United Airlines UA3900 Flight Status : Live Tracking & Updates

Domestic flight United Airlines UA3900 takes off from San Diego (SAN) United States to Chicago (ORD) United States. It's operated by United Airlines. The plane leaves San Diego International Airport at 12:00 05 May 2026 America/Los_Angeles. The flight is expected to land at O'Hare International Airport at 14:55 05 May 2026 America/Chicago. The flight will last about 3 hours 55 minutes.

Current status of UA3900 is Departed Delayed by 25m Estimated Arrival in 2 hours, 29 minutes

UA3900 - UAL3900 United Airlines (UA)
SAN San Diego United States
Flight SAN to ORD
ORD Chicago United States
Departed Delayed by 25m Estimated Arrival in 2 hours, 29 minutes
Departure San Diego International Airport
IATA: SANICAO: KSAN
Scheduled 12:00 05 May 2026
Actual 12:29 05 May 2026
C 102
Arrival O'Hare International Airport
IATA: ORDICAO: KORD
Scheduled 14:55 05 May 2026
Estimated 15:20 05 May 2026
E 7
UA3900 Detail
  • Type: Domestic Flight
  • Flight Duration: 3 hours 55 minutes
  • Flight Distance: 2774 kms / 1723 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 777-200 / 200ER
  • Callsign: F-KTYS1
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Chicago
  • Current Time in San Diego: Tuesday 2026-05-05 10:51 AM
  • Current Time in Chicago: Tuesday 2026-05-05 12:51 PM

Flight routes similar to United Airlines UA3900

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06:15 		4 hours 18 minutes
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Aer Lingus EI7461
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13:03 		4 hours 29 minutes
19:32
Brussels Airlines SN8874
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Iberia IB8184
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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 3 hour(s) 55 minutes, with the flight distance of 2774 km (1723 miles).

What is the current status of United Airlines UA3900 flight?

The current status of flight United Airlines UA3900 is Departed Delayed by 25m.

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

All United Airlines UA3900 flights are operated using Boeing 777-200 / 200ER aircraft.

When does the flight United Airlines UA3900 arrive?

Flight United Airlines UA3900 arrives at 14:55.

Which terminal the flight United Airlines UA3900 is arriving at?

Flight United Airlines UA3900 arrives in O'Hare International Airport at Terminal E.

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.