United Airlines UA3990 Flight Status
According to Trip.com real-time data, the UA3990 flight operated by United Airlines on Oct 25, 2026 is scheduled to fly from Houston (IAH) to Louisville (SDF). The flight is expected to depart at 10:00 AM (local time in Houston, UTC-5) and land at 12:51 PM (local time in Louisville, UTC-4) .
Sat, Oct 24
Sun, Oct 25
Mon, Oct 26
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Arrived
The flight has arrived 20m early
2h 22m
Check-in Counter
--
Boarding Gate
C32
Arrival Gate
A14
Baggage
1
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Scheduled
Your flight will depart on time.
2h 23m
Check-in Counter
--
Boarding Gate
E22
Arrival Gate
--
Baggage
--
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United Airlines From AED 616
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Scheduled
Your flight will depart on time.
2h 23m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
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United Airlines From AED 616
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Houston to Louisville or track other flights with our flight status tracker.
Track the Previous Flight Status: Scheduled
UA6245
|
Monterrey (MTY)
Houston (HOU)
Houston (HOU)
Scheduled: 8:35 AM
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UA3990 Aircraft Details
According to Trip.com real-time data, the UA3990 flight flying from Houston to Louisville on 10/25/2026 is operated by the aircraft model Embraer 175. This aircraft has been in service for 12y, 6m. The aircraft is equipped with 76 seats.
Embraer 175
Punctuality (Departure)
83
%
Punctuality (Arrival)
100
%
Early on average
11 minutes
Age
12y, 6m
Seats
76
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
Inflight entertainment is available
Unknown
No power outlets are available
Seat Information
79 cm
Legroom
46 cm
Seat width
100°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Unknown
Power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
120°
Reclining Angle
1-2
Seat layout example
In-Flight Services
None
In-flight entertainment is unavailable
Wi-Fi is available
No power outlets are available
Seat Information
86 cm
Legroom
46 cm
Seat width
105°
Reclining Angle
--
Seat layout example
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Flight History for UA3990
Trip.com historical records show that the last UA3990 flight departed on Sat, Oct 24 from IAH at approximately 10:00 AM. This flight is expected to arrrive in SDF at 12:49 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Oct 20 | Houston (IAH) | Louisville (SDF) | E75L | 9:50 AM | 12:40 PM | Arrived |
| Wed, Oct 21 | Houston (IAH) | Louisville (SDF) | E75L | 9:55 AM | 12:48 PM | Arrived |
| Thu, Oct 22 | Houston (IAH) | Louisville (SDF) | E75L | 10:15 AM | 1:14 PM | Arrived |
| Fri, Oct 23 | Houston (IAH) | Louisville (SDF) | E75L | 10:11 AM | 1:04 PM | Arrived |
| Sat, Oct 24 | Houston (IAH) | Louisville (SDF) | E75L | 10:00 AM | 12:49 PM | Arrived |
| Sun, Oct 25 | Houston (IAH) | Louisville (SDF) | E75L | 10:00 AM | 12:51 PM | Scheduled |
| Mon, Oct 26 | Houston (IAH) | Louisville (SDF) | E75L | 10:00 AM | 1:23 PM | Scheduled |
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UA3990 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA3990 is 83% (Late on average 19 minutes), and the on-time arrival rate is 100% (Early on average 11 minutes).
On-Time Departures
Punctuality
83
%
Late on average
19 minutes
Early
0
%
On time
83
%
30 mins late
13
%
60 mins late
3
%
90 mins late
0
%
Canceled
0
%
On-Time Arrivals
Punctuality
100
%
Early on average
11 minutes
Early
77
%
On time
23
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
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Frequently Asked Questions
What is the current status of flight ua3990?
Flight ua3990 has not departed yet and is currently on schedule. Scheduled departure 10:00 AM, arrival 1:23 PM (updated Oct 25, 2026).Is flight ua3990 on time today?
Flight ua3990 has not departed yet and is currently on schedule. Scheduled departure is 10:00 AM, with arrival at 1:23 PM. Recheck gate and timing before you head to the airport.Has flight ua3990 departed yet? What is the departure time?
Flight ua3990 is scheduled to depart at 10:00 AM. The latest actual or estimated departure time is 10:00 AM, and the current status is Scheduled (updated Oct 25, 2026).When is flight ua3990 scheduled to arrive?
Flight ua3990 is scheduled to arrive at 1:23 PM. The latest estimated or actual arrival time is 12:51 PM. Status is Scheduled as of Oct 25, 2026.What is the gate information for flight ua3990?
For flight ua3990, the departure terminal is C and the boarding gate is E22. Gate assignments can change at short notice—confirm on airport screens before heading to security.What route does flight ua3990 fly?
Flight ua3990 is operated by United Airlines from Houston (IAH) to Louisville (SDF). Typical flight time is about 2 hours23 minutes; operating days may include Sunday.How can I check real-time status for flight ua3990?
Track flight ua3990 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 ua3990 is delayed or canceled, what should I do?
If ua3990 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 25, 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 ua3990 departed from Houston?
Flight ua3990 has not departed from Houston (IAH) yet and is currently on schedule for 10:00 AM.What is the seat configuration for flight ua3990?
Flight ua3990 usually flies a Embraer 175 with seat layout 2-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Time on arrival: Houston 11:51
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