UAL308 is operated by UNITED AIRLINES INC between Philadelphia International Airport (KPHL) and Chicago O'Hare International Airport (KORD). The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 2h 44m. SkyMeter has observed 80 legs of this flight number via ADS-B.

✈
FLIGHTS
80
last 90 days
⏱
AVG DURATION
2h 44m
tracked time
📅
SERVICE PERIOD
04/12/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
8 / 4
city pairs · airframes
⚠
INCIDENT RATE
1.2%
1 flagged

Routes flown

By count · last 90 days

6
KPHL → KORD
33
avg 2h 2m · Philadelphia → Chicago O'Hare
KORD → KSNA
30
avg 4h 6m · Chicago O'Hare → John Wayne Airport-Orange County
04PA → KORD
7
avg 1h 56m · S & C Distribution Center Heliport → Chicago O'Hare
9N2 → KORD
3
avg 2h 1m · Philadelphia Seaplane Base → Chicago O'Hare
KDTW → KORD
1
avg 2h 35m · Detroit Metropolitan Wayne County → Chicago O'Hare
04PA → KDTW
1
avg 3h 7m · S & C Distribution Center Heliport → Detroit Metropolitan Wayne County

Aircraft types

Equipment used on this number

4
B39M BOEING Boeing 737 MAX 9
45
B38M BOEING Boeing 737 MAX 8
21
B737 BOEING Boeing 737-700
12
B739 BOEING Boeing 737-900
10

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
1
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 UAL308

30
N17407BOEING Boeing 737 MAX 9
→
06/03/2026
2h 9m
No alerts
Replay Analysis
N13720BOEING Boeing 737-700
→
06/03/2026
4h 21m
No alerts
Replay Analysis
N17408BOEING Boeing 737 MAX 9
→
06/02/2026
2h 1m
No alerts
Replay Analysis
N16732BOEING Boeing 737-700
→
06/02/2026
3h 57m
No alerts
Replay Analysis
N37450BOEING Boeing 737 MAX 9
→
06/01/2026
2h 3m
No alerts
Replay Analysis
N13718BOEING Boeing 737-700
→
06/01/2026
4h 11m
No alerts
Replay Analysis
N27520BOEING Boeing 737 MAX 9
→
05/31/2026
1h 59m
No alerts
Replay Analysis
N27734BOEING Boeing 737-700
→
05/31/2026
4h 19m
No alerts
Replay Analysis
N47414BOEING Boeing 737-900
→
05/29/2026
2h 13m
No alerts
Replay Analysis
N13718BOEING Boeing 737-700
→
05/29/2026
3h 59m
No alerts
Replay Analysis
N37445BOEING Boeing 737 MAX 9
→
05/28/2026
1h 58m
No alerts
Replay Analysis
N23721BOEING Boeing 737-700
→
05/28/2026
3h 56m
No alerts
Replay Analysis
N17425BOEING Boeing 737 MAX 9
→
05/27/2026
2h 10m
No alerts
Replay Analysis
N13750BOEING Boeing 737-700
→
05/27/2026
4h 12m
No alerts
Replay Analysis
N17429BOEING Boeing 737 MAX 9
→
05/26/2026
2h 12m
No alerts
Replay Analysis
N13720BOEING Boeing 737-700
→
05/26/2026
3h 38m
No alerts
Replay Analysis
N17597BOEING Boeing 737 MAX 9
→
05/25/2026
2h 9m
No alerts
Replay Analysis
N39728BOEING Boeing 737-700
→
05/25/2026
4h 21m
No alerts
Replay Analysis
N17443BOEING Boeing 737 MAX 9
→
05/24/2026
2h 7m
No alerts
Replay Analysis
N17730BOEING Boeing 737-700
→
05/24/2026
3h 50m
No alerts
Replay Analysis
N37577BOEING Boeing 737 MAX 9
→
05/23/2026
1h 55m
No alerts
Replay Analysis
N21723BOEING Boeing 737-700
→
05/23/2026
3h 53m
No alerts
Replay Analysis
N13750BOEING Boeing 737-700
→
05/22/2026
4h 9m
No alerts
Replay Analysis
N17406BOEING Boeing 737 MAX 9
→
05/21/2026
2h 0m
No alerts
Replay Analysis
N37510BOEING Boeing 737 MAX 9
→
05/21/2026
52m
No alerts
Replay Analysis
N37510BOEING Boeing 737 MAX 9
→
05/20/2026
1h 1m
No alerts
Replay Analysis
N37510BOEING Boeing 737 MAX 9
→
05/20/2026
1h 54m
No alerts
Replay Analysis
N17433BOEING Boeing 737 MAX 9
→
05/20/2026
1h 57m
No alerts
Replay Analysis
N37537BOEING Boeing 737 MAX 9
→
05/18/2026
24m
No alerts
Replay Analysis
N17322BOEING Boeing 737 MAX 8
→
05/18/2026
4h 7m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window