How long is the KL5503 flight?

The timetable allows 2 h 19 min. Seattle to San Francisco is 1,093 km (679 mi).

Which terminal does KL5503 use?

It usually arrives at Terminal 1 at San Francisco International Airport (SFO). Check the flight card above for today's terminal and gate.

What other flight numbers does KL5503 have?

Also listed as KLM5503 (KLM's ICAO code) and KL 5503.

KL5503 Flight Status KLM: Seattle to San Francisco (KLM5503)

Are you looking for the November 9th, 2026 KL 5503 Detroit to Minneapolis flight? Go to our KL5503 Detroit to Minneapolis Flight Status page >

KL 5503 Seattle to San Francisco Flight Status

Not scheduled today (November 9th, 2026). Latest flight: July 29th, 2026 ; recent history is in the table below.

KL 5503 Flight Status & Schedule KLM Seattle to San Francisco

Date	From	To	Departure	Arrival	Status	Details
Jul 29	SEA	SFO	14:56	16:57	Landed	Track >
Jul 28	SEA	SFO	14:54	16:41	Landed	Track >
Jul 27	SEA	SFO	15:05	17:08	Landed Late	Track >
Jul 25	SEA	SFO	15:11	17:08	Landed Late	Track >
Jul 23	SEA	SFO	15:12	17:07	Landed Late	Track >

KLM operates KL 5503 from Seattle to San Francisco, a 1,093 km (679 mi) trip. The timetable allows 2 h 19 min, but the flight usually takes about 1 h 55 min, so it often makes up time. It is not flying today; the last flight, on 29 July 2026, landed on time.

< All Seattle SEA Departures All San Francisco SFO Arrivals >

About KL 5503

Route: Seattle Tacoma International Airport SEA to San Francisco International Airport SFO
Distance: 1,093 km (679 mi)
Typical flight time: 1 h 55 min
On time: 2 of the last 5
Average delay when late: 19 min

KL 5503 FAQ

How long is the KL5503 flight?: The timetable allows 2 h 19 min. Seattle to San Francisco is 1,093 km (679 mi).
How often is KL5503 late?: 3 of the last 5 flights arrived 15 or more minutes late; when late, by 19 minutes on average.
Which terminal does KL5503 use?: It usually arrives at Terminal 1 at San Francisco International Airport (SFO). Check the flight card above for today's terminal and gate.
What other flight numbers does KL5503 have?: Also listed as KLM5503 (KLM's ICAO code) and KL 5503.

KL5503 and Seattle SEA to San Francisco SFO Flights

Flight KL5503 is a code-share KLM flight of the Delta Air Lines operated DL3707.

Other flights departing from Seattle SEA: DL3707, DL4031

Other flights arriving at San Francisco SFO: WN4181, DL3707, AS3080

All flights connecting Seattle SEA to San Francisco SFO.