UAL691 is operated by UNITED AIRLINES INC between Denver International Airport (KDEN) and Will Rogers World Airport (KOKC). The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 1h 27m. SkyMeter has observed 88 legs of this flight number via ADS-B.

✈
FLIGHTS
88
last 90 days
⏱
AVG DURATION
1h 27m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 8/13/2026
first → last seen
🗺
ROUTES / TYPES
10 / 7
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

6
KDEN → KOKC
33
avg 1h 29m · Denver → Will Rogers World
KDEN → KABQ
31
avg 1h 4m · Denver → Albuquerque International Sunport
KBNA → KIAH
11
avg 1h 36m · Nashville → George Bush Intercontinental Houston
KDFW → KSFO
4
avg 3h 32m · Dallas Fort Worth → San Francisco
KBNA → KORD
2
avg 2h 7m · Nashville → Chicago O'Hare
KSTL → KIAH
1
avg 1h 59m · St Louis Lambert → George Bush Intercontinental Houston

Aircraft types

Equipment used on this number

7
B738 BOEING Boeing 737-800
65
A320 AIRBUS Airbus A320
14
A319 AIRBUS Airbus A319
4
B739 BOEING Boeing 737-900
2
A21N AIRBUS Airbus A321 Neo
1
B38M BOEING Boeing 737 MAX 8
1
B39M BOEING Boeing 737 MAX 9
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 UAL691

30
N35260BOEING Boeing 737-800
→
8/13/2026
1h 43m
No alerts
Replay Analysis
N76265BOEING Boeing 737-800
→
8/12/2026
2h 11m
No alerts
Replay Analysis
N14230BOEING Boeing 737-800
→
8/11/2026
2h 31m
No alerts
Replay Analysis
N12221BOEING Boeing 737-800
→
8/10/2026
1h 0m
No alerts
Replay Analysis
N478UAAIRBUS Airbus A320
→
8/8/2026
1h 29m
No alerts
Replay Analysis
N76265BOEING Boeing 737-800
→
8/7/2026
59m
No alerts
Replay Analysis
N36207BOEING Boeing 737-800
→
8/6/2026
1h 13m
No alerts
Replay Analysis
N24212BOEING Boeing 737-800
→
8/5/2026
1h 7m
No alerts
Replay Analysis
N480UAAIRBUS Airbus A320
→
8/4/2026
1h 31m
No alerts
Replay Analysis
N33284BOEING Boeing 737-800
→
8/3/2026
1h 11m
No alerts
Replay Analysis
N77536BOEING Boeing 737-800
→
7/31/2026
1h 17m
No alerts
Replay Analysis
N26208BOEING Boeing 737-800
→
7/30/2026
1h 9m
No alerts
Replay Analysis
N35236BOEING Boeing 737-800
→
7/29/2026
1h 4m
No alerts
Replay Analysis
N441UAAIRBUS Airbus A320
→
7/28/2026
1h 30m
No alerts
Replay Analysis
N77536BOEING Boeing 737-800
→
7/27/2026
1h 13m
No alerts
Replay Analysis
N26208BOEING Boeing 737-800
→
7/26/2026
58m
No alerts
Replay Analysis
N1902UAIRBUS Airbus A320
→
7/25/2026
1h 32m
No alerts
Replay Analysis
N12216BOEING Boeing 737-800
→
7/24/2026
17m
No alerts
Replay Analysis
N12216BOEING Boeing 737-800
→
7/24/2026
1h 16m
No alerts
Replay Analysis
N33203BOEING Boeing 737-800
→
7/23/2026
1h 15m
No alerts
Replay Analysis
N77535BOEING Boeing 737-800
→
7/22/2026
1h 12m
No alerts
Replay Analysis
N464UAAIRBUS Airbus A320
→
7/21/2026
1h 32m
No alerts
Replay Analysis
N35236BOEING Boeing 737-800
→
7/20/2026
57m
No alerts
Replay Analysis
N36272BOEING Boeing 737-800
→
7/19/2026
56m
No alerts
Replay Analysis
N483UAAIRBUS Airbus A320
→
7/18/2026
1h 30m
No alerts
Replay Analysis
N33209BOEING Boeing 737-800
→
7/17/2026
55m
No alerts
Replay Analysis
N14237BOEING Boeing 737-800
→
7/16/2026
57m
No alerts
Replay Analysis
N37273BOEING Boeing 737-800
→
7/15/2026
1h 3m
No alerts
Replay Analysis
N451UAAIRBUS Airbus A320
→
7/14/2026
1h 34m
No alerts
Replay Analysis
N14529AIRBUS Airbus A321 Neo
→
7/13/2026
1h 11m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window