UAL2644

UNITED AIRLINES INC · PHL → DEN

UAL2644 is operated by UNITED AIRLINES INC between Philadelphia International Airport (KPHL) and Denver International Airport (KDEN). The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 3h 3m. SkyMeter has observed 114 legs of this flight number via ADS-B.

✈
FLIGHTS
114
last 90 days
⏱
AVG DURATION
3h 3m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/6/2026
first → last seen
🗺
ROUTES / TYPES
15 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KPHL → KDEN
63
avg 3h 51m · Philadelphia → Denver
KDEN → KPSP
8
avg 2h 6m · Denver → Palm Springs
US-0174 → KDEN
3
avg 10m · Aurora Airpark → Denver
CO02 → KDEN
1
avg 10m · Harrington Ranch → Denver
60CO → KDEN
1
avg 29m · Stevens → Denver
34CO → KDEN
1
avg 23m · Simons → Denver
71CO → KDEN
1
avg 16m · Houston Heliport → Denver
KGJT → KDEN
1
avg 53m · Grand Junction → Denver
KPHL → KGJT
1
avg 4h 11m · Philadelphia → Grand Junction
US-0412 → KDEN
1
avg 18m · Southlands ER Heliport → Denver

Aircraft types

Equipment used on this number

3
B738 BOEING Boeing 737-800
145
B39M BOEING Boeing 737 MAX 9
51
B739 BOEING Boeing 737-900
16

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 UAL2644

30
N17459BOEING Boeing 737 MAX 9
→
9/6/2026
3h 45m
No alerts
Replay Analysis
N47569BOEING Boeing 737 MAX 9
→
9/5/2026
3h 28m
No alerts
Replay Analysis
N76517BOEING Boeing 737-800
→
9/5/2026
2h 19m
No alerts
Replay Analysis
N77581BOEING Boeing 737 MAX 9
→
9/5/2026
22m
No alerts
Replay Analysis
N77581BOEING Boeing 737 MAX 9
→
9/4/2026
3h 8m
No alerts
Replay Analysis
N24211BOEING Boeing 737-800
→
9/4/2026
2h 1m
No alerts
Replay Analysis
N27463BOEING Boeing 737 MAX 9
→
9/4/2026
37m
No alerts
Replay Analysis
N37447BOEING Boeing 737 MAX 9
→
9/3/2026
1h 58m
No alerts
Replay Analysis
N37447BOEING Boeing 737 MAX 9
→
9/2/2026
1h 37m
No alerts
Replay Analysis
N37447BOEING Boeing 737 MAX 9
→
9/2/2026
3h 35m
No alerts
Replay Analysis
N73251BOEING Boeing 737-800
→
9/2/2026
2h 3m
No alerts
Replay Analysis
N17595BOEING Boeing 737 MAX 9
→
9/1/2026
3h 28m
No alerts
Replay Analysis
N76503BOEING Boeing 737-800
→
9/1/2026
2h 7m
No alerts
Replay Analysis
N37556BOEING Boeing 737 MAX 9
→
8/31/2026
3h 33m
No alerts
Replay Analysis
N17418BOEING Boeing 737 MAX 9
→
8/31/2026
1h 4m
No alerts
Replay Analysis
N17418BOEING Boeing 737 MAX 9
→
8/30/2026
3h 39m
No alerts
Replay Analysis
N17418BOEING Boeing 737 MAX 9
→
8/30/2026
2h 34m
No alerts
Replay Analysis
N69824BOEING Boeing 737-900
→
8/30/2026
1h 9m
No alerts
Replay Analysis
N69824BOEING Boeing 737-900
→
8/29/2026
3h 53m
No alerts
Replay Analysis
N69824BOEING Boeing 737-900
→
8/29/2026
2h 43m
No alerts
Replay Analysis
N17461BOEING Boeing 737 MAX 9
→
8/28/2026
3h 26m
No alerts
Replay Analysis
N77585BOEING Boeing 737 MAX 9
→
8/28/2026
3h 40m
No alerts
Replay Analysis
N79279BOEING Boeing 737-800
→
8/27/2026
2h 13m
No alerts
Replay Analysis
N27515BOEING Boeing 737 MAX 9
→
8/26/2026
3h 38m
No alerts
Replay Analysis
N77587BOEING Boeing 737 MAX 9
→
8/25/2026
3h 30m
No alerts
Replay Analysis
N78524BOEING Boeing 737-800
→
8/25/2026
2h 6m
No alerts
Replay Analysis
N17403BOEING Boeing 737 MAX 9
→
8/25/2026
1h 23m
No alerts
Replay Analysis
N17403BOEING Boeing 737 MAX 9
→
8/24/2026
5h 27m
No alerts
Replay Analysis
N17403BOEING Boeing 737 MAX 9
→
8/24/2026
4h 4m
No alerts
Replay Analysis
N17436BOEING Boeing 737 MAX 9
→
8/24/2026
36m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window