Flight Status & Tracker

UAL2040

UNITED AIRLINES INC · BOS → ORD · Last tracked Oct 18, 2026

UAL2040 is a flight number operated by UNITED AIRLINES INC between General Edward Lawrence Logan International Airport (KBOS) and Chicago O'Hare International Airport (KORD). SkyMeter last tracked UAL2040 on October 18, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 2h 10m. SkyMeter has observed 127 legs of this flight number via ADS-B.

SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.

✈
FLIGHTS
127
last 90 days
⏱
AVG DURATION
2h 10m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 10/18/2026
first → last seen
🗺
ROUTES / TYPES
13 / 4
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

7
KBOS → KORD
45
avg 2h 35m · General Edward Lawrence Logan → Chicago O'Hare
KEWR → KSTL
18
avg 2h 24m · Newark Liberty → St Louis Lambert
KORD → KSFO
16
avg 4h 25m · Chicago O'Hare → San Francisco
40IS → KORD
2
avg 23m · Children's Memorial Hospital Heliport → Chicago O'Hare
KSAN → KEWR
1
avg 5h 21m · San Diego → Newark Liberty
23IL → KORD
1
avg 24m · Amita Health-Alexian Brothers Medical Center Heliport → Chicago O'Hare
NJ44 → KSTL
1
avg 2h 13m · Liberty Hall Heliport → St Louis Lambert

Aircraft types

Equipment used on this number

4
B39M BOEING Boeing 737 MAX 9
111
A319 AIRBUS Airbus A319
35
B739 BOEING Boeing 737-900
9
A320 AIRBUS Airbus A320
2

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 UAL2040

30
N890UAAIRBUS Airbus A319
→
10/18/2026
7m
No alerts
Replay Analysis
N890UAAIRBUS Airbus A319
→
10/18/2026
2h 13m
No alerts
Replay Analysis
N850UAAIRBUS Airbus A319
→
10/17/2026
3h 16m
No alerts
Replay Analysis
N877UAAIRBUS Airbus A319
→
10/16/2026
2h 38m
No alerts
Replay Analysis
N847UAAIRBUS Airbus A319
→
10/15/2026
2h 3m
No alerts
Replay Analysis
N855UAAIRBUS Airbus A319
→
10/13/2026
1h 52m
No alerts
Replay Analysis
N816UAAIRBUS Airbus A319
→
10/12/2026
2h 18m
No alerts
Replay Analysis
N440UAAIRBUS Airbus A320
→
10/10/2026
2h 31m
No alerts
Replay Analysis
N884UAAIRBUS Airbus A319
→
10/9/2026
2h 28m
No alerts
Replay Analysis
N816UAAIRBUS Airbus A319
→
10/8/2026
2h 3m
No alerts
Replay Analysis
N816UAAIRBUS Airbus A319
→
10/8/2026
2h 26m
No alerts
Replay Analysis
N816UAAIRBUS Airbus A319
→
10/8/2026
22m
No alerts
Replay Analysis
N837UAAIRBUS Airbus A319
→
10/7/2026
1h 45m
No alerts
Replay Analysis
N837UAAIRBUS Airbus A319
→
10/7/2026
2h 20m
No alerts
Replay Analysis
N837UAAIRBUS Airbus A319
→
10/7/2026
34m
No alerts
Replay Analysis
N899UAAIRBUS Airbus A319
→
10/6/2026
2h 13m
No alerts
Replay Analysis
N899UAAIRBUS Airbus A319
→
10/6/2026
21m
No alerts
Replay Analysis
N845UAAIRBUS Airbus A319
→
10/5/2026
2h 16m
No alerts
Replay Analysis
N823UAAIRBUS Airbus A319
→
10/4/2026
5m
No alerts
Replay Analysis
N823UAAIRBUS Airbus A319
→
10/4/2026
2h 17m
No alerts
Replay Analysis
N835UAAIRBUS Airbus A319
→
10/3/2026
2h 17m
No alerts
Replay Analysis
N835UAAIRBUS Airbus A319
→
10/3/2026
2h 34m
No alerts
Replay Analysis
N835UAAIRBUS Airbus A319
→
10/3/2026
16m
No alerts
Replay Analysis
N834UAAIRBUS Airbus A319
→
10/2/2026
1h 45m
No alerts
Replay Analysis
N834UAAIRBUS Airbus A319
→
10/2/2026
2h 25m
No alerts
Replay Analysis
N834UAAIRBUS Airbus A319
→
10/2/2026
39m
No alerts
Replay Analysis
N846UAAIRBUS Airbus A319
→
10/1/2026
1h 55m
No alerts
Replay Analysis
N846UAAIRBUS Airbus A319
→
10/1/2026
2h 34m
No alerts
Replay Analysis
N846UAAIRBUS Airbus A319
→
10/1/2026
38m
No alerts
Replay Analysis
N828UAAIRBUS Airbus A319
→
9/30/2026
2h 17m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window