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

Baltimore, MD (BWI) to Columbus, OH (CMH) flight delay odds

77.1% of 1,056 official scheduled BWI-to-CMH flights arrived on time; 14.0% arrived at least 30 minutes late and 2.1% 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
77.1%arrived on time
14.0%30+ min late
2.1%cancelled
1,056scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.1%all scheduled flights
120+ minutes late2.7%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+7.4 mincompleted flights

Which departure time was most reliable for BWI to CMH?

Among qualifying BWI-to-CMH departure window results, Late morning had the highest on-time rate: 89.2% of 333 flights. Night was lowest at 65.5% across 238 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning33389.2%5.7%1.5%
Afternoon21071.0%17.6%1.9%
Evening24174.3%17.0%0.8%
Night23865.5%21.4%4.6%

Which weekday was most reliable for BWI to CMH?

Among qualifying BWI-to-CMH weekday results, Tuesday had the highest on-time rate: 86.2% of 152 flights. Sunday was lowest at 66.5% across 158 flights.

DayFlightsOn time30+ minCancelled
Monday15576.1%13.5%1.9%
Tuesday15286.2%8.6%0.0%
Wednesday14881.8%10.1%2.0%
Thursday15276.3%13.8%2.6%
Friday15280.3%13.8%0.7%
Saturday13972.7%18.0%1.4%
Sunday15866.5%20.3%5.7%

Which airline was most reliable for BWI to CMH?

Only Southwest Airlines met the BWI-to-CMH airline threshold: 77.1% of 1,056 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,05677.1%14.0%2.1%

Which month was most reliable for BWI to CMH?

Among qualifying BWI-to-CMH month results, September 2025 had the highest on-time rate: 86.7% of 90 flights. July 2025 was lowest at 56.5% across 92 flights.

MonthFlightsOn time30+ minCancelled
July 20259256.5%26.1%9.8%
August 20259282.6%9.8%2.2%
September 20259086.7%7.8%0.0%
October 20259776.3%14.4%0.0%
November 20259182.4%9.9%0.0%
December 20259574.7%15.8%0.0%
January 20267275.0%8.3%6.9%
February 20267183.1%5.6%5.6%
March 20269169.2%26.4%0.0%
April 20268783.9%8.0%0.0%
May 20268879.5%15.9%0.0%
June 20269076.7%16.7%2.2%

What drove BWI to CMH delay minutes?

Late aircraft was the largest recorded BWI-to-CMH delay category, accounting for 55.7% of 13,632 BTS-attributed delay minutes during July 2025–June 2026.

Airline30.1%
Late aircraft55.7%
National airspace10.7%
Weather3.1%
Security0.3%
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.