United Airlines UA340 Flight Status
According to Trip.com real-time data, the UA340 flight operated by United Airlines on Apr 1, 2026 is scheduled to fly from Atlanta (ATL) to Denver (DEN). The flight is expected to depart at 09:00 (local time in Atlanta, UTC-4) and arrive at 10:01 (local time in Denver, UTC-6) .
Tue, Mar 31
Wed, Apr 1
Thu, Apr 2
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Arrived
The flight has arrived 27m early
3h 32m
Check-in Counter
--
Boarding Gate
T21
Arrival Gate
B9
Baggage
15
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Scheduled
Your flight will depart on time.
3h 32m
Check-in Counter
--
Boarding Gate
T21
Arrival Gate
B8
Baggage
15
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Scheduled
Your flight will depart on time.
3h 32m
Check-in Counter
--
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. If this is not your flight, you can browse more options for flights from Atlanta to Denver to find your schedule.
Track the Previous Flight Status: Landed at Atlanta
UA1991
|
New York (NYC) 
Atlanta (ATL)
Atlanta (ATL)Scheduled: 20:49
|
23m early
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UA340 Aircraft Details
Airbus A319
Punctuality (Departure)
83%
Punctuality (Arrival)
93%
Early on average
12 minutes
Age
28y, 4m
Seats
128
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
On-demand entertainment
Wi-Fi (additional charge)
Unknown
Seat Information
76 cm
More legroom than on 4% of flights
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Meal included
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seat Information
94 cm
Legroom
--
Seat width
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
None
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seat Information
86 cm
Legroom
45 cm
Seat width better than on 18% of flights
105°
Reclining Angle
3-3
Seat layout example
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Flight History for UA340
Trip.com historical records show that the last UA340 flight departed on Tue, Mar 31 from ATL at approximately 09:19. This flight is expected to arrrive in DEN at 10:05.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Mar 27 | Atlanta (ATL) | Denver (DEN) | 738 | 09:06 | 09:59 | Arrived |
| Sat, Mar 28 | Atlanta (ATL) | Denver (DEN) | 738 | 10:28 | 11:22 | Arrived |
| Sun, Mar 29 | Atlanta (ATL) | Denver (DEN) | 320 | 09:09 | 10:00 | Arrived |
| Mon, Mar 30 | Atlanta (ATL) | Denver (DEN) | 319 | 08:58 | 09:52 | Arrived |
| Tue, Mar 31 | Atlanta (ATL) | Denver (DEN) | 319 | 09:19 | 10:05 | Arrived |
| Wed, Apr 1 | Atlanta (ATL) | Denver (DEN) | 319 | 09:00 | 10:01 | Scheduled |
| Thu, Apr 2 | Atlanta (ATL) | Denver (DEN) | 319 | 09:00 | 10:32 | Scheduled |
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UA340 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA340 is 83% (Late on average 24 minutes), and the on-time arrival rate is 93% (Early on average 12 minutes).
On-Time Departures
Punctuality
83%
Late on average 24 minutes
Early
3%
On time
80%
30 mins late
7%
60 mins late
7%
90 mins late
3%
Cancelled
1%
On-Time Arrivals
Punctuality
93%
Early on average 12 minutes
Early
80%
On time
13%
30 mins late
7%
60 mins late
0%
90 mins late
0%
Cancelled
1%
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Arrival Info: Denver Weather & Current Time
Mostly cloudy
|
5°C - 13°C
Weather forecast for your arrival day
-2 hour time difference
Time on arrival: Atlanta 12:01| Denver 10:01
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