United Airlines UA340 Flight Status
According to Trip.com real-time data, the UA340 flight operated by United Airlines on May 9, 2026, scheduled to fly from Atlanta (ATL) to Denver (DEN), has experienced a change in flight status: the originally scheduled departure time has been delayed, and the new departure time is 9:21 AM , with a new arrival time of 10:15 AM (local time in Denver, UTC-6) . Trip.com will continue to keep you updated on the latest flight status.
Fri, May 8
Sat, May 9
Sun, May 10
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Arrived
The flight has arrived 10m early
3h 30m
Check-in Counter
--
Boarding Gate
T20
Arrival Gate
A38
Baggage
15
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Delayed
Your flight is about 21m late
3h 30m
Check-in Counter
--
Boarding Gate
T20
Arrival Gate
B65
Baggage
15
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Scheduled
Your flight will depart on time.
3h 30m
Check-in Counter
--
Boarding Gate
T17
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.
UA340 Aircraft Details
According to Trip.com real-time data, the UA340 flight flying from Atlanta to Denver on 5/9/2026 is operated by the aircraft model Boeing 737-900. This aircraft has been in service for 11y, 11m. The aircraft is equipped with 179 seats.
Boeing 737-900
Punctuality (Departure)
90%
Punctuality (Arrival)
93%
Early on average
6 minutes
Age
11y, 11m
Seats
179
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seat Information
--
Legroom
--
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
51 cm
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
43 cm
Seat width better than on 7% 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 Fri, May 8 from ATL at approximately 9:18 AM. This flight is expected to arrrive in DEN at 10:20 AM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Mon, May 4 | Atlanta (ATL) | Denver (DEN) | B38M | 9:15 AM | 10:09 AM | Arrived |
| Tue, May 5 | Atlanta (ATL) | Denver (DEN) | B38M | 9:08 AM | 10:31 AM | Arrived |
| Wed, May 6 | Atlanta (ATL) | Denver (DEN) | 739 | 9:08 AM | 10:17 AM | Arrived |
| Thu, May 7 | Atlanta (ATL) | Denver (DEN) | B38M | 9:15 AM | 10:24 AM | Arrived |
| Fri, May 8 | Atlanta (ATL) | Denver (DEN) | B38M | 9:18 AM | 10:20 AM | Arrived |
| Sat, May 9 | Atlanta (ATL) | Denver (DEN) | B38M | 9:21 AM | 10:15 AM | Delayed |
| Sun, May 10 | Atlanta (ATL) | Denver (DEN) | 739 | 9:00 AM | 10:30 AM | Scheduled |
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UA340 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA340 is 90% (Late on average 28 minutes), and the on-time arrival rate is 93% (Early on average 6 minutes).
On-Time Departures
Punctuality
90%
Late on average 28 minutes
Early
0%
On time
90%
30 mins late
3%
60 mins late
0%
90 mins late
7%
Canceled
0%
On-Time Arrivals
Punctuality
93%
Early on average 6 minutes
Early
87%
On time
7%
30 mins late
0%
60 mins late
0%
90 mins late
7%
Canceled
0%
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Arrival Info: Denver Weather & Current Time
Mostly clear
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Weather forecast for your arrival day
-2 hour time difference
Time on arrival: Atlanta 12:30| Denver 10:30
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