UA

UA3877

MIA Miami ORD Chicago

Live tracking not available yet

UA3877 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

MIA Miami International Airport
Miami
Gate AAR Scheduled 1:40 AM
Actual 1:57 AM
ORD Chicago O'Hare International Airport
Chicago
Gate B11 Scheduled 4:01 AM
Actual 3:55 AM
Baggage claim 11
3h 21m flight time
Fri

Recent Flights

Last 1 observed
Mar 13
Fri
MIA ORD
Dep 01:40:00 (actual 01:57:00)
Boarding

Schedule

Operates Fri
Departure 1:40 AM
Arrival 4:01 AM
Duration 3h 21m
Gate AAR B11
Actual 01:57 03:55
Baggage Carousel 11
Mo
Tu
We
Th
Fr
Sa
Su
Schedule valid Mar 13 — Mar 20, 2026