Apparatus

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flight_takeoff Flight

DAL20

Operated by DAL

Live map

Live map filtered to DAL20. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SEA KSEA MVFR

Seattle–Tacoma International Airport

Seattle, US

Local time
22:46 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
200° / 10G17 kt
Visibility
6 SM
Ceiling
OVC 2,100 ft
Temp / Dew
8°C / 6°C
Altimeter
29.76 inHg
Wx
-RA BR

Obs: 2026-04-15T04:53:00.000Z

Raw METAR / TAF 
METAR KSEA 150453Z 20010G17KT 6SM -RA BR OVC021 08/06 A2976 RMK AO2 SLP085 P0007 T00780061

TAF KSEA 150520Z 1506/1612 18010G18KT 6SM -RA OVC020 FM150700 18010G20KT P6SM VCSH SCT025 OVC035 FM150900 15009KT P6SM BKN040 FM151500 21007KT P6SM VCSH SCT025 BKN035 FM151900 22010G18KT P6SM -SHRA SCT030 BKN040 FM152300 23009KT P6SM -RA SCT025 BKN035 FM160200 03006KT P6SM -RA SCT025 BKN035

flight Live Traffic

flight_takeoff 420 Departures
flight_land 475 Arrivals

Arrival

LHR EGLL IFR

London Heathrow Airport

London, GB

Local time
06:46 GMT+1
Timezone
Europe/London
Type
Large Airport
Elevation
83 ft
Coordinates
51.4707, -0.4599

cloud Weather

Wind
180° / 11 kt
Visibility
3.11 SM
Ceiling
BKN 700 ft, BKN 2,600 ft
Temp / Dew
12°C / 11°C
Altimeter
30.00 inHg
Wx
-RA -DZ

Obs: 2026-04-15T05:20:00.000Z

Raw METAR / TAF 
METAR EGLL 150520Z AUTO 18011KT 160V230 5000 -RADZ BKN007 BKN026 12/11 Q1016 RERA TEMPO 4000 RADZ BKN004

TAF EGLL 150458Z 1506/1612 18010KT 9999 BKN014 TEMPO 1506/1510 6000 -RA SCT007 BKN009 PROB30 TEMPO 1506/1508 2500 RADZ BKN004 BECMG 1510/1513 SCT025 TEMPO 1511/1519 6000 RA SHRA PROB40 TEMPO 1513/1518 21016G26KT 3000 +SHRA BKN014 PROB30 TEMPO 1602/1608 BKN012 BECMG 1609/1612 24011KT PROB30 TEMPO 1610/1612 7000 SHRA

flight Live Traffic

flight_takeoff 36 Departures
flight_land 70 Arrivals

Recent history last 3

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-14 A519B8 SEA → LHR Apr 14, 05:15 UTCApr 14, 07:05 UTC1h 50m - -
2026-04-13 A4EE82 SEA → LHR Apr 13, 12:35 UTCApr 13, 13:50 UTC1h 15m - -
2026-04-13 A4EE82 SEA → LHR Apr 13, 04:59 UTCApr 13, 13:44 UTC8h 45m +14m +10m

Performance history

Flights tracked
3
Avg arrival delay
+10m
On-time arrival
100% 100% on time
Aircraft used
2

Monthly activity 1 month

Month Flights tracked
April 2026 3

DAL20 frequently asked

Where does flight DAL20 fly?
DAL20 (DAL) flies from SEA to LHR. View the full route page.
How long is flight DAL20?
Based on observed flights, DAL20 takes on average 3h 57m from takeoff to landing.
How often does DAL20 fly?
DAL20 has been observed flying occasionally in our tracking data. We've recorded 3 flights under this callsign.
Is flight DAL20 usually on time?
Across recent flights, DAL20 arrives with an average 10-minute delay. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight DAL20?
DAL20 has been operated by 2 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track DAL20 live?
Yes. When DAL20 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.