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UA4577 has a schedule in our database but isn't on the airport board right now. Live position data typically appears within a few hours of departure.
Flight Status
Scheduled
Route Info
MSN
Dane County Regional Truax Field
Madison
Gate 4 Scheduled 12:00 PM
Actual 11:38 AM
ORD
Chicago O'Hare International Airport
Chicago
T2 Gate F25 Scheduled 1:53 PM
Actual 12:05 PM
Baggage claim 2
1h 53m flight time
Daily
Operated by GoJet Airlines LLC d/b/a United Express
Recent Flights
Last 2 observedMar 18
Wed
MSN
ORD
Dep 12:00:00
(actual 11:38:00)
CR5
In Air
Mar 10
Tue
MSN
ORD
Dep 10:49:00
(actual 11:24:00)
CR5
Boarding
Schedule
Operates
Daily
Departure
12:00 PM
Arrival
1:53 PM
Duration
1h 53m
Aircraft
Bombardier CRJ-550
Gate
4
F25
Actual
11:38
12:05
Baggage
Carousel 2
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Fri, Mar 20
Sat, Mar 21
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Wed, Mar 25
Thu, Mar 26
Schedule valid
Mar 06 —
May 20, 2026