YAFT.LIVE

DL1399

BOS → MIA · Boeing 737-800 · Delta Air Lines

View on live map →

For travellers

Departure · Boston (BOS)

Terminal E · Gate E12
Scheduled 07:10 · Departed 07:05 · early
Board status: Departed
Airborne since 07:27 (ADS-B)

Arrival · Miami (MIA)

Terminal H · Gate H11 · Baggage belt 24
Scheduled 10:43 · Estimated 10:27 · early
Board status: Now 10:27A
In the air, ~2h 3m to go (22% of the route flown)

Board data from bos, mia, updated 16 min ago; times local to each airport.

Flight

Status
In progress
Departure
General Edward Lawrence Logan International Airport (BOS) — Boston, United States
Scheduled departure
2026-10-02 11:10 UTC
Departed
2026-10-02 11:27 UTC
Arrival
Miami International Airport (MIA) — Miami, United States (scheduled)
Scheduled arrival
2026-10-02 14:43 UTC
Estimated arrival
2026-10-02 14:27 UTC
Progress
22% · ~2h 3m remaining
Codeshares
AM3474, LA6444
Distance flown
457 km
Straight-line distance
2028 km

Aircraft

Registration
N377DE
Type
Boeing 737-800
Seats
160 total (108 Economy, 36 Delta Comfort+, 16 First)
CO2 (EMEP est., total)
47.7 t (286 kg/pax Economy, 408 kg/pax Business)

Altitude & speed

Max altitude
36,000 ft
Max ground speed
442 kt
Tracked
37m · 457 km
Note
still in progress - the track so far
Altitude (ft, max 36,000)
019,44038,8800m30m
Ground speed (kt, max 442)
02394770m30m
Altitude (ft, max 36,000)
019,44038,8800m
Ground speed (kt, max 442)
02394770m

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

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 11:27 UTC DAL1399 BOS → MIA
Boston → Miami
 N377DE Boeing 737-800 In progress ~2028 km est.
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
2026-09-28 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
2026-09-25 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
2026-09-07 11:39 UTC DAL1399 BOS → MIA
Boston → Miami
 N378DA Boeing 737-800 Completed 2327 km
2026-09-06 16:26 UTC DAL1399 MIA → BOS
Miami → Boston
 N3763D Boeing 737-800 Completed 2244 km
2026-09-06 11:25 UTC DAL1399 BOS → MIA
Boston → Miami
 N3763D Boeing 737-800 Completed 2307 km
2026-09-05 16:21 UTC DAL1399 MIA → BOS
Miami → Boston
 N3741S Boeing 737-800 Completed 2359 km
2026-09-05 11:33 UTC DAL1399 BOS → MIA
Boston → Miami
 N3741S Boeing 737-800 Completed 2376 km

← Back to the live map