DAL1399

For travellers

Departure · Miami (MIA)

Terminal H · Gate H11 · Check-in 430

Scheduled 03 Oct 11:49 · Departed 03 Oct 12:18 · +29 min

Board status: Departed 11:41A

Airborne since 03 Oct 12:18 (ADS-B)

Arrival · Boston (BOS)

Terminal A · Gate A18 · Baggage belt 4

Scheduled 03 Oct 15:16 · Landed 03 Oct 15:05 · early

Board status: Arrived

Landed 03 Oct 15:06 (ADS-B)

Board data from bos, mia, updated 717 min ago; times local to each airport.

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

Miami International Airport (MIA) — Miami, United States

Scheduled departure

2026-10-03 15:49 UTC

Departed

2026-10-03 16:18 UTC

Arrival

General Edward Lawrence Logan International Airport (BOS) — Boston, United States

Scheduled arrival

2026-10-03 19:16 UTC

Estimated arrival

2026-10-03 19:05 UTC

Also flies as

DL1399

Codeshares

KL6289, LA6444, SK3579, VS3001

Distance flown

2141 km

Straight-line distance

2028 km

Approach distance

79 km

Aircraft

Registration

N312DN

Type

Airbus A321

Seats

192 total (143 Economy, 29 Delta Comfort+, 20 First)

CO2 (EMEP est., total)

58.9 t (398 kg/pax Business, 296 kg/pax Economy)

Altitude & speed

Max altitude

33,050 ft

Max ground speed

523 kt

Tracked

2h 48m · 2,133 km

Altitude (ft, max 33,050)

Ground speed (kt, max 523)

Altitude (ft, max 33,050)

Ground speed (kt, max 523)

