| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 04 | ORD | BUF | 22:06 | 00:13 |
Landed
|
Track > |
| Aug 03 | ORD | BUF | 06:00 | 23:59 |
Unknown
|
Track > |
| Aug 02 | ORD | BUF | 07:30 | 23:59 |
Unknown
|
Track > |
| Aug 01 | ORD | BUF | 22:42 | 00:46 |
Landed Late
|
Track > |
| Jul 31 | ORD | BUF | 22:26 | 00:36 |
Landed Late
|
Track > |
| Jul 30 | ORD | BUF | 21:38 | 23:47 |
Landed
|
Track > |
| Jul 29 | ORD | BUF | 22:47 | 00:48 |
Delayed
|
Track > |
| Jul 28 | ORD | BUF | 21:19 | 23:59 |
Cancelled
|
Track > |
| Claim > | ||||||
| Jul 27 | ORD | BUF | 21:19 | 23:59 |
Cancelled
|
Track > |
| Jul 26 | ORD | BUF | 21:33 | 23:44 |
Landed
|
Track > |
American Airlines Flight AA403 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 AA403 flight from Chicago to Buffalo?
The average flight time from Chicago to Buffalo is 1 hour and 7 minutes. The flight distance is 760 km / 472 miles and the average flight speed is 592 km/h / 368 mph.
What is the On-Time Performance (OTP) of American Airlines Flight AA403 Chicago to Buffalo?
The Airportia On-Time Performance Rating for American Airlines Flight AA403 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AA403 flight?
The latest flight took off on Wednesday, August 5th, 2026 with the flight status being Landed on 00:13.
How else can the flight AA403 be referenced as?
This American Airlines flight can also be referenced as AAL403, AA0403, AA 403, AAL 403.
How often is flight AA403 delayed?
On average, 40% of all AA403 flights are delayed. The average delay is 32 minutes.
Can I get compensation for my delayed or cancelled AA403 flight or baggage issues?
If your AA403 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 AA403 Flight Tracker above for more details.
Flight AA403 is code-shared by 6 airlines using the flight numbers AS4177, BA5131, GF6400, IB8324, QR8616, RJ7389
Other flights departing from Chicago ORD: MQ3913, MQ3895, MQ3896, YX4640
Other flights arriving at Buffalo BUF: MQ4131, DL5264, YX3516, YX3529
All flights connecting Chicago ORD to Buffalo BUF.
