United Airlines
UA399 Flight Status
According to Trip.com real-time data, the UA399 flight operated by United Airlines on Oct 7, 2026 is scheduled to fly from Jacksonville (JAX) to New York (EWR). The flight is expected to depart at 3:45 PM and land at 5:37 PM .
Tue, Oct 6
Wed, Oct 7
Thu, Oct 8
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Arrived
The flight has arrived 20m early
2h 16m
Check-in Counter
--
Boarding Gate
A10
Arrival Gate
C83
Baggage
2
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Scheduled
Your flight will depart on time.
2h 16m
Check-in Counter
--
Boarding Gate
A10
Arrival Gate
C109
Baggage
4
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Scheduled
Your flight will depart on time.
2h 16m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
2
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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 Jacksonville to New York or track other flights with our flight status tracker.
Track the Previous Flight Status: Scheduled
UA2678
|
New York (NYC)
Jacksonville (JAX)
Jacksonville (JAX)
Scheduled: 2:36 PM
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UA399 Aircraft Details
According to Trip.com real-time data, the UA399 flight flying from Jacksonville to New York on 10/7/2026 is operated by the aircraft model Boeing 737-900. This aircraft has been in service for 6m. The aircraft is equipped with 179 seats.
Boeing 737-900
Punctuality (Departure)
77
%
Punctuality (Arrival)
85
%
Late on average
10 minutes
Age
6m
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
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
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 UA399
Trip.com historical records show that the last UA399 flight departed on Tue, Oct 6 from JAX at approximately 3:55 PM. This flight is expected to arrrive in EWR at 5:38 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Oct 2 | Jacksonville (JAX) | New York (EWR) | B39M | 4:35 PM | 6:21 PM | Arrived |
| Sat, Oct 3 | Jacksonville (JAX) | New York (EWR) | B39M | 3:55 PM | 5:44 PM | Arrived |
| Sun, Oct 4 | Jacksonville (JAX) | New York (EWR) | B39M | 3:54 PM | 5:39 PM | Arrived |
| Mon, Oct 5 | Jacksonville (JAX) | New York (EWR) | B39M | 7:46 PM | 9:33 PM | Arrived |
| Tue, Oct 6 | Jacksonville (JAX) | New York (EWR) | B39M | 3:55 PM | 5:38 PM | Arrived |
| Wed, Oct 7 | Jacksonville (JAX) | New York (EWR) | B39M | 3:45 PM | 5:37 PM | Scheduled |
| Thu, Oct 8 | Jacksonville (JAX) | New York (EWR) | B39M | 3:45 PM | 6:01 PM | Scheduled |
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UA399 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA399 is 77% (Late on average 33 minutes), and the on-time arrival rate is 85% (Late on average 10 minutes).
On-Time Departures
Punctuality
77
%
Late on average
33 minutes
Early
0
%
On time
77
%
30 mins late
15
%
60 mins late
0
%
90 mins late
8
%
Canceled
0
%
On-Time Arrivals
Punctuality
85
%
Late on average
10 minutes
Early
77
%
On time
8
%
30 mins late
8
%
60 mins late
0
%
90 mins late
8
%
Canceled
0
%
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Frequently Asked Questions
-
What is the current status of flight ua399?
Flight ua399 has not departed yet and is currently on schedule. Scheduled departure 3:45 PM, arrival 6:01 PM (updated Oct 7, 2026). -
Is flight ua399 on time today?
Flight ua399 has not departed yet and is currently on schedule. Scheduled departure is 3:45 PM, with arrival at 6:01 PM. Recheck gate and timing before you head to the airport. -
Has flight ua399 departed yet? What is the departure time?
Flight ua399 is scheduled to depart at 3:45 PM. The latest actual or estimated departure time is 3:45 PM, and the current status is Scheduled (updated Oct 7, 2026). -
When is flight ua399 scheduled to arrive?
Flight ua399 is scheduled to arrive at 6:01 PM. The latest estimated or actual arrival time is 5:37 PM. Status is Scheduled as of Oct 7, 2026. -
What is the baggage carousel number for flight ua399?
After arrival, baggage for flight ua399 is expected at carousel 4 in terminal C. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival. -
What route does flight ua399 fly?
Flight ua399 is operated by United Airlines from Jacksonville (JAX) to New York (EWR). Typical flight time is about 2 hours16 minutes; operating days may include Wednesday. -
How can I check real-time status for flight ua399?
Track flight ua399 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 ua399 is delayed or canceled, what should I do?
If ua399 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 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. -
Has flight ua399 departed from Jacksonville?
Flight ua399 has not departed from Jacksonville (JAX) yet and is currently on schedule for 3:45 PM. -
What is the seat configuration for flight ua399?
Flight ua399 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: New York Weather & Current Time
Clear
|
11°C - 18°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Jacksonville 17:37
|
New York 17:37
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