Flight Status & Tracker

UAL3909

UNITED AIRLINES INC · MKE → ORD · Last tracked Oct 16, 2026

UAL3909 is a flight number operated by UNITED AIRLINES INC between General Mitchell International Airport (KMKE) and Chicago O'Hare International Airport (KORD). SkyMeter last tracked UAL3909 on October 16, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 2h 15m. SkyMeter has observed 19 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
19
last 90 days
⏱
AVG DURATION
2h 15m
tracked time
📅
SERVICE PERIOD
5/30/2025 → 10/16/2026
first → last seen
🗺
ROUTES / TYPES
19 / 10
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KEWR → KIAH
1
avg 3h 18m · Newark Liberty → George Bush Intercontinental Houston
KCLE → KORD
1
avg 52m · Cleveland Hopkins → Chicago O'Hare
KMIA → KIAH
1
avg 2h 23m · Miami → George Bush Intercontinental Houston
KTPA → KORD
1
avg 2h 32m · Tampa → Chicago O'Hare
KRFD → KSFO
1
avg 4h 39m · Chicago Rockford → San Francisco
KMKE → KORD
1
avg 32m · General Mitchell → Chicago O'Hare
PHNL → KIAD
1
avg 8h 43m · Daniel K Inouye → Washington Dulles
PHNL → KSFO
1
avg 4h 33m · Daniel K Inouye → San Francisco
KSRQ → KATL
1
avg 1h 14m · Sarasota Bradenton → Hartsfield Jackson Atlanta
KIAD → KBWI
1
avg 50m · Washington Dulles → Baltimore/Washington International Thurgood Marshall

Aircraft types

Equipment used on this number

10
B38M BOEING Boeing 737 MAX 8
4
B738 BOEING Boeing 737-800
3
B772 BOEING Boeing 777-200
2
B39M BOEING Boeing 737 MAX 9
2
B737 BOEING Boeing 737-700
2
B789 BOEING Boeing 787-9 Dreamliner
1
A21N AIRBUS Airbus A321 Neo
1
B739 BOEING Boeing 737-900
1
A320 AIRBUS Airbus A320
1
A319 AIRBUS Airbus A319
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 UAL3909

30
N488UAAIRBUS Airbus A320
→
10/16/2026
50m
No alerts
Replay Analysis
N12012BOEING Boeing 787-10 Dreamliner
→
10/12/2026
1h 47m
No alerts
Replay Analysis
N17428BOEING Boeing 737 MAX 9
→
10/10/2026
26m
No alerts
Replay Analysis
N17349BOEING Boeing 737 MAX 8
→
10/6/2026
2h 22m
No alerts
Replay Analysis
N24736BOEING Boeing 737-700
→
10/4/2026
1h 24m
No alerts
Replay Analysis
N24505AIRBUS Airbus A321 Neo
→
10/1/2026
39m
No alerts
Replay Analysis
N779UABOEING Boeing 777-200
→
9/22/2026
4h 32m
No alerts
Replay Analysis
N854UAAIRBUS Airbus A319
→
9/21/2026
1h 13m
No alerts
Replay Analysis
N14102BOEING Boeing 757-200
→
9/20/2026
3h 17m
No alerts
Replay Analysis
N87507BOEING Boeing 737-800
→
8/16/2026
50m
No alerts
Replay Analysis
N37263BOEING Boeing 737-800
→
8/14/2026
2h 32m
No alerts
Replay Analysis
N213UABOEING Boeing 777-200
→
8/12/2026
1h 25m
No alerts
Replay Analysis
N21723BOEING Boeing 737-700
→
8/10/2026
32m
No alerts
Replay Analysis
N37462BOEING Boeing 737-900
→
8/7/2026
52m
No alerts
Replay Analysis
N29971BOEING Boeing 787-9 Dreamliner
→
8/3/2026
4h 37m
No alerts
Replay Analysis
N17406BOEING Boeing 737 MAX 9
→
8/1/2026
1h 4m
No alerts
Replay Analysis
N37319BOEING Boeing 737 MAX 8
→
7/29/2026
3h 55m
No alerts
Replay Analysis
N37319BOEING Boeing 737 MAX 8
→
7/29/2026
4h 39m
No alerts
Replay Analysis
N37319BOEING Boeing 737 MAX 8
→
7/29/2026
43m
No alerts
Replay Analysis
N26910BOEING Boeing 787-8 BBJ/Dreamliner
→
7/28/2026
8h 43m
No alerts
Replay Analysis
N24224BOEING Boeing 737-800
→
7/25/2026
1h 2m
No alerts
Replay Analysis
N78001BOEING Boeing 777-200
→
7/23/2026
1h 11m
No alerts
Replay Analysis
N78001BOEING Boeing 777-200
→
7/22/2026
8h 35m
No alerts
Replay Analysis
N78001BOEING Boeing 777-200
→
7/22/2026
7h 23m
No alerts
Replay Analysis
N14102BOEING Boeing 757-200
→
7/22/2026
2h 42m
No alerts
Replay Analysis
N14102BOEING Boeing 757-200
→
7/21/2026
52m
No alerts
Replay Analysis
N69804BOEING Boeing 737-900
→
7/12/2026
37m
No alerts
Replay Analysis
N655UABOEING Boeing 767-300
→
7/11/2026
10h 13m
No alerts
Replay Analysis
N895UAAIRBUS Airbus A319
→
7/7/2026
2h 33m
No alerts
Replay Analysis
N62889BOEING Boeing 737-900
→
7/5/2026
3h 40m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window