Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL2331

Operated by United Airlines

Live map

Live map filtered to UAL2331. Shown when the flight is currently airborne.

Route airports View route page →

Departure

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
01:28 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
16°C / 12°C
Altimeter
29.84 inHg

Obs: 2026-05-30T04:52:00.000Z

Raw METAR / TAF 
METAR KIAD 300452Z 00000KT 10SM CLR 16/12 A2984 RMK AO2 SLP102 T01560122 402610089

TAF KIAD 300258Z 3003/3106 24005KT P6SM FEW250 FM300800 33007G15KT P6SM FEW150 FM301300 36013G22KT P6SM FEW150 FM302200 01010G19KT P6SM SKC

flight Live Traffic

flight_takeoff 75 Departures
flight_land 57 Arrivals

Arrival

RDU KRDU VFR

Raleigh-Durham International Airport

Raleigh/Durham, US

Local time
01:28 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
435 ft
Coordinates
35.8787, -78.7873

cloud Weather

Wind
220° / 13 kt
Visibility
10 SM
Ceiling
BKN 25,000 ft
Temp / Dew
23°C / 17°C
Altimeter
29.92 inHg

Obs: 2026-05-30T04:51:00.000Z

Raw METAR / TAF 
METAR KRDU 300451Z 22013KT 10SM BKN250 23/17 A2992 RMK AO2 SLP127 T02330172 403000156

TAF KRDU 300520Z 3006/3106 23006KT P6SM OVC250 FM301200 27005KT P6SM SCT090 OVC250 FM301500 02007KT P6SM OVC250 FM302300 07011KT P6SM BKN250

flight Live Traffic

flight_takeoff 29 Departures
flight_land 32 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 A0B820 IAD → RDU May 29, 23:45 UTCMay 30, 01:25 UTC1h 40m - -
2026-05-29 A3CF6D IAD → RDU May 29, 18:05 UTCMay 29, 19:35 UTC1h 30m - -
2026-05-29 A2B135 IAD → RDU May 29, 13:12 UTCMay 29, 14:50 UTC1h 38m +12m +5m
2026-05-29 A2B135 IAD → RDU May 29, 13:05 UTCMay 29, 14:50 UTC1h 45m - -
2026-05-29 A3D326 IAD → RDU May 29, 00:05 UTCMay 29, 02:05 UTC2h 0m - -
2026-05-28 A94B05 IAD → RDU May 28, 17:35 UTCMay 28, 19:15 UTC1h 40m - -
2026-05-28 A12F07 IAD → RDU May 28, 13:10 UTCMay 28, 15:00 UTC1h 50m - -
2026-05-28 A0B86A IAD → RDU May 28, 00:00 UTCMay 28, 01:40 UTC1h 40m - -
2026-05-27 A12EE0 IAD → RDU May 27, 17:45 UTCMay 27, 19:20 UTC1h 35m - -
2026-05-27 A0B844 IAD → RDU May 27, 00:10 UTCMay 27, 01:49 UTC1h 40m - -
2026-05-26 A92365 IAD → RDU May 26, 17:44 UTCMay 26, 19:25 UTC1h 40m - -
2026-05-26 A0B7B8 IAD → RDU May 26, 00:14 UTCMay 26, 01:55 UTC1h 40m - -
2026-05-25 A8102A IAD → RDU May 25, 17:35 UTCMay 25, 19:05 UTC1h 30m - -
2026-05-25 AA7F09 IAD → RDU May 25, 13:15 UTCMay 25, 15:10 UTC1h 55m - -
2026-05-24 A81000 IAD → RDU May 24, 18:15 UTCMay 24, 19:45 UTC1h 30m - -
2026-05-24 AA7F09 IAD → RDU May 24, 13:20 UTCMay 24, 15:05 UTC1h 45m - -
2026-05-24 A3D2C0 IAD → RDU May 24, 00:10 UTCMay 24, 02:00 UTC1h 50m - -
2026-05-23 AA2BA4 IAD → RDU May 23, 17:40 UTCMay 23, 19:10 UTC1h 31m - -
2026-05-23 A46D70 IAD → RDU May 23, 13:30 UTCMay 23, 15:15 UTC1h 45m - -
2026-05-23 A46D70 IAD → RDU May 23, 13:12 UTCMay 23, 15:12 UTC2h 0m +12m -27m
2026-05-22 A0B823 IAD → RDU May 22, 23:55 UTCMay 23, 01:40 UTC1h 45m - -
2026-05-22 A46D95 IAD → RDU May 22, 17:45 UTCMay 22, 19:25 UTC1h 40m - -
2026-05-22 A94AE5 IAD → RDU May 22, 13:15 UTCMay 22, 15:00 UTC1h 45m - -
2026-05-21 AD22E1 IAD → RDU May 21, 23:55 UTCMay 22, 01:35 UTC1h 40m - -
2026-05-21 A0B844 IAD → RDU May 21, 17:35 UTCMay 21, 19:10 UTC1h 35m - -
2026-05-21 A8D4F6 IAD → RDU May 21, 13:35 UTCMay 21, 15:25 UTC1h 50m - -
2026-05-21 A0B823 IAD → RDU May 21, 00:00 UTCMay 21, 02:00 UTC2h 0m - -
2026-05-20 A923A8 IAD → RDU May 20, 18:10 UTCMay 20, 20:00 UTC1h 50m - -
2026-05-20 AA2BA4 IAD → RDU May 20, 13:10 UTCMay 20, 15:00 UTC1h 50m - -
2026-05-20 A0B7B7 IAD → RDU May 20, 00:37 UTCMay 20, 02:05 UTC1h 28m -743m -3m

Performance history

Flights tracked
168 showing last 30
Avg arrival delay
-8m
On-time arrival
100% 100% on time
Aircraft used
24

Monthly activity 2 months

Month Flights tracked
May 2026 94
April 2026 74

UAL2331 frequently asked

Where does flight UAL2331 fly?
UAL2331 (United Airlines) flies from IAD to RDU. View the full route page.
How long is flight UAL2331?
Based on observed flights, UAL2331 takes on average 1h 43m from takeoff to landing.
How often does UAL2331 fly?
UAL2331 has been observed flying several times a week in our tracking data. We've recorded 168 flights under this callsign.
Is flight UAL2331 usually on time?
Across recent flights, UAL2331 arrives 8 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL2331?
UAL2331 has been operated by 24 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL2331 live?
Yes. When UAL2331 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.