UAL840 is operated by UNITED AIRLINES INC between Chicago O'Hare International Airport (KORD) and Ted Stevens Anchorage International Airport (PANC). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 4h 54m. SkyMeter has observed 26 legs of this flight number via ADS-B.

✈
FLIGHTS
26
last 90 days
⏱
AVG DURATION
4h 54m
tracked time
📅
SERVICE PERIOD
05/07/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
4 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
KORD → PANC
16
avg 6h 9m · Chicago O'Hare → Ted Stevens Anchorage
KPWM → KORD
1
avg 2h 32m · Portland International Jetport → Chicago O'Hare

Aircraft types

Equipment used on this number

2
B38M BOEING Boeing 737 MAX 8
37
B738 BOEING Boeing 737-800
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 UAL840

30
N37319BOEING Boeing 737 MAX 8
→
06/03/2026
6h 22m
No alerts
Replay Analysis
N47369BOEING Boeing 737 MAX 8
→
06/02/2026
6h 12m
No alerts
Replay Analysis
N17338BOEING Boeing 737 MAX 8
→
06/01/2026
5h 47m
No alerts
Replay Analysis
N47293BOEING Boeing 737 MAX 8
→
05/31/2026
5h 46m
No alerts
Replay Analysis
N27252BOEING Boeing 737 MAX 8
→
05/29/2026
3h 36m
No alerts
Replay Analysis
N27256BOEING Boeing 737 MAX 8
→
05/28/2026
6h 6m
No alerts
Replay Analysis
N47360BOEING Boeing 737 MAX 8
→
05/26/2026
6h 9m
No alerts
Replay Analysis
N47340BOEING Boeing 737 MAX 8
→
05/25/2026
6h 4m
No alerts
Replay Analysis
N17361BOEING Boeing 737 MAX 8
→
05/24/2026
6h 13m
No alerts
Replay Analysis
N47343BOEING Boeing 737 MAX 8
→
05/23/2026
5h 54m
No alerts
Replay Analysis
N27260BOEING Boeing 737 MAX 8
→
05/21/2026
6h 25m
No alerts
Replay Analysis
N37319BOEING Boeing 737 MAX 8
→
05/20/2026
1h 54m
No alerts
Replay Analysis
N27260BOEING Boeing 737 MAX 8
→
05/20/2026
51m
No alerts
Replay Analysis
N77259BOEING Boeing 737 MAX 8
→
05/18/2026
3h 3m
No alerts
Replay Analysis
N17361BOEING Boeing 737 MAX 8
→
05/18/2026
41m
No alerts
Replay Analysis
N17361BOEING Boeing 737 MAX 8
→
05/17/2026
6h 5m
No alerts
Replay Analysis
N17361BOEING Boeing 737 MAX 8
→
05/17/2026
5h 24m
No alerts
Replay Analysis
N17265BOEING Boeing 737 MAX 8
→
05/17/2026
50m
No alerts
Replay Analysis
N17265BOEING Boeing 737 MAX 8
→
05/16/2026
2h 2m
No alerts
Replay Analysis
N17265BOEING Boeing 737 MAX 8
→
05/16/2026
6h 16m
No alerts
Replay Analysis
N86534BOEING Boeing 737-800
→
05/16/2026
2h 31m
No alerts
Replay Analysis
N17361BOEING Boeing 737 MAX 8
→
05/15/2026
5h 23m
No alerts
Replay Analysis
N17347BOEING Boeing 737 MAX 8
→
05/15/2026
18m
No alerts
Replay Analysis
N17347BOEING Boeing 737 MAX 8
→
05/14/2026
6h 7m
No alerts
Replay Analysis
N17347BOEING Boeing 737 MAX 8
→
05/14/2026
5h 49m
No alerts
Replay Analysis
N17301BOEING Boeing 737 MAX 8
→
05/14/2026
3h 41m
No alerts
Replay Analysis
N17301BOEING Boeing 737 MAX 8
→
05/13/2026
2h 25m
No alerts
Replay Analysis
N17301BOEING Boeing 737 MAX 8
→
05/13/2026
6h 7m
No alerts
Replay Analysis
N17339BOEING Boeing 737 MAX 8
→
05/13/2026
55m
No alerts
Replay Analysis
N27287BOEING Boeing 737 MAX 8
→
05/11/2026
5h 24m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window