UAL340

For travellers

Departure · Atlanta (ATL)

Terminal N · Gate T17

Scheduled 17 Sep 08:50 · Estimated 17 Sep 08:50

Board status: Scheduled

Airborne since 17 Sep 08:56 (ADS-B)

Board data from atl, updated 21933 min ago; times local to each airport.

Flight

Status

Completed

Arrival confirmed via

ADS-B (callsign change)

Departure

Hartsfield Jackson Atlanta International Airport (ATL) — Atlanta, United States

Scheduled departure

2026-09-17 12:50 UTC

Departed

2026-09-17 12:56 UTC

Arrival

Denver International Airport (DEN) — Denver, United States

Also flies as

UA340

Distance flown

2310 km

Straight-line distance

1927 km

Approach distance

36 km

Aircraft

Registration

N37508

Type

Boeing 737 MAX 9

Seats

179 total (117 Economy, 42 Economy Plus, 20 First)

CO2 (EMEP est., total)

41.2 t (292 kg/pax Business, 223 kg/pax Economy)

Altitude & speed

Max altitude

36,025 ft

Max ground speed

478 kt

Tracked

2h 53m · 2,192 km

Altitude (ft, max 36,025)

Ground speed (kt, max 478)

Altitude (ft, max 36,025)

Ground speed (kt, max 478)

