| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 16 | AMS | ATL | 17:43 | 20:18 |
Landed
|
Track > |
| Jun 15 | AMS | ATL | 17:31 | 20:03 |
Landed
|
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| Jun 14 | AMS | ATL | 17:20 | 20:47 |
Landed Late
|
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| Jun 13 | AMS | ATL | 17:49 | 20:19 |
Landed
|
Track > |
| Jun 12 | AMS | ATL | 17:23 | 20:05 |
Landed
|
Track > |
| Jun 11 | AMS | ATL | 17:27 | 20:06 |
Landed
|
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| Jun 10 | AMS | ATL | 17:30 | 20:06 |
Landed
|
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| Jun 09 | AMS | ATL | 17:33 | 20:03 |
Landed
|
Track > |
| Jun 08 | AMS | ATL | 17:38 | 19:52 |
Landed
|
Track > |
| Jun 07 | AMS | ATL | 17:44 | 19:57 |
Landed
|
Track > |
KLM Flight KL621 connects Amsterdam, Netherlands to Atlanta, United States, taking off from Amsterdam Schiphol Airport AMS and landing at Atlanta Hartsfield-Jackson International Airport ATL.
How long is the KL621 flight from Amsterdam to Atlanta?
The average flight time from Amsterdam to Atlanta is 8 hours and 35 minutes. The flight distance is 7065 km / 4390 miles and the average flight speed is 823 km/h / 511 mph.
How many KL621 flights are operated per week?
6 flights per week. The flight KL621 is operated on Monday, Tuesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of KLM Flight KL621 Amsterdam to Atlanta?
The Airportia On-Time Performance Rating for KLM Flight KL621 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight KL621 arriving at?
Flight KL621 arrives at Atlanta Hartsfield-Jackson International Airport (ATL) Terminal I.
When was the latest KL621 flight?
The latest flight took off on Wednesday, June 17th, 2026 with the flight status being Landed on 20:18.
How else can the flight KL621 be referenced as?
This KLM flight can also be referenced as KLM621, KL0621, KL 621, KLM 621.
How often is flight KL621 delayed?
On average, 10% of all KL621 flights are delayed. The average delay is 22 minutes.
Can I get compensation for my delayed or cancelled KL621 flight or baggage issues?
If your KL621 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 KL621 Flight Tracker above for more details.
Flight KL621 is code-shared by 3 airlines using the flight numbers AF6692, DL9374, VS7114
Other flights departing from Amsterdam AMS: FI507, HV5959, KL1713, KL1937
Other flights arriving at Atlanta ATL: TK31, AF34
All flights connecting Amsterdam AMS to Atlanta ATL.
