| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 01 | AMS | ATL | 17:05 | 20:25 |
Scheduled
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| Jul 31 | AMS | ATL | 17:22 | 19:49 |
Landed
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| Jul 30 | AMS | ATL | 17:57 | 20:23 |
Landed
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| Jul 29 | AMS | ATL | 17:39 | 20:07 |
Landed
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| Jul 28 | AMS | ATL | 17:33 | 20:12 |
Landed
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| Jul 27 | AMS | ATL | 17:56 | 20:21 |
Landed
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| Jul 26 | AMS | ATL | 17:47 | 20:28 |
Landed
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| Jul 25 | AMS | ATL | 17:26 | 20:00 |
Landed
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| Jul 24 | AMS | ATL | 17:27 | 20:02 |
Landed
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| Jul 23 | AMS | ATL | 17:41 | 20:07 |
Landed
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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 31 minutes. The flight distance is 7065 km / 4390 miles and the average flight speed is 822 km/h / 511 mph.
How many KL621 flights are operated per week?
7 flights per week. The flight KL621 is operated on Monday, Tuesday, Wednesday, 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 Sunday, August 2nd, 2026 with the flight status being Scheduled on 20:25.
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 3 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.
Other flights departing from Amsterdam AMS: EK9903, FI507, KL1657, KL1937
Other flights arriving at Atlanta ATL: DL787, DL809, DL1785, 3S458
All flights connecting Amsterdam AMS to Atlanta ATL.
