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

Omaha, NE (OMA) to St. Louis, MO (STL) flight delay odds

89.0% of 826 official scheduled OMA-to-STL flights arrived on time; 6.7% 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
89.0%arrived on time
6.7%30+ min late
0.4%cancelled
826scheduled 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 late1.1%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival-3.8 mincompleted flights

Which departure time was most reliable for OMA to STL?

Among qualifying OMA-to-STL departure window results, Early morning had the highest on-time rate: 94.5% of 364 flights. Evening was lowest at 77.5% across 204 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36494.5%3.3%0.5%
Afternoon24490.2%4.5%0.0%
Evening20477.5%15.2%0.5%

Which weekday was most reliable for OMA to STL?

Among qualifying OMA-to-STL weekday results, Wednesday had the highest on-time rate: 95.8% of 118 flights. Thursday was lowest at 81.5% across 119 flights.

DayFlightsOn time30+ minCancelled
Monday12282.8%9.0%0.8%
Tuesday12291.0%6.6%0.0%
Wednesday11895.8%1.7%0.0%
Thursday11981.5%10.9%0.8%
Friday12494.4%4.0%0.0%
Saturday8790.8%8.0%0.0%
Sunday13487.3%6.7%0.7%

Which airline was most reliable for OMA to STL?

Only Southwest Airlines met the OMA-to-STL airline threshold: 89.0% of 826 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines82689.0%6.7%0.4%

Which month was most reliable for OMA to STL?

Among qualifying OMA-to-STL month results, September 2025 had the highest on-time rate: 97.4% of 78 flights. June 2026 was lowest at 83.1% across 65 flights.

MonthFlightsOn time30+ minCancelled
July 20256689.4%9.1%0.0%
August 20257796.1%2.6%0.0%
September 20257897.4%0.0%0.0%
October 20258886.4%3.4%0.0%
November 20257291.7%6.9%0.0%
December 20257384.9%9.6%1.4%
January 20266196.7%1.6%0.0%
February 20265583.6%7.3%0.0%
March 20266283.9%11.3%3.2%
April 20266387.3%11.1%0.0%
May 20266684.8%6.1%0.0%
June 20266583.1%13.8%0.0%

What drove OMA to STL delay minutes?

Late aircraft was the largest recorded OMA-to-STL delay category, accounting for 62.7% of 5,352 BTS-attributed delay minutes during July 2025–June 2026.

Airline24.3%
Late aircraft62.7%
National airspace8.9%
Weather2.6%
Security1.4%
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.