United Airlines
flight
UA 9728:
Zurich - San Francisco
Zurich - San Francisco
FLIGHT SCHEDULE
Direct Codeshare Flights:
United Airlines UA9728
Effective 2026-03-29 through 2026-06-01
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Swiss.
(LX 38)
Duration: 12:00, non-stop Boeing 777-300ER (77W)
Direct Codeshare Flights:
United Airlines UA9728
Effective 2026-06-02 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Swiss.
(LX 38)
Duration: 12:00, non-stop Boeing 777-300ER (77W)
Direct Codeshare Flights:
United Airlines UA9728
Effective 2026-10-07 through 2026-10-24
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Swiss.
(LX 38)
Duration: 12:00, non-stop Boeing 777-300ER (77W)
Direct Codeshare Flights:
United Airlines UA9728
Valid until 2026-01-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Swiss.
(LX 38)
Duration: 12:15, non-stop Boeing 777-300ER (77W)
Direct Codeshare Flights:
United Airlines UA9728
Effective 2026-01-21 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Swiss.
(LX 38)
Duration: 12:15, non-stop Boeing 777-300ER (77W)
Direct Codeshare Flights:
United Airlines UA9728
Effective 2026-03-08 through 2026-03-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Swiss.
(LX 38)
Duration: 12:15, non-stop Boeing 777-300ER (77W)
Direct Codeshare Flights:
United Airlines UA9728
Effective 2026-03-25 through 2026-03-27
Mon
-
-
Tue
-
-
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Codeshare flight, operated by Swiss.
(LX 38)
Duration: 12:15, non-stop Boeing 777-300ER (77W)
Direct Codeshare Flights:
United Airlines UA9728
Operates only on 2026-03-28
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by Swiss.
(LX 2618)
Duration: 12:10, non-stop Boeing 777-300ER (77W)
Direct Codeshare Flights:
United Airlines UA9728
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Swiss.
(LX 38)
Duration: 12:15, non-stop Boeing 777-300ER (77W)
- UA 9728 is an international flight departing from Zurich airport, Switzerland (ZRH) and arriving at San Francisco airport, United States (SFO).
- The flight distance is 5822 miles, or 9369 km.
- The timezone of the departure airport is UTC+1 , and the timezone of the arrival airport is UTC-8 . 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 12:00 and 12:15.