Raleigh/Durham, NC → Philadelphia, PA flight delays
RDU → PHL · all airlines · 235 flights · April 2026 · source: US BTS
This route is delayed
17%of the time, by +97 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
83%
Delayed 3h+
2.1%
Cancelled
0.4%
Avg when late
+97m
Best & worst day to fly
Most on-time
Monday
delayed 13%
Worst
Sunday
delayed 24%
Which airline is most punctual on RDU → PHL?
Americandelayed 11%
Republicdelayed 13%
PSAdelayed 17%
Frontierdelayed 30%
Frequently asked
How often is the Raleigh/Durham, NC to Philadelphia, PA flight delayed?
About 17% of RDU → PHL flights arrive late (15+ minutes), by an average of 97 minutes when they do, based on 235 flights in April 2026.
Which airline is most punctual on RDU → PHL?
American, delayed 11% of the time — the best of the 4 airlines flying this route.
What is the best day to fly RDU → PHL?
Monday is the most on-time (delayed 13%), while Sunday is the worst (delayed 24%).
Airport overviews