| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 02 | BUF | ORD | 06:55 | 07:55 |
Scheduled
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| Sep 01 | BUF | ORD | 07:00 | 07:16 |
Landed
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| Aug 31 | BUF | ORD | 08:40 | 08:59 |
Delayed
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| Aug 30 | BUF | ORD | 07:16 | 07:38 |
Landed
|
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| Aug 29 | BUF | ORD | 07:08 | 07:24 |
Landed
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| Aug 28 | BUF | ORD | 07:07 | 07:23 |
Landed
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| Aug 27 | BUF | ORD | 06:55 | 07:13 |
Landed
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| Aug 26 | BUF | ORD | 07:01 | 07:21 |
Landed
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| Aug 25 | BUF | ORD | 06:58 | 07:11 |
Landed
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| Aug 24 | BUF | ORD | 07:01 | 07:15 |
Landed
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United Airlines Flight UA543 connects Buffalo, United States to Chicago, United States, taking off from Buffalo Niagara International Airport BUF and landing at Chicago O'Hare International Airport ORD.
How long is the UA543 flight from Buffalo to Chicago?
The average flight time from Buffalo to Chicago is 1 hour and 17 minutes. The flight distance is 760 km / 472 miles and the average flight speed is 571 km/h / 355 mph.
How many UA543 flights are operated per week?
7 flights per week. The flight UA543 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA543 Buffalo to Chicago?
The Airportia On-Time Performance Rating for United Airlines Flight UA543 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA543 arriving at?
Flight UA543 arrives at Chicago O'Hare International Airport (ORD) Terminal 1.
When was the latest UA543 flight?
The latest flight took off on Wednesday, September 2nd, 2026 with the flight status being Scheduled on 07:55.
How else can the flight UA543 be referenced as?
This United Airlines flight can also be referenced as UAL543, UA0543, UA 543, UAL 543.
How often is flight UA543 delayed?
On average, 10% of all UA543 flights are delayed. The average delay is 64 minutes.
Can I get compensation for my delayed or cancelled UA543 flight or baggage issues?
If your UA543 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 UA543 Flight Tracker above for more details.
Flight UA543 is code-shared by 3 airlines using the flight numbers AC5295, NH7401, NZ2110
Other flights departing from Buffalo BUF: AA882, 9E5284, AA1204, WN761
Other flights arriving at Chicago ORD: UA1044, OO4699, UA2753, G74496
All flights connecting Buffalo BUF to Chicago ORD.