United Airlines UA1521 Flight Status
According to Trip.com real-time data, the UA1521 flight operated by United Airlines on Oct 25, 2026 is scheduled to fly from Denver (DEN) to San Antonio (SAT). The flight is expected to depart at 9:35 AM (local time in Denver, UTC-6) and land at 12:15 PM (local time in San Antonio, UTC-5) .
Sat, Oct 24
Sun, Oct 25
Mon, Oct 26
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Arrived
The flight has arrived 2m early
2h 9m
Check-in Counter
--
Boarding Gate
25
Arrival Gate
B25
Baggage
17
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United Airlines
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Scheduled
Your flight will depart on time.
2h 11m
Check-in Counter
7,8
Boarding Gate
A23
Arrival Gate
B5
Baggage
3
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United Airlines From TWD 14,238
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Scheduled
Your flight will depart on time.
2h 11m
Check-in Counter
7,8
Boarding Gate
--
Arrival Gate
--
Baggage
3
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Need a flight from Denver to San Antonio?
United Airlines From TWD 14,238
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
UA1521 Aircraft Details
According to Trip.com real-time data, the UA1521 flight flying from Denver to San Antonio on 10/25/2026 is operated by the aircraft model Boeing 737-900. This aircraft has been in service for 11y, 10m. The aircraft is equipped with 179 seats.
Boeing 737-900
Punctuality (Departure)
--
Punctuality (Arrival)
--
Early on average
--
Age
11y, 10m
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
Snacks
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width better than on 13% of flights
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
None
Live TV
Wi-Fi is available
Power outlet
Seat Information
86 cm
Legroom
43 cm
Seat width better than on 22% of flights
105°
Reclining Angle
3-3
Seat layout example
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Flight History for UA1521
Trip.com historical records show that the last UA1521 flight departed on Sat, Oct 24 from DEN at approximately 9:43 AM. This flight is expected to arrrive in DEN at 10:22 AM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Oct 20 | Des Moines (DSM) | Denver (DEN) | 319 | 9:43 AM | 10:13 AM | Arrived |
| Wed, Oct 21 | Des Moines (DSM) | Denver (DEN) | 319 | 11:06 AM | 11:34 AM | Arrived |
| Thu, Oct 22 | Des Moines (DSM) | Denver (DEN) | 320 | 9:59 AM | 10:31 AM | Arrived |
| Fri, Oct 23 | Des Moines (DSM) | Denver (DEN) | 319 | 10:05 AM | 10:40 AM | Arrived |
| Sat, Oct 24 | Des Moines (DSM) | Denver (DEN) | 319 | 9:43 AM | 10:22 AM | Arrived |
| Sun, Oct 25 | Denver (DEN) | San Antonio (SAT) | 739 | 9:35 AM | 12:15 PM | Scheduled |
| Mon, Oct 26 | Denver (DEN) | San Antonio (SAT) | 739 | 9:35 AM | 12:46 PM | Scheduled |
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Frequently Asked Questions
What is the current status of flight ua1521?
Flight ua1521 has not departed yet and is currently on schedule. Scheduled departure 9:35 AM, arrival 12:46 PM (updated Oct 25, 2026).Is flight ua1521 on time today?
Flight ua1521 has not departed yet and is currently on schedule. Scheduled departure is 9:35 AM, with arrival at 12:46 PM. Recheck gate and timing before you head to the airport.Has flight ua1521 departed yet? What is the departure time?
Flight ua1521 is scheduled to depart at 9:35 AM. The latest actual or estimated departure time is 9:35 AM, and the current status is Scheduled (updated Oct 25, 2026).When is flight ua1521 scheduled to arrive?
Flight ua1521 is scheduled to arrive at 12:46 PM. The latest estimated or actual arrival time is 12:15 PM. Status is Scheduled as of Oct 25, 2026.What is the baggage carousel number for flight ua1521?
After arrival, baggage for flight ua1521 is expected at carousel 3 in terminal B. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight ua1521 fly?
Flight ua1521 is operated by United Airlines from Denver (DEN) to San Antonio (SAT). Typical flight time is about 2 hours11 minutes; operating days may include Sunday.How can I check real-time status for flight ua1521?
Track flight ua1521 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 flight ua1521 is delayed or canceled, what should I do?
If ua1521 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 25, 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.Has flight ua1521 departed from Denver?
Flight ua1521 has not departed from Denver (DEN) yet and is currently on schedule for 9:35 AM.What is the seat configuration for flight ua1521?
Flight ua1521 usually flies a Boeing 737-900 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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