Delta Air Lines
DL021 Flight status
According to Trip.com real-time data, the DL021 flight operated by Delta Air Lines on Aug 7, 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 arrive at 19:15 (local time in Seattle, UTC-7) .
Thu, Aug 6
Fri, Aug 7
Sat, Aug 8
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En route
Your flight has departed London and is expected to arrive in Seattle at 20:35.
10h 18m
Check-in Counter
A
Boarding Gate
21
Arrival Gate
S10
Baggage
20
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Scheduled
Your flight will depart on time.
10h 18m
Check-in Counter
A
Boarding Gate
21
Arrival Gate
S10
Baggage
INTL
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Scheduled
Your flight will depart on time.
10h 18m
Check-in Counter
A
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Information provided by VariFlightVariFlight.
For real-time updates, please check airport displays or contact your airline.
You can also explore more flights from London to Seattle or track other flights with our flight status tracker.
DL021 Aircraft Details
According to Trip.com real-time data, the DL021 flight from London to Seattle on 8/7/2026 is operated using the aircraft model Airbus A330-900. This aircraft has been in service for 6y, 11m. The aircraft has 281 seats.
Airbus A330-900
Punctuality (Departure)
67
%
Punctuality (Arrival)
97
%
Early on average
19 minutes
Age
6y, 11m
Seats
281
Flight Distance
--
Economy
Business
Premium Economy
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seat Information
--
Legroom
46 cm
Seat width better than on 75% of flights
100°
Reclining Angle
2-4-2
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seat Information
--
Legroom
59 cm
Seat width better than on 67% of flights
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seat Information
97 cm
Legroom
47 cm
Seat width
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, Aug 6 from LHR at approximately 19:05. This flight is expected to arrrive in SEA at 20:35.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Aug 2 | London (LHR) | Seattle (SEA) | 339 | 19:03 | 20:42 | Arrived |
| Mon, Aug 3 | London (LHR) | Seattle (SEA) | 339 | 18:17 | 19:44 | Arrived |
| Tue, Aug 4 | London (LHR) | Seattle (SEA) | 339 | 17:58 | 19:20 | Arrived |
| Wed, Aug 5 | London (LHR) | Seattle (SEA) | 339 | 17:51 | 19:09 | Arrived |
| Thu, Aug 6 | London (LHR) | Seattle (SEA) | 339 | 19:05 | 20:35 | En route |
| Fri, Aug 7 | London (LHR) | Seattle (SEA) | 339 | 17:45 | 19:15 | Scheduled |
| Sat, Aug 8 | London (LHR) | Seattle (SEA) | 339 | 17:45 | 20:03 | Scheduled |
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DL021 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of DL021 is 67% (Late on average 26 minutes), and the on-time arrival rate is 97% (Early on average 19 minutes).
On-Time Departures
Punctuality
67
%
Late on average
26 minutes
Early
0
%
On time
67
%
30 mins late
33
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
On-Time Arrivals
Punctuality
97
%
Early on average
19 minutes
Early
83
%
On time
13
%
30 mins late
3
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
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Arrival Info: Seattle Weather & Current Time
Mostly clear
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15°C - 30°C
Weather forecast for your arrival day
-8 hour time difference
Time on arrival: London 03:15
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Seattle 19:15
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