202511381.4%6.2%1.8%
January 20269187.9%3.3%2.2%
February 20268086.2%8.8%2.5%
March 20266586.2%9.2%0.0%
April 20264497.7%2.3%0.0%
May 20266989.9%5.8%0.0%
June 202610176.2%20.8%0.0%

What drove GEG to PDX delay minutes?

Late aircraft was the largest recorded GEG-to-PDX delay category, accounting for 49.2% of 7,157 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.5%
Late aircraft49.2%
National airspace17.8%
Weather3.4%
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.