UAL1938 is operated by WILMINGTON TRUST CO TRUSTEE between Washington Dulles International Airport (KIAD) and Phoenix Sky Harbor International Airport (KPHX). The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 2h 33m. SkyMeter has observed 51 legs of this flight number via ADS-B.

✈
FLIGHTS
51
last 90 days
⏱
AVG DURATION
2h 33m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
8 / 4
city pairs · airframes
⚠
INCIDENT RATE
3.9%
2 flagged

Routes flown

By count · last 90 days

5
KIAD → KPHX
10
avg 4h 48m · Washington Dulles → Phoenix Sky Harbor
KJAX → KIAD
8
avg 1h 28m · Jacksonville → Washington Dulles
KORD → KJAX
6
avg 1h 54m · Chicago O'Hare → Jacksonville
FL21 → KIAD
2
avg 1h 31m · Berlin Heliport → Washington Dulles
FL84 → KIAD
1
avg 1h 27m · Flying-A-Ranch → Washington Dulles

Aircraft types

Equipment used on this number

4
B39M BOEING Boeing 737 MAX 9
61
A320 AIRBUS Airbus A320
7
B738 BOEING Boeing 737-800
1
B739 BOEING Boeing 737-900
1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
2
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 UAL1938

30
N77585BOEING Boeing 737 MAX 9
→
06/03/2026
2h 6m
No alerts
Replay Analysis
N47512BOEING Boeing 737 MAX 9
→
06/03/2026
2h 30m
No alerts
Replay Analysis
N47512BOEING Boeing 737 MAX 9
→
06/02/2026
4h 35m
No alerts
Replay Analysis
N47512BOEING Boeing 737 MAX 9
→
06/02/2026
2h 4m
No alerts
Replay Analysis
N77598BOEING Boeing 737 MAX 9
→
06/02/2026
2h 38m
No alerts
Replay Analysis
N77598BOEING Boeing 737 MAX 9
→
06/01/2026
4h 48m
No alerts
Replay Analysis
N77598BOEING Boeing 737 MAX 9
→
06/01/2026
2h 10m
No alerts
Replay Analysis
N17435BOEING Boeing 737 MAX 9
→
06/01/2026
2h 20m
No alerts
Replay Analysis
N17435BOEING Boeing 737 MAX 9
→
05/31/2026
2h 19m
No alerts
Replay Analysis
N17435BOEING Boeing 737 MAX 9
→
05/31/2026
4h 40m
No alerts
Replay Analysis
N37537BOEING Boeing 737 MAX 9
→
05/31/2026
2h 36m
No alerts
Replay Analysis
N17430BOEING Boeing 737 MAX 9
→
05/29/2026
2h 0m
No alerts
Replay Analysis
N37535BOEING Boeing 737 MAX 9
→
05/28/2026
2h 13m
No alerts
Replay Analysis
N37535BOEING Boeing 737 MAX 9
→
05/28/2026
4h 46m
No alerts
Replay Analysis
N17405BOEING Boeing 737 MAX 9
→
05/26/2026
2h 3m
No alerts
Replay Analysis
N37534BOEING Boeing 737 MAX 9
→
05/26/2026
2h 36m
No alerts
Replay Analysis
N37534BOEING Boeing 737 MAX 9
→
05/25/2026
1h 58m
No alerts
Replay Analysis
N37534BOEING Boeing 737 MAX 9
→
05/25/2026
4h 35m
No alerts
Replay Analysis
N67501BOEING Boeing 737 MAX 9
→
05/25/2026
3h 38m
No alerts
Replay Analysis
N67501BOEING Boeing 737 MAX 9
→
05/24/2026
40m
No alerts
Replay Analysis
N77592BOEING Boeing 737 MAX 9
→
05/24/2026
2h 35m
No alerts
Replay Analysis
N77592BOEING Boeing 737 MAX 9
→
05/23/2026
4h 49m
No alerts
Replay Analysis
N77592BOEING Boeing 737 MAX 9
→
05/23/2026
2h 13m
No alerts
Replay Analysis
N77552BOEING Boeing 737 MAX 9
→
05/23/2026
2h 16m
No alerts
Replay Analysis
N77552BOEING Boeing 737 MAX 9
→
05/22/2026
46m
No alerts
Replay Analysis
N18220BOEING Boeing 737-800
→
05/21/2026
2h 7m
No alerts
Replay Analysis
N17591BOEING Boeing 737 MAX 9
→
05/21/2026
2h 45m
No alerts
Replay Analysis
N67812BOEING Boeing 737-900
→
05/20/2026
1h 27m
No alerts
Replay Analysis
N17550BOEING Boeing 737 MAX 9
→
05/20/2026
2h 46m
No alerts
Replay Analysis
N17422BOEING Boeing 737 MAX 9
→
05/18/2026
2h 29m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window