DAL474

For travellers

Departure · Seattle (SEA)

Gate A12

Scheduled 16:05 · Estimated 16:15 · +10 min

Board status: Now 4:15 PM

Airborne since 16:22 (ADS-B)

Arrival · Boston (BOS)

Terminal A · Gate A17 · Baggage belt 4

Scheduled 03 Oct 00:29 · Estimated 03 Oct 00:18 · early

Board status: On Time

In the air, ~2h 2m to go (51% of the route flown)

Board data from bos, sea, updated 37 min ago; times local to each airport.

Flight

Status

In progress

Departure

Seattle Tacoma International Airport (SEA) — Seattle, United States

Scheduled departure

2026-10-02 23:05 UTC

Departed

2026-10-02 23:22 UTC

Arrival

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

Scheduled arrival

2026-10-03 04:29 UTC

Estimated arrival

2026-10-03 04:18 UTC

Progress

51% · ~2h 2m remaining

Also flies as

DL474

Codeshares

KE3009, VS1732

Distance flown

2054 km

Straight-line distance

4006 km

Aircraft

Registration

N525DA

Type

Airbus A321 Neo

Seats

194 total (132 Economy, 42 Delta Comfort+, 20 First)

Altitude & speed

Max altitude

35,075 ft

Max ground speed

547 kt

Tracked

2h 32m · 2,054 km

Note

still in progress - the track so far

Altitude (ft, max 35,075)

Ground speed (kt, max 547)

Altitude (ft, max 35,075)

Ground speed (kt, max 547)

