Airport Reliability
SUX · Sioux City
Sioux City, IA (SUX)
- 75%
- Departures within 15 minutes
- 26 min
- Average departure delay
- 73%
- Arrivals within 15 minutes
- 2.4%
- Departures cancelled
Based on 848 departures and 848 arrivals. Data through May 2026.
What the data says
The 12–3 PM departure wins.
Departures from SUX departing between 12–3 PM arrived on time 81% of the time, versus 62% between 6–9 PM.
Monday is the weak spot.
Departures from SUX arrived on time 74% of the time on Thursdays. On Mondays: 64%.
When SUX gets messy
- 6–9 AM76%(279 flights)
- 9 AM–12 PM72%(89 flights)
- 12–3 PM81%(131 flights)
- 6–9 PM62%(326 flights)
- Mon64%(123 flights)
- Tue73%(116 flights)
- Wed73%(113 flights)
- Thu74%(122 flights)
- Fri69%(118 flights)
- Sat73%(109 flights)
- Sun69%(124 flights)
74%
May
Jun 54% → May 74% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 54% | 59 |
| July 2025 | 57% | 58 |
| August 2025 | 55% | 60 |
| September 2025 | 80% | 60 |
| October 2025 | 84% | 62 |
| November 2025 | 79% | 58 |
| December 2025 | 53% | 59 |
| January 2026 | 79% | 85 |
| February 2026 | 84% | 83 |
| March 2026 | 77% | 88 |
| April 2026 | 59% | 75 |
| May 2026 | 74% | 78 |
Airlines departing SUX
Busiest routes from SUX
Based on 848 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.