Historical on-time performance
Chicago to Long Beach
1,741 miData through Dec 2025Source: US DOT · BTS
Flights on MDW–LGB arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 215 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time78%Medianon timep9025 minCancel0.0%Flights215
Why flights run late
Delay causes
- Airline45%
- Weather2%
- Air traffic (NAS)6%
- Late aircraft47%
- Security0%
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 MDW → LGB
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 — 83% on time.
- Mornings83% on time · p90 20 min · 650 flights
- Middays73% on time · p90 35 min · 341 flights
- Afternoons68% on time · p90 55 min · 276 flights
- Evenings61% on time · p90 45 min · 110 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 72% to 81% on time.
- Tuesdays81% on time · p90 30 min · 213 flights
- Mondays76% on time · p90 35 min · 212 flights
- Fridays76% on time · p90 30 min · 212 flights
- Thursdays76% on time · p90 35 min · 210 flights
- Wednesdays75% on time · p90 25 min · 213 flights
- Saturdays74% on time · p90 35 min · 134 flights · limited
- Sundays72% on time · p90 35 min · 183 flights · limited
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