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FLIGHT SCHEDULE
Direct Codeshare Flights:
Effective 2026-04-14 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 423)
Duration: 11:30, non-stop Boeing 787 (787)
Direct Codeshare Flights:
Effective 2026-05-21 through 2026-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 423)
Duration: 11:50, non-stop Boeing 787 (787)
Direct Codeshare Flights:
Effective 2026-09-08 through 2026-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 423)
Duration: 11:45, non-stop Boeing 787 (787)
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Parallax here ATH-ORD
- An international route departing from Athens airport, Greece (ATH) and arriving at Chicago O'Hare airport, United States (ORD).
- The flight distance is 5446 miles, or 8764 km.
- The timezone of the departure airport is UTC+2 , 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 11:30 and 11:50.