Historical on-time performance
Baltimore to Columbus
336 miData through Dec 2025Source: US DOT · BTS
Flights on BWI–CMH arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled1.6%of scheduled flights
based on 1,061 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time75%Medianon timep9045 minCancel1.6%Flights1,061
Why flights run late
Delay causes
- Airline30%
- Weather4%
- Air traffic (NAS)7%
- Late aircraft58%
- Security1%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly BWI → CMH
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 91% on time.
- Mornings91% on time · p90 10 min · 637 flights
- Middays85% on time · p90 20 min · 511 flights
- Afternoons73% on time · p90 40 min · 837 flights
- Evenings61% on time · p90 60 min · 286 flights
- Overnights59% on time · p90 70 min · 984 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 64% to 79% on time.
- Tuesdays79% on time · p90 35 min · 468 flights
- Wednesdays77% on time · p90 30 min · 466 flights
- Saturdays75% on time · p90 45 min · 419 flights
- Thursdays74% on time · p90 40 min · 474 flights
- Mondays71% on time · p90 45 min · 481 flights
- Fridays70% on time · p90 45 min · 478 flights
- Sundays64% on time · p90 55 min · 469 flights
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