How long is the KL6643 flight?

The timetable allows 5 h 1 min. Atlanta to San Jose is 3,397 km (2,111 mi).

Which terminal does KL6643 use?

It usually leaves from Terminal S at Atlanta Hartsfield-Jackson International Airport (ATL) and arrives at Terminal A at San Jose International Airport (SJC). Check the flight card above for today's terminal and gate.

What other flight numbers does KL6643 have?

Also listed as KLM6643 (KLM's ICAO code) and KL 6643.

KL6643 Flight Status KLM: Atlanta to San Jose (KLM6643)

KLM KL 6643

Delayed

ATL Atlanta

Scheduled: 16:59
Actual: 18:15

Terminal: S | Gate: A16

Departure: Sun, Nov 8, 2026 · local time EST

Atlanta Hartsfield-Jackson International Airport (ATL)

All ATL Departures >

SJC San Jose

Scheduled: 19:00
Estimated: 19:42
Delay: 42'

Terminal: A | Gate: 11

Arrival: Sun, Nov 8, 2026 · local time PST

San Jose International Airport (SJC)

All SJC Arrivals >

Departed 14h 10m ago · was due to land 9h 43m ago, awaiting update 100%

ATL 18:15 SJC 19:42

3,397 km (2,111 mi) flown · 0 km (0 mi) to go

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

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Distance: 3397 km / 2111 miles · Scheduled Duration: 05:01

KL 6643 Flight Status & Schedule KLM Atlanta to San Jose

Date	From	To	Departure	Arrival	Status	Details
Nov 08	ATL	SJC	18:15	19:42	Delayed	Track >
Oct 26	ATL	SJC	17:08	18:38	Landed	Track >
Oct 25	ATL	SJC	17:23	18:55	Landed	Track >

KLM flight KL 6643 links Atlanta and San Jose, 3,397 km (2,111 mi) apart, and flies once a week, on Sundays. The timetable allows 5 h 1 min; there is not enough recent history yet to say how long it usually takes. Yesterday it left at 18:15, 1 h 16 min late, and is due in San Jose at 19:42, 42 minutes late.

< All Atlanta ATL Departures All San Jose SJC Arrivals >

About KL 6643

Route: Atlanta Hartsfield-Jackson International Airport ATL to San Jose International Airport SJC
Distance: 3,397 km (2,111 mi)
Scheduled flight time: 5 h 1 min
Flies: Sun
Usually departs from: Terminal S

KL 6643 FAQ

How long is the KL6643 flight?: The timetable allows 5 h 1 min. Atlanta to San Jose is 3,397 km (2,111 mi).
Which days does KL6643 fly?: Once a week, on Sundays, based on the schedule of the last 7 days.
Which terminal does KL6643 use?: It usually leaves from Terminal S at Atlanta Hartsfield-Jackson International Airport (ATL) and arrives at Terminal A at San Jose International Airport (SJC). Check the flight card above for today's terminal and gate.
What other flight numbers does KL6643 have?: Also listed as KLM6643 (KLM's ICAO code) and KL 6643.

KL6643 and Atlanta ATL to San Jose SJC Flights

Flight KL6643 is a code-share KLM flight of the Delta Air Lines operated DL2136.

Other flights departing from Atlanta ATL: DL743, DL1093, DL503, DL549

Other flights arriving at San Jose SJC: DL2136, DL549

All flights connecting Atlanta ATL to San Jose SJC.