| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 17 | ORD | BWI | 11:16 | 13:37 |
Landed
|
Track > |
| Dec 16 | ORD | BWI | 11:29 | 13:57 |
Landed
|
Track > |
| Dec 15 | ORD | BWI | 11:09 | 13:28 |
Landed
|
Track > |
| Dec 14 | ORD | BWI | 11:17 | 13:40 |
Landed
|
Track > |
| Dec 13 | ORD | BWI | 11:23 | 13:40 |
Landed
|
Track > |
| Dec 12 | ORD | BWI | 11:26 | 13:52 |
Landed
|
Track > |
| Dec 11 | ORD | BWI | 11:34 | 13:55 |
Landed
|
Track > |
| Dec 10 | ORD | BWI | 11:36 | 14:05 |
Landed Late
|
Track > |
| Dec 09 | ORD | BWI | 11:04 | 13:28 |
Landed
|
Track > |
| Dec 08 | ORD | BWI | 11:07 | 13:34 |
Landed
|
Track > |
United Airlines Flight UA255 connects Chicago, United States to Baltimore, United States, taking off from Chicago O'Hare International Airport ORD and landing at Baltimore Washington International Airport BWI.
How long is the UA255 flight from Chicago to Baltimore?
The average flight time from Chicago to Baltimore is 1 hour and 23 minutes. The flight distance is 998 km / 620 miles and the average flight speed is 719 km/h / 447 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA255 Chicago to Baltimore?
The Airportia On-Time Performance Rating for United Airlines Flight UA255 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA255 flight?
The latest flight took off on Wednesday, December 17th, 2025 with the flight status being Landed on 13:37.
How else can the flight UA255 be referenced as?
This United Airlines flight can also be referenced as UAL255, UA0255, UA 255, UAL 255.
How often is flight UA255 delayed?
On average, 40% of all UA255 flights are delayed. The average delay is 7 minutes.
Can I get compensation for my delayed or cancelled UA255 flight or baggage issues?
If your UA255 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 UA255 Flight Tracker above for more details.
Flight UA255 is code-shared by 2 airlines using the flight numbers NH6506, NZ2125
Other flights departing from Chicago ORD: UA4489, UA5264, UA5505, AA844
Other flights arriving at Baltimore BWI: WN153, DL5849, WN1744, WN1308
All flights connecting Chicago ORD to Baltimore BWI.
