United Airlines flight UA 9644: Stuttgart - London Heathrow

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Tue,Thu,Fri,Sun 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A319 (319) 1:45 Valid until 2026-01-06
Codeshare flight, operated by Eurowings.(EW 2462)
Wed 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A321neo (32Q) 1:45 Valid until 2026-01-07
Codeshare flight, operated by Eurowings.(EW 2462)
Mon,Tue,Thu,Fri 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A320neo (32N) 1:45 Effective 2026-01-08 through 2026-01-13
Codeshare flight, operated by Eurowings.(EW 2462)
Tue,Thu,Fri 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A320neo (32N) 1:45 Effective 2026-01-16 through 2026-01-22
Codeshare flight, operated by Eurowings.(EW 2462)
Sun 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A319 (319) 1:45 Effective 2026-01-18 through 2026-02-01
Codeshare flight, operated by Eurowings.(EW 2462)
Wed 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A321neo (32Q) 1:45 Effective 2026-01-21 through 2026-02-04
Codeshare flight, operated by Eurowings.(EW 2462)
Mon,Thu,Fri 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A320neo (32N) 1:45 Effective 2026-01-26 through 2026-01-30
Codeshare flight, operated by Eurowings.(EW 2462)
Mon,Thu,Fri,Sun 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A319 (319) 1:45 Effective 2026-02-02 through 2026-02-16
Codeshare flight, operated by Eurowings.(EW 2462)
Tue,Wed 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A321neo (32Q) 1:45 Effective 2026-02-10 through 2026-02-18
Codeshare flight, operated by Eurowings.(EW 2462)
Wed,Thu 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A321neo (32Q) 1:45 Effective 2026-02-19 through 2026-02-25
Codeshare flight, operated by Eurowings.(EW 2462)
Mon,Thu,Fri,Sun 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A319 (319) 1:45 Effective 2026-02-20 through 2026-03-02
Codeshare flight, operated by Eurowings.(EW 2462)
Tue 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A320neo (32N) 1:45 Operates only on 2026-02-24
Codeshare flight, operated by Eurowings.(EW 2462)
Mon,Tue,Thu,Fri,Sun 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A319 (319) 1:45 Effective 2026-03-03 through 2026-03-27
Codeshare flight, operated by Eurowings.(EW 2462)
Wed 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A321neo (32Q) 1:45 Effective 2026-03-04 through 2026-03-25
Codeshare flight, operated by Eurowings.(EW 2462)
Mon-Fri,Sun 13:05 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A319 (319) 1:45 Effective from 2026-10-25
Codeshare flight, operated by Eurowings.(EW 2462)
Mon-Fri,Sun 13:10 Stuttgart (STR) 3 13:50 London Heathrow (LHR) 2
UA 9644 Non-stop Airbus A319 (319) 1:40 Effective 2026-03-29 through 2026-10-23
Codeshare flight, operated by Eurowings.(EW 2462)
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United Airlines flight UA 9644:
Stuttgart - London Heathrow
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Valid until 2026-01-06
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Valid until 2026-01-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-01-08 through 2026-01-13
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-01-16 through 2026-01-22
Mon
-
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-01-18 through 2026-02-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-01-21 through 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-01-26 through 2026-01-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-02-02 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-02-10 through 2026-02-18
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-02-19 through 2026-02-25
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-02-20 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Operates only on 2026-02-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-03-03 through 2026-03-27
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-03-04 through 2026-03-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
United Airlines UA9644
13:05
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
United Airlines UA9644
13:10
Stuttgart (STR) 3

13:50
London Heathrow (LHR) 2
Effective 2026-03-29 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Eurowings. (EW 2462)
Duration: 1:40, non-stop
Airbus A319 (319)
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  • UA 9644 is an international flight departing from Stuttgart airport, Germany (STR) and arriving at London Heathrow airport, United Kingdom (LHR).
  • The flight distance is 469 miles, or 755 km.
  • The timezone of the departure airport is UTC+1 , and the timezone of the arrival airport is UTC+0 . 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 1:40 and 1:45.
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