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
2026-10-02 23:22 UTC	DAL474	SEA → BOS Seattle → Boston	N525DA	Airbus A321 Neo	In progress	~4006 km est.
2026-10-01 23:17 UTC	DAL474	SEA → BOS Seattle → Boston	N584DN	Airbus A321 Neo	Completed	4208 km
2026-09-30 23:26 UTC	DAL474	SEA → BOS Seattle → Boston	N584DN	Airbus A321 Neo	Completed (landing confirmed by airport data)	4073 km
2026-09-29 22:58 UTC	DAL474	SEA → BOS Seattle → Boston	N607DN	Airbus A321 Neo	Completed	4253 km
2026-09-29 00:37 UTC	DAL474	SEA → BOS Seattle → Boston	N597DT	Airbus A321 Neo	Completed	4151 km
2026-09-28 01:28 UTC	DAL474	SEA → BOS Seattle → Boston	N579DT	Airbus A321 Neo	Completed	4136 km
2026-09-25 23:50 UTC	DAL474	SEA → BOS Seattle → Boston	N597DT	Airbus A321 Neo	Completed	4157 km
2026-09-24 23:12 UTC	DAL474	SEA → BOS Seattle → Boston	N612DN	Airbus A321 Neo	Completed	4229 km
2026-09-23 23:25 UTC	DAL474	SEA → BOS Seattle → Boston	N588DT	Airbus A321 Neo	Completed	4106 km
2026-09-22 23:34 UTC	DAL474	SEA → BOS Seattle → Boston	N522DA	Airbus A321 Neo	Completed	4147 km
2026-09-21 23:26 UTC	DAL474	SEA → BOS Seattle → Boston	N527DE	Airbus A321 Neo	Completed	4124 km
2026-09-20 23:08 UTC	DAL474	SEA → BOS Seattle → Boston	N585DN	Airbus A321 Neo	Completed	4124 km
2026-09-18 23:48 UTC	DAL474	SEA → BOS Seattle → Boston	N608DN	Airbus A321 Neo	Completed	4222 km
2026-09-18 00:26 UTC	DAL474	SEA → BOS Seattle → Boston	N597DT	Airbus A321 Neo	Completed	4232 km
2026-09-16 23:15 UTC	DAL474	SEA → BOS Seattle → Boston	N611DT	Airbus A321 Neo	Completed	4239 km
2026-09-15 23:14 UTC	DAL474	SEA → BOS Seattle → Boston	N586DT	Airbus A321 Neo	Completed	4211 km
2026-09-14 23:34 UTC	DAL474	SEA → BOS Seattle → Boston	N610DN	Airbus A321 Neo	Completed	4272 km
2026-09-13 23:55 UTC	DAL474	SEA → BOS Seattle → Boston	N604DN	Airbus A321 Neo	Completed	4324 km
2026-09-07 22:57 UTC	DAL474	SEA → BOS Seattle → Boston	N573DT	Airbus A321 Neo	Completed	4277 km
2026-09-04 23:31 UTC	DAL474	SEA → BOS Seattle → Boston	N598DN	Airbus A321 Neo	Completed	4162 km
2026-09-04 01:00 UTC	DAL474	SEA → BOS Seattle → Boston	N572DT	Airbus A321 Neo	Completed	4297 km
2026-08-31 03:31 UTC	DAL474	SEA → BOS Seattle → Boston	N519DT	Airbus A321 Neo	Completed	4229 km
2026-08-28 23:04 UTC	DAL474	SEA → BOS Seattle → Boston	N604DN	Airbus A321 Neo	Completed	4297 km
2026-08-27 22:54 UTC	DAL474	SEA → BOS Seattle → Boston	N510DE	Airbus A321 Neo	Completed	4406 km
2026-08-26 23:04 UTC	DAL474	SEA → BOS Seattle → Boston	N520DE	Airbus A321 Neo	Completed	4277 km
2026-08-25 22:51 UTC	DAL474	SEA → BOS Seattle → Boston	N529DT	Airbus A321 Neo	Completed	4261 km
2026-08-24 23:43 UTC	DAL474	SEA → BOS Seattle → Boston	N543DE	Airbus A321 Neo	Completed	4257 km
2026-08-24 00:12 UTC	DAL474	SEA → BOS Seattle → Boston	N592DT	Airbus A321 Neo	Completed	4212 km
2026-08-21 22:56 UTC	DAL474	SEA → BOS Seattle → Boston	N578DN	Airbus A321 Neo	Completed	6032 km
2026-08-20 22:54 UTC	DAL474	SEA → BOS Seattle → Boston	N575DN	Airbus A321 Neo	Completed	5140 km
2026-08-19 23:03 UTC	DAL474	SEA → BOS Seattle → Boston	N502DX	Airbus A321 Neo	Completed	4806 km
2026-08-18 22:56 UTC	DAL474	SEA → BOS Seattle → Boston	N513DA	Airbus A321 Neo	Completed	5475 km
2026-08-17 23:16 UTC	DAL474	SEA → BOS Seattle → Boston	N609DN	Airbus A321 Neo	Completed	5094 km
2026-08-16 22:59 UTC	DAL474	SEA → BOS Seattle → Boston	N574D	Airbus A321 Neo	Completed	5785 km
2026-08-15 00:40 UTC	DAL474	SEA → BOS Seattle → Boston	N511DE	Airbus A321 Neo	Completed	~9019 km est. (4969 km recorded)
2026-08-13 23:17 UTC	DAL474	SEA → BOS Seattle → Boston	N609DN	Airbus A321 Neo	Completed	4253 km
2026-08-13 15:44 UTC	DAL474	BOS → SEA Boston → Seattle	N609DN	Airbus A321 Neo	Completed	4351 km
2026-08-13 05:26 UTC	DAL474	PHX → BOS Phoenix → Boston	N609DN	Airbus A321 Neo	Completed	3854 km
2026-08-12 23:22 UTC	DAL474	SEA → BOS Seattle → Boston	N514DE	Airbus A321 Neo	Completed	~7581 km est. (4171 km recorded)
2026-08-12 22:12 UTC	DAL474	BOS → PHX Boston → Phoenix	N609DN	Airbus A321 Neo	Completed	~7953 km est. (4217 km recorded)
2026-08-11 22:59 UTC	DAL474	SEA → BOS Seattle → Boston	N522DA	Airbus A321 Neo	Completed	5710 km
2026-08-10 23:34 UTC	DAL474	SEA → SEA Seattle → Seattle	N601DT	Airbus A321 Neo	Completed	~3 km est. (0 km recorded)
2026-08-10 23:32 UTC	DAL474	SEA → SEA Seattle → Seattle	N601DT	Airbus A321 Neo	Completed	~3 km est. (0 km recorded)
2026-08-10 23:30 UTC	DAL474	SEA → SEA Seattle → Seattle	N601DT	Airbus A321 Neo	Completed	~3 km est. (0 km recorded)
2026-08-10 23:29 UTC	DAL474	SEA → SEA Seattle → Seattle	N601DT	Airbus A321 Neo	Completed	~3 km est. (0 km recorded)
2026-08-10 23:28 UTC	DAL474	SEA → SEA Seattle → Seattle	N601DT	Airbus A321 Neo	Completed	~3 km est. (0 km recorded)
2026-08-10 23:28 UTC	DAL474	SEA → SEA Seattle → Seattle	N601DT	Airbus A321 Neo	Completed	~2 km est. (0 km recorded)
2026-08-10 23:28 UTC	DAL474	SEA → SEA Seattle → Seattle	N601DT	Airbus A321 Neo	Completed	~2 km est. (0 km recorded)
2026-08-10 23:27 UTC	DAL474	SEA → SEA Seattle → Seattle	N601DT	Airbus A321 Neo	Completed	~2 km est. (0 km recorded)
2026-08-10 23:22 UTC	DAL474	SEA → SEA Seattle → Seattle	N601DT	Airbus A321 Neo	Completed	~2 km est. (0 km recorded)