| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 27 | ATL | BUF | 21:52 | 23:59 |
Delayed >1h
|
Track > |
| Jul 26 | ATL | BUF | 22:01 | 23:48 |
Landed
|
Track > |
| Jul 25 | ATL | BUF | 21:59 | 23:38 |
Landed
|
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| Jul 24 | ATL | BUF | 23:08 | 00:45 |
Landed Late
|
Track > |
| Jul 23 | ATL | BUF | 22:19 | 00:03 |
Landed
|
Track > |
| Jul 22 | ATL | BUF | 22:07 | 23:46 |
Landed
|
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| Jul 21 | ATL | BUF | 22:14 | 00:35 |
Landed Late
|
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| Jul 20 | ATL | BUF | 22:34 | 00:09 |
Landed
|
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| Jul 19 | ATL | BUF | 00:16 | 01:56 |
Delayed
|
Track > |
| Jul 18 | ATL | BUF | 21:50 | 23:31 |
Landed
|
Track > |
KLM Flight KL6434 connects Atlanta, United States to Buffalo, United States, taking off from Atlanta Hartsfield-Jackson International Airport ATL and landing at Buffalo Niagara International Airport BUF.
How long is the KL6434 flight from Atlanta to Buffalo?
The average flight time from Atlanta to Buffalo is 1 hour and 44 minutes. The flight distance is 1147 km / 713 miles and the average flight speed is 653 km/h / 406 mph.
How many KL6434 flights are operated per week?
7 flights per week. The flight KL6434 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of KLM Flight KL6434 Atlanta to Buffalo?
The Airportia On-Time Performance Rating for KLM Flight KL6434 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest KL6434 flight?
The latest flight took off on Tuesday, July 28th, 2026 with the flight status being Scheduled on 23:59.
How else can the flight KL6434 be referenced as?
This KLM flight can also be referenced as KLM6434, KL 6434, KLM 6434.
How often is flight KL6434 delayed?
On average, 50% of all KL6434 flights are delayed. The average delay is 42 minutes.
Can I get compensation for my delayed or cancelled KL6434 flight or baggage issues?
If your KL6434 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 KL6434 Flight Tracker above for more details.
Other flights departing from Atlanta ATL: DL2334, DL3178, DL5410, DL2338
Other flights arriving at Buffalo BUF: DL2334, AA403, AA4131, UA3516
All flights connecting Atlanta ATL to Buffalo BUF.