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

Minneapolis, MN (MSP) to Missoula, MT (MSO) flight delay odds

76.3% of 489 official scheduled MSP-to-MSO flights arrived on time; 17.0% 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 SIGNALGenerally reliable
76.3%arrived on time
17.0%30+ min late
0.4%cancelled
489scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.4%all scheduled flights
120+ minutes late3.1%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+8.5 mincompleted flights

Which departure time was most reliable for MSP to MSO?

Among qualifying MSP-to-MSO departure window results, Afternoon had the highest on-time rate: 85.5% of 131 flights. Evening was lowest at 69.6% across 214 flights.

Departure windowFlightsOn time30+ minCancelled
Afternoon13185.5%8.4%0.0%
Evening21469.6%20.6%0.9%
Night14477.8%19.4%0.0%

Which weekday was most reliable for MSP to MSO?

Among qualifying MSP-to-MSO weekday results, Thursday had the highest on-time rate: 85.7% of 70 flights. Sunday was lowest at 64.3% across 70 flights.

DayFlightsOn time30+ minCancelled
Monday7174.6%19.7%0.0%
Tuesday7183.1%14.1%0.0%
Wednesday6966.7%20.3%0.0%
Thursday7085.7%10.0%0.0%
Friday7077.1%18.6%0.0%
Saturday6882.4%10.3%1.5%
Sunday7064.3%25.7%1.4%

Which airline was most reliable for MSP to MSO?

Only Delta Air Lines met the MSP-to-MSO airline threshold: 76.3% of 489 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines48976.3%17.0%0.4%

Which month was most reliable for MSP to MSO?

Among qualifying MSP-to-MSO month results, September 2025 had the highest on-time rate: 94.9% of 39 flights. March 2026 was lowest at 45.2% across 31 flights.

MonthFlightsOn time30+ minCancelled
July 20256269.4%24.2%0.0%
August 20256091.7%5.0%0.0%
September 20253994.9%5.1%0.0%
October 20253187.1%9.7%0.0%
November 20253080.0%13.3%0.0%
December 20253167.7%22.6%0.0%
January 20263151.6%29.0%0.0%
February 20262867.9%21.4%0.0%
March 20263145.2%38.7%6.5%
April 20263083.3%13.3%0.0%
May 20265685.7%12.5%0.0%
June 20266073.3%18.3%0.0%

What drove MSP to MSO delay minutes?

Airline was the largest recorded MSP-to-MSO delay category, accounting for 57.4% of 7,192 BTS-attributed delay minutes during July 2025–June 2026.

Airline57.4%
Late aircraft24.9%
National airspace16.1%
Weather1.7%
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.