| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| May 20 | SDF | ORD | 18:02 | 17:59 |
Landed
|
Track > |
| May 19 | SDF | ORD | 20:10 | 20:08 |
Delayed
|
Track > |
| May 18 | SDF | ORD | 17:52 | 18:46 |
Cancelled
|
Track > |
| Claim > | ||||||
| May 17 | SDF | ORD | 17:52 | 17:45 |
Landed
|
Track > |
| May 16 | SDF | ORD | 17:54 | 17:47 |
Landed
|
Track > |
| May 15 | SDF | ORD | 18:02 | 17:58 |
Landed
|
Track > |
| May 14 | SDF | ORD | 19:17 | 19:14 |
Landed Late
|
Track > |
| May 13 | SDF | ORD | 18:06 | 18:12 |
Landed
|
Track > |
| May 12 | SDF | ORD | 17:50 | 18:06 |
Landed
|
Track > |
| May 11 | SDF | ORD | 17:56 | 17:59 |
Landed
|
Track > |
United Airlines Flight UA4573 connects Louisville, United States to Chicago, United States, taking off from Louisville International Airport SDF and landing at Chicago O'Hare International Airport ORD.
How long is the UA4573 flight from Louisville to Chicago?
The average flight time from Louisville to Chicago is 59 minutes. The flight distance is 461 km / 287 miles and the average flight speed is 445 km/h / 277 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4573 Louisville to Chicago?
The Airportia On-Time Performance Rating for United Airlines Flight UA4573 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA4573 arriving at?
Flight UA4573 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.
When was the latest UA4573 flight?
The latest flight took off on Wednesday, May 20th, 2026 with the flight status being Landed on 17:59.
How else can the flight UA4573 be referenced as?
This United Airlines flight can also be referenced as UAL4573, UA 4573, UAL 4573.
How often is flight UA4573 delayed?
On average, 20% of all UA4573 flights are delayed. The average delay is 55 minutes.
Can I get compensation for my delayed or cancelled UA4573 flight or baggage issues?
If your UA4573 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 UA4573 Flight Tracker above for more details.
Flight UA4573 is code-shared by 2 airlines using the flight numbers AC3670, NZ2870
Other flights departing from Louisville SDF: WN2413, AA2762, AA4599, WN3328
Other flights arriving at Chicago ORD: UA1498, UA481, UA2032, UA4749
All flights connecting Louisville SDF to Chicago ORD.