San Francisco, CA → Washington, DC flight delays
SFO → IAD · all airlines · 231 flights · April 2026 · source: US BTS
This route is delayed
16%of the time, by +54 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
84%
Delayed 3h+
0%
Cancelled
0.4%
Avg when late
+54m
Best & worst day to fly
Most on-time
Sunday
delayed 6%
Worst
Friday
delayed 23%
Frequently asked
How often is the San Francisco, CA to Washington, DC flight delayed?
About 16% of SFO → IAD flights arrive late (15+ minutes), by an average of 54 minutes when they do, based on 231 flights in April 2026.
What is the best day to fly SFO → IAD?
Sunday is the most on-time (delayed 6%), while Friday is the worst (delayed 23%).
Airport overviews