Washington, DC → Atlanta, GA flight delays
IAD → ATL · all airlines · 405 flights · May 2026 · source: US BTS
This route is delayed
24%of the time, by +64 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
76%
Delayed 3h+
1.8%
Cancelled
1.5%
Avg when late
+64m
Best & worst day to fly
Most on-time
Saturday
delayed 15%
Worst
Wednesday
delayed 41%
Which airline is most punctual on IAD → ATL?
Deltadelayed 19%
Uniteddelayed 28%
Frontierdelayed 31%
Frequently asked
How often is the Washington, DC to Atlanta, GA flight delayed?
About 24% of IAD → ATL flights arrive late (15+ minutes), by an average of 64 minutes when they do, based on 405 flights in May 2026.
Which airline is most punctual on IAD → ATL?
Delta, delayed 19% of the time — the best of the 3 airlines flying this route.
What is the best day to fly IAD → ATL?
Saturday is the most on-time (delayed 15%), while Wednesday is the worst (delayed 41%).
Airport overviews