UAL343 is operated by UNITED AIRLINES INC between Nashville International Airport (KBNA) and Chicago O'Hare International Airport (KORD). The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 1h 26m. SkyMeter has observed 95 legs of this flight number via ADS-B.

✈
FLIGHTS
95
last 90 days
⏱
AVG DURATION
1h 26m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 8/13/2026
first → last seen
🗺
ROUTES / TYPES
6 / 6
city pairs · airframes
⚠
INCIDENT RATE
3.2%
3 flagged

Routes flown

By count · last 90 days

4
KBNA → KORD
76
avg 1h 26m · Nashville → Chicago O'Hare
KCLT → KORD
5
avg 2h 2m · Charlotte Douglas → Chicago O'Hare
KFAT → KORD
3
avg 3h 45m · Fresno Yosemite → Chicago O'Hare
IS25 → KORD
1
avg 3h 26m · B & L Heliport → Chicago O'Hare

Aircraft types

Equipment used on this number

6
B738 BOEING Boeing 737-800
40
B739 BOEING Boeing 737-900
24
B737 BOEING Boeing 737-700
23
B39M BOEING Boeing 737 MAX 9
6
A319 AIRBUS Airbus A319
3
A320 AIRBUS Airbus A320
1

Safety profile

Flagged flights · last 90 days

Go-arounds
1
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 UAL343

30
N17719BOEING Boeing 737-700
→
8/13/2026
7m
No alerts
Replay Analysis
N17719BOEING Boeing 737-700
→
8/13/2026
3h 53m
No alerts
Replay Analysis
N15751BOEING Boeing 737-700
→
8/12/2026
3h 54m
No alerts
Replay Analysis
N13720BOEING Boeing 737-700
→
8/11/2026
13m
No alerts
Replay Analysis
N13720BOEING Boeing 737-700
→
8/11/2026
9m
No alerts
Replay Analysis
N13720BOEING Boeing 737-700
→
8/11/2026
3h 28m
No alerts
Replay Analysis
N73291BOEING Boeing 737-800
→
8/10/2026
1h 37m
No alerts
Replay Analysis
N37541BOEING Boeing 737 MAX 9
→
8/9/2026
3h 26m
No alerts
Replay Analysis
N17454BOEING Boeing 737 MAX 9
→
8/8/2026
1h 14m
No alerts
Replay Analysis
N76526BOEING Boeing 737-800
→
8/7/2026
1h 26m
No alerts
Replay Analysis
N76514BOEING Boeing 737-800
→
8/6/2026
1h 22m
No alerts
Replay Analysis
N33209BOEING Boeing 737-800
→
8/5/2026
1h 22m
No alerts
Replay Analysis
N34222BOEING Boeing 737-800
→
8/4/2026
1h 19m
No alerts
Replay Analysis
N34282BOEING Boeing 737-800
→
8/3/2026
1h 28m
No alerts
Replay Analysis
N76514BOEING Boeing 737-800
→
8/2/2026
1h 37m
No alerts
Replay Analysis
N69833BOEING Boeing 737-900
→
7/31/2026
1h 23m
No alerts
Replay Analysis
N36280BOEING Boeing 737-800
→
7/30/2026
1h 14m
No alerts
Replay Analysis
N35204BOEING Boeing 737-800
→
7/29/2026
1h 27m
No alerts
Replay Analysis
N37298BOEING Boeing 737-800
→
7/28/2026
1h 31m
No alerts
Replay Analysis
N76288BOEING Boeing 737-800
→
7/27/2026
2h 21m
No alerts
Replay Analysis
N76503BOEING Boeing 737-800
→
7/26/2026
7m
No alerts
Replay Analysis
N76503BOEING Boeing 737-800
→
7/26/2026
1h 15m
No alerts
Replay Analysis
N17408BOEING Boeing 737 MAX 9
→
7/25/2026
1h 19m
No alerts
Replay Analysis
N77538BOEING Boeing 737-800
→
7/24/2026
1h 31m
No alerts
Replay Analysis
N76515BOEING Boeing 737-800
→
7/23/2026
1h 16m
No alerts
Replay Analysis
N14237BOEING Boeing 737-800
→
7/22/2026
1h 30m
No alerts
Replay Analysis
N17448BOEING Boeing 737 MAX 9
→
7/21/2026
1h 49m
No alerts
Replay Analysis
N76528BOEING Boeing 737-800
→
7/20/2026
1h 34m
No alerts
Replay Analysis
N75426BOEING Boeing 737-900
→
7/19/2026
7m
No alerts
Replay Analysis
N75426BOEING Boeing 737-900
→
7/19/2026
1h 24m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window