UAL2851

UNITED AIRLINES INC · SEA → IAD

UAL2851 is operated by UNITED AIRLINES INC between Seattle Tacoma International Airport (KSEA) and Washington Dulles International Airport (KIAD). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 3h 32m. SkyMeter has observed 17 legs of this flight number via ADS-B.

✈
FLIGHTS
17
last 90 days
⏱
AVG DURATION
3h 32m
tracked time
📅
SERVICE PERIOD
05/10/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
6 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

4
KSEA → KIAD
9
avg 4h 54m · Seattle Tacoma → Washington Dulles
KORD → KSTL
2
avg 1h 13m · Chicago O'Hare → St Louis Lambert
KBTV → KORD
2
avg 1h 59m · Burlington → Chicago O'Hare
KSFO → KTPA
1
avg 5h 0m · San Francisco → Tampa

Aircraft types

Equipment used on this number

2
B739 BOEING Boeing 737-900
11
B39M BOEING Boeing 737 MAX 9
11

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 22 operations of UAL2851

22
N77576BOEING Boeing 737 MAX 9
→
06/03/2026
1h 59m
No alerts
Replay Analysis
N37534BOEING Boeing 737 MAX 9
→
06/02/2026
1h 57m
No alerts
Replay Analysis
N68891BOEING Boeing 737-900
→
06/01/2026
25m
No alerts
Replay Analysis
N68891BOEING Boeing 737-900
→
05/31/2026
46m
No alerts
Replay Analysis
N68891BOEING Boeing 737-900
→
05/31/2026
1h 12m
No alerts
Replay Analysis
N37450BOEING Boeing 737 MAX 9
→
05/31/2026
2h 33m
No alerts
Replay Analysis
N27515BOEING Boeing 737 MAX 9
→
05/29/2026
1h 35m
No alerts
Replay Analysis
N17405BOEING Boeing 737 MAX 9
→
05/28/2026
1h 14m
No alerts
Replay Analysis
N77579BOEING Boeing 737 MAX 9
→
05/24/2026
4h 19m
No alerts
Replay Analysis
N77579BOEING Boeing 737 MAX 9
→
05/23/2026
39m
No alerts
Replay Analysis
N77579BOEING Boeing 737 MAX 9
→
05/23/2026
4h 59m
No alerts
Replay Analysis
N77585BOEING Boeing 737 MAX 9
→
05/23/2026
3h 18m
No alerts
Replay Analysis
N77585BOEING Boeing 737 MAX 9
→
05/22/2026
40m
No alerts
Replay Analysis
N68842BOEING Boeing 737-900
→
05/20/2026
4h 55m
No alerts
Replay Analysis
N62889BOEING Boeing 737-900
→
05/18/2026
4h 49m
No alerts
Replay Analysis
N28457BOEING Boeing 737-900
→
05/17/2026
5h 8m
No alerts
Replay Analysis
N66837BOEING Boeing 737-900
→
05/16/2026
4h 51m
No alerts
Replay Analysis
N69818BOEING Boeing 737-900
→
05/15/2026
5h 0m
No alerts
Replay Analysis
N27419BOEING Boeing 737 MAX 9
→
05/14/2026
4h 53m
No alerts
Replay Analysis
N66814BOEING Boeing 737-900
→
05/13/2026
4h 56m
No alerts
Replay Analysis
N38479BOEING Boeing 737-900
→
05/11/2026
4h 40m
No alerts
Replay Analysis
N66814BOEING Boeing 737-900
→
05/10/2026
4h 49m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window