Historical on-time performance
Chicago to Myrtle Beach
738 miData through Dec 2025Source: US DOT · BTS
Flights on MDW–MYR arrive on time 76% of the time over the last 12 months.
On-time rate76%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 331 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 timep9030 minCancel0.3%Flights331
Why flights run late
Delay causes
- Airline30%
- Weather0%
- Air traffic (NAS)15%
- Late aircraft55%
- 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 → MYR
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 57% to 85% on time.
- Mornings85% on time · p90 20 min · 143 flights · limited
- Middays82% on time · p90 25 min · 217 flights
- Afternoons75% on time · p90 40 min · 561 flights
- Evenings72% on time · p90 35 min · 199 flights · limited
- Overnights57% on time · p90 70 min · 186 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 78% on time.
- Mondays78% on time · p90 35 min · 179 flights · limited
- Fridays75% on time · p90 35 min · 178 flights · limited
- Saturdays74% on time · p90 30 min · 195 flights · limited
- Tuesdays74% on time · p90 45 min · 179 flights · limited
- Thursdays74% on time · p90 40 min · 178 flights · limited
- Sundays74% on time · p90 35 min · 217 flights
- Wednesdays68% on time · p90 45 min · 180 flights · limited
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