UAL8240

UNITED AIRLINES INC · SFO → IAD

UAL8240 is operated by UNITED AIRLINES INC between San Francisco International Airport (KSFO) and Washington Dulles International Airport (KIAD). The flight is most often flown by a BOEING Boeing 757-200. Typical block time is 3h 44m. SkyMeter has observed 9 legs of this flight number via ADS-B.

✈
FLIGHTS
9
last 90 days
⏱
AVG DURATION
3h 44m
tracked time
📅
SERVICE PERIOD
06/16/2025 → 06/21/2026
first → last seen
🗺
ROUTES / TYPES
7 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

6
KSFO → KIAD
2
avg 5h 1m · San Francisco → Washington Dulles
KEWR → KSFO
2
avg 6h 27m · Newark Liberty → San Francisco
KOKC → KDFW
1
avg 1h 10m · Will Rogers World → Dallas Fort Worth
KXNA → KDEN
1
avg 1h 49m · Northwest Arkansas → Denver
KSFO → KBWI
1
avg 4h 52m · San Francisco → Baltimore/Washington International Thurgood Marshall
KORD → KOKC
1
avg 2h 40m · Chicago O'Hare → Will Rogers World

Aircraft types

Equipment used on this number

5
B752 BOEING Boeing 757-200
6
B39M BOEING Boeing 737 MAX 9
6
A320 AIRBUS Airbus A320
3
B738 BOEING Boeing 737-800
3
B38M BOEING Boeing 737 MAX 8
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 UAL8240

30
N14121BOEING Boeing 757-200
→
06/22/2026
4h 31m
No alerts
Replay Analysis
N14121BOEING Boeing 757-200
→
06/21/2026
2h 13m
No alerts
Replay Analysis
N14121BOEING Boeing 757-200
→
06/21/2026
6h 44m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
06/20/2026
1h 14m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
06/19/2026
33m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
06/19/2026
1h 48m
No alerts
Replay Analysis
N29129BOEING Boeing 757-200
→
06/16/2026
4h 22m
No alerts
Replay Analysis
N29129BOEING Boeing 757-200
→
06/15/2026
1h 46m
No alerts
Replay Analysis
N29129BOEING Boeing 757-200
→
06/15/2026
6h 8m
No alerts
Replay Analysis
N17373BOEING Boeing 737 MAX 8
→
06/02/2026
4h 51m
No alerts
Replay Analysis
N87512BOEING Boeing 737-800
→
05/25/2026
1h 10m
No alerts
Replay Analysis
N87512BOEING Boeing 737-800
→
05/24/2026
2h 40m
No alerts
Replay Analysis
N87512BOEING Boeing 737-800
→
05/24/2026
11m
No alerts
Replay Analysis
N37562BOEING Boeing 737 MAX 9
→
04/25/2026
1h 52m
No alerts
Replay Analysis
N37562BOEING Boeing 737 MAX 9
→
04/24/2026
3h 3m
No alerts
Replay Analysis
N37562BOEING Boeing 737 MAX 9
→
04/24/2026
4h 55m
No alerts
Replay Analysis
N37507BOEING Boeing 737 MAX 9
→
04/22/2026
2h 0m
No alerts
Replay Analysis
N37507BOEING Boeing 737 MAX 9
→
04/21/2026
3h 4m
No alerts
Replay Analysis
N37507BOEING Boeing 737 MAX 9
→
04/21/2026
5h 6m
No alerts
Replay Analysis
N37371BOEING Boeing 737 MAX 8
→
03/13/2026
1h 52m
No alerts
Replay Analysis
N37298BOEING Boeing 737-800
→
01/14/2026
1h 43m
No alerts
Replay Analysis
N47569BOEING Boeing 737 MAX 9
→
12/17/2025
4h 50m
No alerts
Replay Analysis
N37560BOEING Boeing 737 MAX 9
→
12/15/2025
4h 41m
No alerts
Replay Analysis
N75428BOEING Boeing 737-900
→
12/01/2025
3h 3m
No alerts
Replay Analysis
N87531BOEING Boeing 737-800
→
11/01/2025
2h 48m
No alerts
Replay Analysis
N36447BOEING Boeing 737-900
→
09/13/2025
3h 26m
No alerts
Replay Analysis
N33289BOEING Boeing 737-800
→
09/05/2025
1h 39m
No alerts
Replay Analysis
N33289BOEING Boeing 737-800
→
09/04/2025
3h 20m
No alerts
Replay Analysis
N33289BOEING Boeing 737-800
→
09/04/2025
1h 40m
No alerts
Replay Analysis
N77536BOEING Boeing 737-800
→
08/23/2025
1h 53m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window