Flight Status & Tracker

UAL557

UNITED AIRLINES INC · CHS → DEN · Last tracked Oct 21, 2026

UAL557 is a flight number operated by UNITED AIRLINES INC between Charleston Air Force Base-International Airport (KCHS) and Denver International Airport (KDEN). SkyMeter last tracked UAL557 on October 21, 2026. The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 2h 28m. SkyMeter has observed 82 legs of this flight number via ADS-B.

SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.

✈
FLIGHTS
82
last 90 days
⏱
AVG DURATION
2h 28m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 10/21/2026
first → last seen
🗺
ROUTES / TYPES
15 / 5
city pairs · airframes
⚠
INCIDENT RATE
1.2%
1 flagged

Routes flown

By count · last 90 days

10
KCHS → KDEN
37
avg 3h 30m · Charleston Air Force Base-International → Denver
KBIL → KDEN
9
avg 1h 34m · Billings Logan → Denver
CO60 → KDEN
2
avg 31m · Horseshoe Landings → Denver
KIAH → KCHS
2
avg 2h 3m · George Bush Intercontinental Houston → Charleston Air Force Base-International
CD40 → KDEN
1
avg 12m · Hilltop Heliport → Denver
KRDU → KIAD
1
avg 47m · Raleigh Durham → Washington Dulles
22CD → KDEN
1
avg 17m · Platte Valley Medical Center Heliport → Denver
1CO8 → KDEN
1
avg 15m · Everitt → Denver
2CO9 → KDEN
1
avg 1h 6m · Lands End Heliport → Denver
KBIL → KFTG
1
avg 1h 41m · Billings Logan → Colorado Air and Space Port

Aircraft types

Equipment used on this number

5
B738 BOEING Boeing 737-800
80
B739 BOEING Boeing 737-900
37
A320 AIRBUS Airbus A320
7
B38M BOEING Boeing 737 MAX 8
4
B737 BOEING Boeing 737-700
2

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 UAL557

30
N62883BOEING Boeing 737-900
→
10/21/2026
3h 14m
No alerts
Replay Analysis
N37434BOEING Boeing 737-900
→
10/19/2026
12m
No alerts
Replay Analysis
N37434BOEING Boeing 737-900
→
10/18/2026
3h 1m
No alerts
Replay Analysis
N68891BOEING Boeing 737-900
→
10/16/2026
3h 21m
No alerts
Replay Analysis
N36444BOEING Boeing 737-900
→
10/15/2026
3h 12m
No alerts
Replay Analysis
N75428BOEING Boeing 737-900
→
10/15/2026
1h 1m
No alerts
Replay Analysis
N68823BOEING Boeing 737-900
→
10/10/2026
52m
No alerts
Replay Analysis
N68823BOEING Boeing 737-900
→
10/9/2026
3h 14m
No alerts
Replay Analysis
N68823BOEING Boeing 737-900
→
10/9/2026
2h 21m
No alerts
Replay Analysis
N81449BOEING Boeing 737-900
→
10/9/2026
15m
No alerts
Replay Analysis
N81449BOEING Boeing 737-900
→
10/8/2026
3h 14m
No alerts
Replay Analysis
N75429BOEING Boeing 737-900
→
10/7/2026
3h 14m
No alerts
Replay Analysis
N28478BOEING Boeing 737-900
→
10/7/2026
11m
No alerts
Replay Analysis
N28478BOEING Boeing 737-900
→
10/6/2026
3h 19m
No alerts
Replay Analysis
N68817BOEING Boeing 737-900
→
10/5/2026
3h 24m
No alerts
Replay Analysis
N34455BOEING Boeing 737-900
→
10/4/2026
3h 19m
No alerts
Replay Analysis
N494UAAIRBUS Airbus A320
→
10/3/2026
46m
No alerts
Replay Analysis
N37413BOEING Boeing 737-900
→
10/3/2026
24m
No alerts
Replay Analysis
N37413BOEING Boeing 737-900
→
10/2/2026
3h 17m
No alerts
Replay Analysis
N37413BOEING Boeing 737-900
→
10/2/2026
2h 53m
No alerts
Replay Analysis
N69840BOEING Boeing 737-900
→
10/1/2026
3h 17m
No alerts
Replay Analysis
N69816BOEING Boeing 737-900
→
9/30/2026
3h 11m
No alerts
Replay Analysis
N69885BOEING Boeing 737-900
→
9/29/2026
3h 18m
No alerts
Replay Analysis
N38454BOEING Boeing 737-900
→
9/28/2026
3h 14m
No alerts
Replay Analysis
N448UAAIRBUS Airbus A320
→
9/25/2026
3h 24m
No alerts
Replay Analysis
N37471BOEING Boeing 737-900
→
9/24/2026
3h 27m
No alerts
Replay Analysis
N79521BOEING Boeing 737-800
→
9/24/2026
28m
No alerts
Replay Analysis
N79521BOEING Boeing 737-800
→
9/23/2026
3h 22m
No alerts
Replay Analysis
N79521BOEING Boeing 737-800
→
9/23/2026
2h 53m
No alerts
Replay Analysis
N24224BOEING Boeing 737-800
→
9/23/2026
35m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window