Houston, TX → Dallas/Fort Worth, TX flight delays
IAH → DFW · all airlines · 518 flights · May 2026 · source: US BTS
This route is delayed
28%of the time, by +120 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
72%
Delayed 3h+
4.8%
Cancelled
3.1%
Avg when late
+120m
Best & worst day to fly
Most on-time
Saturday
delayed 21%
Worst
Friday
delayed 40%
Which airline is most punctual on IAH → DFW?
Americandelayed 26%
Uniteddelayed 31%
Envoydelayed 31%
Frequently asked
How often is the Houston, TX to Dallas/Fort Worth, TX flight delayed?
About 28% of IAH → DFW flights arrive late (15+ minutes), by an average of 120 minutes when they do, based on 518 flights in May 2026.
Which airline is most punctual on IAH → DFW?
American, delayed 26% of the time — the best of the 3 airlines flying this route.
What is the best day to fly IAH → DFW?
Saturday is the most on-time (delayed 21%), while Friday is the worst (delayed 40%).
Airport overviews