UAL3757 is operated by BANK OF UTAH TRUSTEE between Chicago Midway International Airport (KMDW) and Denver International Airport (KDEN). The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 2h 0m. SkyMeter has observed 15 legs of this flight number via ADS-B.

✈
FLIGHTS
15
last 90 days
⏱
AVG DURATION
2h 0m
tracked time
📅
SERVICE PERIOD
06/02/2025 → 08/17/2026
first → last seen
🗺
ROUTES / TYPES
15 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KMKE → KIAH
1
avg 2h 19m · General Mitchell → George Bush Intercontinental Houston
KBFI → KSFO
1
avg 2h 22m · Boeing Field King County → San Francisco
KMSP → KIAH
1
avg 2h 12m · Minneapolis-St Paul International/Wold-Chamberlain → George Bush Intercontinental Houston
KEWR → KPIT
1
avg 1h 5m · Newark Liberty → Pittsburgh
KMCI → KORD
1
avg 1h 7m · Kansas City → Chicago O'Hare
KMDW → KDEN
1
avg 2h 14m · Chicago Midway → Denver
KMCI → KSFO
1
avg 3h 26m · Kansas City → San Francisco
KMKE → KDEN
1
avg 2h 42m · General Mitchell → Denver
KMKC → KIAH
1
avg 1h 33m · Charles B. Wheeler Downtown → George Bush Intercontinental Houston
KLAX → KORD
1
avg 3h 27m · Los Angeles → Chicago O'Hare

Aircraft types

Equipment used on this number

5
B39M BOEING Boeing 737 MAX 9
6
B38M BOEING Boeing 737 MAX 8
3
B739 BOEING Boeing 737-900
3
A21N AIRBUS Airbus A321 Neo
2
B738 BOEING Boeing 737-800
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 UAL3757

30
N87442BOEING Boeing 737 MAX 9
→
08/17/2026
3h 25m
No alerts
Replay Analysis
N27586BOEING Boeing 737 MAX 9
→
08/09/2026
1h 5m
No alerts
Replay Analysis
N75426BOEING Boeing 737-900
→
08/07/2026
1h 7m
No alerts
Replay Analysis
N77426BOEING Boeing 737 MAX 9
→
08/03/2026
1h 16m
No alerts
Replay Analysis
N17402BOEING Boeing 737 MAX 9
→
07/27/2026
2h 12m
No alerts
Replay Analysis
N14540AIRBUS Airbus A321 Neo
→
07/23/2026
2h 41m
No alerts
Replay Analysis
N62894BOEING Boeing 737-900
→
07/13/2026
1h 33m
No alerts
Replay Analysis
N14563AIRBUS Airbus A321 Neo
→
06/29/2026
2h 21m
No alerts
Replay Analysis
N77510BOEING Boeing 737-800
→
06/25/2026
1h 49m
No alerts
Replay Analysis
N37372BOEING Boeing 737 MAX 8
→
06/22/2026
1h 26m
No alerts
Replay Analysis
N77552BOEING Boeing 737 MAX 9
→
06/22/2026
1h 7m
No alerts
Replay Analysis
N17311BOEING Boeing 737 MAX 8
→
06/15/2026
3h 26m
No alerts
Replay Analysis
N37420BOEING Boeing 737-900
→
06/08/2026
2h 13m
No alerts
Replay Analysis
N77573BOEING Boeing 737 MAX 9
→
06/01/2026
2h 19m
No alerts
Replay Analysis
N37278BOEING Boeing 737 MAX 8
→
05/25/2026
1h 59m
No alerts
Replay Analysis
N37427BOEING Boeing 737-900
→
05/04/2026
1h 37m
No alerts
Replay Analysis
N77590BOEING Boeing 737 MAX 9
→
04/20/2026
1h 1m
No alerts
Replay Analysis
N17421BOEING Boeing 737 MAX 9
→
04/17/2026
2h 0m
No alerts
Replay Analysis
N77430BOEING Boeing 737-900
→
04/13/2026
1h 53m
No alerts
Replay Analysis
N34562AIRBUS Airbus A321 Neo
→
04/02/2026
3h 28m
No alerts
Replay Analysis
N37553BOEING Boeing 737 MAX 9
→
03/30/2026
1h 3m
No alerts
Replay Analysis
N17574BOEING Boeing 737 MAX 9
→
03/04/2026
2h 35m
No alerts
Replay Analysis
N37534BOEING Boeing 737 MAX 9
→
12/30/2025
2h 3m
No alerts
Replay Analysis
N37534BOEING Boeing 737 MAX 9
→
12/29/2025
58m
No alerts
Replay Analysis
N37534BOEING Boeing 737 MAX 9
→
12/29/2025
3h 2m
No alerts
Replay Analysis
N77430BOEING Boeing 737-900
→
11/29/2025
15m
No alerts
Replay Analysis
N77430BOEING Boeing 737-900
→
11/28/2025
38m
No alerts
Replay Analysis
N57862BOEING Boeing 757-300
→
11/22/2025
59m
No alerts
Replay Analysis
N14518AIRBUS Airbus A321 Neo
→
11/21/2025
1h 15m
No alerts
Replay Analysis
N27539BOEING Boeing 737 MAX 9
→
11/16/2025
29m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window