How long is the KL6531 flight?

The timetable allows 1 h 48 min. Washington to Boston is 641 km (398 mi).

Which terminal does KL6531 use?

It usually leaves from Terminal 2 at Washington Ronald Reagan National Airport (DCA) and arrives at Terminal A at Boston Logan International Airport (BOS). Check the flight card above for today's terminal and gate.

What other flight numbers does KL6531 have?

Also listed as KLM6531 (KLM's ICAO code) and KL 6531.

KL6531 Flight Status KLM: Washington to Boston (KLM6531)

KL 6531 Washington to Boston Flight Status

Not scheduled today. Latest flight: September 5th, 2026 ; recent history is in the table below.

KL 6531 Flight Status & Schedule KLM Washington to Boston

Date	From	To	Departure	Arrival	Status	Details
Sep 05	DCA	BOS	12:00	13:47	Delayed	Track >
Jun 06	DCA	BOS	17:10	18:19	Landed	Track >
Jun 05	DCA	BOS	17:26	18:27	Landed	Track >
Jun 04	DCA	BOS	15:18	16:31	Landed	Track >
Jun 03	DCA	BOS	17:26	18:52	Landed	Track >
Jun 02	DCA	BOS	15:42	16:49	Landed	Track >
Jun 01	DCA	BOS	15:25	16:26	Landed	Track >
May 31	DCA	BOS	17:38	18:55	Landed	Track >
May 30	DCA	BOS	17:36	16:19	Unknown	Track >
May 29	DCA	BOS	17:16	18:15	Landed	Track >

KLM operates KL 6531 from Washington to Boston, a 641 km (398 mi) trip. Its timetable allows 1 h 48 min; in practice it usually takes about 1 h 10 min, so it often makes up time. It is not flying today; the last flight was scheduled on 5 September 2026.

< All Washington DCA Departures All Boston BOS Arrivals >

About KL 6531

Route: Washington Ronald Reagan National Airport DCA to Boston Logan International Airport BOS
Distance: 641 km (398 mi)
Typical flight time: 1 h 10 min
On time: 8 of the last 8
Usually departs from: Terminal 2

KL 6531 FAQ

How long is the KL6531 flight?: The timetable allows 1 h 48 min. Washington to Boston is 641 km (398 mi).
How often is KL6531 late?: None of the last 8 flights arrived 15 or more minutes late.
Which terminal does KL6531 use?: It usually leaves from Terminal 2 at Washington Ronald Reagan National Airport (DCA) and arrives at Terminal A at Boston Logan International Airport (BOS). Check the flight card above for today's terminal and gate.
What other flight numbers does KL6531 have?: Also listed as KLM6531 (KLM's ICAO code) and KL 6531.

KL6531 and Washington DCA to Boston BOS Flights

Flight KL6531 is a code-share KLM flight of the Republic Airlines operated YX5735.

Other flights departing from Washington DCA: YX5735, AA2223, OH5392

Other flights arriving at Boston BOS: AA885, YX5735

All flights connecting Washington DCA to Boston BOS.