UA 4559 Peoria to Chicago Flight Status

United Airlines Flight UA4559 from Peoria International Airport PIA to Chicago O'Hare International Airport ORD is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on April 30th, 2026.
Check the table below for UA4559's most recent flight history:

UA 4559 Flight Status & Schedule

Date Departure Arrival Status
Apr 30 10:45 11:58
En-Route
Track >
Nov 30 22:01 23:14
Cancelled
Track >
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Nov 29 22:01 23:14
Cancelled
Track >

United Airlines UA 4559 Peoria to Chicago Flight Information

United Airlines Flight UA4559 connects Peoria, United States to Chicago, United States, taking off from Peoria International Airport PIA and landing at Chicago O'Hare International Airport ORD.

What is the On-Time Performance (OTP) of United Airlines Flight UA4559 Peoria to Chicago?

The Airportia On-Time Performance Rating for United Airlines Flight UA4559 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4559 arriving at?

Flight UA4559 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.

When was the latest UA4559 flight?

The latest flight took off on Thursday, April 30th, 2026 with the flight status being En-Route on 11:58.

How else can the flight UA4559 be referenced as?

This United Airlines flight can also be referenced as UAL4559, UA 4559, UAL 4559.

How often is flight UA4559 delayed?

On average, 0% of all UA4559 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled UA4559 flight or baggage issues?

If your UA4559 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 UA4559 Flight Tracker above for more details.

UA4559 and Peoria PIA to Chicago ORD Flights

Flight UA4559 is code-shared by 2 airlines using the flight numbers CM1423, NZ2750

Other flights departing from Peoria PIA: UA5674, G41024, G4642, CW4808

Other flights arriving at Chicago ORD: UA5592, F91882, UA4608, AA3357

All flights connecting Peoria PIA to Chicago ORD.

UA4559 United Airlines Flight: Peoria to Chicago Route Map

UA4559 United Airlines Flight Map: Peoria to Chicago
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.