United Airlines UA1521 Flight status
According to Trip.com real-time data, the UA1521 flight operated by United Airlines on Oct 31, 2026 is scheduled to fly from Denver (DEN) to San Antonio (SAT). The flight is expected to depart at 09:35 (local time in Denver, UTC-6) and arrive at 12:46 (local time in San Antonio, UTC-5) .
Fri, Oct 30
Sat, Oct 31
Access more flight status info on the Trip.com app
Show more
En route
Your flight has departed Denver and is expected to arrive in San Antonio at 12:32.
2h 11m
Check-in Counter
7,8
Boarding Gate
B35
Arrival Gate
B5
Baggage
3
Need a flight from Denver to San Antonio?
United Airlines From ₹ 19,011
Search flights Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
2h 11m
Check-in Counter
7,8
Boarding Gate
A14
Arrival Gate
--
Baggage
3
Show more
Need a flight from Denver to San Antonio?
United Airlines From ₹ 19,011
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Scheduled
UA2479
|
San Antonio (SAT)
Santa Barbara (SBA)
Santa Barbara (SBA)
Scheduled: 21:08
fake text
Track incoming flight status with our app
Show more
UA1521 Aircraft Details
According to Trip.com real-time data, the UA1521 flight from Denver to San Antonio on 10/31/2026 is operated using the aircraft model Boeing 737-900. This aircraft has been in service for 18y, 8m. The aircraft has 179 seats.
Boeing 737-900
Punctuality (Departure)
100
%
Punctuality (Arrival)
100
%
Early on average
7 minutes
Age
18y, 8m
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
See more amenities and seat info in the app
Show more
Flight History for UA1521
Trip.com historical records show that the last UA1521 flight departed on Fri, Oct 30 from DEN at approximately 09:51. This flight is expected to arrrive in SAT at 12:32.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Oct 25 | Denver (DEN) | San Antonio (SAT) | 739 | 09:49 | 12:48 | Arrived |
| Mon, Oct 26 | Denver (DEN) | San Antonio (SAT) | 739 | 09:45 | 12:45 | Arrived |
| Tue, Oct 27 | Denver (DEN) | San Antonio (SAT) | B38M | 09:55 | 12:37 | Arrived |
| Wed, Oct 28 | Denver (DEN) | San Antonio (SAT) | 738 | 09:42 | 12:30 | Arrived |
| Thu, Oct 29 | Denver (DEN) | San Antonio (SAT) | 739 | 09:45 | 12:32 | Arrived |
| Fri, Oct 30 | Denver (DEN) | San Antonio (SAT) | 739 | 09:51 | 12:32 | En route |
| Sat, Oct 31 | Denver (DEN) | San Antonio (SAT) | 739 | 09:35 | 12:46 | Scheduled |
text.text............fake.row.text............text.........fake row
...text
Check upcoming flights with our app
Show more
UA1521 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA1521 is 100% (Late on average 12 minutes), and the on-time arrival rate is 100% (Early on average 7 minutes).
On-Time Departures
Punctuality
100
%
Late on average
12 minutes
Early
0
%
On time
100
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
On-Time Arrivals
Punctuality
100
%
Early on average
7 minutes
Early
80
%
On time
20
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
Need a flight from Denver to San Antonio?
- From Denver
- To San Antonio
- Return flights
More Cheap Flights
More Cheap Flights
More Cheap Flights
Recommended hotels in San Antonio
Hotels near San Antonio International Airport
Hotels near San Antonio
8/10
105 Reviews
Days Inn by Wyndham San Antonio Airport
North San Antonio - SAT | 0.73 km from the airport
3% off
₹ 5,923 ₹ 5,766
8/10
109 Reviews
SpringHill Suites San Antonio Airport
North San Antonio - SAT | 0.77 km from the airport
₹ 10,376
8.1/10
101 Reviews
Hilton Garden Inn San Antonio Airport South, TX
North San Antonio - SAT | 0.99 km from the airport
3% off
₹ 9,691 ₹ 9,434
8.6/10
94 Reviews
TownePlace Suites San Antonio Airport
North San Antonio - SAT | 1.02 km from the airport
₹ 11,047
0/10
Reviews
The Sunburst Sleeps 18 Basketball Heated Pool
Northwest San Antonio | 12.22 km from city centre
₹ 28,117
10/10
15 Reviews
The Haven on Twisted Wood 4BR 3BA Sleeps 12
North San Antonio - SAT | 16.13 km from city centre
₹ 22,850
0/10
Reviews
Sleeps 16 Heated Pool Hot Tub Sport Court
North San Antonio - SAT | 16.02 km from city centre
₹ 19,867
9.5/10
44 Reviews
The Hacienda Pool Hot Tub Games More
North San Antonio - SAT | 16.42 km from city centre
₹ 21,551
Flight FAQs
What is the current status of flight ua1521?
Flight ua1521 has not departed yet and is currently on schedule. Scheduled departure 09:35, arrival 12:46 (updated Oct 31, 2026).Is flight ua1521 on time today?
Flight ua1521 has not departed yet and is currently on schedule. Scheduled departure is 09:35, with arrival at 12:46. 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 09:35. The latest actual or estimated departure time is 09:35, and the current status is Scheduled (updated Oct 31, 2026).When is flight ua1521 scheduled to arrive?
Flight ua1521 is scheduled to arrive at 12:46. The latest estimated or actual arrival time is 12:46. Status is Scheduled as of Oct 31, 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 hours 11 minutes; operating days may include Saturday.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 31, 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 09:35.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.
San Antonio Vacation Packages: Cheap Flights, Hotels & Tours
Hotels
Airport Transfers
Tours & Tickets
Arrival Info: San Antonio Weather & Current Time
Showers
|
18°C - 20°C
Weather forecast for your arrival day
1 hour time difference
Time on arrival: Denver 11:46
|
San Antonio 12:46
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system