Austrian
flight
OS 7851:
London Heathrow - Chicago O'Hare
London Heathrow - Chicago O'Hare
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Austrian OS7851
Effective 2025-10-27 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
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-
Sat
Sun
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Codeshare flight, operated by United Airlines.
(UA 958)
Duration: 9:20, non-stop Boeing 767-300 (763)
Austrian OS7851
Effective 2025-11-04 through 2025-11-16
Mon
-
-
Tue
Wed
Thu
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-
Fri
-
-
Sat
-
-
Sun
Codeshare flight, operated by United Airlines.
(UA 958)
Duration: 9:20, non-stop Boeing 767-300 (763)
Austrian OS7851
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 958)
Duration: 9:20, non-stop Boeing 767-300 (763)
Austrian OS7851
Effective 2025-10-26 through 2025-10-31
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Codeshare flight, operated by United Airlines.
(UA 928)
Duration: 9:25, non-stop Boeing 767-300 (763)
Austrian OS7851
Effective 2025-11-02 through 2025-11-08
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 928)
Duration: 9:25, non-stop Boeing 767-300 (763)
Austrian OS7851
Effective 2025-11-10 through 2025-11-15
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 928)
Duration: 9:25, non-stop Boeing 767-300 (763)
Austrian OS7851
Effective 2025-11-19 through 2025-11-23
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 928)
Duration: 9:25, non-stop Boeing 767-300 (763)
Austrian OS7851
Effective from 2025-11-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 959)
Duration: 9:25, non-stop Boeing 767-300 (763)
Austrian OS7851
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 928)
Duration: 9:05, non-stop Boeing 767-300 (763)
Austrian OS7851
Effective 2025-05-22 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 928)
Duration: 9:10, non-stop Boeing 767-300 (763)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here LHR-ORD
- OS 7851 is an international flight departing from London Heathrow airport, United Kingdom (LHR) and arriving at Chicago O'Hare airport, United States (ORD).
- The flight distance is 3940 miles, or 6340 km.
- The timezone of the departure airport is UTC+0 , and the timezone of the arrival airport is UTC-6 . 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 9:05 and 9:25.