UA 5597 Chicago to Buffalo Flight Status

United Airlines Flight UA5597 from Chicago O'Hare International Airport ORD to Buffalo Niagara International Airport BUF is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on February 4th, 2026.
Check the table below for UA5597's most recent flight history:

UA 5597 Flight Status & Schedule

Date Departure Arrival Status
Feb 04 14:08 16:21
Landed
Track >
Jan 23 14:32 16:35
Landed
Track >
Jan 22 14:15 16:19
Landed
Track >
Jan 21 14:35 16:39
Landed
Track >
Jan 20 15:30 17:39
Landed Late
Track >

United Airlines UA 5597 Chicago to Buffalo Flight Information

United Airlines Flight UA5597 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 UA5597 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 641 km/h / 398 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA5597 Chicago to Buffalo?

The Airportia On-Time Performance Rating for United Airlines Flight UA5597 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA5597 arriving at?

Flight UA5597 arrives at Buffalo Niagara International Airport (BUF) Terminal M.

When was the latest UA5597 flight?

The latest flight took off on Wednesday, February 4th, 2026 with the flight status being Landed on 16:21.

How else can the flight UA5597 be referenced as?

This United Airlines flight can also be referenced as UAL5597, UA 5597, UAL 5597.

How often is flight UA5597 delayed?

On average, 30% of all UA5597 flights are delayed. The average delay is 37 minutes.

Can I get compensation for my delayed or cancelled UA5597 flight or baggage issues?

If your UA5597 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 UA5597 Flight Tracker above for more details.

UA5597 and Chicago ORD to Buffalo BUF Flights

Flight UA5597 is code-shared by 2 airlines using the flight numbers AC3967, NZ2113

Other flights departing from Chicago ORD: AA4555, UA1176, UA4582, UA3478

Other flights arriving at Buffalo BUF: WN719, AA3691, DL1749, DL5380

All flights connecting Chicago ORD to Buffalo BUF.

UA5597 United Airlines Flight: Chicago to Buffalo Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.