Historical on-time performance
San Diego to Baltimore
Flights on SAN–BWI arrive on time 79% of the time over the last 12 months.
based on 1,124 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time79%Medianon timep9030 minCancel1.3%Flights1,124
Why flights run late
Delay causes
- Airline27%
- Weather0%
- Air traffic (NAS)21%
- Late aircraft52%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline27%
- Weather67%
- Air traffic (NAS)7%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 15 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 SAN → BWI
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 66% to 89% on time.
- Overnights89% on time · p90 15 min · 452 flights
- Mornings89% on time · p90 15 min · 1,017 flights
- Evenings79% on time · p90 30 min · 114 flights · limited
- Afternoons71% on time · p90 45 min · 520 flights
- Middays66% on time · p90 50 min · 805 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 85% on time.
- Saturdays85% on time · p90 20 min · 348 flights
- Tuesdays84% on time · p90 20 min · 425 flights
- Wednesdays79% on time · p90 25 min · 422 flights
- Mondays78% on time · p90 35 min · 441 flights
- Fridays77% on time · p90 40 min · 445 flights
- Thursdays76% on time · p90 35 min · 440 flights
- Sundays75% on time · p90 40 min · 387 flights
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