KL6431 Flight Status KLM: Atlanta to Boston (KLM6431)
Are you looking for the November 9th, 2026 KL 6431 Minneapolis to Phoenix flight? Go to our KL6431 Minneapolis to Phoenix Flight Status page >
KL 6431 Atlanta to Boston Flight Status
Not scheduled today (November 9th, 2026). Latest flight: September 6th, 2026 ; recent history is in the table below.
KL 6431 Flight Status & Schedule KLM Atlanta to Boston
| Date | From | To | Departure | Arrival | Status | Details |
|---|---|---|---|---|---|---|
| Sep 06 | ATL | BOS | 12:44 | 14:49 | Landed | Track > |
| Sep 04 | ATL | BOS | 12:39 | 14:40 | Landed | Track > |
| Sep 02 | ATL | BOS | 13:46 | 15:50 | Delayed | Track > |
| Sep 01 | ATL | BOS | 13:19 | 15:29 | Landed Late | Track > |
| Aug 30 | ATL | BOS | 12:18 | 14:33 | Landed | Track > |
| Aug 28 | ATL | BOS | 12:24 | 14:27 | Landed | Track > |
KLM's Atlanta–Boston flight covers 1,521 km (945 mi). The timetable allows 2 h 40 min, but the flight usually takes about 2 h 5 min, so it often makes up time. It is not flying today; the last flight, on 6 September 2026, landed on time.
About KL 6431
- Route
- Atlanta Hartsfield-Jackson International Airport ATL to Boston Logan International Airport BOS
- Distance
- 1,521 km (945 mi)
- Typical flight time
- 2 h 5 min
- On time
- 4 of the last 5
- Average delay when late
- 34 min
- Usually departs from
- Terminal S
KL 6431 FAQ
- How long is the KL6431 flight?
- The timetable allows 2 h 40 min. Atlanta to Boston is 1,521 km (945 mi).
- How often is KL6431 late?
- 1 of the last 5 flights arrived 15 or more minutes late; when late, by 34 minutes on average.
- Which terminal does KL6431 use?
- It usually leaves from Terminal S at Atlanta Hartsfield-Jackson International Airport (ATL) 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 KL6431 have?
- Also listed as KLM6431 (KLM's ICAO code) and KL 6431.
KL6431 and Atlanta ATL to Boston BOS Flights
Flight KL6431 is a code-share KLM flight of the Delta Air Lines operated DL350.
Other flights departing from Atlanta ATL: OO4082, DL350, F93293
Other flights arriving at Boston BOS: DL350, WN562, WN1058
All flights connecting Atlanta ATL to Boston BOS.