How long is the KL6321 flight?

The timetable allows 2 h 11 min. Sacramento to Seattle is 975 km (606 mi).

Which terminal does KL6321 use?

It usually leaves from Terminal A at Sacramento International Airport (SMF). Check the flight card above for today's terminal and gate.

What other flight numbers does KL6321 have?

Also listed as KLM6321 (KLM's ICAO code) and KL 6321.

KL6321 Flight Status KLM: Sacramento to Seattle (KLM6321)

Are you looking for the November 9th, 2026 KL 6321 Jacksonville to New York flight? Go to our KL6321 Jacksonville to New York Flight Status page >

KL 6321 Sacramento to Seattle Flight Status

Not scheduled today (November 9th, 2026). Latest flight: July 30th, 2026 ; recent history is in the table below.

KL 6321 Flight Status & Schedule KLM Sacramento to Seattle

Date	From	To	Departure	Arrival	Status	Details
Jul 30	SMF	SEA	11:34	13:45	Scheduled	Track >
Jul 29	SMF	SEA	13:10	14:37	Landed	Track >
Jul 28	SMF	SEA	11:45	13:13	Landed	Track >
Jul 27	SMF	SEA	11:39	13:12	Landed	Track >
Jul 25	SMF	SEA	11:42	13:03	Landed	Track >
Jul 24	SMF	SEA	13:08	14:35	Landed	Track >
Jul 22	SMF	SEA	13:06	14:27	Landed	Track >
May 05	SMF	SEA	11:06	13:07	Unknown	Track >
May 04	SMF	SEA	11:04	13:02	Unknown	Track >
May 03	SMF	SEA	11:04	12:56	Unknown	Track >

KLM operates KL 6321 from Sacramento to Seattle, a 975 km (606 mi) trip. The timetable allows 2 h 11 min, but the flight usually takes about 1 h 25 min, so it often makes up time. It is not flying today; the last flight was scheduled on 30 July 2026.

< All Sacramento SMF Departures All Seattle SEA Arrivals >

About KL 6321

Route: Sacramento International Airport SMF to Seattle Tacoma International Airport SEA
Distance: 975 km (606 mi)
Typical flight time: 1 h 25 min
On time: 6 of the last 6
Usually departs from: Terminal A

KL 6321 FAQ

How long is the KL6321 flight?: The timetable allows 2 h 11 min. Sacramento to Seattle is 975 km (606 mi).
How often is KL6321 late?: None of the last 6 flights arrived 15 or more minutes late.
Which terminal does KL6321 use?: It usually leaves from Terminal A at Sacramento International Airport (SMF). Check the flight card above for today's terminal and gate.
What other flight numbers does KL6321 have?: Also listed as KLM6321 (KLM's ICAO code) and KL 6321.

KL6321 and Sacramento SMF to Seattle SEA Flights

Flight KL6321 is a code-share KLM flight of the Delta Air Lines operated DL3881.

Other flights departing from Sacramento SMF: DL3755, DL3881, WN4290

Other flights arriving at Seattle SEA: AA6324, AS2231, DL3881

All flights connecting Sacramento SMF to Seattle SEA.