| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | ORD | MIA | 06:21 | 09:41 |
Landed
|
Track > |
| Jan 04 | ORD | MIA | 06:25 | 09:51 |
Landed
|
Track > |
| Jan 03 | ORD | MIA | 06:24 | 10:09 |
Landed
|
Track > |
| Jan 02 | ORD | MIA | 06:38 | 10:16 |
Landed
|
Track > |
| Dec 31 | ORD | MIA | 06:32 | 09:57 |
Landed
|
Track > |
| Dec 30 | ORD | MIA | 06:26 | 10:04 |
Landed
|
Track > |
| Dec 29 | ORD | MIA | 06:34 | 10:12 |
Landed
|
Track > |
| Dec 28 | ORD | MIA | 06:27 | 09:57 |
Landed
|
Track > |
| Dec 27 | ORD | MIA | 06:22 | 10:01 |
Landed
|
Track > |
| Dec 26 | ORD | MIA | 06:33 | 10:07 |
Landed
|
Track > |
United Airlines Flight UA1257 connects Chicago, United States to Miami, United States, taking off from Chicago O'Hare International Airport ORD and landing at Miami International Airport MIA.
How long is the UA1257 flight from Chicago to Miami?
The average flight time from Chicago to Miami is 2 hours and 33 minutes. The flight distance is 1930 km / 1199 miles and the average flight speed is 757 km/h / 470 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1257 Chicago to Miami?
The Airportia On-Time Performance Rating for United Airlines Flight UA1257 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA1257 arriving at?
Flight UA1257 arrives at Miami International Airport (MIA) Terminal 3.
When was the latest UA1257 flight?
The latest flight took off on Monday, January 5th, 2026 with the flight status being Landed on 09:41.
How else can the flight UA1257 be referenced as?
This United Airlines flight can also be referenced as UAL1257, UA 1257, UAL 1257.
How often is flight UA1257 delayed?
On average, 0% of all UA1257 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled UA1257 flight or baggage issues?
If your UA1257 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 UA1257 Flight Tracker above for more details.
Flight UA1257 is code-shared by 4 airlines using the flight numbers AC3377, AV2284, CM2262, NZ2615
Other flights departing from Chicago ORD: WN1407, VB543, AA4400, AA3718
Other flights arriving at Miami MIA: AA3398, AA344, AA1275, AA2951
All flights connecting Chicago ORD to Miami MIA.