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

Delta Air Lines (DAL)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-03 16:18 UTC	DAL1399	MIA → BOS Miami → Boston	N312DN	Airbus A321	Completed	2141 km
2026-10-03 11:27 UTC	DAL1399	BOS → MIA Boston → Miami	N312DN	Airbus A321	Completed	2182 km
2026-10-02 16:26 UTC	DAL1399	MIA → BOS Miami → Boston	N377DE	Boeing 737-800	Completed (landing confirmed by airport data)	2283 km
2026-10-02 11:27 UTC	DAL1399	BOS → MIA Boston → Miami	N377DE	Boeing 737-800	Completed	2214 km
2026-10-01 17:12 UTC	DAL1399	MIA → BOS Miami → Boston	N3730B	Boeing 737-800	Completed	2388 km
2026-10-01 11:27 UTC	DAL1399	BOS → MIA Boston → Miami	N3730B	Boeing 737-800	Completed (landing confirmed by airport data)	2543 km
2026-09-30 17:00 UTC	DAL1399	MIA → BOS Miami → Boston	N3754A	Boeing 737-800	Completed	2345 km
2026-09-30 13:24 UTC	DAL1399	PHL → MIA Philadelphia → Miami	N3754A	Boeing 737-800	Completed	1805 km
2026-09-30 11:25 UTC	DAL1399	BOS → PHL Boston → Philadelphia	N3754A	Boeing 737-800	Completed	604 km
2026-09-29 17:54 UTC	DAL1399	MIA → BOS Miami → Boston	N396DA	Boeing 737-800	Completed	2263 km
2026-09-29 14:04 UTC	DAL1399	BWI → MIA Baltimore → Miami	N396DA	Boeing 737-800	Completed	1813 km
2026-09-29 11:58 UTC	DAL1399	BOS → BWI Boston → Baltimore	N396DA	Boeing 737-800	Completed	651 km
2026-09-28 18:02 UTC	DAL1399	MIA → BOS Miami → Boston	N3738B	Boeing 737-800	Completed	2265 km
2026-09-28 13:43 UTC	DAL1399	IAD → MIA Washington, DC → Miami	N3738B	Boeing 737-800	Completed	1637 km
2026-09-28 11:35 UTC	DAL1399	BOS → IAD Boston → Washington, DC	N3738B	Boeing 737-800	Completed	797 km
2026-09-25 16:04 UTC	DAL1399	MIA → BOS Miami → Boston	N396DA	Boeing 737-800	Completed	2235 km
2026-09-25 11:26 UTC	DAL1399	BOS → MIA Boston → Miami	N396DA	Boeing 737-800	Completed (landing presumed)	2256 km
2026-09-24 16:31 UTC	DAL1399	MIA → BOS Miami → Boston	N3762Y	Boeing 737-800	Completed	2268 km
2026-09-24 11:24 UTC	DAL1399	BOS → MIA Boston → Miami	N3762Y	Boeing 737-800	Completed	2259 km
2026-09-23 17:11 UTC	DAL1399	MIA → BOS Miami → Boston	N3738B	Boeing 737-800	Completed	2415 km
2026-09-23 11:17 UTC	DAL1399	BOS → MIA Boston → Miami	N3738B	Boeing 737-800	Completed	2352 km
2026-09-22 19:00 UTC	DAL1399	MIA → BOS Miami → Boston	N394DA	Boeing 737-800	Completed	2246 km
2026-09-22 13:06 UTC	DAL1399	BOS → MIA Boston → Miami	N394DA	Boeing 737-800	Completed (landing presumed)	2270 km
2026-09-21 18:34 UTC	DAL1399	MIA → BOS Miami → Boston	N394DA	Boeing 737-800	Completed	2219 km
2026-09-21 12:41 UTC	DAL1399	BOS → MIA Boston → Miami	N394DA	Boeing 737-800	Completed	2265 km
2026-09-20 16:44 UTC	DAL1399	MIA → BOS Miami → Boston	N385DN	Boeing 737-800	Completed	2558 km
2026-09-20 11:23 UTC	DAL1399	BOS → MIA Boston → Miami	N385DN	Boeing 737-800	Completed	2383 km
2026-09-19 15:56 UTC	DAL1399	MIA → BOS Miami → Boston	N328DN	Airbus A321	Completed	2322 km
2026-09-19 11:26 UTC	DAL1399	BOS → MIA Boston → Miami	N328DN	Airbus A321	Completed	2358 km
2026-09-18 16:20 UTC	DAL1399	MIA → BOS Miami → Boston	N774DE	Boeing 737-800	Completed	2322 km
2026-09-18 11:30 UTC	DAL1399	BOS → MIA Boston → Miami	N774DE	Boeing 737-800	Completed	2415 km
2026-09-17 16:49 UTC	DAL1399	MIA → BOS Miami → Boston	N3763D	Boeing 737-800	Completed	2280 km
2026-09-17 11:24 UTC	DAL1399	BOS → MIA Boston → Miami	N3763D	Boeing 737-800	Completed	2490 km
2026-09-16 16:27 UTC	DAL1399	MIA → BOS Miami → Boston	N37700	Boeing 737-800	Completed	2349 km
2026-09-16 11:14 UTC	DAL1399	BOS → MIA Boston → Miami	N37700	Boeing 737-800	Completed	2302 km
2026-09-15 15:55 UTC	DAL1399	MIA → BOS Miami → Boston	N3739P	Boeing 737-800	Completed	2363 km
2026-09-15 11:25 UTC	DAL1399	BOS → MIA Boston → Miami	N3739P	Boeing 737-800	Completed (landing presumed)	2300 km
2026-09-14 16:37 UTC	DAL1399	MIA → BOS Miami → Boston	N3735D	Boeing 737-800	Completed	2321 km
2026-09-14 11:18 UTC	DAL1399	BOS → MIA Boston → Miami	N3735D	Boeing 737-800	Completed	2317 km
2026-09-13 16:23 UTC	DAL1399	MIA → BOS Miami → Boston	N3734B	Boeing 737-800	Completed	3059 km
2026-09-13 11:36 UTC	DAL1399	BOS → MIA Boston → Miami	N3734B	Boeing 737-800	Completed	2390 km
2026-09-12 16:50 UTC	DAL1399	MIA → BOS Miami → Boston	N334DN	Airbus A321	Completed	2349 km
2026-09-12 11:55 UTC	DAL1399	BOS → MIA Boston → Miami	N334DN	Airbus A321	Completed	2436 km
2026-09-11 16:33 UTC	DAL1399	MIA → BOS Miami → Boston	N3752	Boeing 737-800	Completed	2620 km
2026-09-11 11:49 UTC	DAL1399	BOS → MIA Boston → Miami	N3752	Boeing 737-800	Completed	2696 km
2026-09-10 16:52 UTC	DAL1399	MIA → BOS Miami → Boston	N374DA	Boeing 737-800	Completed	2518 km
2026-09-10 11:49 UTC	DAL1399	BOS → MIA Boston → Miami	N374DA	Boeing 737-800	Completed	2368 km
2026-09-09 16:41 UTC	DAL1399	MIA → BOS Miami → Boston	N379DA	Boeing 737-800	Completed	2365 km
2026-09-09 12:05 UTC	DAL1399	BOS → MIA Boston → Miami	N379DA	Boeing 737-800	Completed	2609 km
2026-09-07 16:26 UTC	DAL1399	MIA → BOS Miami → Boston	N378DA	Boeing 737-800	Completed	2282 km