SAS flight SK 3978: London Heathrow - Atlanta

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 08:55 London Heathrow (LHR) 3 13:45 Atlanta (ATL) I
SK 3978 Non-stop Airbus A330-900neo (339) 9:50 Valid until 2026-01-31
Codeshare flight, operated by Delta Air Lines.(DL 33)
Daily 08:55 London Heathrow (LHR) 3 13:40 Atlanta (ATL) I
SK 3978 Non-stop Airbus A330-900neo (339) 9:45 Effective 2026-02-01 through 2026-02-28
Codeshare flight, operated by Delta Air Lines.(DL 33)
Daily 08:55 London Heathrow (LHR) 3 13:35 Atlanta (ATL) I
SK 3978 Non-stop Airbus A330-900neo (339) 9:40 Effective 2026-03-01 through 2026-03-07
Codeshare flight, operated by Delta Air Lines.(DL 33)
Daily 08:55 London Heathrow (LHR) 3 14:35 Atlanta (ATL) I
SK 3978 Non-stop Airbus A330-900neo (339) 9:40 Effective 2026-03-08 through 2026-03-28
Codeshare flight, operated by Delta Air Lines.(DL 33)
Daily 09:20 London Heathrow (LHR) 3 13:45 Atlanta (ATL) I
SK 3978 Non-stop Airbus A330-200 (332) 9:25 Effective 2026-03-29 through 2026-04-13
Codeshare flight, operated by Delta Air Lines.(DL 33)
Daily 09:20 London Heathrow (LHR) 3 13:45 Atlanta (ATL) I
SK 3978 Non-stop Boeing 767-400 (764) 9:25 Effective 2026-04-14 through 2026-10-24
Codeshare flight, operated by Delta Air Lines.(DL 33)
Daily 09:20 London Heathrow (LHR) 3 13:45 Atlanta (ATL) I
SK 3978 Non-stop Boeing 767-400 (764) 8:25 Effective from 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 33)
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SAS flight SK 3978:
London Heathrow - Atlanta
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
SAS SK3978
08:55
London Heathrow (LHR) 3

13:45
Atlanta (ATL) I
Valid until 2026-01-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 33)
Duration: 9:50, non-stop
Airbus A330-900neo (339)
Direct Codeshare Flights:
SAS SK3978
08:55
London Heathrow (LHR) 3

13:40
Atlanta (ATL) I
Effective 2026-02-01 through 2026-02-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 33)
Duration: 9:45, non-stop
Airbus A330-900neo (339)
Direct Codeshare Flights:
SAS SK3978
08:55
London Heathrow (LHR) 3

13:35
Atlanta (ATL) I
Effective 2026-03-01 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 33)
Duration: 9:40, non-stop
Airbus A330-900neo (339)
Direct Codeshare Flights:
SAS SK3978
08:55
London Heathrow (LHR) 3

14:35
Atlanta (ATL) I
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 33)
Duration: 9:40, non-stop
Airbus A330-900neo (339)
Direct Codeshare Flights:
SAS SK3978
09:20
London Heathrow (LHR) 3

13:45
Atlanta (ATL) I
Effective 2026-03-29 through 2026-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 33)
Duration: 9:25, non-stop
Airbus A330-200 (332)
Direct Codeshare Flights:
SAS SK3978
09:20
London Heathrow (LHR) 3

13:45
Atlanta (ATL) I
Effective 2026-04-14 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 33)
Duration: 9:25, non-stop
Boeing 767-400 (764)
Direct Codeshare Flights:
SAS SK3978
09:20
London Heathrow (LHR) 3

13:45
Atlanta (ATL) I
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 33)
Duration: 8:25, non-stop
Boeing 767-400 (764)
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  • SK 3978 is an international flight departing from London Heathrow airport, United Kingdom (LHR) and arriving at Atlanta airport, United States (ATL).
  • The flight distance is 4198 miles, or 6757 km.
  • The timezone of the departure airport is UTC+0 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 8:25 and 9:50.
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