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 MVFR

San Francisco International Airport

San Francisco, US

Local time
18:09 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 14G20 kt
Visibility
10 SM
Ceiling
FEW 400 ft, BKN 1,800 ft, BKN 3,700 ft
Temp / Dew
16°C / 11°C
Altimeter
30.08 inHg

Obs: 2026-05-30T00:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300056Z 27014G20KT 10SM FEW004 BKN018 BKN037 16/11 A3008 RMK AO2 SLP186 T01560111

TAF KSFO 292320Z 3000/3106 27012KT P6SM BKN025 FM300400 26010KT P6SM OVC010 FM300900 26005KT P6SM BKN015 FM301700 29010KT P6SM SKC FM302000 28018KT P6SM SKC

warning FAA Advisories

  • Ground Delay: low ceilings (avg 1 hour and 5 minutes)

flight Live Traffic

flight_takeoff 264 Departures
flight_land 282 Arrivals

Arrival

BOS KBOS VFR

Boston Logan International Airport

Boston, US

Local time
21:09 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
90° / 5 kt
Visibility
10 SM
Ceiling
BKN 7,000 ft, BKN 9,000 ft, OVC 11,000 ft
Temp / Dew
16°C / 12°C
Altimeter
29.73 inHg
Wx
-RA

Obs: 2026-05-30T00:54:00.000Z

Raw METAR / TAF 
METAR KBOS 300054Z 09005KT 10SM -RA BKN070 BKN090 OVC110 16/12 A2973 RMK AO2 SLP066 P0000 T01610122

TAF KBOS 292323Z 3000/3106 13008KT P6SM OVC070 FM300400 30013G25KT P6SM -SHRA OVC040 TEMPO 3004/3006 4SM SHRA FM300700 33013KT P6SM BKN020 FM301000 36020G32KT P6SM VCSH OVC020 FM301200 03025G44KT 3SM RA BR OVC010 FM302200 01017G28KT P6SM VCSH BKN050 FM310100 33005KT P6SM BKN130

flight Live Traffic

flight_takeoff 172 Departures
flight_land 187 Arrivals

Recent history last 17

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
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 - -
2026-05-22 A23A28 SFO → BOS May 22, 20:05 UTCMay 23, 01:35 UTC5h 30m - -
2026-05-21 A445A4 SFO → BOS May 21, 00:15 UTCMay 21, 05:30 UTC5h 15m - -
2026-05-21 A445A4 SFO → BOS May 21, 00:02 UTCMay 21, 05:25 UTC5h 23m +14m +7m
2026-05-19 AA2BA4 SFO → BOS May 19, 01:30 UTCMay 19, 02:50 UTC1h 20m - -
2026-05-18 A44544 SFO → BOS May 18, 00:05 UTCMay 18, 02:40 UTC2h 35m - -
2026-05-02 AA7F27 SFO → BOS May 2, 01:20 UTCMay 2, 05:20 UTC4h 1m - -
2026-05-01 A6C248 SFO → BOS May 1, 19:40 UTCMay 1, 22:55 UTC3h 15m - -
2026-05-01 A6C248 SFO → BOS May 1, 19:36 UTCMay 1, 22:48 UTC3h 12m +126m +3m
2026-04-28 AA7F05 SFO → BOS Apr 28, 03:20 UTCApr 28, 04:45 UTC1h 25m - -
2026-04-20 A4423A SFO → BOS Apr 20, 19:22 UTCApr 20, 20:15 UTC53m +22m -9m
2026-04-15 A85E2B - Apr 15, 02:55 UTCApr 15, 03:20 UTC25m - -
2026-04-15 A85E2B - Apr 15, 00:55 UTCApr 15, 02:50 UTC1h 55m - -
2026-04-14 A85E2B - Apr 14, 23:55 UTCApr 15, 00:50 UTC55m - -

Performance history

Flights tracked
17
Avg arrival delay
on time
On-time arrival
100% 100% on time
Aircraft used
12

Monthly activity 2 months

Month Flights tracked
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 41m 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 17 flights under this callsign.
Is flight UAL8108 usually on time?
Across recent flights, UAL8108 arrives 0 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL8108?
UAL8108 has been operated by 12 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.