Chicago, IL → Miami, FL flight delays
ORD → MIA · all airlines · 401 flights · April 2026 · source: US BTS
This route is delayed
26%of the time, by +57 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
74%
Delayed 3h+
1.3%
Cancelled
1.2%
Avg when late
+57m
Best & worst day to fly
Most on-time
Saturday
delayed 16%
Worst
Thursday
delayed 37%
Which airline is most punctual on ORD → MIA?
Americandelayed 23%
Uniteddelayed 24%
Spiritdelayed 51%
Frequently asked
How often is the Chicago, IL to Miami, FL flight delayed?
About 26% of ORD → MIA flights arrive late (15+ minutes), by an average of 57 minutes when they do, based on 401 flights in April 2026.
Which airline is most punctual on ORD → MIA?
American, delayed 23% of the time — the best of the 3 airlines flying this route.
What is the best day to fly ORD → MIA?
Saturday is the most on-time (delayed 16%), while Thursday is the worst (delayed 37%).
Airport overviews