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
13:57 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
320° / 7 kt
Visibility
10 SM
Ceiling
SCT 3,300 ft, BKN 25,000 ft
Temp / Dew
29°C / 21°C
Altimeter
30.03 inHg

Obs: 2026-08-28T17:52:00.000Z

Raw METAR / TAF 
METAR KIAD 281752Z 32007KT 280V350 10SM SCT033TCU BKN250 29/21 A3003 RMK AO2 SLP166 TCU N-SE T02940206 10294 20217 58005

TAF KIAD 281742Z 2818/2924 36008KT P6SM FEW025 SCT110 BKN250 FM281900 35007KT P6SM SCT025 SCT100 FM290600 35005KT P6SM SCT070

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
10:57 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
310° / 9 kt
Visibility
10 SM
Ceiling
FEW 400 ft, BKN 12,000 ft, OVC 20,000 ft
Temp / Dew
16°C / 14°C
Altimeter
30.01 inHg

Obs: 2026-08-28T16:56:00.000Z

Raw METAR / TAF 
METAR KSFO 281656Z 31009KT 10SM FEW004 BKN120 OVC200 16/14 A3001 RMK AO2 SLP163 T01610139

TAF KSFO 281739Z 2818/2924 30012KT P6SM VCSH BKN120 FM282000 29016KT P6SM VCSH BKN100 FM290700 29010KT P6SM FEW012 FM291000 29008KT P6SM SCT012 FM291800 29015KT P6SM FEW015

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.