UA 2343 Chicago to Buffalo Flight Status

United Airlines Flight UA2343 from Chicago O'Hare International Airport ORD to Buffalo Niagara International Airport BUF is not scheduled for today June 20th, 2026.
The last time the flight was scheduled was on June 25th, 2025.
Check the table below for UA2343's most recent flight history:

UA 2343 Flight Status & Schedule

Date Departure Arrival Status
Jun 25 14:36 16:43
Landed
Track >
Jun 24 14:31 16:41
Landed
Track >
Jun 23 14:10 16:55
Scheduled
Track >
Jun 22 14:26 16:36
Landed
Track >
Jun 21 14:38 16:46
Landed
Track >

United Airlines UA 2343 Chicago to Buffalo Flight Information

United Airlines Flight UA2343 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 UA2343 flight from Chicago to Buffalo?

The average flight time from Chicago to Buffalo is 1 hour and 11 minutes. The flight distance is 760 km / 472 miles and the average flight speed is 647 km/h / 402 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA2343 Chicago to Buffalo?

The Airportia On-Time Performance Rating for United Airlines Flight UA2343 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest UA2343 flight?

The latest flight took off on Wednesday, June 25th, 2025 with the flight status being Landed on 16:43.

How else can the flight UA2343 be referenced as?

This United Airlines flight can also be referenced as UAL2343, UA 2343, UAL 2343.

How often is flight UA2343 delayed?

On average, 20% of all UA2343 flights are delayed. The average delay is 28 minutes.

Can I get compensation for my delayed or cancelled UA2343 flight or baggage issues?

If your UA2343 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 UA2343 Flight Tracker above for more details.

UA2343 and Chicago ORD to Buffalo BUF Flights

Flight UA2343 is code-shared by 2 airlines using the flight numbers AC3967, NZ2113

Other flights departing from Chicago ORD: UA4448, UA5337, UA5519, UA2207

Other flights arriving at Buffalo BUF: UA4410, UA4579, UA4521, AA9936

All flights connecting Chicago ORD to Buffalo BUF.

UA2343 United Airlines Flight: Chicago to Buffalo Route Map

UA2343 United Airlines Flight Map: Chicago to Buffalo
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.