Delta Air Lines
DL021 Flight Status
Based on Trip.com’s real-time data, the DL021 flight operated by Delta Air Lines on Oct 9, 2026 is scheduled to fly from London (LHR) to Seattle (SEA). The flight is expected to depart at 17:45 (local time in London, UTC+1) and land at 19:23 (local time in Seattle, UTC-7) .
Thu, Oct 8
Fri, Oct 9
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En route
Your flight has departed London and is expected to arrive in Seattle at 19:46.
10h 29m
Check-in Counter
A
Boarding Gate
19
Arrival Gate
A3
Baggage
22
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Scheduled
Your flight will depart on time.
10h 29m
Check-in Counter
A
Boarding Gate
19
Arrival Gate
A3
Baggage
INTL
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For the latest updates, please refer to airport announcements or consult your airline.
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DL021 Aircraft Details
According to Trip.com real-time data, the DL021 flight flying from London to Seattle on 10/9/2026 is operated by the aircraft model Airbus A330-900. This aircraft has been in service for 1y, 1m. The aircraft is equipped with 281 seats.
Airbus A330-900
Punctuality (Departure)
90
%
Punctuality (Arrival)
93
%
Early on average
16 minutes
Age
1y, 1m
Seats
281
Distance
--
Economy
Business
Premium Economy
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seating Plan
--
Legroom
46 cm
Seat width better than on 80% of flights
100°
Reclining Angle
2-4-2
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seating Plan
--
Legroom
59 cm
Seat width better than on 75% of flights
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seating Plan
97 cm
More legroom than on 20% of flights
47 cm
Seat width better than on 20% of flights
135°
Reclining Angle
2-3-2
Seat layout example
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Flight History for DL021
Trip.com historical records show that the last DL021 flight departed on Thu, Oct 8 from LHR at approximately 18:08. This flight is expected to arrrive in SEA at 19:46.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Oct 3 | London (LHR) | Seattle (SEA) | 339 | 17:55 | 19:22 | Arrived |
| Sun, Oct 4 | London (LHR) | Seattle (SEA) | 339 | 18:55 | 20:37 | Arrived |
| Mon, Oct 5 | London (LHR) | Seattle (SEA) | 339 | 18:11 | 20:04 | Arrived |
| Tue, Oct 6 | London (LHR) | Seattle (SEA) | 339 | 18:03 | 19:35 | Arrived |
| Wed, Oct 7 | London (LHR) | Seattle (SEA) | 339 | 18:07 | 20:01 | Arrived |
| Thu, Oct 8 | London (LHR) | Seattle (SEA) | 339 | 18:08 | 19:46 | En route |
| Fri, Oct 9 | London (LHR) | Seattle (SEA) | 339 | 17:45 | 19:23 | Scheduled |
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DL021 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of DL021 is 90% (Late on average 26 minutes), and the on-time arrival rate is 93% (Early on average 16 minutes).
On-Time Departures
Punctuality
90
%
Late on average
26 minutes
Early
0
%
On time
90
%
30 mins late
7
%
60 mins late
0
%
90 mins late
3
%
Cancelled
1
%
On-Time Arrivals
Punctuality
93
%
Early on average
16 minutes
Early
87
%
On time
7
%
30 mins late
0
%
60 mins late
0
%
90 mins late
7
%
Cancelled
1
%
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Frequently Asked Questions
-
What is the current status of flight dl021?
Flight dl021 has not departed yet and is currently on schedule. Scheduled departure 17:45, arrival 20:14 (updated Oct 9, 2026). -
Is flight dl021 on time today?
Flight dl021 has not departed yet and is currently on schedule. Scheduled departure is 17:45, with arrival at 20:14. Recheck gate and timing before you head to the airport. -
Has flight dl021 departed yet? What is the departure time?
Flight dl021 is scheduled to depart at 17:45. The latest actual or estimated departure time is 17:45, and the current status is Scheduled (updated Oct 9, 2026). -
When is flight dl021 scheduled to arrive?
Flight dl021 is scheduled to arrive at 20:14. The latest estimated or actual arrival time is 19:23. Status is Scheduled as of Oct 9, 2026. -
What is the gate information for flight dl021?
For flight dl021, the departure terminal is T3 and the boarding gate is 19. Gate assignments can change at short notice—confirm on airport screens before heading to security. -
What route does flight dl021 fly?
Flight dl021 is operated by Delta Air Lines from London (LHR) to Seattle (SEA). Typical flight time is about 10 hours29 minutes; operating days may include Friday. -
How can I check real-time status for flight dl021?
Track flight dl021 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 dl021 is delayed or canceled, what should I do?
If dl021 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 9, 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 dl021 departed from London?
Flight dl021 has not departed from London (LHR) yet and is currently on schedule for 17:45. -
What is the seat configuration for flight dl021?
Flight dl021 usually flies a Airbus A330-900 with seat layout 2-4-2. 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: Seattle Weather & Time
Partly clear
|
13°C - 20°C
Expected weather conditions upon arrival
-8 hour time difference
Time on arrival: London 03:23
|
Seattle 19:23
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