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United Airlines United Airlines

UA2138 Flight Status

According to Trip.com real-time data, the UA2138 flight operated by United Airlines on Nov 7, 2026 is scheduled to fly from Chicago (ORD) to San Diego (SAN). The flight is expected to depart at 4:05 PM (local time in Chicago, UTC-6) and land at 5:58 PM (local time in San Diego, UTC-8) .
Fri, Nov 6
Sat, Nov 7
Sun, Nov 8
STL-SAN

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Arrived
The flight has arrived 16m early
St. Louis(STL)
1:47 PM
Scheduled: 1:08 PM, Nov 6
St. Louis Lambert International Airport T1
173106C5-5199-4134-A176-6296CB3DA377 7h 26m
ORD
1h 26m
San Diego(SAN)
6:18 PM
Scheduled: 6:34 PM, Nov 6
San Diego International Airport T2
Check-in Counter
--
Boarding Gate
A16
Arrival Gate
44
Baggage
6
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CHI-SAN

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Scheduled
Your flight will depart on time.
Chicago(ORD)
4:05 PM
Scheduled: 4:05 PM, Nov 7
O'Hare Intl. Airport T1
173106C5-5199-4134-A176-6296CB3DA377 4h 34m
San Diego(SAN)
5:58 PM
Scheduled: 6:39 PM, Nov 7
San Diego International Airport T2
Check-in Counter
--
Boarding Gate
E15
Arrival Gate
44
Baggage
6
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United Airlines From IDR 4,490,400
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STL-SAN

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Scheduled
Your flight will depart on time.
St. Louis(STL)
1:08 PM
Scheduled: 1:08 PM, Nov 8
St. Louis Lambert International Airport T1
173106C5-5199-4134-A176-6296CB3DA377 7h 26m
ORD
1h 25m
San Diego(SAN)
6:34 PM
Scheduled: 6:34 PM, Nov 8
San Diego International Airport T2
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Show more
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United Airlines
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Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Chicago to San Diego or track other flights with our flight status tracker.

Track the Previous Flight Status: Scheduled

UA2223
|
Tampa (TPA) Chicago (CHI)
Scheduled: 2:35 PM
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UA2138 Aircraft Details

According to Trip.com real-time data, the UA2138 flight flying from Chicago to San Diego on 11/7/2026 is operated by the aircraft model Boeing 737-900. This aircraft has been in service for 4m. The aircraft is equipped with 179 seats.
flight status
Boeing 737-900
Punctuality (Departure)
37 %
Punctuality (Arrival)
87 %
Late on average
12 minutes
Age
4m
Seats
179
Flight Distance
--

Flight History for UA2138

Trip.com historical records show that the last UA2138 flight departed on Fri, Nov 6 from ORD at approximately 1:47 PM. This flight is expected to arrrive in SAN at 6:18 PM.
Date Airport Aircraft Model Departure Arrival Status
Departure Arrival
Mon, Nov 2 St. Louis (STL) San Diego (SAN) 319 1:58 PM 6:35 PM Arrived
Tue, Nov 3 St. Louis (STL) San Diego (SAN) 319 1:13 PM 6:11 PM Arrived
Wed, Nov 4 St. Louis (STL) San Diego (SAN) 320 3:46 PM 6:18 PM Arrived
Thu, Nov 5 St. Louis (STL) San Diego (SAN) 319 1:39 PM 6:49 PM Arrived
Fri, Nov 6 St. Louis (STL) San Diego (SAN) B39M 1:47 PM 6:18 PM Arrived
Sat, Nov 7 Chicago (ORD) San Diego (SAN) B39M 4:05 PM 5:58 PM Scheduled
Sun, Nov 8 St. Louis (STL) San Diego (SAN) B39M 1:08 PM 6:34 PM Scheduled

UA2138 On-Time Performance

Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA2138 is 37% (Late on average 53 minutes), and the on-time arrival rate is 87% (Late on average 12 minutes).

On-Time Departures
Punctuality
37 %
Late on average 53 minutes
Early
0 %
On time
37 %
30 mins late
40 %
60 mins late
17 %
90 mins late
7 %
Canceled
0 %
On-Time Arrivals
Punctuality
87 %
Late on average 12 minutes
Early
53 %
On time
33 %
30 mins late
7 %
60 mins late
3 %
90 mins late
3 %
Canceled
0 %

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Frequently Asked Questions

  • What is the current status of flight ua2138?

    Flight ua2138 has not departed yet and is currently on schedule. Scheduled departure 4:05 PM, arrival 6:39 PM (updated Nov 7, 2026).
  • Flight ua2138 has not departed yet and is currently on schedule. Scheduled departure is 4:05 PM, with arrival at 6:39 PM. Recheck gate and timing before you head to the airport.
  • Flight ua2138 is scheduled to depart at 4:05 PM. The latest actual or estimated departure time is 4:05 PM, and the current status is Scheduled (updated Nov 7, 2026).
  • Flight ua2138 is scheduled to arrive at 6:39 PM. The latest estimated or actual arrival time is 5:58 PM. Status is Scheduled as of Nov 7, 2026.
  • For flight ua2138, the departure terminal is T1 and the boarding gate is E15. Gate assignments can change at short notice—confirm on airport screens before heading to security.
  • After arrival, baggage for flight ua2138 is expected at carousel 6 in terminal T2. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.
  • Flight ua2138 is operated by United Airlines from Chicago (ORD) to San Diego (SAN). Typical flight time is about 4 hours34 minutes; operating days may include Saturday.
  • Track flight ua2138 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 ua2138 is delayed or canceled, first confirm the latest status here (Scheduled, updated Nov 7, 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.
  • Flight ua2138 has not departed from Chicago (ORD) yet and is currently on schedule for 4:05 PM.
  • Flight ua2138 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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Arrival Info: San Diego Weather & Current Time

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Clear
|
15°C - 26°C
Weather forecast for your arrival day
timeDifferenceIcon
-2 hour time difference
Time on arrival: Chicago 19:58 | San Diego 17:58

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