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(UA) United Airlines 558 Flight Tracker
Flight Status
Flight Tracker
Positional Tracking Currently Unavailable
Flight has departed the gate and tracking should begin after take off
Additional Details
This Flight Also Marketed As
Codeshare Airline
ITA Airways
Flight Number
(AZ) 4388
Aircraft Equipment
Code
7S9
Description
Boeing 737-900 Passenger (Scimitar Winglets)
Past and Upcoming Flights
For flights prior to the results below, please use our Historical Flight Status feature.
09-Oct
06-Oct
07-Oct
08-Oct
09-Oct
10-Oct
11-Oct
12-Oct
Flights for Tuesday, 06-Oct-2026
Departure Time
Origin
Destination
Arrival Time
07:45 MDT
DEN
Denver
BOS
Boston
13:47 EDT
Flights for Wednesday, 07-Oct-2026
Departure Time
Origin
Destination
Arrival Time
07:45 MDT
DEN
Denver
BOS
Boston
13:47 EDT
Flights for Thursday, 08-Oct-2026
Departure Time
Origin
Destination
Arrival Time
07:45 MDT
DEN
Denver
BOS
Boston
13:47 EDT
Flights for Friday, 09-Oct-2026
Departure Time
Origin
Destination
Arrival Time
07:45 MDT
DEN
Denver
BOS
Boston
13:46 EDT
Flights for Saturday, 10-Oct-2026
Departure Time
Origin
Destination
Arrival Time
07:45 MDT
DEN
Denver
BOS
Boston
13:47 EDT
Flights for Sunday, 11-Oct-2026
Departure Time
Origin
Destination
Arrival Time
07:45 MDT
DEN
Denver
BOS
Boston
13:47 EDT
Flights for Monday, 12-Oct-2026
No Flight Information Available
According to our data, this flight is not scheduled to fly on this date