LATAM Airlines LA3978 Flight Status
According to Trip.com real-time data, the LA3978 flight operated by LATAM Airlines on Sep 20, 2026 is scheduled to fly from Brasilia (BSB) to Aracaju (AJU). The flight is expected to depart at 08:35 and land at 10:14 .
Sat, Sep 19
Sun, Sep 20
Mon, Sep 21
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Arrived
The flight has arrived 7m early
2h 10m
Check-in Counter
--
Boarding Gate
23
Arrival Gate
E2
Baggage
E2
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Scheduled
Your flight will depart on time.
2h 10m
Check-in Counter
--
Boarding Gate
45
Arrival Gate
E2
Baggage
--
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Scheduled
Your flight will depart on time.
2h 10m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Information provided by VariFlight. Please refer to airport announcements for the most up-to-date information.
Track the Previous Flight Status: Landed at Brasilia
LA3819
|
Florianopolis (FLN) 
Brasilia (BSB)
Brasilia (BSB)Scheduled: 20:00
|
17m early
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LA3978 Aircraft Details
According to Trip.com real-time data, the LA3978 flight flying from Brasilia to Aracaju on 9/20/2026 is operated by the aircraft model Airbus A321. This aircraft has been in service for 13y, 6m. The aircraft is equipped with 220 seats.
Airbus A321
Punctuality (Departure)
90%
Punctuality (Arrival)
97%
Early on average
12 minutes
Age
13y, 6m
Seats
220
Flight Distance
--
Economy
Premium Economy
In-Flight Services
Snacks
Inflight entertainment is available
Wi-Fi (additional charge)
USB port
Seat Information
76 cm
Legroom
43 cm
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
81 cm
Legroom
43 cm
Seat width
110°
Reclining Angle
3-3
Seat layout example
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Recent Flight History for LA3978
Trip.com historical records show that the last LA3978 flight departed on Sat, Sep 19 from BSB at approximately 09:01. This flight is expected to arrrive in AJU at 10:38.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Sep 15 | Brasilia (BSB) | Aracaju (AJU) | A20N | 08:46 | 10:23 | Arrived |
| Wed, Sep 16 | Brasilia (BSB) | Aracaju (AJU) | A21N | 08:53 | 10:32 | Arrived |
| Thu, Sep 17 | Brasilia (BSB) | Aracaju (AJU) | 321 | 08:49 | 10:28 | Arrived |
| Fri, Sep 18 | Brasilia (BSB) | Aracaju (AJU) | A21N | 08:49 | 10:27 | Arrived |
| Sat, Sep 19 | Brasilia (BSB) | Aracaju (AJU) | 321 | 09:01 | 10:38 | Arrived |
| Sun, Sep 20 | Brasilia (BSB) | Aracaju (AJU) | 321 | 08:35 | 10:14 | Scheduled |
| Mon, Sep 21 | Brasilia (BSB) | Aracaju (AJU) | 321 | 08:35 | 10:45 | Scheduled |
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LA3978 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of LA3978 is 90% (Late on average 16 minutes), and the on-time arrival rate is 97% (Early on average 12 minutes).
On-Time Departures
Punctuality
90%
Late on average 16 minutes
Early
0%
On time
90%
30 mins late
7%
60 mins late
3%
90 mins late
0%
Cancelled
0%
On-Time Arrivals
Punctuality
97%
Early on average 12 minutes
Early
90%
On time
7%
30 mins late
3%
60 mins late
0%
90 mins late
0%
Cancelled
0%
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Cheap return flights to Brasilia
- Tue, Oct 13Aracaju (AJU)Brasilia (BSB)
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Frequently Asked Questions
What is the current status of flight la3978?
Flight la3978 has not departed yet and is currently on schedule. Scheduled departure 08:35, arrival 10:45 (updated Sep 20, 2026).Is flight la3978 on time today?
Flight la3978 has not departed yet and is currently on schedule. Scheduled departure is 08:35, with arrival at 10:45. Recheck gate and timing before you head to the airport.Has flight la3978 departed yet? What is the departure time?
Flight la3978 is scheduled to depart at 08:35. The latest actual or estimated departure time is 08:35, and the current status is Scheduled (updated Sep 20, 2026).When is flight la3978 scheduled to arrive?
Flight la3978 is scheduled to arrive at 10:45. The latest estimated or actual arrival time is 10:14. Status is Scheduled as of Sep 20, 2026.What route does flight la3978 fly?
Flight la3978 is operated by LATAM Airlines from Brasilia (BSB) to Aracaju (AJU). Typical flight time is about 2 hours 10 minutes; operating days may include Sunday.How can I check real-time status for flight la3978?
Track flight la3978 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 la3978 is delayed or canceled, what should I do?
If la3978 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 20, 2026). Contact LATAM Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight la3978 departed from Brasilia?
Flight la3978 has not departed from Brasilia (BSB) yet and is currently on schedule for 08:35.What is the seat configuration for flight la3978?
Flight la3978 usually flies a Airbus A321 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: Aracaju Weather & Current Time
Partly cloudy
|
24°C - 30°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Brasilia 10:14| Aracaju 10:14
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