UAL720 is operated by UNITED AIRLINES INC between Denver International Airport (KDEN) and Calgary International Airport (CYYC). The flight is most often flown by a AIRBUS Airbus A320. Typical block time is 2h 15m. SkyMeter has observed 143 legs of this flight number via ADS-B.

✈
FLIGHTS
143
last 90 days
⏱
AVG DURATION
2h 15m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
9 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

5
KDEN → CYYC
62
avg 2h 20m · Denver → Calgary
KTYS → KDEN
44
avg 2h 58m · McGhee Tyson → Denver
US-0174 → KDEN
1
avg 20m · Aurora Airpark → Denver
1CO8 → KDEN
1
avg 16m · Everitt → Denver
22CO → KDEN
1
avg 13m · Flying E → Denver

Aircraft types

Equipment used on this number

5
A320 AIRBUS Airbus A320
122
B738 BOEING Boeing 737-800
59
B739 BOEING Boeing 737-900
11
A319 AIRBUS Airbus A319
4
B38M BOEING Boeing 737 MAX 8
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 UAL720

30
N458UAAIRBUS Airbus A320
→
07/19/2026
10m
No alerts
Replay Analysis
N458UAAIRBUS Airbus A320
→
07/19/2026
2h 36m
No alerts
Replay Analysis
N35236BOEING Boeing 737-800
→
07/19/2026
2h 3m
No alerts
Replay Analysis
N440UAAIRBUS Airbus A320
→
07/19/2026
20m
No alerts
Replay Analysis
N440UAAIRBUS Airbus A320
→
07/18/2026
2h 14m
No alerts
Replay Analysis
N440UAAIRBUS Airbus A320
→
07/18/2026
2h 35m
No alerts
Replay Analysis
N77542BOEING Boeing 737-800
→
07/18/2026
2h 24m
No alerts
Replay Analysis
N449UAAIRBUS Airbus A320
→
07/18/2026
13m
No alerts
Replay Analysis
N449UAAIRBUS Airbus A320
→
07/17/2026
2h 25m
No alerts
Replay Analysis
N77535BOEING Boeing 737-800
→
07/17/2026
2h 50m
No alerts
Replay Analysis
N430UAAIRBUS Airbus A320
→
07/17/2026
14m
No alerts
Replay Analysis
N430UAAIRBUS Airbus A320
→
07/16/2026
35m
No alerts
Replay Analysis
N14219BOEING Boeing 737-800
→
07/16/2026
2h 1m
No alerts
Replay Analysis
N837UAAIRBUS Airbus A319
→
07/15/2026
2h 52m
No alerts
Replay Analysis
N76523BOEING Boeing 737-800
→
07/15/2026
2h 7m
No alerts
Replay Analysis
N491UAAIRBUS Airbus A320
→
07/14/2026
2h 28m
No alerts
Replay Analysis
N18243BOEING Boeing 737-800
→
07/14/2026
2h 7m
No alerts
Replay Analysis
N496UAAIRBUS Airbus A320
→
07/13/2026
26m
No alerts
Replay Analysis
N496UAAIRBUS Airbus A320
→
07/13/2026
2h 29m
No alerts
Replay Analysis
N73291BOEING Boeing 737-800
→
07/13/2026
2h 15m
No alerts
Replay Analysis
N464UAAIRBUS Airbus A320
→
07/13/2026
11m
No alerts
Replay Analysis
N464UAAIRBUS Airbus A320
→
07/12/2026
2h 48m
No alerts
Replay Analysis
N37253BOEING Boeing 737-800
→
07/12/2026
2h 18m
No alerts
Replay Analysis
N480UAAIRBUS Airbus A320
→
07/11/2026
10m
No alerts
Replay Analysis
N480UAAIRBUS Airbus A320
→
07/11/2026
2h 41m
No alerts
Replay Analysis
N475UAAIRBUS Airbus A320
→
07/11/2026
2h 55m
No alerts
Replay Analysis
N475UAAIRBUS Airbus A320
→
07/10/2026
50m
No alerts
Replay Analysis
N475UAAIRBUS Airbus A320
→
07/10/2026
3h 46m
No alerts
Replay Analysis
N37281BOEING Boeing 737-800
→
07/10/2026
2h 15m
No alerts
Replay Analysis
N443UAAIRBUS Airbus A320
→
07/10/2026
30m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window