UAL597 is operated by UNITED AIRLINES INC between Phoenix Sky Harbor International Airport (KPHX) and Denver International Airport (KDEN). The flight is most often flown by a AIRBUS Airbus A321 Neo. Typical block time is 2h 40m. SkyMeter has observed 173 legs of this flight number via ADS-B.

✈
FLIGHTS
173
last 90 days
⏱
AVG DURATION
2h 40m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/20/2026
first → last seen
🗺
ROUTES / TYPES
11 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.6%
1 flagged

Routes flown

By count · last 90 days

7
KPHX → KDEN
66
avg 1h 48m · Phoenix Sky Harbor → Denver
KDEN → KBOS
64
avg 3h 53m · Denver → General Edward Lawrence Logan
KCHD → KDEN
6
avg 1h 47m · Chandler → Denver
MA27 → KBOS
1
avg 18m · Goddard Hosp Heliport → General Edward Lawrence Logan
KDEN → KSTL
1
avg 2h 3m · Denver → St Louis Lambert
KSTL → KBOS
1
avg 2h 45m · St Louis Lambert → General Edward Lawrence Logan
3MA7 → KBOS
1
avg 9m · Gear Plant Heliport → General Edward Lawrence Logan

Aircraft types

Equipment used on this number

3
A21N AIRBUS Airbus A321 Neo
159
B739 BOEING Boeing 737-900
78
A319 AIRBUS Airbus A319
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 UAL597

30
N44550AIRBUS Airbus A321 Neo
→
08/20/2026
2h 59m
No alerts
Replay Analysis
N44550AIRBUS Airbus A321 Neo
→
08/20/2026
37m
No alerts
Replay Analysis
N14559AIRBUS Airbus A321 Neo
→
08/18/2026
3h 50m
No alerts
Replay Analysis
N44522AIRBUS Airbus A321 Neo
→
08/18/2026
1h 17m
No alerts
Replay Analysis
N44522AIRBUS Airbus A321 Neo
→
08/17/2026
2h 39m
No alerts
Replay Analysis
N44522AIRBUS Airbus A321 Neo
→
08/17/2026
3h 56m
No alerts
Replay Analysis
N54558AIRBUS Airbus A321 Neo
→
08/16/2026
3h 49m
No alerts
Replay Analysis
N14576
→
08/15/2026
3h 44m
No alerts
Replay Analysis
N14564AIRBUS Airbus A321 Neo
→
08/14/2026
4h 1m
No alerts
Replay Analysis
N24537AIRBUS Airbus A321 Neo
→
08/13/2026
3h 51m
No alerts
Replay Analysis
N14509AIRBUS Airbus A321 Neo
→
08/12/2026
16m
No alerts
Replay Analysis
N14506AIRBUS Airbus A321 Neo
→
08/11/2026
3h 42m
No alerts
Replay Analysis
N14527AIRBUS Airbus A321 Neo
→
08/11/2026
2h 28m
No alerts
Replay Analysis
N14527AIRBUS Airbus A321 Neo
→
08/10/2026
1h 37m
No alerts
Replay Analysis
N14527AIRBUS Airbus A321 Neo
→
08/10/2026
44m
No alerts
Replay Analysis
N14527AIRBUS Airbus A321 Neo
→
08/10/2026
56m
No alerts
Replay Analysis
N14527AIRBUS Airbus A321 Neo
→
08/10/2026
5h 49m
No alerts
Replay Analysis
N68802BOEING Boeing 737-900
→
08/10/2026
1h 46m
No alerts
Replay Analysis
N54538AIRBUS Airbus A321 Neo
→
08/09/2026
3h 17m
No alerts
Replay Analysis
N24519AIRBUS Airbus A321 Neo
→
08/09/2026
2h 50m
No alerts
Replay Analysis
N24519AIRBUS Airbus A321 Neo
→
08/08/2026
1h 16m
No alerts
Replay Analysis
N24519AIRBUS Airbus A321 Neo
→
08/08/2026
4h 7m
No alerts
Replay Analysis
N69885BOEING Boeing 737-900
→
08/08/2026
2h 6m
No alerts
Replay Analysis
N14548AIRBUS Airbus A321 Neo
→
08/08/2026
3h 0m
No alerts
Replay Analysis
N14548AIRBUS Airbus A321 Neo
→
08/07/2026
1h 2m
No alerts
Replay Analysis
N14548AIRBUS Airbus A321 Neo
→
08/07/2026
4h 4m
No alerts
Replay Analysis
N69806BOEING Boeing 737-900
→
08/07/2026
1h 58m
No alerts
Replay Analysis
N14546
→
08/07/2026
2h 9m
No alerts
Replay Analysis
N14546
→
08/06/2026
1h 35m
No alerts
Replay Analysis
N14546
→
08/06/2026
3h 44m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window