OO4990 Flight Status SkyWest Airlines: Chicago to Milwaukee (SKW4990)
Are you looking for the November 7th, 2026 OO 4990 Chicago to Kalamazoo flight? Go to our OO4990 Chicago to Kalamazoo Flight Status page >
OO 4990 Chicago to Milwaukee Flight Status
Not scheduled today (November 7th, 2026). Latest flight: October 31st, 2026 ; recent history is in the table below.
OO 4990 Flight Status & Schedule SkyWest Airlines Chicago to Milwaukee
| Date | From | To | Departure | Arrival | Status | Details |
|---|---|---|---|---|---|---|
| Oct 31 | ORD | MKE | 13:27 | 13:49 | Landed | Track > |
| Oct 30 | ORD | MKE | 13:30 | 13:51 | Landed | Track > |
| Oct 29 | ORD | MKE | 13:38 | 14:03 | Landed | Track > |
| Oct 28 | ORD | MKE | 13:34 | 13:55 | Landed | Track > |
| Oct 27 | ORD | MKE | 13:42 | 13:59 | Landed | Track > |
| Oct 26 | ORD | MKE | 13:32 | 13:52 | Landed | Track > |
| Oct 25 | ORD | MKE | 13:37 | 13:55 | Landed | Track > |
| Oct 24 | ORD | MKE | 13:52 | 14:12 | Landed | Track > |
| Oct 23 | ORD | MKE | 14:40 | 14:24 | En-Route | Track > |
| Oct 22 | ORD | MKE | 13:46 | 14:08 | Landed | Track > |
SkyWest Airlines operates OO 4990 from Chicago to Milwaukee, a 108 km (67 mi) trip. Its timetable allows 1 h 4 min; in practice it usually takes about 20 min, so it often makes up time. It is not flying today; the last flight, on 31 October 2026, landed on time.
About OO 4990
- Route
- Chicago O'Hare International Airport ORD to Milwaukee General Mitchell International Airport MKE
- Distance
- 108 km (67 mi)
- Typical flight time
- 20 min
- On time
- 9 of the last 9
- Usually departs from
- Terminal 3
OO 4990 FAQ
- How long is the OO4990 flight?
- The timetable allows 1 h 4 min. Chicago to Milwaukee is 108 km (67 mi).
- How often is OO4990 late?
- None of the last 9 flights arrived 15 or more minutes late.
- Which terminal does OO4990 use?
- It usually leaves from Terminal 3 at Chicago O'Hare International Airport (ORD). Check the flight card above for today's terminal and gate.
- What other flight numbers does OO4990 have?
- Also listed as SKW4990 (SkyWest Airlines' ICAO code) and OO 4990.
OO4990 and Chicago ORD to Milwaukee MKE Flights
Flight OO4990 is code-shared by 3 airlines using the flight numbers AS6411, JL7666, PD6409
Other flights departing from Chicago ORD: MQ3491, CP353, MQ4330
Other flights arriving at Milwaukee MKE: WN3112, OO5964, DL2006, OO4802
All flights connecting Chicago ORD to Milwaukee MKE.