Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1148

Operated by United Airlines

Live map

Live map filtered to UAL1148. Shown when the flight is currently airborne.

Route airports View route page →

Departure

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
02:13 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
170° / 10 kt
Visibility
10 SM
Ceiling
FEW 22,000 ft
Temp / Dew
17°C / 10°C
Altimeter
30.18 inHg

Obs: 2026-08-28T07:53:00.000Z

Raw METAR / TAF 
METAR KDEN 280753Z 17010KT 10SM FEW220 17/10 A3018 RMK AO2 SLP133 T01720100

TAF KDEN 280536Z 2806/2912 18011KT P6SM FEW100 FEW150 FM281100 23011KT P6SM FEW120 FM281600 VRB06KT P6SM FEW120 FM282100 02008KT P6SM FEW100 SCT120 PROB30 2821/2902 VRB15G25KT -SHRA BKN080 FM290200 VRB06KT P6SM SCT120 BKN220 FM290500 22009KT P6SM FEW120 SCT220

flight Live Traffic

flight_takeoff 128 Departures
flight_land 152 Arrivals

Arrival

BOS KBOS IFR

Boston Logan International Airport

Boston, US

Local time
04:13 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
160° / 6 kt
Visibility
10 SM
Ceiling
BKN 700 ft, OVC 15,000 ft
Temp / Dew
22°C / 21°C
Altimeter
29.96 inHg

Obs: 2026-08-28T07:38:00.000Z

Raw METAR / TAF 
SPECI KBOS 280738Z 16006KT 10SM BKN007 OVC150 22/21 A2996 RMK AO2 T02170211

TAF KBOS 280529Z 2806/2912 18006KT P6SM FEW018 BKN220 FM280800 20004KT P6SM BKN030 TEMPO 2808/2811 BKN010 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 69 Departures
flight_land 86 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AB819C DEN → BOS Jul 26, 06:50 UTCJul 26, 10:35 UTC3h 45m - -
2026-07-26 A445AD DEN → BOS Jul 26, 02:00 UTCJul 26, 05:20 UTC3h 20m - -
2026-07-25 AB5056 DEN → BOS Jul 25, 07:50 UTCJul 25, 11:10 UTC3h 20m - -
2026-07-25 A35843 DEN → BOS Jul 25, 01:55 UTCJul 25, 05:20 UTC3h 25m - -
2026-07-24 AB48E8 DEN → BOS Jul 24, 06:50 UTCJul 24, 10:20 UTC3h 30m - -
2026-07-24 AAC954 DEN → BOS Jul 24, 02:35 UTCJul 24, 05:55 UTC3h 20m - -
2026-07-23 A445CD DEN → BOS Jul 23, 07:05 UTCJul 23, 10:30 UTC3h 25m - -
2026-07-23 A9DC5E DEN → BOS Jul 23, 02:15 UTCJul 23, 05:35 UTC3h 20m - -
2026-07-22 AA7E36 DEN → BOS Jul 22, 11:10 UTCJul 22, 12:05 UTC55m - -
2026-07-22 A46C9A DEN → BOS Jul 22, 02:20 UTCJul 22, 05:25 UTC3h 5m - -
2026-07-21 AB5A1D DEN → BOS Jul 21, 07:05 UTCJul 21, 10:40 UTC3h 35m - -
2026-07-21 A9DC5E DEN → BOS Jul 21, 01:55 UTCJul 21, 05:10 UTC3h 15m - -
2026-07-20 ABACD2 DEN → BOS Jul 20, 07:00 UTCJul 20, 10:35 UTC3h 35m - -
2026-07-20 AA2B79 DEN → BOS Jul 20, 02:20 UTCJul 20, 05:35 UTC3h 15m - -
2026-07-19 A0B7B7 DEN → BOS Jul 19, 06:55 UTCJul 19, 10:25 UTC3h 30m - -
2026-07-19 A9D5E5 DEN → BOS Jul 19, 02:05 UTCJul 19, 05:35 UTC3h 30m - -
2026-07-18 A35843 DEN → BOS Jul 18, 02:05 UTCJul 18, 05:25 UTC3h 21m - -
2026-07-17 AB28D7 DEN → BOS Jul 17, 06:54 UTCJul 17, 10:30 UTC3h 35m - -
2026-07-17 A44521 DEN → BOS Jul 17, 02:39 UTCJul 17, 06:00 UTC3h 20m - -
2026-07-16 A097CE SMF → ORD Jul 16, 06:55 UTCJul 16, 10:20 UTC3h 25m - -
2026-07-16 A46C9A - Jul 16, 01:50 UTCJul 16, 05:05 UTC3h 15m - -
2026-07-15 A2615E SMF → ORD Jul 15, 06:55 UTCJul 15, 10:40 UTC3h 45m - -
2026-07-15 A9B4DE - Jul 15, 01:50 UTCJul 15, 05:15 UTC3h 25m - -
2026-07-14 A56A18 - Jul 14, 08:05 UTCJul 14, 11:40 UTC3h 35m - -
2026-07-14 A46C9A - Jul 14, 02:40 UTCJul 14, 05:55 UTC3h 15m - -
2026-07-13 ABACD2 SMF → ORD Jul 13, 06:50 UTCJul 13, 10:30 UTC3h 40m - -
2026-07-13 A330A0 - Jul 13, 01:55 UTCJul 13, 05:20 UTC3h 25m - -
2026-07-12 AB3DC3 SMF → ORD Jul 12, 06:50 UTCJul 12, 10:15 UTC3h 25m - -
2026-07-12 A2BBF2 - Jul 12, 02:01 UTCJul 12, 05:25 UTC3h 25m - -
2026-07-11 AAF9EA SMF → ORD Jul 11, 06:55 UTCJul 11, 10:15 UTC3h 20m - -

Performance history

Flights tracked
229 showing last 30
Avg arrival delay
-
On-time arrival
-
Aircraft used
25

Monthly activity 4 months

Month Flights tracked
July 2026 50
June 2026 59
May 2026 63
April 2026 57

UAL1148 frequently asked

Where does flight UAL1148 fly?
UAL1148 (United Airlines) flies from DEN to BOS. View the full route page.
How long is flight UAL1148?
Based on observed flights, UAL1148 takes on average 3h 21m from takeoff to landing.
How often does UAL1148 fly?
UAL1148 has been observed flying several times a week in our tracking data. We've recorded 229 flights under this callsign.
What aircraft operates flight UAL1148?
UAL1148 has been operated by 25 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1148 live?
Yes. When UAL1148 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.