Austrian flights from Las Vegas Harry Reid (LAS) to Chicago O'Hare (ORD).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed 09:00 Las Vegas Harry Reid (LAS) 3 14:45 Chicago O'Hare (ORD) 1
Austrian OS 7702 Non-stop Boeing 737-900 (739) 3:45 Effective 2026-02-25 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 1504)
Mon,Fri,Sat 09:00 Las Vegas Harry Reid (LAS) 3 14:45 Chicago O'Hare (ORD) 1
Austrian OS 7702 Non-stop Boeing 737-900 (739) 3:45 Effective 2026-03-06 through 2026-03-27
Codeshare flight, operated by United Airlines.(UA 1504)
Fri 09:19 Las Vegas Harry Reid (LAS) 3 15:04 Chicago O'Hare (ORD) 1
Austrian OS 7702 Non-stop Boeing 737-800 (738) 3:45 Effective 2026-02-13 through 2026-02-27
Codeshare flight, operated by United Airlines.(UA 1504)
Mon 09:19 Las Vegas Harry Reid (LAS) 3 15:04 Chicago O'Hare (ORD) 1
Austrian OS 7702 Non-stop Boeing 737-900 (739) 3:45 Effective 2026-02-16 through 2026-03-02
Codeshare flight, operated by United Airlines.(UA 1504)
Mon,Wed,Fri,Sat 07:00 Las Vegas Harry Reid (LAS) 3 12:44 Chicago O'Hare (ORD) 1
Austrian OS 7744 Non-stop Boeing 737-900 (739) 3:44 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 664)
Wed 07:00 Las Vegas Harry Reid (LAS) 3 12:46 Chicago O'Hare (ORD) 1
Austrian OS 7744 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-03-11 through 2026-03-25
Codeshare flight, operated by United Airlines.(UA 664)
Mon,Tue,Thu-Sun 07:00 Las Vegas Harry Reid (LAS) 3 12:46 Chicago O'Hare (ORD) 1
Austrian OS 7744 Non-stop Boeing 737-900 (739) 3:46 Effective 2026-05-21 through 2026-10-24
Codeshare flight, operated by United Airlines.(UA 664)
Mon,Wed,Fri,Sat 07:00 Las Vegas Harry Reid (LAS) 3 12:46 Chicago O'Hare (ORD) 1
Austrian OS 7744 Non-stop Boeing 737-900 (739) 3:46 Effective from 2026-10-26
Codeshare flight, operated by United Airlines.(UA 664)
Wed 07:05 Las Vegas Harry Reid (LAS) 3 12:51 Chicago O'Hare (ORD) 1
Austrian OS 7744 Non-stop Airbus A321neo (32Q) 3:46 Operates only on 2026-02-18
Codeshare flight, operated by United Airlines.(UA 664)
Wed,Fri,Sat 07:15 Las Vegas Harry Reid (LAS) 3 13:01 Chicago O'Hare (ORD) 1
Austrian OS 7744 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-01-07 through 2026-01-10
Codeshare flight, operated by United Airlines.(UA 664)
Wed 07:15 Las Vegas Harry Reid (LAS) 3 13:01 Chicago O'Hare (ORD) 1
Austrian OS 7744 Non-stop Airbus A321neo (32Q) 3:46 Operates only on 2026-02-11
Codeshare flight, operated by United Airlines.(UA 664)
Mon,Tue,Thu-Sun 09:00 Las Vegas Harry Reid (LAS) 3 14:48 Chicago O'Hare (ORD) 1
Austrian OS 7744 Non-stop Boeing 737-900 (739) 3:48 Effective 2026-03-29 through 2026-05-19
Codeshare flight, operated by United Airlines.(UA 1335)




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Austrian flights from Las Vegas Harry Reid (LAS) to Chicago O'Hare (ORD).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Austrian OS7702
09:00
Las Vegas Harry Reid (LAS) 3

14:45
Chicago O'Hare (ORD) 1
Effective 2026-02-25 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Austrian OS7702
09:00
Las Vegas Harry Reid (LAS) 3

14:45
Chicago O'Hare (ORD) 1
Effective 2026-03-06 through 2026-03-27
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Austrian OS7702
09:19
Las Vegas Harry Reid (LAS) 3

15:04
Chicago O'Hare (ORD) 1
Effective 2026-02-13 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Austrian OS7702
09:19
Las Vegas Harry Reid (LAS) 3

15:04
Chicago O'Hare (ORD) 1
Effective 2026-02-16 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1504)
Duration: 3:45, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Austrian OS7744
07:00
Las Vegas Harry Reid (LAS) 3

12:44
Chicago O'Hare (ORD) 1
Valid until 2026-01-05
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 664)
Duration: 3:44, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Austrian OS7744
07:00
Las Vegas Harry Reid (LAS) 3

12:46
Chicago O'Hare (ORD) 1
Effective 2026-03-11 through 2026-03-25
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
07:00
Las Vegas Harry Reid (LAS) 3

12:46
Chicago O'Hare (ORD) 1
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
-
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
07:00
Las Vegas Harry Reid (LAS) 3

12:46
Chicago O'Hare (ORD) 1
Effective from 2026-10-26
Mon
Tue
-
Wed
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
07:05
Las Vegas Harry Reid (LAS) 3

12:51
Chicago O'Hare (ORD) 1
Operates only on 2026-02-18
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
07:15
Las Vegas Harry Reid (LAS) 3

13:01
Chicago O'Hare (ORD) 1
Effective 2026-01-07 through 2026-01-10
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
07:15
Las Vegas Harry Reid (LAS) 3

13:01
Chicago O'Hare (ORD) 1
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
09:00
Las Vegas Harry Reid (LAS) 3

14:48
Chicago O'Hare (ORD) 1
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)
  • A domestic route 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.
All LAS-ORD flights
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