United Airlines UA3900 Flight Status Today

Domestic flight United Airlines UA3900 takes off from San Francisco (SFO) United States to Dulles (IAD) United States. It's operated by United Airlines. The plane leaves San Francisco International Airport at 21:00 11 February 2026 America/Los_Angeles. The flight is expected to land at Washington Dulles International Airport at 05:09 12 February 2026 America/New_York. The flight will last about 5 hours 9 minutes.

Current status of UA3900 is Scheduled On time Estimated Depart in 12 hours

UA3900 - UAL3900 United Airlines (UA)
SFO San Francisco United States
Flight SFO to IAD
IAD Dulles United States
Scheduled On time Estimated Depart in 12 hours
Departure San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 21:00 11 February 2026
Estimated 21:00 11 February 2026
INTL G8
Arrival Washington Dulles International Airport
IATA: IADICAO: KIAD
Scheduled 05:09 12 February 2026
Estimated 05:09 12 February 2026
None D32
UA3900 Detail
  • Type: Domestic Flight
  • Flight Duration: 5 hours 9 minutes
  • Flight Distance: 3895 kms / 2420 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Wednesday, Friday
Passenger Services
  • Service type: Normal passenger
  • Seats: 50
  • Freight capacity: 1.5 tons
  • Passenger classes: Economy, Shuttle, Premium Economy
More Detail
  • Aircraft: Boeing 777-300ER
  • Callsign: F-KTYS1
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/New_York
  • Current Time in San Francisco: Wednesday 2026-02-11 09:00 AM
  • Current Time in Dulles: Wednesday 2026-02-11 12:00 PM

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United Airlines Flight UA3900 FAQs

What is the scheduled flight duration for United Airlines UA3900 flight?

On average, nonstop flight takes 5 hour(s) 9 minutes, with the flight distance of 3895 km (2420 miles).

What is the current status of United Airlines UA3900 flight?

The current status of flight United Airlines UA3900 is Scheduled On time.

What type of aircraft is used for the United Airlines UA3900 flight?

All United Airlines UA3900 flights are operated using Boeing 777-300ER aircraft.

How many United Airlines UA3900 flights are operated a week?

3 flights per week. The Flight United Airlines UA3900 is operated on Monday, Wednesday, Friday.