| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 01 | ORD | BUF | 15:54 | 18:01 |
Delayed
|
Track > |
| Nov 30 | ORD | BUF | 14:03 | 16:48 |
Cancelled
|
Track > |
| Claim > | ||||||
| Nov 29 | ORD | BUF | 14:03 | 16:48 |
Cancelled
|
Track > |
| Nov 28 | ORD | BUF | 14:35 | 16:48 |
Landed
|
Track > |
| Nov 26 | ORD | BUF | 14:43 | 16:56 |
Landed
|
Track > |
| Nov 25 | ORD | BUF | 14:44 | 16:55 |
Landed
|
Track > |
| Nov 24 | ORD | BUF | 14:24 | 16:34 |
Landed
|
Track > |
| Nov 23 | ORD | BUF | 14:38 | 16:44 |
Landed
|
Track > |
| Nov 22 | ORD | BUF | 14:25 | 16:34 |
Landed
|
Track > |
| Nov 21 | ORD | BUF | 17:15 | 16:48 |
Unknown
|
Track > |
United Airlines Flight UA5427 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 UA5427 flight from Chicago to Buffalo?
The average flight time from Chicago to Buffalo is 1 hour and 9 minutes. The flight distance is 760 km / 472 miles and the average flight speed is 588 km/h / 365 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA5427 Chicago to Buffalo?
The Airportia On-Time Performance Rating for United Airlines Flight UA5427 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA5427 arriving at?
Flight UA5427 arrives at Buffalo Niagara International Airport (BUF) Terminal C.
When was the latest UA5427 flight?
The latest flight took off on Monday, December 1st, 2025 with the flight status being En-Route on 18:01.
How else can the flight UA5427 be referenced as?
This United Airlines flight can also be referenced as UAL5427, UA 5427, UAL 5427.
How often is flight UA5427 delayed?
On average, 30% of all UA5427 flights are delayed. The average delay is 29 minutes.
Can I get compensation for my delayed or cancelled UA5427 flight or baggage issues?
If your UA5427 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 UA5427 Flight Tracker above for more details.
Flight UA5427 is code-shared by 2 airlines using the flight numbers AC3967, NZ2113
Other flights departing from Chicago ORD: AA2514, AA4679, AA4972, UA3474
Other flights arriving at Buffalo BUF: UA4061, UA5941, AA4439, AA6109
All flights connecting Chicago ORD to Buffalo BUF.
