Delta Air Lines DL7840 Flight Status
According to Trip.com real-time data, the DL7840 flight operated by Delta Air Lines on Oct 31, 2026 is scheduled to fly from Boston (BOS) to Seoul (ICN). The flight is expected to depart at 12:10 PM (local time in Boston, UTC-4) and land at 4:55 PM (local time in Seoul, UTC+9) .
Fri, Oct 30
Sat, Oct 31
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En route
Your flight has departed Boston and is expected to arrive in Seoul at 5:08 PM.
15h 45m
Check-in Counter
20-26
Boarding Gate
E11
Arrival Gate
232
Baggage
8
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Scheduled
Your flight will depart on time.
15h 45m
Check-in Counter
20-26
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Need a flight from Boston to Seoul?
Delta Air Lines From €436
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
DL7840 Aircraft Details
According to Trip.com real-time data, the DL7840 flight flying from Boston to Seoul on 10/31/2026 is operated by the aircraft model Boeing 777-300ER. This aircraft has been in service for 15y, 11m. The aircraft is equipped with Up to 291 seats.
Boeing 777-300ER
Punctuality (Departure)
43
%
Punctuality (Arrival)
87
%
Late on average
13 minutes
Age
15y, 11m
Seats
Up to 291
Flight Distance
--
Economy
Business
First
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
46 cm
Seat width
118°
Reclining Angle
3-3-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
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
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
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 Fri, Oct 30 from BOS at approximately 12:56 PM. This flight is expected to arrrive in ICN at 5:08 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Oct 25 | Boston (BOS) | Seoul (ICN) | B77W | 12:33 PM | 5:19 PM | Arrived |
| Mon, Oct 26 | Boston (BOS) | Seoul (ICN) | B77W | 12:46 PM | 5:27 PM | Arrived |
| Tue, Oct 27 | Boston (BOS) | Seoul (ICN) | B77W | 12:40 PM | 5:14 PM | Arrived |
| Wed, Oct 28 | Boston (BOS) | Seoul (ICN) | B77W | 12:35 PM | 4:53 PM | Arrived |
| Thu, Oct 29 | Boston (BOS) | Seoul (ICN) | B77W | 12:38 PM | 5:09 PM | Arrived |
| Fri, Oct 30 | Boston (BOS) | Seoul (ICN) | B77W | 12:56 PM | 5:08 PM | En route |
| Sat, Oct 31 | Boston (BOS) | Seoul (ICN) | B77W | 12:10 PM | 4:55 PM | 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 43% (Late on average 30 minutes), and the on-time arrival rate is 87% (Late on average 13 minutes).
On-Time Departures
Punctuality
43
%
Late on average
30 minutes
Early
0
%
On time
43
%
30 mins late
57
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
On-Time Arrivals
Punctuality
87
%
Late on average
13 minutes
Early
20
%
On time
67
%
30 mins late
13
%
60 mins late
0
%
90 mins late
0
%
Canceled
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 12:10 PM, arrival 4:55 PM (updated Oct 31, 2026).Is flight dl7840 on time today?
Flight dl7840 has not departed yet and is currently on schedule. Scheduled departure is 12:10 PM, with arrival at 4:55 PM. 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 12:10 PM. The latest actual or estimated departure time is 12:10 PM, and the current status is Scheduled (updated Oct 31, 2026).When is flight dl7840 scheduled to arrive?
Flight dl7840 is scheduled to arrive at 4:55 PM. The latest estimated or actual arrival time is 4:55 PM. Status is Scheduled as of Oct 31, 2026.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 hours45 minutes; operating days may include Saturday.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 31, 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 12:10 PM.What is the seat configuration for flight dl7840?
Flight dl7840 usually flies a Boeing 777-300ER 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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Arrival Info: Seoul Weather & Current Time
Mostly clear
|
5°C - 15°C
Weather forecast for your arrival day
13 hour time difference
Time on arrival: Boston 02:55
|
Seoul 16:55
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