United Airlines UA3999 Flight Status : Live Tracking & Updates

Domestic flight United Airlines UA3999 takes off from Allentown (ABE) United States to Chicago (ORD) United States. It's operated by United Airlines. The plane leaves Lehigh Valley International Airport at 17:28 America/New_York. The flight is expected to land at O'Hare International Airport at 18:55 America/Chicago. The flight will last about 1 hours 28 minutes.

UA3999 - UAL3999 United Airlines (UA)
ABE Allentown United States
Flight ABE to ORD
ORD Chicago United States
NO FLIGHTS IN THE LAST 14 DAYS Lasted record on 01-January-2022
Departure Lehigh Valley International Airport
IATA: ABEICAO: KABE
Scheduled 17:28
None 2
Arrival O'Hare International Airport
IATA: ORDICAO: KORD
Scheduled 18:55
2 E9
UA3999 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 28 minutes
  • Flight Distance: 1054 kms / 655 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: NO FLIGHTS IN THE LAST 14 DAYS
Passenger Services
  • Service type: Normal passenger
  • Seats: 50
  • Freight capacity: 1 tons
  • Passenger classes: Economy, Shuttle, Premium Economy
More Detail
  • Aircraft: Mitsubishi CRJ-200LR
  • Callsign: F-KCMH1
  • Departure Timezone: America/New_York
  • Arrival Timezone: America/Chicago
  • Current Time in Allentown: Wednesday 2026-05-06 12:18 PM
  • Current Time in Chicago: Wednesday 2026-05-06 11:18 AM

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United Airlines Flight UA3999 FAQs

What is the scheduled flight duration for United Airlines UA3999 flight?

On average, nonstop flight takes 1 hour(s) 28 minutes, with the flight distance of 1054 km (655 miles).

What type of aircraft is used for the United Airlines UA3999 flight?

All United Airlines UA3999 flights are operated using Mitsubishi CRJ-200LR aircraft.

Which terminal the flight United Airlines UA3999 is arriving at?

Flight United Airlines UA3999 arrives in O'Hare International Airport at Terminal 2.