OO4990Chicago to Sioux Falls
SkyWest Airlines flight OO4990 flies from Chicago O'Hare (ORD) to Sioux Falls (FSD), 743 km. Over August 2025 to July 2026 it usually arrives about 33 minutes late: 63% of 263 flights arrived within 15 minutes of schedule and 5.7% were cancelled (US Department of Transportation data).
On-time record, last 12 months
Every operation of OO4990, August 2025 to July 2026: 263 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as OO4990
- Chicago O'Hare (ORD) to Sioux Falls (FSD)72 flights
- Sioux Falls (FSD) to Chicago O'Hare (ORD)72 flights
- Flint (FNT) to Chicago O'Hare (ORD)30 flights
- Huntsville (HSV) to Chicago O'Hare (ORD)28 flights
- Chicago O'Hare (ORD) to Indianapolis (IND)24 flights
- San Luis Obispo (SBP) to Phoenix Sky Harbor (PHX)18 flights
- Chicago O'Hare (ORD) to Richmond (RIC)5 flights
- Phoenix Sky Harbor (PHX) to Denver (DEN)5 flights
- Richmond (RIC) to Chicago O'Hare (ORD)5 flights
- Chicago O'Hare (ORD) to Omaha (OMA)1 flights
Other flights from Chicago to Sioux Falls
More about Chicago O'Hare (ORD) and Sioux Falls (FSD).
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