Denver, CO → Boise, ID flight delays
DEN → BOI · all airlines · 248 flights · April 2026 · source: US BTS
This route is delayed
18%of the time, by +42 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
82%
Delayed 3h+
0.4%
Cancelled
0%
Avg when late
+42m
Best & worst day to fly
Most on-time
Saturday
delayed 6%
Worst
Friday
delayed 34%
Which airline is most punctual on DEN → BOI?
SkyWestdelayed 10%
Uniteddelayed 20%
Southwestdelayed 24%
Frequently asked
How often is the Denver, CO to Boise, ID flight delayed?
About 18% of DEN → BOI flights arrive late (15+ minutes), by an average of 42 minutes when they do, based on 248 flights in April 2026.
Which airline is most punctual on DEN → BOI?
SkyWest, delayed 10% of the time — the best of the 3 airlines flying this route.
What is the best day to fly DEN → BOI?
Saturday is the most on-time (delayed 6%), while Friday is the worst (delayed 34%).
Airport overviews