| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 10 | ATL | BOS | 13:21 | 15:27 |
Landed Late
|
Track > |
| Sep 09 | ATL | BOS | 18:05 | 20:19 |
Delayed
|
Track > |
| Sep 06 | ATL | BOS | 12:44 | 14:49 |
Landed
|
Track > |
| Sep 05 | ATL | BOS | 15:51 | 18:00 |
Landed
|
Track > |
| Sep 04 | ATL | BOS | 12:39 | 14:40 |
Landed
|
Track > |
| Sep 03 | ATL | BOS | 14:39 | 16:53 |
Landed
|
Track > |
| Sep 02 | ATL | BOS | 13:46 | 15:50 |
Delayed
|
Track > |
| Sep 01 | ATL | BOS | 13:19 | 15:29 |
Landed Late
|
Track > |
| Aug 30 | ATL | BOS | 12:18 | 14:33 |
Landed
|
Track > |
| Aug 29 | ATL | BOS | 15:20 | 17:21 |
Landed
|
Track > |
KLM Flight KL6431 connects Atlanta, United States to Boston, United States, taking off from Atlanta Hartsfield-Jackson International Airport ATL and landing at Boston Logan International Airport BOS.
How long is the KL6431 flight from Atlanta to Boston?
The average flight time from Atlanta to Boston is 2 hours and 7 minutes. The flight distance is 1521 km / 945 miles and the average flight speed is 715 km/h / 444 mph.
How many KL6431 flights are operated per week?
4 flights per week. The flight KL6431 is operated on Wednesday, Thursday, Saturday and Sunday.
What is the On-Time Performance (OTP) of KLM Flight KL6431 Atlanta to Boston?
The Airportia On-Time Performance Rating for KLM Flight KL6431 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight KL6431 arriving at?
Flight KL6431 arrives at Boston Logan International Airport (BOS) Terminal A.
When was the latest KL6431 flight?
The latest flight took off on Thursday, September 10th, 2026 with the flight status being Landed on 15:27.
How else can the flight KL6431 be referenced as?
This KLM flight can also be referenced as KLM6431, KL 6431, KLM 6431.
How often is flight KL6431 delayed?
On average, 60% of all KL6431 flights are delayed. The average delay is 34 minutes.
Can I get compensation for my delayed or cancelled KL6431 flight or baggage issues?
If your KL6431 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 KL6431 Flight Tracker above for more details.
Other flights departing from Atlanta ATL: DL1293, OO3785, DL3127, OH5552
Other flights arriving at Boston BOS: AF334, DL1293, WN573, 9K7161
All flights connecting Atlanta ATL to Boston BOS.