Historical on-time performance
Baltimore to Columbus
336 miData through May 2026Source: US DOT · BTS
Flights on BWI–CMH arrive on time 76% of the time over the last 12 months.
On-time rate76%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled2.0%of scheduled flights
based on 1,056 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time76%Medianon timep9045 minCancel2.0%Flights1,056
Why flights run late
Delay causes
- Airline31%
- Weather3%
- Air traffic (NAS)11%
- Late aircraft55%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline10%
- Weather86%
- Air traffic (NAS)5%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 21 cancellations with a reported cause (BTS reports causes from June 2003).
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 (2023-06 .. 2026-05).
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 · 580 flights
- Middays85% on time · p90 20 min · 573 flights
- Afternoons72% on time · p90 45 min · 755 flights
- Overnights63% on time · p90 65 min · 984 flights
- Evenings62% on time · p90 65 min · 351 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 66% to 80% on time.
- Tuesdays80% on time · p90 30 min · 457 flights
- Wednesdays79% on time · p90 35 min · 454 flights
- Thursdays75% on time · p90 40 min · 474 flights
- Saturdays75% on time · p90 50 min · 422 flights
- Fridays73% on time · p90 45 min · 478 flights
- Mondays69% on time · p90 55 min · 475 flights
- Sundays66% on time · p90 50 min · 483 flights
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