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United Airlines United Airlines

UA1639 Flight Status (Denver to St. Louis)

According to Trip.com real-time data, the UA1639 flight operated by United Airlines on Oct 16, 2026 is scheduled to fly from Denver (DEN) to St. Louis (STL). The flight is expected to depart at 13:30 (local time in Denver, UTC-6) and land at 16:06 (local time in St. Louis, UTC-5) .
Thu, Oct 15
Fri, Oct 16
Sat, Oct 17
DEN-STL

Access more flight status info on the Trip.com app

En route
Your flight has departed Denver and is expected to arrive in St. Louis at 16:21.
Denver(DEN)
13:46
Scheduled: 13:30, Oct 15
Denver International Airport
173106C5-5199-4134-A176-6296CB3DA377 2h 7m
St. Louis(STL)
16:21
Scheduled: 16:37, Oct 15
St. Louis Lambert International Airport T1
Check-in Counter
7,8
Boarding Gate
B29
Arrival Gate
A16
Baggage
6
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DEN-STL

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Scheduled
Your flight will depart on time.
Denver(DEN)
13:30
Scheduled: 13:30, Oct 16
Denver International Airport
173106C5-5199-4134-A176-6296CB3DA377 2h 7m
St. Louis(STL)
16:06
Scheduled: 16:37, Oct 16
St. Louis Lambert International Airport T1
Check-in Counter
7,8
Boarding Gate
B44
Arrival Gate
--
Baggage
6
Show more
Need a flight from Denver to St. Louis?
United Airlines From NZD 226
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DEN-STL

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Scheduled
Your flight will depart on time.
Denver(DEN)
13:30
Scheduled: 13:30, Oct 17
Denver International Airport
173106C5-5199-4134-A176-6296CB3DA377 2h 7m
St. Louis(STL)
16:37
Scheduled: 16:37, Oct 17
St. Louis Lambert International Airport T1
Check-in Counter
7,8
Boarding Gate
--
Arrival Gate
--
Baggage
6
Show more
Need a flight from Denver to St. Louis?
United Airlines From NZD 226
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Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.

UA1639 Aircraft Details and Cabin Information - Denver to St. Louis on United Airlines

According to Trip.com real-time data, the UA1639 flight flying from Denver to St. Louis on 10/16/2026 is operated by the aircraft model Airbus A319. This aircraft has been in service for 23y, 1m. The aircraft is equipped with 128 seats.
flight status
Airbus A319
Punctuality (Departure)
80 %
Punctuality (Arrival)
90 %
Early on average
7 minutes
Age
23y, 1m
Seats
128
Flight Distance
--

UA1639 Recent Flight History and Status - United Airlines

Trip.com historical records show that the last UA1639 flight departed on Thu, Oct 15 from DEN at approximately 13:46. This flight is expected to arrrive in STL at 16:21.
Date Airport Aircraft Model Departure Arrival Status
Departure Arrival
Sun, Oct 11 Denver (DEN) St. Louis (STL) 319 15:32 18:06 Arrived
Mon, Oct 12 Denver (DEN) St. Louis (STL) 319 14:39 17:09 Arrived
Tue, Oct 13 Denver (DEN) St. Louis (STL) 319 13:31 16:05 Arrived
Wed, Oct 14 Denver (DEN) St. Louis (STL) 319 14:02 16:39 Arrived
Thu, Oct 15 Denver (DEN) St. Louis (STL) 320 13:46 16:21 En route
Fri, Oct 16 Denver (DEN) St. Louis (STL) 319 13:30 16:06 Scheduled
Sat, Oct 17 Denver (DEN) St. Louis (STL) 319 13:30 16:37 Scheduled

UA1639 On-Time Performance, Departure, and Arrival Trends

Review UA1639 on-time performance based on recent trips, including departure punctuality, arrival punctuality, average delays, and early arrival trends to better understand overall flight reliability. Based on the average performance of UA1639 flight over the past 30 trips, the on-time departure rate of UA1639 is 80% (Late on average 22 minutes), while the on-time arrival rate is 90% (Early on average 7 minutes).

On-Time Departures
Punctuality
80 %
Late on average 22 minutes
Early
0 %
On time
80 %
30 mins late
13 %
60 mins late
3 %
90 mins late
3 %
Canceled
0 %
On-Time Arrivals
Punctuality
90 %
Early on average 7 minutes
Early
80 %
On time
10 %
30 mins late
7 %
60 mins late
3 %
90 mins late
0 %
Canceled
0 %

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Frequently Asked Questions

  • What is the current status of flight ua1639?

    Flight ua1639 has not departed yet and is currently on schedule. Scheduled departure 13:30, arrival 16:37 (updated Oct 16, 2026).
  • Flight ua1639 has not departed yet and is currently on schedule. Scheduled departure is 13:30, with arrival at 16:37. Recheck gate and timing before you head to the airport.
  • Flight ua1639 is scheduled to depart at 13:30. The latest actual or estimated departure time is 13:30, and the current status is Scheduled (updated Oct 16, 2026).
  • Flight ua1639 is scheduled to arrive at 16:37. The latest estimated or actual arrival time is 16:06. Status is Scheduled as of Oct 16, 2026.
  • After arrival, baggage for flight ua1639 is expected at carousel 6 in terminal T1. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.
  • Flight ua1639 is operated by United Airlines from Denver (DEN) to St. Louis (STL). Typical flight time is about 2 hours7 minutes; operating days may include Friday.
  • Track flight ua1639 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.
  • If ua1639 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 16, 2026). Contact United Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.
  • Flight ua1639 has not departed from Denver (DEN) yet and is currently on schedule for 13:30.
  • Flight ua1639 usually flies a Airbus A319 with seat layout 3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.

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Arrival Info: St. Louis Weather & Current Time

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Thunderstorms
|
12°C - 27°C
Weather forecast for your arrival day
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1 hour time difference
Time on arrival: Denver 15:37 | St. Louis 16:37

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