Austrian flight OS 7723: Chicago O'Hare - Atlanta

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Tue,Thu-Sun 17:50 Chicago O'Hare (ORD) 1 21:00 Atlanta (ATL) N
OS 7723 Non-stop Boeing 737-800 (738) 2:10 Effective 2026-03-29 through 2026-04-28
Codeshare flight, operated by United Airlines.(UA 1398)
Mon,Tue,Thu-Sun 17:50 Chicago O'Hare (ORD) 1 20:51 Atlanta (ATL) N
OS 7723 Non-stop Boeing 737 MAX 9 (7M9) 2:01 Effective 2026-04-30 through 2026-05-19
Codeshare flight, operated by United Airlines.(UA 1398)
Mon,Tue,Thu-Sun 17:50 Chicago O'Hare (ORD) 1 20:51 Atlanta (ATL) N
OS 7723 Non-stop Airbus A320 (320) 2:01 Effective 2026-05-21 through 2026-10-24
Codeshare flight, operated by United Airlines.(UA 1398)
Mon,Fri,Sat 18:05 Chicago O'Hare (ORD) 1 21:22 Atlanta (ATL) N
OS 7723 Non-stop Boeing 737-800 (738) 2:17 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 1398)
Wed,Fri,Sat 18:10 Chicago O'Hare (ORD) 1 21:15 Atlanta (ATL) N
OS 7723 Non-stop Boeing 737-800 (738) 2:05 Effective 2026-01-07 through 2026-01-10
Codeshare flight, operated by United Airlines.(UA 1398)
Wed 18:10 Chicago O'Hare (ORD) 1 21:15 Atlanta (ATL) N
OS 7723 Non-stop Boeing 737-800 (738) 2:05 Operates only on 2026-02-11
Codeshare flight, operated by United Airlines.(UA 1398)
Mon,Wed,Fri 18:15 Chicago O'Hare (ORD) 1 21:19 Atlanta (ATL) N
OS 7723 Non-stop Boeing 737-800 (738) 2:04 Effective 2026-02-13 through 2026-03-06
Codeshare flight, operated by United Airlines.(UA 1398)
Mon,Wed,Fri,Sat 18:15 Chicago O'Hare (ORD) 1 21:19 Atlanta (ATL) N
OS 7723 Non-stop Boeing 737-800 (738) 2:04 Effective 2026-03-07 through 2026-03-27
Codeshare flight, operated by United Airlines.(UA 1398)
Mon,Wed,Fri,Sat 18:20 Chicago O'Hare (ORD) 1 21:21 Atlanta (ATL) N
OS 7723 Non-stop Airbus A320 (320) 2:01 Effective from 2026-10-26
Codeshare flight, operated by United Airlines.(UA 1398)


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Austrian flight OS 7723:
Chicago O'Hare - Atlanta
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Austrian OS7723
17:50
Chicago O'Hare (ORD) 1

21:00
Atlanta (ATL) N
Effective 2026-03-29 through 2026-04-28
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1398)
Duration: 2:10, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Austrian OS7723
17:50
Chicago O'Hare (ORD) 1

20:51
Atlanta (ATL) N
Effective 2026-04-30 through 2026-05-19
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1398)
Duration: 2:01, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Austrian OS7723
17:50
Chicago O'Hare (ORD) 1

20:51
Atlanta (ATL) N
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1398)
Duration: 2:01, non-stop
Airbus A320 (320)
Direct Codeshare Flights:
Austrian OS7723
18:05
Chicago O'Hare (ORD) 1

21:22
Atlanta (ATL) N
Valid until 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1398)
Duration: 2:17, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Austrian OS7723
18:10
Chicago O'Hare (ORD) 1

21:15
Atlanta (ATL) N
Effective 2026-01-07 through 2026-01-10
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1398)
Duration: 2:05, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Austrian OS7723
18:10
Chicago O'Hare (ORD) 1

21:15
Atlanta (ATL) N
Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1398)
Duration: 2:05, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Austrian OS7723
18:15
Chicago O'Hare (ORD) 1

21:19
Atlanta (ATL) N
Effective 2026-02-13 through 2026-03-06
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1398)
Duration: 2:04, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Austrian OS7723
18:15
Chicago O'Hare (ORD) 1

21:19
Atlanta (ATL) N
Effective 2026-03-07 through 2026-03-27
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1398)
Duration: 2:04, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Austrian OS7723
18:20
Chicago O'Hare (ORD) 1

21:21
Atlanta (ATL) N
Effective from 2026-10-26
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1398)
Duration: 2:01, non-stop
Airbus A320 (320)
  • OS 7723 is a domestic flight departing from the Chicago O'Hare airport (ORD) and arriving at Atlanta airport (ATL).
  • The flight distance is 606 miles, or 976 km.
  • The timezone of the departure airport is UTC-6 , 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 2:01 and 2:17.
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