Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL277

Operated by United Airlines

Live map

Live map filtered to UAL277. Shown when the flight is currently airborne.

Route airports View route page →

Departure

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
00:16 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
15°C / 13°C
Altimeter
29.98 inHg

Obs: 2026-10-13T03:52:00.000Z

Raw METAR / TAF 
METAR KIAD 130352Z 00000KT 10SM CLR 15/13 A2998 RMK AO2 SLP150 T01500133 $

TAF KIAD 130258Z 1303/1406 VRB03KT P6SM FEW200 FM130900 00000KT 5SM BR FEW200 FM131300 19006KT P6SM SCT250

flight Live Traffic

flight_takeoff 120 Departures
flight_land 86 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
21:16 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
290° / 9 kt
Visibility
10 SM
Ceiling
FEW 2,600 ft
Temp / Dew
14°C / 12°C
Altimeter
29.95 inHg

Obs: 2026-10-13T03:56:00.000Z

Raw METAR / TAF 
METAR KSFO 130356Z 29009KT 10SM FEW026 14/12 A2995 RMK AO2 SLP140 T01440117 $

TAF KSFO 130300Z 1303/1406 28006KT P6SM FEW025 FM131400 08004KT P6SM SKC FM132000 32011KT P6SM SKC FM140400 28007KT P6SM SKC

flight Live Traffic

flight_takeoff 227 Departures
flight_land 205 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A12A80 IAD → SFO Jul 26, 17:35 UTCJul 26, 20:40 UTC3h 5m - -
2026-07-25 AAA593 IAD → SFO Jul 25, 21:55 UTCJul 26, 00:05 UTC2h 10m - -
2026-07-25 A12F52 IAD → SFO Jul 25, 17:35 UTCJul 25, 20:35 UTC3h 0m - -
2026-07-24 A6C248 IAD → SFO Jul 24, 21:45 UTCJul 24, 23:50 UTC2h 5m - -
2026-07-24 A2BC5A IAD → SFO Jul 24, 17:30 UTCJul 24, 20:30 UTC3h 0m - -
2026-07-23 A43EE5 IAD → SFO Jul 23, 21:40 UTCJul 23, 23:50 UTC2h 10m - -
2026-07-23 A12AC2 IAD → SFO Jul 23, 17:30 UTCJul 23, 20:30 UTC3h 0m - -
2026-07-22 A9B4DE IAD → SFO Jul 22, 22:45 UTCJul 23, 01:15 UTC2h 30m - -
2026-07-22 A12AC2 IAD → SFO Jul 22, 17:30 UTCJul 22, 20:30 UTC3h 0m - -
2026-07-21 A14AD1 IAD → SFO Jul 21, 22:10 UTCJul 22, 00:30 UTC2h 20m - -
2026-07-21 A5D68A IAD → SFO Jul 21, 17:30 UTCJul 21, 20:30 UTC3h 0m - -
2026-07-20 A94B4B - Jul 20, 23:00 UTCJul 21, 01:20 UTC2h 20m - -
2026-07-20 AA7F08 - Jul 20, 17:20 UTCJul 20, 20:20 UTC3h 0m - -
2026-07-19 A1270A - Jul 19, 21:35 UTCJul 19, 23:40 UTC2h 5m - -
2026-07-19 A44585 - Jul 19, 17:20 UTCJul 19, 20:15 UTC2h 55m - -
2026-07-18 A4491A - Jul 18, 18:15 UTCJul 18, 21:05 UTC2h 50m - -
2026-07-17 AA7E7A - Jul 17, 22:25 UTCJul 18, 00:50 UTC2h 25m - -
2026-07-17 A12EE7 - Jul 17, 18:00 UTCJul 17, 21:00 UTC3h 0m - -
2026-07-16 A2BC9E - Jul 16, 17:25 UTCJul 16, 21:10 UTC3h 45m - -
2026-07-15 A8FC06 - Jul 15, 22:15 UTCJul 16, 00:20 UTC2h 5m - -
2026-07-15 A4493E - Jul 15, 17:40 UTCJul 15, 20:35 UTC2h 55m - -
2026-07-14 A8D4F6 - Jul 14, 21:50 UTCJul 15, 00:05 UTC2h 14m - -
2026-07-14 A12F4C - Jul 14, 17:30 UTCJul 14, 20:30 UTC3h 0m - -
2026-07-13 A43EE5 - Jul 13, 21:45 UTCJul 14, 00:00 UTC2h 15m - -
2026-07-13 AA7EC2 - Jul 13, 17:25 UTCJul 13, 20:25 UTC3h 0m - -
2026-07-12 A43EED - Jul 12, 22:05 UTCJul 13, 00:10 UTC2h 5m - -
2026-07-12 A5D643 - Jul 12, 17:30 UTCJul 12, 20:30 UTC3h 0m - -
2026-07-11 AA56F8 - Jul 11, 22:15 UTCJul 12, 00:35 UTC2h 20m - -
2026-07-11 A445A9 - Jul 11, 17:20 UTCJul 11, 20:35 UTC3h 15m - -
2026-07-10 A0AD1B - Jul 10, 22:35 UTCJul 11, 01:10 UTC2h 35m - -

Performance history

Flights tracked
219 showing last 30
Avg arrival delay
-
On-time arrival
-
Aircraft used
28

Monthly activity 4 months

Month Flights tracked
July 2026 49
June 2026 63
May 2026 64
April 2026 43

UAL277 frequently asked

Where does flight UAL277 fly?
UAL277 (United Airlines) flies from IAD to SFO. View the full route page.
How long is flight UAL277?
Based on observed flights, UAL277 takes on average 2h 41m from takeoff to landing.
How often does UAL277 fly?
UAL277 has been observed flying several times a week in our tracking data. We've recorded 219 flights under this callsign.
What aircraft operates flight UAL277?
UAL277 has been operated by 28 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL277 live?
Yes. When UAL277 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.