United Airlines UA1639 Flight status
According to Trip.com real-time data, the UA1639 flight operated by United Airlines on Jul 7, 2026 is scheduled to fly from Denver (DEN) to Chicago (ORD). The flight is expected to depart at 13:25 (local time in Denver, UTC-6) and arrive at 19:30 (local time in Chicago, UTC-5) .
Mon, Jul 6
Tue, Jul 7
Wed, Jul 8
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En route
Your flight has departed Denver and is expected to arrive in Chicago at 19:30.
5h 5m
STL
1h 40m
Check-in Counter
7,8
Boarding Gate
B12
Arrival Gate
B19
Baggage
2
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Scheduled
Your flight will depart on time.
5h 5m
STL
1h 58m
Check-in Counter
7,8
Boarding Gate
B8
Arrival Gate
B22
Baggage
2
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Scheduled
Your flight will depart on time.
5h 5m
STL
1h 26m
Check-in Counter
7,8
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Information provided by VariFlightVariFlight. For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Scheduled
UA439
|
Austin (AUS) 
Denver (DEN)
Denver (DEN)Scheduled: 20:00
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UA1639 Aircraft Details
According to Trip.com real-time data, the UA1639 flight from Denver to Chicago on 7/7/2026 is operated using the aircraft model Airbus A319. This aircraft has been in service for 24y, 5m. The aircraft has 128 seats.
Airbus A319
Punctuality (Departure)
90%
Punctuality (Arrival)
80%
Late on average
44 minutes
Age
24y, 5m
Seats
128
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
Entertainment available, please bring your own device
Wi-Fi is available
No power outlets are available
Seat Information
76 cm
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Snacks
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seat Information
94 cm
Legroom
--
Seat width
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seat Information
86 cm
Legroom
45 cm
Seat width better than on 88% of flights
105°
Reclining Angle
3-3
Seat layout example
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Flight History for UA1639
Trip.com historical records show that the last UA1639 flight departed on Mon, Jul 6 from DEN at approximately 13:43. This flight is expected to arrrive in ORD at 19:30.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Thu, Jul 2 | Denver (DEN) | Chicago (ORD) | 319 | 13:30 | 18:58 | Arrived |
| Fri, Jul 3 | Denver (DEN) | Chicago (ORD) | 319 | 13:37 | 23:19 | En route |
| Sat, Jul 4 | St. Louis (STL) | Chicago (ORD) | A21N | 21:00 | 22:01 | Returning to airport |
| Sun, Jul 5 | Denver (DEN) | Chicago (ORD) | 319 | 13:36 | 19:01 | Arrived |
| Mon, Jul 6 | Denver (DEN) | Chicago (ORD) | 320 | 13:43 | 19:30 | En route |
| Tue, Jul 7 | Denver (DEN) | Chicago (ORD) | 319 | 13:25 | 19:30 | Scheduled |
| Wed, Jul 8 | Denver (DEN) | Chicago (ORD) | 319 | 13:25 | 19:30 | Scheduled |
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UA1639 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA1639 is 90% (Late on average 22 minutes), and the on-time arrival rate is 80% (Late on average 44 minutes).
On-Time Departures
Punctuality
90%
Late on average 22 minutes
Early
0%
On time
90%
30 mins late
7%
60 mins late
0%
90 mins late
3%
Cancelled
0%
On-Time Arrivals
Punctuality
80%
Late on average 44 minutes
Early
77%
On time
3%
30 mins late
0%
60 mins late
0%
90 mins late
20%
Cancelled
0%
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