Delta Air Lines DL7840 Flight Status
Based on Trip.com’s real-time data, the DL7840 flight operated by Delta Air Lines on Oct 23, 2026 is scheduled to fly from Boston (BOS) to Seoul (ICN). The flight is expected to depart at 12:55 (local time in Boston, UTC-4) and land at 17:25 (local time in Seoul, UTC+9) .
Thu, Oct 22
Fri, Oct 23
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Arrived
The flight has arrived 1m early
15h 30m
Check-in Counter
20-26
Boarding Gate
E12
Arrival Gate
276
Baggage
17
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Scheduled
Your flight will depart on time.
15h 30m
Check-in Counter
20-26
Boarding Gate
E11
Arrival Gate
275
Baggage
--
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DL7840
DL7840 Aircraft Details
According to Trip.com real-time data, the DL7840 flight flying from Boston to Seoul on 10/23/2026 is operated by the aircraft model Boeing 777-300. This aircraft has been in service for 16y, 1m. The aircraft is equipped with Up to 291 seats.
Boeing 777-300
Punctuality (Departure)
53
%
Punctuality (Arrival)
93
%
Late on average
6 minutes
Age
16y, 1m
Seats
Up to 291
Distance
--
Economy
Business
First
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
--
Legroom
46 cm
Seat width
118°
Reclining Angle
3-3-3
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
191 cm
More legroom than on 50% of flights
53 cm
Seat width better than on 50% of flights
180°
Reclining Angle
Fully reclinable
2-3-2
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
211 cm
Legroom
61 cm
Seat width
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
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Flight History for DL7840
Trip.com historical records show that the last DL7840 flight departed on Thu, Oct 22 from BOS at approximately 13:19. This flight is expected to arrrive in ICN at 17:24.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Oct 17 | Boston (BOS) | Seoul (ICN) | B77W | 13:19 | 17:17 | Arrived |
| Sun, Oct 18 | Boston (BOS) | Seoul (ICN) | B77W | 13:26 | 17:35 | Arrived |
| Mon, Oct 19 | Boston (BOS) | Seoul (ICN) | B77W | 13:29 | 17:18 | Arrived |
| Tue, Oct 20 | Boston (BOS) | Seoul (ICN) | B77W | 13:32 | 18:06 | Arrived |
| Wed, Oct 21 | Boston (BOS) | Seoul (ICN) | B77W | 13:20 | 17:40 | Arrived |
| Thu, Oct 22 | Boston (BOS) | Seoul (ICN) | B77W | 13:19 | 17:24 | Arrived |
| Fri, Oct 23 | Boston (BOS) | Seoul (ICN) | 773 | 12:55 | 17:25 | Scheduled |
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DL7840 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of DL7840 is 53% (Late on average 28 minutes), and the on-time arrival rate is 93% (Late on average 6 minutes).
On-Time Departures
Punctuality
53
%
Late on average
28 minutes
Early
0
%
On time
53
%
30 mins late
47
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
On-Time Arrivals
Punctuality
93
%
Late on average
6 minutes
Early
30
%
On time
63
%
30 mins late
7
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
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Frequently Asked Questions
What is the current status of flight dl7840?
Flight dl7840 has not departed yet and is currently on schedule. Scheduled departure 12:55, arrival 17:25 (updated Oct 23, 2026).Is flight dl7840 on time today?
Flight dl7840 has not departed yet and is currently on schedule. Scheduled departure is 12:55, with arrival at 17:25. Recheck gate and timing before you head to the airport.Has flight dl7840 departed yet? What is the departure time?
Flight dl7840 is scheduled to depart at 12:55. The latest actual or estimated departure time is 12:55, and the current status is Scheduled (updated Oct 23, 2026).When is flight dl7840 scheduled to arrive?
Flight dl7840 is scheduled to arrive at 17:25. The latest estimated or actual arrival time is 17:25. Status is Scheduled as of Oct 23, 2026.What is the gate information for flight dl7840?
For flight dl7840, the departure terminal is E and the boarding gate is E11. Gate assignments can change at short notice—confirm on airport screens before heading to security.What route does flight dl7840 fly?
Flight dl7840 is operated by Delta Air Lines from Boston (BOS) to Seoul (ICN). Typical flight time is about 15 hours30 minutes; operating days may include Friday.How can I check real-time status for flight dl7840?
Track flight dl7840 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 dl7840 is delayed or canceled, what should I do?
If dl7840 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 23, 2026). Contact Delta Air Lines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight dl7840 departed from Boston?
Flight dl7840 has not departed from Boston (BOS) yet and is currently on schedule for 12:55.What is the seat configuration for flight dl7840?
Flight dl7840 usually flies a Boeing 777-300 with seat layout 3-3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Destination Info: Seoul Weather & Time
Partly clear
|
12°C - 21°C
Expected weather conditions upon arrival
13 hour time difference
Time on arrival: Boston 04:25
|
Seoul 17:25
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