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

New Orleans, LA (MSY) to Salt Lake City, UT (SLC) flight delay odds

91.4% of 455 official scheduled MSY-to-SLC flights arrived on time; 4.6% arrived at least 30 minutes late and 0.2% 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
91.4%arrived on time
4.6%30+ min late
0.2%cancelled
455scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late3.5%all scheduled flights
120+ minutes late1.5%all scheduled flights
Diverted0.7%did not reach as scheduled
Average arrival-5.9 mincompleted flights

Which departure time was most reliable for MSY to SLC?

Among qualifying MSY-to-SLC departure window results, Afternoon had the highest on-time rate: 92.3% of 364 flights. Evening was lowest at 87.9% across 91 flights.

Departure windowFlightsOn time30+ minCancelled
Afternoon36492.3%4.4%0.0%
Evening9187.9%5.5%1.1%

Which weekday was most reliable for MSY to SLC?

Among qualifying MSY-to-SLC weekday results, Sunday had the highest on-time rate: 95.6% of 68 flights. Saturday was lowest at 87.7% across 57 flights.

DayFlightsOn time30+ minCancelled
Monday6788.1%6.0%0.0%
Tuesday6894.1%0.0%0.0%
Wednesday6693.9%4.5%0.0%
Thursday6388.9%7.9%0.0%
Friday6690.9%4.5%1.5%
Saturday5787.7%7.0%0.0%
Sunday6895.6%2.9%0.0%

Which airline was most reliable for MSY to SLC?

Only Delta Air Lines met the MSY-to-SLC airline threshold: 91.4% of 455 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines45591.4%4.6%0.2%

Which month was most reliable for MSY to SLC?

Among qualifying MSY-to-SLC month results, January 2026 had the highest on-time rate: 100.0% of 34 flights. March 2026 was lowest at 80.8% across 52 flights.

MonthFlightsOn time30+ minCancelled
July 20253190.3%3.2%0.0%
August 20253196.8%3.2%0.0%
September 202530100.0%0.0%0.0%
October 20253096.7%3.3%0.0%
November 20252996.6%3.4%0.0%
December 20254195.1%0.0%0.0%
January 202634100.0%0.0%0.0%
February 20263585.7%11.4%0.0%
March 20265280.8%3.8%1.9%
April 20265691.1%5.4%0.0%
May 20265687.5%7.1%0.0%
June 20263086.7%13.3%0.0%

What drove MSY to SLC delay minutes?

Late aircraft was the largest recorded MSY-to-SLC delay category, accounting for 54.9% of 2,335 BTS-attributed delay minutes during July 2025–June 2026.

Airline30.4%
Late aircraft54.9%
National airspace14.6%
Weather0.0%
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.