San Francisco, CA → Denver, CO flight delays
SFO → DEN · all airlines · 426 flights · April 2026 · source: US BTS
This route is delayed
25%of the time, by +51 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
75%
Delayed 3h+
0.2%
Cancelled
0.7%
Avg when late
+51m
Best & worst day to fly
Most on-time
Wednesday
delayed 18%
Worst
Thursday
delayed 33%
Which airline is most punctual on SFO → DEN?
Uniteddelayed 16%
Frontierdelayed 35%
Southwestdelayed 44%
Frequently asked
How often is the San Francisco, CA to Denver, CO flight delayed?
About 25% of SFO → DEN flights arrive late (15+ minutes), by an average of 51 minutes when they do, based on 426 flights in April 2026.
Which airline is most punctual on SFO → DEN?
United, delayed 16% of the time — the best of the 3 airlines flying this route.
What is the best day to fly SFO → DEN?
Wednesday is the most on-time (delayed 18%), while Thursday is the worst (delayed 33%).
Airport overviews