Austrian
flight
OS 7744:
Las Vegas Harry Reid - Chicago O'Hare
Las Vegas Harry Reid - Chicago O'Hare
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Codeshare Flights:
Austrian OS7744
Valid until 2026-01-05
Mon
Tue
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Wed
Thu
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Fri
Sat
Sun
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Codeshare flight, operated by United Airlines.
(UA 664)
Duration: 3:44, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
Austrian OS7744
Effective 2026-03-11 through 2026-03-25
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by United Airlines.
(UA 664)
Duration: 3:46, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Austrian OS7744
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
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-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 664)
Duration: 3:46, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
Austrian OS7744
Effective from 2026-10-26
Mon
Tue
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-
Wed
Thu
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-
Fri
Sat
Sun
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Codeshare flight, operated by United Airlines.
(UA 664)
Duration: 3:46, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
Austrian OS7744
Operates only on 2026-02-18
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by United Airlines.
(UA 664)
Duration: 3:46, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Austrian OS7744
Effective 2026-01-07 through 2026-01-10
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
Sat
Sun
-
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Codeshare flight, operated by United Airlines.
(UA 664)
Duration: 3:46, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Austrian OS7744
Operates only on 2026-02-11
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 664)
Duration: 3:46, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Austrian OS7744
Effective 2026-03-29 through 2026-05-19
Mon
Tue
Wed
-
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 1335)
Duration: 3:48, non-stop Boeing 737-900 (739)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here LAS-ORD
- OS 7744 is a domestic flight departing from the Las Vegas Harry Reid airport (LAS) and arriving at Chicago O'Hare airport (ORD).
- The flight distance is 1510 miles, or 2430 km.
- The timezone of the departure airport is UTC-8 , 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 3:44 and 3:48.