| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 02 | ORD | MKE | 15:51 | 15:07 |
Unknown
|
Track > |
| Dec 01 | ORD | MKE | 16:10 | 15:07 |
Unknown
|
Track > |
| Nov 30 | ORD | MKE | 15:52 | 15:07 |
Unknown
|
Track > |
| Nov 29 | ORD | MKE | 14:07 | 15:09 |
Cancelled
|
Track > |
| Claim > | ||||||
| Nov 28 | ORD | MKE | 13:58 | 14:57 |
Scheduled
|
Track > |
| Nov 27 | ORD | MKE | 12:56 | 13:18 |
Landed
|
Track > |
| Nov 26 | ORD | MKE | 15:50 | 15:07 |
Unknown
|
Track > |
| Nov 25 | ORD | MKE | 14:20 | 14:44 |
Landed
|
Track > |
| Nov 24 | ORD | MKE | 14:18 | 14:39 |
Landed
|
Track > |
| Nov 23 | ORD | MKE | 14:15 | 14:37 |
Landed
|
Track > |
Alaska Airlines Flight AS4255 connects Chicago, United States to Milwaukee, United States, taking off from Chicago O'Hare International Airport ORD and landing at Milwaukee General Mitchell International Airport MKE.
How long is the AS4255 flight from Chicago to Milwaukee?
The average flight time from Chicago to Milwaukee is 22 minutes. The flight distance is 108 km / 67 miles and the average flight speed is 180 km/h / 112 mph.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS4255 Chicago to Milwaukee?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS4255 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AS4255 flight?
The latest flight took off on Tuesday, December 2nd, 2025 with the flight status being Unknown on 15:07.
How else can the flight AS4255 be referenced as?
This Alaska Airlines flight can also be referenced as ASA4255, AS 4255, ASA 4255.
How often is flight AS4255 delayed?
On average, 0% of all AS4255 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled AS4255 flight or baggage issues?
If your AS4255 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 AS4255 Flight Tracker above for more details.
Other flights departing from Chicago ORD: AA6257, AA4972, AA5009, AA2202
Other flights arriving at Milwaukee MKE: AA4912, AA3309, AA4972, DL8925
All flights connecting Chicago ORD to Milwaukee MKE.