10 Feb
DL977
EST. DEPART IN 5h 59m
21:18
San Francisco, CA (SFO)
02:49
Boston, MA (BOS)
05h31m
N529DT (A21N)
4342 km
Estimated
21:18
In 6 hours
Estimated
02:49
In 11 hours
DL977
DAL977
EST. DEPART IN 5h 59m
Tuesday, February 10 2026
13:18 PST
DELAYED
Scheduled 13:00
Tuesday, February 10 2026
21:49 EST
Scheduled 21:37
Flight info
Airline/Operator
Duration
05h31m
Distance
4342 km
Operation Days
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Departure Gate
C5
Arrival Gate
A20
Departure Terminal
1
Arrival Terminal
A
ATC Route
KSFO.NIITE4.ORRCA.Q120.GALLI..BAM..BQU..LCU..KU72Q..BFF..SMUUV..HASTE.J547.FNT..TANKO.Q822.DERLO..WOZEE.Q935.PONCT.JFUND2.KBOS
Position Info
Latitude
-
Longitude
-
Altitude
-
Ground Speed
Wind
Air Temperature
Vertical Speed
Heading
-
Squawk
-
Source
-
Station
-
FIR
Aircraft Info
Aircraft Model
Registration
Mode-S
-
Serial Number
-
Aircraft Age
Owner
Last Activity
2 minutes ago
Last Known Location
In flight - Near Hamilton, Canada
Last Flight
Aircraft Type
Nr. Engines
Nr. Seats
Weight Class
Cruising Speed
Engine
Engine Type
Aircraft Category
Registrant Type
Airworthiness Class
Operation Types
Certificate Issue Date
Registration Status
Flight Activity
  • Future
  • 12 Feb
    DL977
    SCHEDULED IN 2d
    21:00
    San Francisco, CA (SFO)
    02:35
    Boston, MA (BOS)
    05h35m
    A21N
    4342 km
  • 12 Feb
    DL977
    SCHEDULED IN 1d
    12:45
    Boston, MA (BOS)
    19:47
    San Francisco, CA (SFO)
    07h02m
    A21N
    4342 km
  • 11 Feb
    DL977
    SCHEDULED IN 1d
    21:00
    San Francisco, CA (SFO)
    02:37
    Boston, MA (BOS)
    05h37m
    A21N
    4342 km
  • 11 Feb
    DL977
    EST. DEPART IN 21h 31m
    12:50
    Boston, MA (BOS)
    19:37
    San Francisco, CA (SFO)
    06h47m
    N514DE (A21N)
    4342 km
    Estimated
    12:50
    In 22 hours
    Estimated
    19:37
    In 1 day
  • 10 Feb
    DL977
    EST. DEPART IN 5h 59m
    21:18
    San Francisco, CA (SFO)
    02:49
    Boston, MA (BOS)
    05h31m
    N529DT (A21N)
    4342 km
    Estimated
    21:18
    In 6 hours
    Estimated
    02:49
    In 11 hours
  • Current
  • 10 Feb
    DL977
    LANDING LATE IN 5h 35m
    13:46
    Boston, MA (BOS)
    20:54
    San Francisco, CA (SFO)
    07h00m
    N529DT (A21N)
    4342 km
    Departed
    13:46
    2 hours ago
    Estimated
    20:54
    In 6 hours
  • Past
  • 9 Feb
    DL977
    LANDED 12h 44m AGO
    21:15
    San Francisco, CA (SFO)
    02:34
    Boston, MA (BOS)
    04h51m
    N512DE (A21N)
    4342 km
    Departed
    21:15
    18 hours ago
    Arrived
    02:34
    13 hours ago
  • 9 Feb
    DL977
    LANDED 19h 17m AGO
    12:39
    Boston, MA (BOS)
    20:01
    San Francisco, CA (SFO)
    06h44m
    N512DE (A21N)
    4342 km
    Departed
    12:39
    1 day ago
    Arrived
    20:01
    19 hours ago
  • 6 Feb
    DL977
    LANDED 3d AGO
    20:54
    San Francisco, CA (SFO)
    02:18
    Boston, MA (BOS)
    05h08m
    N548DN (A21N)
    4342 km
    Departed
    20:54
    4 days ago
    Arrived
    02:18
    3 days ago
  • 6 Feb
    DL977
    LANDED 3d AGO
    12:57
    Boston, MA (BOS)
    19:21
    San Francisco, CA (SFO)
    05h56m
    N548DN (A21N)
    4342 km
    Departed
    12:57
    4 days ago
    Arrived
    19:21
    4 days ago
  • 5 Feb
    DL977
    LANDED 4d AGO
    20:56
    San Francisco, CA (SFO)
    02:36
    Boston, MA (BOS)
    05h16m
    N519DT (A21N)
    4342 km
    Departed
    20:56
    5 days ago
    Arrived
    02:36
    4 days ago
