Denver, CO → Houston, TX flight delays
DEN → IAH · all airlines · 360 flights · April 2026 · source: US BTS
This route is delayed
14%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
86%
Delayed 3h+
0.3%
Cancelled
0%
Avg when late
+54m
Best & worst day to fly
Most on-time
Monday
delayed 6%
Worst
Saturday
delayed 29%
Which airline is most punctual on DEN → IAH?
Uniteddelayed 13%
Frontierdelayed 17%
Frequently asked
How often is the Denver, CO to Houston, TX flight delayed?
About 14% of DEN → IAH flights arrive late (15+ minutes), by an average of 54 minutes when they do, based on 360 flights in April 2026.
Which airline is most punctual on DEN → IAH?
United, delayed 13% of the time — the best of the 2 airlines flying this route.
What is the best day to fly DEN → IAH?
Monday is the most on-time (delayed 6%), while Saturday is the worst (delayed 29%).
Airport overviews