UAL2138

For travellers

Departure · Chicago (ORD)

Terminal 2 · Gate E11

Scheduled 01 Oct 16:10 · Departed 01 Oct 16:48 · +38 min

Board status: Active

Airborne since 01 Oct 17:40 (ADS-B)

Arrival · San Diego (SAN)

Gate 45 · Baggage belt T2-6

Scheduled 01 Oct 18:40 · Estimated 01 Oct 19:20 · +40 min

Board status: Delayed

Landed 01 Oct 19:21 (ADS-B)

Board data from ord, san, updated 772 min ago; times local to each airport.

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

Chicago O'Hare International Airport (ORD) — Chicago, United States

Scheduled departure

2026-10-01 21:10 UTC

Departed

2026-10-01 22:40 UTC

Arrival

San Diego International Airport (SAN) — San Diego, United States

Scheduled arrival

2026-10-02 01:40 UTC

Estimated arrival

2026-10-02 02:20 UTC

Also flies as

UA2138

Codeshares

AC4344, LH9340, LX3260, OS7709, SN8873

Distance flown

2820 km

Straight-line distance

2768 km

Approach distance

65 km

Aircraft

Registration

N17429

Type

Boeing 737 MAX 9

Seats

179 total (117 Economy, 42 Economy Plus, 20 First) (typical for type, not this tail)

CO2 (EMEP est., total)

57.3 t (406 kg/pax Business, 310 kg/pax Economy)

Altitude & speed

Max altitude

34,025 ft

Max ground speed

479 kt

Tracked

3h 41m · 2,815 km

Altitude (ft, max 34,025)

Ground speed (kt, max 479)

Altitude (ft, max 34,025)

Ground speed (kt, max 479)

