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UA2173

DEN → HDN · Boeing 737-800 · United Airlines

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For travellers

Departure · Denver (DEN)

Gate B38
Scheduled 19:25 · Departed 19:25
Board status: Off block
Airborne since 19:27 (ADS-B)

Board data from den, updated 21 min ago; times local to each airport.

Flight

Status
In progress
Departure
Denver International Airport (DEN) — Denver, United States
Scheduled departure
2026-10-04 01:25 UTC
Departed
2026-10-04 01:27 UTC
Arrival
Yampa Valley Airport (HDN) — Hayden, United States (scheduled)
Progress
93% · ~3m remaining
Distance flown
221 km
Straight-line distance
227 km

Aircraft

Registration
N76522
Type
Boeing 737-800
Seats
166 total (102 Economy, 48 Economy Plus, 16 First)
CO2 (EMEP est., total)
7.8 t (45 kg/pax Economy, 65 kg/pax Business)

Altitude & speed

Max altitude
22,025 ft
Max ground speed
361 kt
Tracked
34m · 221 km
Note
still in progress - the track so far
Altitude (ft, max 22,025)
011,89423,7870m30m
Ground speed (kt, max 361)
01953900m30m
Altitude (ft, max 22,025)
011,89423,7870m
Ground speed (kt, max 361)
01953900m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-04 01:27 UTC UAL2173 DEN → HDN
Denver → Hayden
 N76522 Boeing 737-800 In progress ~227 km est.
2026-10-03 20:36 UTC UAL2173 BOI → DEN
Boise → Denver
 N66893 Boeing 737-900 Completed 1211 km
2026-10-03 02:10 UTC UAL2173 DEN → HDN
Denver → Hayden
 N27246 Boeing 737-800 Incomplete (signal lost) 229 km
2026-10-02 21:43 UTC UAL2173 BOI → DEN
Boise → Denver
 N33262 Boeing 737-800 Completed 1105 km
2026-10-02 01:57 UTC UAL2173 DEN → HDN
Denver → Hayden
 N37252 Boeing 737-800 Incomplete (signal lost) 245 km
2026-10-01 21:03 UTC UAL2173 BOI → DEN
Boise → Denver
 N37468 Boeing 737-900 Completed 1222 km
2026-10-01 01:22 UTC UAL2173 DEN → HDN
Denver → Hayden
 N76514 Boeing 737-800 Incomplete (signal lost) ~270 km est. (162 km recorded)
2026-09-30 20:46 UTC UAL2173 BOI → DEN
Boise → Denver
 N37255 Boeing 737-800 Completed 1191 km
2026-09-30 03:16 UTC UAL2173 DEN → HDN
Denver → Hayden
 N76529 Boeing 737-800 Completed (landing presumed) 243 km
2026-09-29 20:52 UTC UAL2173 BOI → DEN
Boise → Denver
 N37470 Boeing 737-900 Completed 1217 km
2026-09-29 01:39 UTC UAL2173 DEN → HDN
Denver → Hayden
 N33266 Boeing 737-800 Incomplete (signal lost) 213 km

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