| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Feb 10 | ORD | BUF | 11:05 | 13:12 |
Landed
|
Track > |
| Feb 09 | ORD | BUF | 10:47 | 12:57 |
Landed
|
Track > |
United Airlines Flight UA4403 connects Chicago, United States to Buffalo, United States, taking off from Chicago O'Hare International Airport ORD and landing at Buffalo Niagara International Airport BUF.
How long is the UA4403 flight from Chicago to Buffalo?
The average flight time from Chicago to Buffalo is 1 hour and 8 minutes. The flight distance is 760 km / 472 miles and the average flight speed is 666 km/h / 414 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4403 Chicago to Buffalo?
The Airportia On-Time Performance Rating for United Airlines Flight UA4403 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA4403 flight?
The latest flight took off on Tuesday, February 10th, 2026 with the flight status being Landed on 13:12.
How else can the flight UA4403 be referenced as?
This United Airlines flight can also be referenced as UAL4403, UA 4403, UAL 4403.
How often is flight UA4403 delayed?
On average, 0% of all UA4403 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled UA4403 flight or baggage issues?
If your UA4403 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 UA4403 Flight Tracker above for more details.
Flight UA4403 is code-shared by 3 airlines using the flight numbers AC3958, NH7400, NZ2115
Other flights departing from Chicago ORD: UA1848, UA3418, UA399, UA1857
Other flights arriving at Buffalo BUF: AA3344, UA4384, WN1268, WN719
All flights connecting Chicago ORD to Buffalo BUF.