DEN → SUXDenver to Sioux City

live

Direct flights from Denver (DEN) to Sioux City (SUX): 7 nonstop departures observed each week across 1 airline. 80% of the last 10 operated flights arrived within 15 minutes of schedule. The median arrival is 7 minutes early. No cancellations were recorded across the 10 tracked flights. The nonstop covers 749 km, an estimated 1 hour 28 minutes in the air. Measured by Pro Flight Search from live flight boards at Denver and Sioux City. Updated 11 September 2026 at 04:38 UTC.

DEN Denver smooth · +3
SUX Sioux City tracking
749 km · ~1h 28m est.
dep bank 08:15–21:057x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
80% on time

of the last 10 operated DEN → SUX flights arrived within 15 minutes

Median arrival delay is −7 min. 0 of 10 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−7 minacross the last 10 operated legs
Flight time~1h 28mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 10

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
United Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
United AirlinesUA80% on time

Flights UA5104 08:15 daily · UA5101 21:05 Mo Tu We Th Fr Su

History

operated legs · board outcomes
09-10UA5101departed−11
09-09UA5101departed+196
09-08UA5101departed−2
09-07UA5101departed−5
09-07UA5104departed−7
09-06UA5101departed+25
09-06UA5104departed−10
09-05UA5104departed−10
09-04UA5101departed−9
09-04UA5104departed−7

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
DENDenver +3 min smooth 🌤 scattered clouds · SSE 12 kt Full DEN delay board →
SUXSioux City tracking Full SUX delay board →

How the Denver to Sioux City route actually runs

Pro Flight Search records official board updates for nonstop DEN to SUX flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Denver (DEN) to Sioux City (SUX) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/DEN-SUX
How we measure this →

DEN to SUX questions

Is DEN–SUX running on time right now?

Smooth skies ahead. The departure side at DEN is the weaker end, route health score 92/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on DEN–SUX?

Operators schedule morning departures around 08:15 and evening departures around 21:05 from DEN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SUX delay card to confirm conditions when you'd arrive.

How long is the flight from DEN to SUX?

Great-circle distance is 749 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 83–94 min gate-to-gate on this route.

How often does DEN–SUX fly?

United Airlines runs the route with about 13 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.