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

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 13:08 UTC	UAL340	ATL → DEN Atlanta → Denver	N38459	Boeing 737-900	In progress	~1927 km est.
2026-10-01 13:05 UTC	UAL340	ATL → DEN Atlanta → Denver	N68802	Boeing 737-900	Completed	2295 km
2026-09-30 12:54 UTC	UAL340	ATL → DEN Atlanta → Denver	N64809	Boeing 737-900	Completed	2038 km
2026-09-29 12:56 UTC	UAL340	ATL → DEN Atlanta → Denver	N68821	Boeing 737-900	Completed	2026 km
2026-09-28 13:20 UTC	UAL340	ATL → DEN Atlanta → Denver	N36476	Boeing 737-900	Completed	2036 km
2026-09-27 12:50 UTC	UAL340	ATL → DEN Atlanta → Denver	N17361	Boeing 737 MAX 8	Completed	2146 km
2026-09-26 12:51 UTC	UAL340	ATL → DEN Atlanta → Denver	N62883	Boeing 737-900	Completed	2145 km
2026-09-25 12:55 UTC	UAL340	ATL → DEN Atlanta → Denver	N39418	Boeing 737-900	Completed	2066 km
2026-09-24 12:53 UTC	UAL340	ATL → DEN Atlanta → Denver	N807UA	Airbus A319	Completed	2098 km
2026-09-23 12:52 UTC	UAL340	ATL → DEN Atlanta → Denver	N37445	Boeing 737 MAX 9	Completed	2057 km
2026-09-22 13:43 UTC	UAL340	ATL → DEN Atlanta → Denver	N77543	Boeing 737 MAX 9	Completed	2062 km
2026-09-21 13:01 UTC	UAL340	ATL → DEN Atlanta → Denver	N77544	Boeing 737 MAX 9	Completed	2093 km
2026-09-20 14:15 UTC	UAL340	ATL → DEN Atlanta → Denver	N27546	Boeing 737 MAX 9	Completed	2147 km
2026-09-19 12:54 UTC	UAL340	ATL → DEN Atlanta → Denver	N37547	Boeing 737 MAX 9	Completed	2251 km
2026-09-18 13:03 UTC	UAL340	ATL → DEN Atlanta → Denver	N27439	Boeing 737 MAX 9	Completed	2088 km
2026-09-17 12:56 UTC	UAL340	ATL → DEN Atlanta → Denver	N37508	Boeing 737 MAX 9	Completed	2310 km
2026-09-16 13:00 UTC	UAL340	ATL → DEN Atlanta → Denver	N17425	Boeing 737 MAX 9	Completed	2195 km
2026-09-15 12:53 UTC	UAL340	ATL → DEN Atlanta → Denver	N77571	Boeing 737 MAX 9	Completed	2180 km
2026-09-14 12:56 UTC	UAL340	ATL → DEN Atlanta → Denver	N37567	Boeing 737 MAX 9	Completed	2142 km
2026-09-13 12:56 UTC	UAL340	ATL → DEN Atlanta → Denver	N17444	Boeing 737 MAX 9	Completed	2261 km
2026-09-12 14:35 UTC	UAL340	ATL → DEN Atlanta → Denver	N17452	Boeing 737 MAX 9	Completed	2243 km
2026-09-11 13:04 UTC	UAL340	ATL → DEN Atlanta → Denver	N17417	Boeing 737 MAX 9	Completed	2320 km
2026-09-10 13:04 UTC	UAL340	ATL → DEN Atlanta → Denver	N47446	Boeing 737 MAX 9	Completed	2977 km
2026-09-09 12:56 UTC	UAL340	ATL → DEN Atlanta → Denver	N37507	Boeing 737 MAX 9	Completed	2125 km
2026-09-07 13:00 UTC	UAL340	ATL → DEN Atlanta → Denver	N17557	Boeing 737 MAX 9	Completed	2369 km
2026-09-06 13:45 UTC	UAL340	ATL → DEN Atlanta → Denver	N455UA	Airbus A320 233	Completed	2107 km
2026-09-05 13:13 UTC	UAL340	ATL → DEN Atlanta → Denver	N37562	Boeing 737 MAX 9	Completed	2125 km
2026-09-04 13:03 UTC	UAL340	ATL → DEN Atlanta → Denver	N77426	Boeing 737 MAX 9	Completed	2092 km
2026-09-03 13:02 UTC	UAL340	ATL → DEN Atlanta → Denver	N47434	Boeing 737 MAX 9	Completed	2164 km
2026-09-02 12:55 UTC	UAL340	ATL → DEN Atlanta → Denver	N47446	Boeing 737 MAX 9	Completed	2148 km
2026-09-01 13:07 UTC	UAL340	ATL → DEN Atlanta → Denver	N17460	Boeing 737 MAX 9	Completed	2147 km
2026-08-31 12:52 UTC	UAL340	ATL → DEN Atlanta → Denver	N17565	Boeing 737 MAX 9	Completed	2273 km
2026-08-30 12:57 UTC	UAL340	ATL → DEN Atlanta → Denver	N467UA	Airbus A320 233	Completed	2045 km
2026-08-29 12:57 UTC	UAL340	ATL → DEN Atlanta → Denver	N17456	Boeing 737 MAX 9	Completed	2182 km
2026-08-28 13:01 UTC	UAL340	ATL → DEN Atlanta → Denver	N17455	Boeing 737 MAX 9	Completed	2111 km
2026-08-27 12:58 UTC	UAL340	ATL → DEN Atlanta → Denver	N47434	Boeing 737 MAX 9	Completed	2186 km
2026-08-26 12:54 UTC	UAL340	ATL → DEN Atlanta → Denver	N17565	Boeing 737 MAX 9	Completed	2140 km
2026-08-25 12:54 UTC	UAL340	ATL → DEN Atlanta → Denver	N37507	Boeing 737 MAX 9	Completed	2189 km
2026-08-24 12:57 UTC	UAL340	ATL → DEN Atlanta → Denver	N47457	Boeing 737 MAX 9	Completed	2210 km
2026-08-23 13:24 UTC	UAL340	ATL → DEN Atlanta → Denver	N432UA	Airbus A320 233	Completed	3094 km
2026-08-22 13:18 UTC	UAL340	ATL → DEN Atlanta → Denver	N17594	Boeing 737-900	Completed	2937 km
2026-08-20 12:58 UTC	UAL340	ATL → DEN Atlanta → Denver	N17566	Boeing 737 MAX 9	Completed	3629 km
2026-08-19 12:54 UTC	UAL340	ATL → DEN Atlanta → Denver	N37561	Boeing 737 MAX 9	Completed	3055 km
2026-08-18 12:51 UTC	UAL340	ATL → DEN Atlanta → Denver	N37563	Boeing 737 MAX 9	Completed	5716 km
2026-08-17 13:07 UTC	UAL340	ATL → DEN Atlanta → Denver	N37449	Boeing 737 MAX 9	Completed	10912 km
2026-08-16 13:02 UTC	UAL340	ATL → DEN Atlanta → Denver	N491UA	Airbus A320 233	Completed	2803 km
2026-08-14 13:00 UTC	UAL340	ATL → DEN Atlanta → Denver	N37504	Boeing 737 MAX 9	Completed	~5332 km est. (2816 km recorded)
2026-08-12 14:04 UTC	UAL340	ATL → DEN Atlanta → Denver	N17454	Boeing 737 MAX 9	Completed	2877 km
2026-08-10 19:26 UTC	UAL340	? → DEN ? → Denver	N47369	Boeing 737 MAX 8	Completed	5769 km