ORD → MIA Spirit Airlines

Spirit Airlines · Chicago, IL to Miami, FL · 348 flights, 2025-07-01 to 2026-05-01 · aggregated across 10 flight numbers

This route runs much more reliably at some times of day than others — 84% on-time departing 12–3pm vs. 31% departing 3–6pm.
On-time arrival
63%
Median delay
0 min
90th percentile
+77 min
Cancellation rate
6%

How on-time is Spirit Airlines from ORD to MIA?

Across every Spirit Airlines flight number on ORD → MIA (348 flights, 2025-07-01 to 2026-05-01), 63% arrived within 15 minutes of schedule. Median arrival delay 0 min; the worst 10% ran +77 min or later. 6% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time20463%
16-30 min3110%
31-60 min4514%
61-120 min278%
2+ hrs196%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072983%+2 min
2025-083187%-10 min
2025-093083%+7 min
2025-101782%-1 min
2025-112488%-3 min
2025-122756%+22 min
2026-014144%+36 min
2026-024055%+28 min
2026-034939%+43 min
2026-043749%+28 min
2026-051100%+2 min

Performance by day of week

DayFlightsOn-time
Mon5263%
Tue3956%
Wed3762%
Thu5271%
Fri4963%
Sat4965%
Sun4854%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…