Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1103

Operated by United Airlines

Live map

Live map filtered to UAL1103. Shown when the flight is currently airborne.

Route airports View route page →

Departure

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
06:48 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
190° / 13 kt
Visibility
10 SM
Ceiling
FEW 22,000 ft
Temp / Dew
16°C / 2°C
Altimeter
29.82 inHg

Obs: 2026-10-12T11:53:00.000Z

Raw METAR / TAF 
METAR KDEN 121153Z 19013KT 10SM FEW220 16/02 A2982 RMK AO2 SLP020 T01560022 10211 20156 51012

TAF KDEN 121136Z 1212/1318 20015KT P6SM SKC FM121600 23014G21KT P6SM SKC FM130100 18009KT P6SM SKC FM130500 35010KT P6SM FEW020 SCT040 FM131000 02008KT P6SM BKN020 FM131600 05007KT P6SM FEW020 BKN040

flight Live Traffic

flight_takeoff 214 Departures
flight_land 342 Arrivals

Arrival

BOS KBOS IFR

Boston Logan International Airport

Boston, US

Local time
08:48 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
350° / 8 kt
Visibility
10 SM
Ceiling
OVC 600 ft
Temp / Dew
11°C / 9°C
Altimeter
29.77 inHg

Obs: 2026-10-12T11:54:00.000Z

Raw METAR / TAF 
METAR KBOS 121154Z 35008KT 10SM OVC006 11/09 A2977 RMK AO2 SLP082 60004 70154 T01060094 10117 20100 55006

TAF KBOS 121120Z 1212/1318 36009KT 6SM BR OVC006 FM121400 36009KT P6SM OVC015 FM121700 35005KT P6SM SCT040 TEMPO 1217/1219 BKN030 FM130400 04010KT P6SM OVC030 FM131000 07010KT P6SM -RA OVC008

warning FAA Advisories

  • Ground Delay: low ceilings (avg 1 hour and 15 minutes)

flight Live Traffic

flight_takeoff 211 Departures
flight_land 192 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AA7F23 DEN → BOS Jul 26, 21:25 UTCJul 26, 21:45 UTC20m - -
2026-07-25 A2BBCC DEN → BOS Jul 25, 21:30 UTCJul 25, 21:50 UTC20m - -
2026-07-25 A2BBCC DEN → BOS Jul 25, 21:36 UTCJul 26, 02:10 UTC4h 34m +26m -4m
2026-07-25 A12AC1 DEN → BOS Jul 25, 01:35 UTCJul 25, 02:15 UTC40m - -
2026-07-24 A12AC1 DEN → BOS Jul 24, 21:20 UTCJul 24, 21:30 UTC10m - -
2026-07-23 A12B0A DEN → BOS Jul 23, 21:35 UTCJul 23, 21:50 UTC15m - -
2026-07-23 A12B0A DEN → BOS Jul 23, 21:36 UTCJul 24, 02:22 UTC4h 46m +26m -5m
2026-07-22 A12AEA DEN → BOS Jul 22, 21:25 UTCJul 22, 21:40 UTC15m - -
2026-07-22 A12AEA DEN → BOS Jul 22, 21:36 UTCJul 23, 02:08 UTC4h 32m +26m +8m
2026-07-22 A12AA0 DEN → BOS Jul 22, 01:35 UTCJul 22, 02:15 UTC40m - -
2026-07-21 A12AA0 DEN → BOS Jul 21, 21:35 UTCJul 21, 21:50 UTC15m - -
2026-07-20 A4491A DEN → BOS Jul 20, 21:25 UTCJul 20, 21:40 UTC15m - -
2026-07-20 A4491A DEN → BOS Jul 20, 21:36 UTCJul 21, 02:20 UTC4h 44m +26m -3m
2026-07-19 A12B2F DEN → BOS Jul 19, 21:20 UTCJul 20, 02:30 UTC5h 10m - -
2026-07-18 A12B09 DEN → BOS Jul 18, 21:36 UTCJul 19, 02:24 UTC4h 48m +26m -5m
2026-07-17 A4497F - Jul 17, 21:30 UTCJul 17, 21:44 UTC15m - -
2026-07-17 A4497F DEN → BOS Jul 17, 21:36 UTCJul 18, 02:16 UTC4h 40m +26m -13m
2026-07-16 A5D2F9 - Jul 16, 21:25 UTCJul 17, 02:20 UTC4h 55m - -
2026-07-15 A12B31 - Jul 15, 21:20 UTCJul 16, 02:15 UTC4h 55m - -
2026-07-15 A5D28C - Jul 15, 01:55 UTCJul 15, 02:25 UTC30m - -
2026-07-14 A5D28C - Jul 14, 21:35 UTCJul 14, 21:55 UTC20m - -
2026-07-14 A5D28C HNL → LAX Jul 14, 21:36 UTCJul 15, 02:23 UTC4h 47m +26m -3m
2026-07-14 A5D28C - Jul 14, 01:50 UTCJul 14, 02:25 UTC35m - -
2026-07-13 A5D28C - Jul 13, 21:30 UTCJul 13, 21:50 UTC20m - -
2026-07-13 A2B7F5 - Jul 13, 01:40 UTCJul 13, 02:20 UTC40m - -
2026-07-12 A2B7F5 HNL → LAX Jul 12, 21:36 UTCJul 13, 02:16 UTC4h 40m +26m +3m
2026-07-12 A2B7F5 - Jul 12, 21:20 UTCJul 12, 21:40 UTC20m - -
2026-07-12 A448F6 - Jul 12, 01:45 UTCJul 12, 02:25 UTC40m - -
2026-07-11 A448F6 - Jul 11, 21:25 UTCJul 11, 21:45 UTC20m - -
2026-07-11 A448F6 HNL → LAX Jul 11, 21:36 UTCJul 12, 02:22 UTC4h 46m +26m +4m

Performance history

Flights tracked
61 showing last 30
Avg arrival delay
-2m
On-time arrival
100% 100% on time
Aircraft used
15

Monthly activity 2 months

Month Flights tracked
July 2026 49
June 2026 12

UAL1103 frequently asked

Where does flight UAL1103 fly?
UAL1103 (United Airlines) flies from DEN to BOS. View the full route page.
How long is flight UAL1103?
Based on observed flights, UAL1103 takes on average 2h 9m from takeoff to landing.
How often does UAL1103 fly?
UAL1103 has been observed flying several times a week in our tracking data. We've recorded 61 flights under this callsign.
Is flight UAL1103 usually on time?
Across recent flights, UAL1103 arrives 2 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1103?
UAL1103 has been operated by 15 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1103 live?
Yes. When UAL1103 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.