Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL8108

Operated by United Airlines

Live map

Live map filtered to UAL8108. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
03:28 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
300° / 13 kt
Visibility
10 SM
Ceiling
FEW 400 ft, BKN 20,000 ft
Temp / Dew
15°C / 13°C
Altimeter
29.93 inHg

Obs: 2026-08-28T09:56:00.000Z

Raw METAR / TAF 
METAR KSFO 280956Z 30013KT 10SM FEW004 BKN200 15/13 A2993 RMK AO2 SLP135 T01500128 $

TAF KSFO 280830Z 2809/2912 30013KT P6SM FEW004 BKN200 FM282000 29014KT P6SM VCSH BKN050 OVC100 FM290300 29010KT P6SM SCT010 BKN120 FM291000 29007KT P6SM BKN010

flight Live Traffic

flight_takeoff 197 Departures
flight_land 100 Arrivals

Arrival

BOS KBOS VFR

Boston Logan International Airport

Boston, US

Local time
06:28 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
190° / 3 kt
Visibility
10 SM
Ceiling
SCT 1,100 ft, BKN 18,000 ft
Temp / Dew
22°C / 21°C
Altimeter
29.97 inHg

Obs: 2026-08-28T10:14:00.000Z

Raw METAR / TAF 
SPECI KBOS 281014Z 19003KT 10SM SCT011 BKN180 22/21 A2997 RMK AO2 T02170206

TAF KBOS 280915Z 2809/2912 19005KT P6SM BKN007 OVC150 FM281200 19007KT P6SM SCT025 FM281500 12005KT P6SM BKN050 PROB30 2818/2821 4SM TSRA OVC040CB FM282300 21004KT P6SM BKN100 FM290300 33007KT P6SM SCT090

flight Live Traffic

flight_takeoff 318 Departures
flight_land 301 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A24573 SFO → BOS Jul 26, 03:25 UTCJul 26, 07:10 UTC3h 46m - -
2026-07-24 A46D4E SFO → BOS Jul 24, 02:20 UTCJul 24, 05:45 UTC3h 25m - -
2026-07-24 A46D4E SFO → BOS Jul 24, 02:28 UTCJul 24, 05:43 UTC3h 15m +34m -2m
2026-07-23 A16ADC SFO → BOS Jul 23, 04:45 UTCJul 23, 05:55 UTC1h 10m - -
2026-07-21 A5CE02 SFO → BOS Jul 21, 05:30 UTCJul 21, 06:55 UTC1h 25m - -
2026-07-20 A24508 SFO → BOS Jul 20, 03:25 UTCJul 20, 05:15 UTC1h 50m - -
2026-07-18 A5BCCD SFO → BOS Jul 18, 22:35 UTCJul 19, 14:30 UTC15h 55m - -
2026-07-09 A23A02 DEN → CLE Jul 9, 00:15 UTCJul 9, 02:50 UTC2h 35m - -
2026-07-09 A23A02 DEN → CLE Jul 9, 00:03 UTCJul 9, 02:51 UTC2h 48m +23m +3m
2026-07-07 A5CE02 - Jul 7, 05:30 UTCJul 7, 06:40 UTC1h 10m - -
2026-07-05 A13650 - Jul 5, 03:55 UTCJul 5, 04:30 UTC35m - -
2026-07-02 A533BD - Jul 2, 04:55 UTCJul 2, 06:00 UTC1h 5m - -
2026-07-01 A923A8 DEN → SLC Jul 1, 02:20 UTCJul 1, 03:25 UTC1h 5m - -
2026-06-18 A5B55F SFO → BOS Jun 18, 06:20 UTCJun 18, 07:20 UTC1h 0m - -
2026-06-17 A441EF SFO → BOS Jun 17, 22:35 UTCJun 18, 00:00 UTC1h 25m - -
2026-06-15 A2B8C5 SFO → BOS Jun 15, 22:30 UTCJun 16, 01:55 UTC3h 25m - -
2026-06-15 A2BBA4 SFO → BOS Jun 15, 06:20 UTCJun 15, 10:35 UTC4h 15m - -
2026-06-14 A56661 SFO → BOS Jun 14, 02:00 UTCJun 14, 03:35 UTC1h 35m - -
2026-06-14 A56661 SFO → BOS Jun 14, 01:55 UTCJun 14, 03:31 UTC1h 36m +45m -5m
2026-06-11 AAA5D4 SFO → BOS Jun 11, 04:55 UTCJun 11, 06:00 UTC1h 5m +55m +6m
2026-06-11 AAA5D4 SFO → BOS Jun 11, 04:55 UTCJun 11, 06:05 UTC1h 10m - -
2026-06-09 A416BE SFO → BOS Jun 9, 23:15 UTCJun 10, 01:00 UTC1h 45m - -
2026-06-04 A4495C SFO → BOS Jun 4, 00:14 UTCJun 4, 03:30 UTC3h 16m +34m -10m
2026-06-04 A4495C SFO → BOS Jun 4, 00:15 UTCJun 4, 03:30 UTC3h 15m - -
2026-06-03 A3F621 SFO → BOS Jun 3, 03:00 UTCJun 3, 04:00 UTC1h 0m - -
2026-06-01 A60814 SFO → BOS Jun 1, 05:25 UTCJun 1, 06:30 UTC1h 5m - -
2026-05-27 A5A2CC SFO → BOS May 27, 05:04 UTCMay 27, 06:09 UTC1h 5m - -
2026-05-24 A1272D SFO → BOS May 24, 16:39 UTCMay 24, 20:35 UTC3h 56m +172m -1m
2026-05-24 A1272D SFO → BOS May 24, 16:45 UTCMay 24, 20:30 UTC3h 45m - -
2026-05-24 A5CC3C SFO → BOS May 24, 00:15 UTCMay 24, 01:10 UTC55m - -

Performance history

Flights tracked
43 showing last 30
Avg arrival delay
-1m
On-time arrival
100% 100% on time
Aircraft used
23

Monthly activity 4 months

Month Flights tracked
July 2026 13
June 2026 13
May 2026 12
April 2026 5

UAL8108 frequently asked

Where does flight UAL8108 fly?
UAL8108 (United Airlines) flies from SFO to BOS. View the full route page.
How long is flight UAL8108?
Based on observed flights, UAL8108 takes on average 2h 31m from takeoff to landing.
How often does UAL8108 fly?
UAL8108 has been observed flying several times a week in our tracking data. We've recorded 43 flights under this callsign.
Is flight UAL8108 usually on time?
Across recent flights, UAL8108 arrives 1 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL8108?
UAL8108 has been operated by 23 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL8108 live?
Yes. When UAL8108 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.