Live tracking not available yet
UA5646 has a schedule in our database but isn't on the airport board right now. Live position data typically appears within a few hours of departure.
Flight Status
Scheduled
Route Info
ORD
Chicago O'Hare International Airport
Chicago
T2 Scheduled 3:52 PM
TUS
Tucson International Airport
Tucson
Scheduled 6:04 PM
4h 12m flight time
Sat
Recent Flights
No flight history yet
History builds as this flight gets tracked
Schedule
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Sat, Mar 21
Schedule valid
Mar 28 —
Mar 28, 2026