Historical on-time performance
Pittsburgh to Baltimore
210 miData through Dec 2025Source: US DOT · BTS
Flights on PIT–BWI arrive on time 84% of the time over the last 12 months.
On-time rate84%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled1.3%of scheduled flights
based on 1,074 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time84%Medianon timep9025 minCancel1.3%Flights1,074
Why flights run late
Delay causes
- Airline24%
- Weather6%
- Air traffic (NAS)26%
- Late aircraft43%
- 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 PIT → BWI
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 — 93% on time.
- Mornings93% on time · p90 5 min · 1,167 flights
- Middays91% on time · p90 10 min · 945 flights
- Afternoons79% on time · p90 25 min · 331 flights
- Evenings72% on time · p90 50 min · 767 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 84% to 89% on time.
- Tuesdays89% on time · p90 15 min · 471 flights
- Wednesdays88% on time · p90 20 min · 470 flights
- Thursdays87% on time · p90 20 min · 464 flights
- Mondays86% on time · p90 15 min · 471 flights
- Fridays85% on time · p90 25 min · 467 flights
- Sundays84% on time · p90 25 min · 457 flights
- Saturdays84% on time · p90 25 min · 410 flights
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