United Airlines UA2399 Flight status
According to Trip.com real-time data, the UA2399 flight operated by United Airlines on Sep 20, 2026 is scheduled to fly from Houston (IAH) to San Diego (SAN). The flight is expected to depart at 11:55 (local time in Houston, UTC-5) and land at 13:17 (local time in San Diego, UTC-7)
Sat, Sep 19
Sun, Sep 20
Mon, Sep 21
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En route
Your flight has departed Houston and is expected to arrive in San Diego at 12:52.
3h 22m
Check-in Counter
--
Boarding Gate
E12
Arrival Gate
40
Baggage
6
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Scheduled
Your flight will depart on time.
3h 22m
Check-in Counter
--
Boarding Gate
C45
Arrival Gate
45
Baggage
6
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Scheduled
Your flight will depart on time.
3h 22m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
6
Information provided by VariFlight. Please refer to airport announcements for the most up-to-date information.
Track the Previous Flight Status: Scheduled
UA1644
|
San Juan (SJU) 
Houston (HOU)
Houston (HOU)Scheduled: 10:45
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UA2399 Aircraft Details
According to Trip.com real-time data, the UA2399 flight flying from Houston to San Diego on 9/20/2026 is operated by the aircraft model Boeing 737-900. This aircraft has been in service for 4m. The aircraft is equipped with 179 seats.
Boeing 737-900
Punctuality (Departure)
40%
Punctuality (Arrival)
87%
Late on average
0 minutes
Age
4m
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
Meal included
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seat Information
--
Legroom
--
Seat width
105°
Reclining Angle
--
Seat layout example
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Flight History for UA2399
Trip.com historical records show that the last UA2399 flight departed on Sat, Sep 19 from IAH at approximately 12:06. This flight is expected to arrrive in SAN at 12:52.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Sep 15 | Houston (IAH) | San Diego (SAN) | B39M | 12:04 | 12:43 | Arrived |
| Wed, Sep 16 | Houston (IAH) | San Diego (SAN) | B39M | 13:02 | 13:43 | Arrived |
| Thu, Sep 17 | Houston (IAH) | San Diego (SAN) | B39M | 12:53 | 13:35 | Arrived |
| Fri, Sep 18 | Houston (IAH) | San Diego (SAN) | B39M | 12:08 | 12:52 | Arrived |
| Sat, Sep 19 | Houston (IAH) | San Diego (SAN) | B39M | 12:06 | 12:52 | En route |
| Sun, Sep 20 | Houston (IAH) | San Diego (SAN) | B39M | 11:55 | 13:17 | Scheduled |
| Mon, Sep 21 | Houston (IAH) | San Diego (SAN) | B39M | 11:55 | 13:17 | Scheduled |
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UA2399 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA2399 is 40% (Late on average 38 minutes), and the on-time arrival rate is 87% (Early on average 0 minutes).
On-Time Departures
Punctuality
40%
Late on average 38 minutes
Early
0%
On time
40%
30 mins late
43%
60 mins late
13%
90 mins late
3%
Cancelled
0%
On-Time Arrivals
Punctuality
87%
Early on average 0 minutes
Early
50%
On time
37%
30 mins late
13%
60 mins late
0%
90 mins late
0%
Cancelled
0%
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Flight FAQs
What is the current status of flight ua2399?
Flight ua2399 has not departed yet and is currently on schedule. Scheduled departure 11:55, arrival 13:17 (updated Sep 20, 2026).Is flight ua2399 on time today?
Flight ua2399 has not departed yet and is currently on schedule. Scheduled departure is 11:55, with arrival at 13:17. Recheck gate and timing before you head to the airport.Has flight ua2399 departed yet? What is the departure time?
Flight ua2399 is scheduled to depart at 11:55. The latest actual or estimated departure time is 11:55, and the current status is Scheduled (updated Sep 20, 2026).When is flight ua2399 scheduled to arrive?
Flight ua2399 is scheduled to arrive at 13:17. The latest estimated or actual arrival time is 13:17. Status is Scheduled as of Sep 20, 2026.What is the gate information for flight ua2399?
For flight ua2399, the departure terminal is C and the boarding gate is C45. Gate assignments can change at short notice—confirm on airport screens before heading to security.What is the baggage carousel number for flight ua2399?
After arrival, baggage for flight ua2399 is expected at carousel 6 in terminal T2. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight ua2399 fly?
Flight ua2399 is operated by United Airlines from Houston (IAH) to San Diego (SAN). Typical flight time is about 3 hours 22 minutes; operating days may include Sunday.How can I check real-time status for flight ua2399?
Track flight ua2399 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 ua2399 is delayed or canceled, what should I do?
If ua2399 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 20, 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 ua2399 departed from Houston?
Flight ua2399 has not departed from Houston (IAH) yet and is currently on schedule for 11:55.What is the seat configuration for flight ua2399?
Flight ua2399 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
Mostly clear
|
18°C - 26°C
Weather forecast for your arrival day
-2 hour time difference
Time on arrival: Houston 15:17| San Diego 13:17
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