Denver, CO → San Antonio, TX flight delays
DEN → SAT · all airlines · 250 flights · April 2026 · source: US BTS
This route is delayed
15%of the time, by +50 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
85%
Delayed 3h+
0.4%
Cancelled
0.4%
Avg when late
+50m
Best & worst day to fly
Most on-time
Wednesday
delayed 3%
Worst
Friday
delayed 28%
Which airline is most punctual on DEN → SAT?
Uniteddelayed 8%
Frontierdelayed 13%
Southwestdelayed 21%
Frequently asked
How often is the Denver, CO to San Antonio, TX flight delayed?
About 15% of DEN → SAT flights arrive late (15+ minutes), by an average of 50 minutes when they do, based on 250 flights in April 2026.
Which airline is most punctual on DEN → SAT?
United, delayed 8% of the time — the best of the 3 airlines flying this route.
What is the best day to fly DEN → SAT?
Wednesday is the most on-time (delayed 3%), while Friday is the worst (delayed 28%).
Airport overviews