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
2026-10-01 22:40 UTC	UAL2138	ORD → SAN Chicago → San Diego	N17429	Boeing 737 MAX 9	Completed	2820 km
2026-10-01 18:56 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N47357	Boeing 737 MAX 8	Completed (landing confirmed by airport data)	250 km
2026-09-30 22:21 UTC	UAL2138	ORD → SAN Chicago → San Diego	N27520	Boeing 737 MAX 9	Completed	2815 km
2026-09-30 18:26 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N47357	Boeing 737 MAX 8	Completed (landing confirmed by airport data)	259 km
2026-09-29 21:38 UTC	UAL2138	ORD → SAN Chicago → San Diego	N47450	Boeing 737 MAX 9	Completed	2824 km
2026-09-29 18:15 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N37464	Boeing 737-900	Completed	259 km
2026-09-28 19:45 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N16709	Boeing 737-700	Completed	308 km
2026-09-27 21:36 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N21723	Boeing 737-700	Completed	373 km
2026-09-27 00:54 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N76533	Boeing 737-800	Completed	317 km
2026-09-25 21:12 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N16709	Boeing 737-700	Completed	310 km
2026-09-24 22:22 UTC	UAL2138	ORD → SAN Chicago → San Diego	N37536	Boeing 737 MAX 8	Completed	2905 km
2026-09-23 18:15 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N884UA	Airbus A319	Completed	332 km
2026-09-22 21:47 UTC	UAL2138	ORD → SAN Chicago → San Diego	N17456	Boeing 737 MAX 9	Completed	2907 km
2026-09-22 18:23 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N822UA	Airbus A319	Completed	358 km
2026-09-21 21:52 UTC	UAL2138	ORD → SAN Chicago → San Diego	N27476	Boeing 737 MAX 9	Completed	2822 km
2026-09-20 22:36 UTC	UAL2138	ORD → SAN Chicago → San Diego	N47524	Boeing 737 MAX 9	Completed	2853 km
2026-09-20 18:33 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N474UA	Airbus A320 233	Completed	352 km
2026-09-19 22:53 UTC	UAL2138	ORD → SAN Chicago → San Diego	N17401	Boeing 737 MAX 9	Completed	3205 km
2026-09-18 21:18 UTC	UAL2138	ORD → SAN Chicago → San Diego	N17459	Boeing 737 MAX 9	Completed	2999 km
2026-09-18 18:34 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N817UA	Airbus A319	Completed	345 km
2026-09-17 21:19 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N871UA	Airbus A319	Completed	350 km
2026-09-16 21:20 UTC	UAL2138	ORD → SAN Chicago → San Diego	N27503	Boeing 737 MAX 9	Completed	3025 km
2026-09-16 18:19 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N47450	Boeing 737 MAX 9	Completed	349 km
2026-09-15 20:15 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N881UA	Airbus A319	Completed	274 km
2026-09-14 21:47 UTC	UAL2138	ORD → SAN Chicago → San Diego	N77426	Boeing 737 MAX 9	Completed	3052 km
2026-09-14 18:10 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N14528	Airbus A321 Neo	Completed	329 km
2026-09-13 21:02 UTC	UAL2138	ORD → SAN Chicago → San Diego	N47457	Boeing 737 MAX 9	Completed	3117 km
2026-09-13 18:07 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N884UA	Airbus A319	Completed	251 km
2026-09-12 20:57 UTC	UAL2138	ORD → SAN Chicago → San Diego	N37538	Boeing 737 MAX 9	Completed	2952 km
2026-09-12 18:33 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N4901U	Airbus A320 233	Completed	278 km
2026-09-11 23:22 UTC	UAL2138	ORD → SAN Chicago → San Diego	N17460	Boeing 737 MAX 9	Completed	3120 km
2026-09-11 18:06 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N834UA	Airbus A319	Completed	346 km
2026-09-10 21:46 UTC	UAL2138	ORD → SAN Chicago → San Diego	N27464	Boeing 737 MAX 9	Completed	3078 km
2026-09-10 18:22 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N883UA	Airbus A319	Completed	339 km
2026-09-09 21:35 UTC	UAL2138	ORD → SAN Chicago → San Diego	N37547	Boeing 737 MAX 9	Completed	2932 km
2026-09-09 18:19 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N883UA	Airbus A319	Completed	286 km
2026-09-07 22:30 UTC	UAL2138	ORD → SAN Chicago → San Diego	N47457	Boeing 737 MAX 9	Completed	2945 km
2026-09-07 18:14 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N828UA	Airbus A319	Completed	386 km
2026-09-06 20:56 UTC	UAL2138	ORD → SAN Chicago → San Diego	N77544	Boeing 737 MAX 9	Completed	2986 km
2026-09-05 21:08 UTC	UAL2138	ORD → SAN Chicago → San Diego	N17437	Boeing 737 MAX 9	Completed	3056 km
2026-09-05 18:27 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N898UA	Airbus A319	Completed	344 km
2026-09-04 23:56 UTC	UAL2138	ORD → SAN Chicago → San Diego	N77598	Boeing 737 MAX 9	Completed	2916 km
2026-09-04 18:56 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N834UA	Airbus A319	Completed	333 km
2026-09-03 21:49 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N493UA	Airbus A320 233	Completed	341 km
2026-09-02 21:21 UTC	UAL2138	ORD → SAN Chicago → San Diego	N17432	Boeing 737 MAX 9	Completed	3010 km
2026-09-02 18:27 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N883UA	Airbus A319	Completed	282 km
2026-09-01 21:28 UTC	UAL2138	ORD → SAN Chicago → San Diego	N37525	Boeing 737 MAX 9	Completed	2963 km
2026-09-01 19:10 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N897UA	Airbus A319	Completed	265 km
2026-09-01 16:28 UTC	UAL2138	MIA → ORD Miami → Chicago	N37525	Boeing 737 MAX 9	Completed	2141 km
2026-09-01 01:41 UTC	UAL2138	GRR → ORD Grand Rapids → Chicago	N846UA	Airbus A319	Completed	252 km