logo


      
DL21 Flight Status ( London to Seattle )

SCHEDULED TO ARRIVE IN 10 HOUR 20 MINUTES
google-playstoreapple-store
dep   

Departure (DL21 Flight Schedule)

Heathrow ()

flag London, United Kingdom

12:20 GMT

Fri 31-Oct-2025

 
GMT 00:00:00 DAY
arr   

Arrival (DL21 Flight Schedule)

Seattle Tacoma Intl ()

flag Seattle, United States

15:45 PDT

Fri 31-Oct-2025

 
PDT 00:00:00 DAY

Flight Radar Checker DL 21

Live Flight Tracker Map

Flight DL21 from London to Seattle is operated by Delta Air Lines. Scheduled time of departure from Heathrow is 12:20 GMT and scheduled time of arrival in Seattle Tacoma Intl is 15:45 PDT. The duration of the flight is 10 hours 25 minutes.
 

blank

 

3.5 out of 5 stars / 12 votes

Flight Finder
from Seattle to London

Flight Departure Arrival

06:50		 Seattle Tacoma Intl
()		 Heathrow
()

11:20		 Seattle Tacoma Intl
()		 Heathrow
()

13:40		 Seattle Tacoma Intl
()		 Heathrow
()

14:15		 Seattle Tacoma Intl
()		 Heathrow
()

History Flight Information for DL21 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Fri, 31 Oct DL21 Heathrow () Seattle Tacoma Intl () 12:20 GMT 15:45 PDT
Thu, 30 Oct DL21 Heathrow () Seattle Tacoma Intl () 12:20 GMT 15:45 PDT (Airbus A332) 12:33 GMT 14:56 PDT
Wed, 29 Oct DL21 Heathrow () Seattle Tacoma Intl () 12:20 GMT 15:45 PDT (Airbus A332) 12:46 GMT 15:09 PDT
Tue, 28 Oct DL21 Heathrow () Seattle Tacoma Intl () 12:20 GMT 15:45 PDT (Airbus A332) 12:46 GMT 15:24 PDT
Mon, 27 Oct DL21 Heathrow () Seattle Tacoma Intl () 13:20 GMT 15:45 PDT
Mon, 27 Oct DL21 Heathrow () Seattle Tacoma Intl () 12:20 GMT 15:45 PDT (Airbus A332) 12:37 GMT 18:11 PDT
Sun, 26 Oct DL21 Heathrow () Seattle Tacoma Intl () 13:20 GMT 15:45 PDT (Airbus A332) 15:00 GMT 15:24 PDT
Sat, 25 Oct DL21 Heathrow () Seattle Tacoma Intl () 09:20 BST 11:45 PDT 08:30 BST 12:31 PDT
Fri, 24 Oct DL21 Heathrow () Seattle Tacoma Intl () 18:00 BST 20:25 PDT 17:04 BST 20:02 PDT
Thu, 23 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:54 BST 19:40 PDT
Wed, 22 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:34 BST 19:05 PDT
Tue, 21 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:39 BST 19:08 PDT
Mon, 20 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 17:04 BST 19:31 PDT
Sun, 19 Oct DL21 Heathrow () Seattle Tacoma Intl () 18:30 BST 20:55 PDT 17:55 BST 21:47 PDT
Sat, 18 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:45 BST 19:18 PDT
Fri, 17 Oct DL21 Heathrow () Seattle Tacoma Intl () 18:00 BST 20:25 PDT 17:15 BST 19:53 PDT
Thu, 16 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:37 BST 19:14 PDT
Wed, 15 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:42 BST 19:21 PDT
Tue, 14 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:39 BST 18:55 PDT
Mon, 13 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 17:42 BST 20:03 PDT
Sun, 12 Oct DL21 Heathrow () Seattle Tacoma Intl () 18:30 BST 20:55 PDT 20:04 BST 20:15 PDT
Sat, 11 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:43 BST 19:21 PDT
Fri, 10 Oct DL21 Heathrow () Seattle Tacoma Intl () 18:00 BST 20:25 PDT 17:33 BST 20:25 PDT
Thu, 09 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:47 BST 19:28 PDT
Wed, 08 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:52 BST 19:32 PDT
Tue, 07 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:36 BST 19:22 PDT
Mon, 06 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:51 BST 19:04 PDT
Sun, 05 Oct DL21 Heathrow () Seattle Tacoma Intl () 18:30 BST 20:55 PDT 17:54 BST 20:30 PDT
Sat, 04 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:35 BST 19:04 PDT
Fri, 03 Oct DL21 Heathrow () Seattle Tacoma Intl () 18:00 BST 20:25 PDT 17:17 BST 19:47 PDT
Thu, 02 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 18:47 BST 19:00 PDT
Wed, 01 Oct DL21 Heathrow () Seattle Tacoma Intl () 17:25 BST 19:50 PDT 16:47 BST 19:38 PDT
Flight DL21 delayed 3 times during the last month, and the average delay time was 81 minutes.

Disclaimer for DL21 Flight Radar Data

Flight DL21 from Heathrow to Seattle Tacoma Intl data is collected from different sources. The data is for informational purposes only and PlaneMapper is not responsible for the accuracy and reliability of flight DL21 data.
  1. PlaneMapper
  2. Flights
  3. Delta Air Lines
  4. DL21