Historical on-time performance
Baltimore to Greenville
Flights on BWI–GSP arrive on time 81% of the time over the last 12 months.
based on 720 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time81%Medianon timep9045 minCancel1.3%Flights720
Why flights run late
Delay causes
- Airline27%
- Weather6%
- Air traffic (NAS)12%
- Late aircraft54%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline11%
- Weather78%
- Air traffic (NAS)11%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 9 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 → GSP
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 58% to 90% on time.
- Mornings90% on time · p90 10 min · 703 flights
- Middays89% on time · p90 15 min · 176 flights · limited
- Evenings71% on time · p90 60 min · 432 flights
- Afternoons65% on time · p90 55 min · 223 flights
- Overnights58% on time · p90 105 min · 268 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 82% on time.
- Tuesdays82% on time · p90 25 min · 252 flights
- Thursdays80% on time · p90 45 min · 256 flights
- Wednesdays80% on time · p90 45 min · 251 flights
- Saturdays78% on time · p90 45 min · 251 flights
- Sundays76% on time · p90 40 min · 279 flights
- Fridays74% on time · p90 55 min · 257 flights
- Mondays73% on time · p90 45 min · 256 flights
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