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UA 5581 Chicago to Green Bay Flight Status

United Airlines Flight UA5581 from Chicago O'Hare International Airport ORD to Green Bay Austin Straubel International Airport GRB is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on December 16th, 2025.
Check the table below for UA5581's most recent flight history:

UA 5581 Flight Status & Schedule

Date Departure Arrival Status
Dec 16 21:15 19:00
En-Route
Track >
Dec 15 18:18 18:54
Landed
Track >
Dec 14 17:50 19:00
Delayed >3h
Track >
Dec 13 20:00 19:00
En-Route
Track >
Dec 12 18:03 18:39
Landed
Track >

United Airlines UA 5581 Chicago to Green Bay Flight Information

United Airlines Flight UA5581 connects Chicago, United States to Green Bay, United States, taking off from Chicago O'Hare International Airport ORD and landing at Green Bay Austin Straubel International Airport GRB.

How long is the UA5581 flight from Chicago to Green Bay?

The average flight time from Chicago to Green Bay is 36 minutes. The flight distance is 279 km / 174 miles and the average flight speed is 375 km/h / 233 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA5581 Chicago to Green Bay?

The Airportia On-Time Performance Rating for United Airlines Flight UA5581 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest UA5581 flight?

The latest flight took off on Wednesday, December 17th, 2025 with the flight status being En-Route on 19:00.

How else can the flight UA5581 be referenced as?

This United Airlines flight can also be referenced as UAL5581, UA 5581, UAL 5581.

How often is flight UA5581 delayed?

On average, 20% of all UA5581 flights are delayed. The average delay is 48 minutes.

Can I get compensation for my delayed or cancelled UA5581 flight or baggage issues?

If your UA5581 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our UA5581 Flight Tracker above for more details.

UA5581 Flight Delay Compensation up to 600€!

Claim compensation for your flight delay or cancellation!

Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >

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UA5581 and Chicago ORD to Green Bay GRB Flights

Flight UA5581 is code-shared by 2 airlines using the flight numbers CM1395, EK6252

Other flights departing from Chicago ORD: DL1241, UA1084, G74186, UA5573

Other flights arriving at Green Bay GRB: DL1726, UA4539, AA3633, DL3624

All flights connecting Chicago ORD to Green Bay GRB.

UA5581 United Airlines Flight: Chicago to Green Bay Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.