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UAL2278

SFO → ORD · Boeing 737-300 · United Airlines

For travellers

Arrival · Chicago (ORD)

Terminal 1 · Gate C23
Scheduled 20 Sep 05:01 · Landed 20 Sep 05:28 · +27 min
Board status: Active
Landed 20 Sep 05:28 (ADS-B)

Board data from ord, updated 16519 min ago; times local to each airport.

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departure
San Francisco International Airport (SFO) — San Francisco, United States
Departed
2026-09-20 06:05 UTC
Arrival
Chicago O'Hare International Airport (ORD) — Chicago, United States
Scheduled arrival
2026-09-20 10:01 UTC
Estimated arrival
2026-09-20 10:20 UTC
Also flies as
UA2278
Codeshares
AC4372, NZ9307, VA8105
Distance flown
3559 km
Straight-line distance
2964 km
Approach distance
160 km

Aircraft

Registration
N75853
Type
Boeing 737-300
Seats
213 total (24 Business, 189 Economy)
CO2 (EMEP est., total)
106.9 t (938 kg/pax Business, 447 kg/pax Economy)

Altitude & speed

Max altitude
33,025 ft
Max ground speed
516 kt
Tracked
4h 23m · 3,402 km
Altitude (ft, max 33,025)
017,83435,6670m1h 0m2h 0m3h 0m4h 0m
Ground speed (kt, max 516)
02795570m1h 0m2h 0m3h 0m4h 0m
Altitude (ft, max 33,025)
017,83435,6670m2h 0m4h 0m
Ground speed (kt, max 516)
02795570m2h 0m4h 0m

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
2026-10-02 06:32 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N14517 Airbus A321 Neo Completed 3064 km
2026-10-02 03:56 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N77510 Boeing 737-800 Completed 749 km
2026-10-01 05:44 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N14528 Airbus A321 Neo Completed 3096 km
2026-10-01 02:32 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N66803 Boeing 737-900 Completed 748 km
2026-09-30 05:55 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N14504 Airbus A321 Neo Completed 3084 km
2026-09-30 02:40 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N75433 Boeing 737-900 Completed 740 km
2026-09-29 05:54 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N24568 Airbus A321 Neo Completed 3030 km
2026-09-28 03:56 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N77537 Boeing 737-800 Completed 770 km
2026-09-27 05:50 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N34562 Airbus A321 Neo Completed 3099 km
2026-09-27 02:32 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N76265 Boeing 737-800 Completed 740 km
2026-09-26 06:01 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N24542 Airbus A321 Neo Completed 3043 km
2026-09-26 03:31 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N77537 Boeing 737-800 Completed 747 km
2026-09-25 05:42 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N14506 Airbus A321 Neo Completed 3054 km
2026-09-25 03:09 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N78509 Boeing 737-800 Completed 742 km
2026-09-24 05:50 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N78866 Boeing 737-300 Completed 3030 km
2026-09-23 05:33 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N57855 Boeing 737-300 Completed 3118 km
2026-09-22 05:55 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N57868 Boeing 737-300 Completed 3084 km
2026-09-22 03:19 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N17245 Boeing 737-800 Completed 747 km
2026-09-21 05:59 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N57852 Boeing 737-300 Completed 3077 km
2026-09-21 03:11 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N87527 Boeing 737-800 Completed 743 km
2026-09-20 06:05 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N75853 Boeing 737-300 Completed 3559 km
2026-09-20 03:00 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N37273 Boeing 737-800 Completed 765 km
2026-09-19 02:53 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N77525 Boeing 737-800 Completed 795 km
2026-09-18 03:14 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N35204 Boeing 737-800 Completed 898 km
2026-09-17 06:49 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N56859 Boeing 737-300 Completed 3237 km
2026-09-16 06:00 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N75854 Boeing 737-300 Completed 3162 km
2026-09-15 03:47 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N76508 Boeing 737-800 Completed 777 km
2026-09-14 05:32 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N37273 Boeing 737-800 Completed 772 km
2026-09-13 05:51 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N75854 Boeing 737-300 Completed 3209 km
2026-09-13 03:36 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N24211 Boeing 737-800 Completed 811 km
2026-09-12 05:56 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N57857 Boeing 737-300 Completed 3339 km
2026-09-11 05:52 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N75861 Boeing 737-300 Completed 3170 km
2026-09-10 05:47 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N74856 Boeing 737-300 Completed 3269 km
2026-09-09 07:24 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N75851 Boeing 737-300 Completed 2112 km
2026-09-08 04:10 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N76532 Boeing 737-800 Completed 768 km
2026-09-07 05:44 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N57855 Boeing 737-300 Completed 3239 km
2026-09-06 05:49 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N77865 Boeing 737-300 Completed 3216 km
2026-09-06 02:32 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N17437 Boeing 737 MAX 9 Completed 773 km
2026-09-05 05:01 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N37437 Boeing 737-900 Completed 766 km
2026-09-04 03:26 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N76519 Boeing 737-800 Completed 863 km
2026-09-03 05:54 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N78866 Boeing 737-300 Completed 3200 km
2026-09-02 05:34 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N57868 Boeing 737-300 Completed 3141 km
2026-09-01 03:59 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N78285 Boeing 737-800 Completed 826 km
2026-08-31 05:59 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N73860 Boeing 737-300 Completed 3214 km
2026-08-31 02:46 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N38268 Boeing 737-800 Completed 792 km
2026-08-30 06:14 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N77867 Boeing 737-300 Completed 3155 km
2026-08-30 02:32 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N47524 Boeing 737 MAX 9 Completed 788 km
2026-08-29 05:33 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N44501 Airbus A321 Neo Completed 3331 km
2026-08-29 02:31 UTC UAL2278 SAN → SFO
San Diego → San Francisco
 N76516 Boeing 737-800 Completed 769 km
2026-08-28 07:45 UTC UAL2278 SFO → ORD
San Francisco → Chicago
 N56859 Boeing 737-300 Completed 3211 km

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