UA1639: United flight 1639
Denver (DEN) → St Louis (STL) · departs 1:30p, lands 4:37p local · Daily
The timetable below has every scheduled departure; for today's flight, check United.
An estimate from the published timetable, not live tracking: it cannot know about delays, diversions or cancellations.
Live status at United →The route
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UA1639 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled Oct 14–20.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| DEN → STLDenver to St Louis | 1:30p | 4:37p | 2h7m | Daily |
Other nonstops from Denver to St Louis
The departures either side of UA1639. Times are Denver time.
| Flight | Departs | Days |
|---|---|---|
| United UA652 | 9:35a | Daily |
| Southwest | 10:30a | Mon, Thu, Fri, Sat |
| This flight UA1639 | 1:30p | Daily |
| Southwest | 2:00p | Mon, Thu, Fri, Sat, Sun |
| Frontier | 4:12p | Mon, Wed, Fri, Sat |
| United UA1422 | 5:30p | Daily |
All 25 flights from DEN to STL, by time →
Flying back from St Louis
United flies St Louis to Denver nonstop 28 times a week, from 5:10a to 4:39p: 1:36p UA1380 · every nonstop STL → DEN →
How UA1639 ran in our sample
6 of 7 departures left within 15 minutes of schedule (Oct 14–20). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Airbus A319 on 5 of 7; also Airbus A320 (2).
What time does UA1639 leave Denver?
UA1639 is scheduled to depart Denver (DEN) at 1:30p (daily), Denver time, and to land in St Louis (STL) at about 4:37p local time, a scheduled 2h7m. Times are the published ones from the flights we sampled Oct 14–20; check United for today's.
What plane is UA1639?
Airbus A319 on 5 of the 7 UA1639 flights from DEN we sampled Oct 14–20; the rest were a Airbus A320. Airlines swap aircraft, so the plane on a given day can differ.
Does UA1639 fly every day?
Yes — UA1639 flew Denver to St Louis every day of the week we sampled (Oct 14–20).
Is UA1639 usually on time?
Of 7 UA1639 departures from DEN we sampled Oct 14–20, 6 left within 15 minutes of the scheduled time. That counts only flights that departed — cancellations are not in our data — and one week is a small sample, so treat it as a hint, not a rating.
More United flights from Denver
Timetable from United departures we observed; UA1639 is a United Airlines flight number, and Hop Nonstop is not affiliated with United. Schedules change — confirm with the airline before you travel.