Denver (DEN) to Sioux City (SUX)
Flight time
≈ 1h 44m
Bearing
65° NE
Denver (DEN) to Sioux City (SUX) is 466 miles (749 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies DEN–SUX
Filed traffic dataIn July 2026, SkyWest Airlines was the only carrier flying nonstop DEN–SUX; the Bombardier CRJ-200 was the most common aircraft at 98% of departures; flights ran 77% full.
Departures
96
July 2026
Seats
4,800
both directions
Passengers
3,696
both directions
Load factor
77.0%
RPM ÷ ASM
Who flies DEN–SUX?
SkyWest Airlines was the only carrier to fly nonstop DEN–SUX in July 2026 (96 departures).
- OO
96 departures · 4,800 seats
Share of departures100.0%77.0%
Load
What plane flies DEN–SUX?
In July 2026, the Bombardier CRJ-200 flew 98% of DEN–SUX departures — more than any other aircraft type.
- Bombardier CRJ-200
94 departures · 77.0% load
97.9% - Bombardier CRJ-550
2 departures · 76.0% load
2.1%
How has DEN–SUX traffic changed?
Nonstop DEN–SUX departures rose from 59 in August 2025 to 96 in July 2026.
Monthly nonstop DEN–SUX traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
59 departures · 2,136 passengers
72.4%
Load
September 2025
60 departures · 2,134 passengers
71.1%
Load
October 2025
62 departures · 2,289 passengers
73.8%
Load
November 2025
58 departures · 2,143 passengers
73.9%
Load
December 2025
59 departures · 2,028 passengers
68.8%
Load
January 2026
113 departures · 2,745 passengers
48.6%
Load
February 2026
110 departures · 3,004 passengers
54.6%
Load
March 2026
119 departures · 3,943 passengers
66.3%
Load
April 2026
92 departures · 2,528 passengers
55.0%
Load
May 2026
99 departures · 3,111 passengers
62.1%
Load
June 2026
94 departures · 3,421 passengers
72.8%
Load
July 2026
96 departures · 3,696 passengers
77.0%
Load
By direction
Each direction is filed separately — they rarely match.
DEN → SUX
72.7% full
49 departures · 1,781 passengers
SUX → DEN
81.5% full
47 departures · 1,915 passengers
Nonstop DEN–SUX traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Sioux City
US
Sioux Gateway Airport / Brigadier General Bud Day Field
Coordinates
42.40°N, 96.38°W
Hemisphere
N · W
Frequently asked
How far is Denver (DEN) from Sioux City (SUX)?
DEN to SUX is 466 miles (749 km / 405 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from DEN to SUX?
A nonstop covers the 466-mile great-circle distance in roughly 1h 44m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies DEN–SUX?
In July 2026, the Bombardier CRJ-200 flew the largest share of departures (97.9%), followed by the Bombardier CRJ-550 (2.1%).
What mileage do I earn flying DEN–SUX?
Distance-based programs credit off the 466-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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