UAL8278

UNITED AIRLINES INC · SFO → ORD

UAL8278 is operated by UNITED AIRLINES INC between San Francisco International Airport (KSFO) and Chicago O'Hare International Airport (KORD). The flight is most often flown by a BOEING Boeing 757-300. Typical block time is 2h 48m. SkyMeter has observed 8 legs of this flight number via ADS-B.

✈
FLIGHTS
8
last 90 days
⏱
AVG DURATION
2h 48m
tracked time
📅
SERVICE PERIOD
05/31/2025 → 07/18/2026
first → last seen
🗺
ROUTES / TYPES
5 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

4
KSFO → KORD
4
avg 3h 57m · San Francisco → Chicago O'Hare
KDEN → KCVG
1
avg 2h 35m · Denver → Cincinnati Northern Kentucky
KORD → KORF
1
avg 1h 32m · Chicago O'Hare → Norfolk
KIAH → KPHX
1
avg 2h 17m · George Bush Intercontinental Houston → Phoenix Sky Harbor

Aircraft types

Equipment used on this number

3
B753 BOEING Boeing 757-300
4
B738 BOEING Boeing 737-800
3
B739 BOEING Boeing 737-900
1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
0
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each flag, not the total event count. See /incidents for individual events.

Recent flights

Newest 30 operations of UAL8278

30
N75853BOEING Boeing 757-300
→
07/18/2026
4h 6m
No alerts
Replay Analysis
N56859BOEING Boeing 757-300
→
07/09/2026
3h 40m
No alerts
Replay Analysis
N78511BOEING Boeing 737-800
→
06/28/2026
1h 32m
No alerts
Replay Analysis
N78511BOEING Boeing 737-800
→
06/27/2026
12m
No alerts
Replay Analysis
N57855BOEING Boeing 757-300
→
06/23/2026
3h 53m
No alerts
Replay Analysis
N57862BOEING Boeing 757-300
→
06/18/2026
4h 11m
No alerts
Replay Analysis
N78501BOEING Boeing 737-800
→
05/26/2026
2h 35m
No alerts
Replay Analysis
N35407BOEING Boeing 737-900
→
05/25/2026
2h 16m
No alerts
Replay Analysis
N77575BOEING Boeing 737 MAX 9
→
04/19/2026
2h 29m
No alerts
Replay Analysis
N14539AIRBUS Airbus A321 Neo
→
04/18/2026
4h 12m
No alerts
Replay Analysis
N33266BOEING Boeing 737-800
→
04/03/2026
2h 28m
No alerts
Replay Analysis
N33266BOEING Boeing 737-800
→
04/03/2026
8m
No alerts
Replay Analysis
N37308BOEING Boeing 737 MAX 8
→
03/18/2026
5h 11m
No alerts
Replay Analysis
N39418BOEING Boeing 737-900
→
03/14/2026
3h 46m
No alerts
Replay Analysis
N67501BOEING Boeing 737 MAX 9
→
02/20/2026
3h 46m
No alerts
Replay Analysis
N17408BOEING Boeing 737 MAX 9
→
02/15/2026
3h 50m
No alerts
Replay Analysis
N27404BOEING Boeing 737 MAX 9
→
02/14/2026
3h 54m
No alerts
Replay Analysis
N884UAAIRBUS Airbus A319
→
12/01/2025
1h 11m
No alerts
Replay Analysis
N17285BOEING Boeing 737 MAX 8
→
10/31/2025
58m
No alerts
Replay Analysis
N14219BOEING Boeing 737-800
→
10/20/2025
2h 2m
No alerts
Replay Analysis
N24202BOEING Boeing 737-800
→
10/05/2025
2h 17m
No alerts
Replay Analysis
N27477BOEING Boeing 737-900
→
08/23/2025
2h 7m
No alerts
Replay Analysis
N17594BOEING Boeing 737-900
→
08/21/2025
2h 0m
No alerts
Replay Analysis
N61887BOEING Boeing 737-900
→
07/30/2025
1h 55m
No alerts
Replay Analysis
N67846BOEING Boeing 737-900
→
07/28/2025
1h 37m
No alerts
Replay Analysis
N14507AIRBUS Airbus A321 Neo
→
07/12/2025
4h 21m
No alerts
Replay Analysis
N78448BOEING Boeing 737-900
→
07/09/2025
2h 1m
No alerts
Replay Analysis
N75428BOEING Boeing 737-900
→
07/08/2025
2h 2m
No alerts
Replay Analysis
N68811BOEING Boeing 737-900
→
07/02/2025
1h 45m
No alerts
Replay Analysis
N14521AIRBUS Airbus A321 Neo
→
07/01/2025
4h 11m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window