UA 3900 Denver to Chicago Flight Status

United Airlines Flight UA3900 from Denver International Airport DEN to Chicago O'Hare International Airport ORD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on April 28th, 2026.
Check the table below for UA3900's most recent flight history:

UA 3900 Flight Status & Schedule

Date Departure Arrival Status
Apr 28 06:42 06:19
Unknown
Track >
Dec 15 20:25 23:18
Landed Late
Track >
Nov 27 19:43 16:40
Unknown
Track >

United Airlines UA 3900 Denver to Chicago Flight Information

United Airlines Flight UA3900 connects Denver, United States to Chicago, United States, taking off from Denver International Airport DEN and landing at Chicago O'Hare International Airport ORD.

How long is the UA3900 flight from Denver to Chicago?

The average flight time from Denver to Chicago is 1 hour and 53 minutes. The flight distance is 1426 km / 886 miles and the average flight speed is 677 km/h / 421 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3900 Denver to Chicago?

The Airportia On-Time Performance Rating for United Airlines Flight UA3900 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA3900 arriving at?

Flight UA3900 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.

When was the latest UA3900 flight?

The latest flight took off on Tuesday, April 28th, 2026 with the flight status being Unknown on 06:19.

How else can the flight UA3900 be referenced as?

This United Airlines flight can also be referenced as UAL3900, UA 3900, UAL 3900.

How often is flight UA3900 delayed?

On average, 33% of all UA3900 flights are delayed. The average delay is 23 minutes.

Can I get compensation for my delayed or cancelled UA3900 flight or baggage issues?

If your UA3900 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our UA3900 Flight Tracker above for more details.

UA3900 and Denver DEN to Chicago ORD Flights

Other flights departing from Denver DEN: OO5083, OO5132, OO4705, KG404

Other flights arriving at Chicago ORD: UA2277, UA5889, UA6033, UA3640

All flights connecting Denver DEN to Chicago ORD.

UA3900 United Airlines Flight: Denver to Chicago Route Map

UA3900 United Airlines Flight Map: Denver to Chicago
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.