UAL1688

UNITED AIRLINES INC · ORD → AUS

UAL1688 is operated by UNITED AIRLINES INC between Chicago O'Hare International Airport (KORD) and Austin Bergstrom International Airport (KAUS). The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 1h 55m. SkyMeter has observed 27 legs of this flight number via ADS-B.

✈
FLIGHTS
27
last 90 days
⏱
AVG DURATION
1h 55m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
7 / 6
city pairs · airframes
⚠
INCIDENT RATE
7.4%
2 flagged

Routes flown

By count · last 90 days

4
KORD → KAUS
10
avg 2h 27m · Chicago O'Hare → Austin Bergstrom
KSFO → KBUR
5
avg 1h 8m · San Francisco → Bob Hope
KMAF → KIAH
4
avg 1h 4m · Midland → George Bush Intercontinental Houston
KAUS → KSFO
3
avg 3h 44m · Austin Bergstrom → San Francisco

Aircraft types

Equipment used on this number

6
B738 BOEING Boeing 737-800
17
A319 AIRBUS Airbus A319
8
B739 BOEING Boeing 737-900
3
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
2
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 UAL1688

30
N75435BOEING Boeing 737-900
→
06/03/2026
2h 33m
No alerts
Replay Analysis
N57416BOEING Boeing 737 MAX 9
→
06/02/2026
2h 32m
△ Unstable
Replay Analysis
N73259BOEING Boeing 737-800
→
06/01/2026
2h 35m
No alerts
Replay Analysis
N24224BOEING Boeing 737-800
→
05/31/2026
2h 22m
No alerts
Replay Analysis
N17262BOEING Boeing 737 MAX 8
→
05/29/2026
1h 34m
No alerts
Replay Analysis
N87512BOEING Boeing 737-800
→
05/28/2026
11m
No alerts
Replay Analysis
N87512BOEING Boeing 737-800
→
05/28/2026
2h 28m
No alerts
Replay Analysis
N62883BOEING Boeing 737-900
→
05/26/2026
2h 9m
No alerts
Replay Analysis
N77536BOEING Boeing 737-800
→
05/25/2026
9m
No alerts
Replay Analysis
N77536BOEING Boeing 737-800
→
05/25/2026
2h 32m
No alerts
Replay Analysis
N11206BOEING Boeing 737-800
→
05/24/2026
2h 24m
△ Unstable
Replay Analysis
N68805BOEING Boeing 737-900
→
05/23/2026
2h 35m
No alerts
Replay Analysis
N76516BOEING Boeing 737-800
→
05/21/2026
2h 22m
No alerts
Replay Analysis
N37253BOEING Boeing 737-800
→
05/18/2026
1h 6m
No alerts
Replay Analysis
N78509BOEING Boeing 737-800
→
05/17/2026
1h 2m
No alerts
Replay Analysis
N27213BOEING Boeing 737-800
→
05/15/2026
1h 5m
No alerts
Replay Analysis
N18243BOEING Boeing 737-800
→
05/14/2026
1h 4m
No alerts
Replay Analysis
N76517BOEING Boeing 737-800
→
04/25/2026
1h 11m
No alerts
Replay Analysis
N848UAAIRBUS Airbus A319
→
04/23/2026
3h 58m
No alerts
Replay Analysis
N78509BOEING Boeing 737-800
→
04/23/2026
1h 5m
No alerts
Replay Analysis
N809UAAIRBUS Airbus A319
→
04/21/2026
3h 34m
No alerts
Replay Analysis
N27246BOEING Boeing 737-800
→
04/20/2026
1h 7m
No alerts
Replay Analysis
N823UAAIRBUS Airbus A319
→
04/20/2026
1h 28m
No alerts
Replay Analysis
N823UAAIRBUS Airbus A319
→
04/19/2026
2h 17m
No alerts
Replay Analysis
N823UAAIRBUS Airbus A319
→
04/19/2026
3h 45m
No alerts
Replay Analysis
N78506BOEING Boeing 737-800
→
04/18/2026
1h 7m
No alerts
Replay Analysis
N882UAAIRBUS Airbus A319
→
04/18/2026
1h 4m
No alerts
Replay Analysis
N882UAAIRBUS Airbus A319
→
04/17/2026
2h 47m
No alerts
Replay Analysis
N882UAAIRBUS Airbus A319
→
04/17/2026
3h 52m
No alerts
Replay Analysis
N18223BOEING Boeing 737-800
→
04/17/2026
1h 11m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window