Raleigh/Durham, NC → Miami, FL flight delays
RDU → MIA · all airlines · 203 flights · May 2026 · source: US BTS
This route is delayed
22%of the time, by +110 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
78%
Delayed 3h+
3%
Cancelled
0%
Avg when late
+110m
Best & worst day to fly
Most on-time
Wednesday
delayed 4%
Worst
Saturday
delayed 34%
Which airline is most punctual on RDU → MIA?
Deltadelayed 16%
Americandelayed 25%
Frequently asked
How often is the Raleigh/Durham, NC to Miami, FL flight delayed?
About 22% of RDU → MIA flights arrive late (15+ minutes), by an average of 110 minutes when they do, based on 203 flights in May 2026.
Which airline is most punctual on RDU → MIA?
Delta, delayed 16% of the time — the best of the 2 airlines flying this route.
What is the best day to fly RDU → MIA?
Wednesday is the most on-time (delayed 4%), while Saturday is the worst (delayed 34%).
Airport overviews