United Airlines UA421 Flight status
According to Trip.com real-time data, the UA421 flight operated by United Airlines on Oct 22, 2026 is scheduled to fly from San Jose (SJC) to Chicago (ORD). The flight is expected to depart at 10:45 (local time in San Jose, UTC-7) and arrive at 23:32 (local time in Chicago, UTC-5) .
Wed, Oct 21
Thu, Oct 22
Fri, Oct 23
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Arrived
The flight has arrived 13m early
6h 47m
IAD
1h 30m
Check-in Counter
7,8
Boarding Gate
B16
Arrival Gate
C9
Baggage
3
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Scheduled
Your flight will depart on time.
10h 47m
DEN
1h 58m
IAD
1h 40m
Check-in Counter
--
Boarding Gate
7
Arrival Gate
B12
Baggage
3
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United Airlines From SEK 2,277
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Scheduled
Your flight will depart on time.
6h 47m
IAD
1h 9m
Check-in Counter
7,8
Boarding Gate
--
Arrival Gate
B4
Baggage
3
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United Airlines
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Scheduled
UA2031
|
Denver (DEN)
San Jose (SJC)
San Jose (SJC)
Scheduled: 09:39
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UA421 Aircraft Details
According to Trip.com real-time data, the UA421 flight from San Jose to Chicago on 10/22/2026 is operated using the aircraft model Boeing 737-900. This aircraft has been in service for 1y, 7m. The aircraft has 166 seats.
Boeing 737-900
Punctuality (Departure)
100
%
Punctuality (Arrival)
80
%
Late on average
25 minutes
Age
1y, 7m
Seats
166
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
76 cm
Legroom
43 cm
Seat width better than on 70% of flights
100°
Reclining Angle
--
Seat layout example
In-Flight Services
Meal included
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
94 cm
Legroom
53 cm
Seat width better than on 100% of flights
120°
Reclining Angle
--
Seat layout example
In-Flight Services
None
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
86 cm
Legroom
43 cm
Seat width better than on 22% of flights
100°
Reclining Angle
--
Seat layout example
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Flight History for UA421
Trip.com historical records show that the last UA421 flight departed on Wed, Oct 21 from SJC at approximately 15:56. This flight is expected to arrrive in ORD at 23:19.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Oct 17 | Denver (DEN) | Chicago (ORD) | 739 | 16:04 | 23:01 | Arrived |
| Sun, Oct 18 | San Jose (SJC) | Chicago (ORD) | 739 | 10:47 | 23:27 | Arrived |
| Mon, Oct 19 | Denver (DEN) | Chicago (ORD) | A21N | 16:12 | 23:04 | Arrived |
| Tue, Oct 20 | Denver (DEN) | Chicago (ORD) | A21N | 15:53 | 23:39 | Arrived |
| Wed, Oct 21 | Denver (DEN) | Chicago (ORD) | A21N | 15:56 | 23:19 | Arrived |
| Thu, Oct 22 | San Jose (SJC) | Chicago (ORD) | B39M | 10:45 | 23:32 | Scheduled |
| Fri, Oct 23 | Denver (DEN) | Chicago (ORD) | A21N | 15:45 | 23:32 | Scheduled |
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UA421 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA421 is 100% (Late on average 8 minutes), and the on-time arrival rate is 80% (Late on average 25 minutes).
On-Time Departures
Punctuality
100
%
Late on average
8 minutes
Early
0
%
On time
100
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
On-Time Arrivals
Punctuality
80
%
Late on average
25 minutes
Early
40
%
On time
40
%
30 mins late
0
%
60 mins late
0
%
90 mins late
20
%
Cancelled
0
%
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Flight FAQs
What is the current status of flight ua421?
Flight ua421 has not departed yet and is currently on schedule. Scheduled departure 10:45, arrival 23:32 (updated Oct 22, 2026).Is flight ua421 on time today?
Flight ua421 has not departed yet and is currently on schedule. Scheduled departure is 10:45, with arrival at 23:32. Recheck gate and timing before you head to the airport.Has flight ua421 departed yet? What is the departure time?
Flight ua421 is scheduled to depart at 10:45. The latest actual or estimated departure time is 10:45, and the current status is Scheduled (updated Oct 22, 2026).When is flight ua421 scheduled to arrive?
Flight ua421 is scheduled to arrive at 23:32. The latest estimated or actual arrival time is 23:32. Status is Scheduled as of Oct 22, 2026.What is the gate information for flight ua421?
For flight ua421, the departure terminal is A and the boarding gate is 7. Gate assignments can change at short notice—confirm on airport screens before heading to security.What is the baggage carousel number for flight ua421?
After arrival, baggage for flight ua421 is expected at carousel 3 in terminal T1. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight ua421 fly?
Flight ua421 is operated by United Airlines from San Jose (SJC) to Chicago (ORD). Typical flight time is about 10 hours 47 minutes; operating days may include Thursday.How can I check real-time status for flight ua421?
Track flight ua421 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 ua421 is delayed or canceled, what should I do?
If ua421 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 22, 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 ua421 departed from San Jose?
Flight ua421 has not departed from San Jose (SJC) yet and is currently on schedule for 10:45.
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Arrival Info: Chicago Weather & Current Time
Mostly clear
|
10°C - 22°C
Weather forecast for your arrival day
2 hour time difference
Time on arrival: San Jose 21:32
|
Chicago 23:32
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