Salt Lake City, UT → Denver, CO flight delays
SLC → DEN · all airlines · 640 flights · April 2026 · source: US BTS
This route is delayed
20%of the time, by +48 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
80%
Delayed 3h+
0.8%
Cancelled
0%
Avg when late
+48m
Best & worst day to fly
Most on-time
Tuesday
delayed 8%
Worst
Friday
delayed 27%
Which airline is most punctual on SLC → DEN?
Frontierdelayed 7%
Uniteddelayed 16%
SkyWestdelayed 17%
Deltadelayed 18%
Southwestdelayed 32%
Frequently asked
How often is the Salt Lake City, UT to Denver, CO flight delayed?
About 20% of SLC → DEN flights arrive late (15+ minutes), by an average of 48 minutes when they do, based on 640 flights in April 2026.
Which airline is most punctual on SLC → DEN?
Frontier, delayed 7% of the time — the best of the 5 airlines flying this route.
What is the best day to fly SLC → DEN?
Tuesday is the most on-time (delayed 8%), while Friday is the worst (delayed 27%).
Airport overviews