  • 5 Feb
    DL977
    LANDED 4d AGO
    12:59
    Boston, MA (BOS)
    19:07
    San Francisco, CA (SFO)
    05h43m
    N519DT (A21N)
    4342 km
    Departed
    12:59
    5 days ago
    Arrived
    19:07
    5 days ago
  • 4 Feb
    DL977
    LANDED 5d AGO
    20:55
    San Francisco, CA (SFO)
    02:43
    Boston, MA (BOS)
    05h24m
    N529DT (A21N)
    4342 km
    Departed
    20:55
    6 days ago
    Arrived
    02:43
    5 days ago
  • 4 Feb
    DL977
    LANDED 5d AGO
    12:47
    Boston, MA (BOS)
    18:43
    San Francisco, CA (SFO)
    05h25m
    N529DT (A21N)
    4342 km
    Departed
    12:47
    6 days ago
    Arrived
    18:43
    6 days ago
  • 3 Feb
    DL977
    LANDED 6d AGO
    20:50
    San Francisco, CA (SFO)
    02:37
    Boston, MA (BOS)
    05h22m
    N534DT (A21N)
    4342 km
    Departed
    20:50
    7 days ago
    Arrived
    02:37
    6 days ago
DateOriginSTDATDDestinationSTAAircraftDelayStatusDurationReplay
Future
2026 Feb 12San Francisco, CA (SFO/KSFO)
13:00 PST
Boston, MA (BOS/KBOS)
21:35 EST
A21N
Scheduled
05h35m
2026 Feb 12Boston, MA (BOS/KBOS)
07:45 EST
San Francisco, CA (SFO/KSFO)
11:47 PST
A21N
Scheduled
07h02m
2026 Feb 11San Francisco, CA (SFO/KSFO)
13:00 PST
Boston, MA (BOS/KBOS)
21:37 EST
A21N
Scheduled
05h37m
2026 Feb 11Boston, MA (BOS/KBOS)
07:50 EST
San Francisco, CA (SFO/KSFO)
11:50 PST
A21N (N514DE)
Estimated
06h47m
2026 Feb 10San Francisco, CA (SFO/KSFO)
13:00 PST
Boston, MA (BOS/KBOS)
21:37 EST
A21N (N529DT)
Estimated
05h31m
Current
2026 Feb 10Boston, MA (BOS/KBOS)
07:50 EST
08:46 EST
San Francisco, CA (SFO/KSFO)
11:50 PST
A21N (N529DT)
Est. Arrival 12:54 PST
07h00m
Past
2026 Feb 9San Francisco, CA (SFO/KSFO)
13:00 PST
13:15 PST
Boston, MA (BOS/KBOS)
21:37 EST
A21N (N512DE)
Landed 21:34 EST
Time aircraft arrives at gate derived from company/airport information
04h51m
2026 Feb 9Boston, MA (BOS/KBOS)
07:50 EST
07:39 EST
San Francisco, CA (SFO/KSFO)
11:50 PST
A21N (N512DE)
Landed 12:01 PST
Time aircraft arrives at gate derived from company/airport information
06h44m
2026 Feb 6San Francisco, CA (SFO/KSFO)
13:00 PST
12:54 PST
Boston, MA (BOS/KBOS)
21:37 EST
A21N (N548DN)
Landed 21:18 EST
Landing time derived from ADS-B/Radar data
05h08m
2026 Feb 6Boston, MA (BOS/KBOS)
07:50 EST
07:57 EST
San Francisco, CA (SFO/KSFO)
11:50 PST
A21N (N548DN)
Landed 11:21 PST
Time aircraft arrives at gate derived from company/airport information
05h56m
2026 Feb 5San Francisco, CA (SFO/KSFO)
13:00 PST
12:56 PST
Boston, MA (BOS/KBOS)
21:37 EST
A21N (N519DT)
Landed 21:36 EST
Time aircraft arrives at gate derived from company/airport information
05h16m
2026 Feb 5Boston, MA (BOS/KBOS)
07:50 EST
07:59 EST
San Francisco, CA (SFO/KSFO)
11:50 PST
A21N (N519DT)
Landed 11:07 PST
Time aircraft arrives at gate derived from company/airport information
05h43m
2026 Feb 4San Francisco, CA (SFO/KSFO)
13:00 PST
12:55 PST
Boston, MA (BOS/KBOS)
21:37 EST
A21N (N529DT)
Landed 21:43 EST
Time aircraft arrives at gate derived from company/airport information
05h24m
2026 Feb 4Boston, MA (BOS/KBOS)
07:50 EST
07:47 EST
San Francisco, CA (SFO/KSFO)
11:50 PST
A21N (N529DT)
Landed 10:43 PST
Time aircraft arrives at gate derived from company/airport information
05h25m
2026 Feb 3San Francisco, CA (SFO/KSFO)
13:00 PST
12:50 PST
Boston, MA (BOS/KBOS)
21:37 EST
A21N (N534DT)
Landed 21:37 EST
Time aircraft arrives at gate derived from company/airport information
05h22m

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