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

New Orleans, LA (MSY) to Baltimore, MD (BWI) flight delay odds

79.6% of 1,180 official scheduled MSY-to-BWI flights arrived on time; 11.2% arrived at least 30 minutes late and 1.4% 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
79.6%arrived on time
11.2%30+ min late
1.4%cancelled
1,180scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.7%all scheduled flights
120+ minutes late2.0%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+5.7 mincompleted flights

Which departure time was most reliable for MSY to BWI?

Among qualifying MSY-to-BWI departure window results, Early morning had the highest on-time rate: 94.4% of 390 flights. Evening was lowest at 53.0% across 134 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning39094.4%3.1%1.0%
Late morning23388.4%6.9%0.9%
Afternoon40869.1%16.4%1.5%
Evening13453.0%26.1%3.0%

Which weekday was most reliable for MSY to BWI?

Among qualifying MSY-to-BWI weekday results, Wednesday had the highest on-time rate: 86.6% of 142 flights. Sunday was lowest at 72.7% across 205 flights.

DayFlightsOn time30+ minCancelled
Monday18274.7%10.4%2.2%
Tuesday14886.5%9.5%0.0%
Wednesday14286.6%7.7%1.4%
Thursday18175.7%14.4%0.0%
Friday18181.8%10.5%1.7%
Saturday14183.7%10.6%0.0%
Sunday20572.7%13.7%3.9%

Which airline was most reliable for MSY to BWI?

Among qualifying MSY-to-BWI airline results, Southwest Airlines had the highest on-time rate: 79.6% of 1,030 flights. Spirit Airlines was lowest at 79.5% across 132 flights.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,03079.6%11.3%1.6%
Spirit Airlines13279.5%9.8%0.8%
Frontier Airlines1877.8%16.7%0.0%

Which month was most reliable for MSY to BWI?

Among qualifying MSY-to-BWI month results, September 2025 had the highest on-time rate: 86.5% of 96 flights. March 2026 was lowest at 71.1% across 97 flights.

MonthFlightsOn time30+ minCancelled
July 202511272.3%17.0%3.6%
August 202510286.3%4.9%2.9%
September 20259686.5%6.2%0.0%
October 202511476.3%9.6%0.0%
November 202511178.4%12.6%0.0%
December 202511486.0%10.5%0.9%
January 20267678.9%13.2%3.9%
February 20267978.5%7.6%5.1%
March 20269771.1%13.4%2.1%
April 202610086.0%10.0%0.0%
May 20269377.4%10.8%0.0%
June 20268676.7%18.6%0.0%

What drove MSY to BWI delay minutes?

Late aircraft was the largest recorded MSY-to-BWI delay category, accounting for 53.4% of 12,185 BTS-attributed delay minutes during July 2025–June 2026.

Airline27.6%
Late aircraft53.4%
National airspace15.3%
Weather3.0%
Security0.6%
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.