United Airlines UA2321

San Francisco to Boston

Tue, Oct 21
Wed, Oct 22

Access extensive flight status info directly on the app!

En Route

SFO
San Francisco, Tue, Oct 21
10:39 AM
Scheduled: 10:35 AM
Check-in
--
Terminal
T3
Gate
E5
departured icon
Departure
Flight time: 10h 24m
arrived icon
Arrival
BOS
Boston, Tue, Oct 21
11:47 PM
Scheduled: 11:59 PM
Baggage
5
Terminal
B
Gate
B23

Access extensive flight status info directly on the app!

Scheduled

Scheduled to depart in 15h 55m

SFO
San Francisco, Wed, Oct 22
10:35 AM
Scheduled: 10:35 AM
Check-in
--
Terminal
T3
Gate
F13
waiting to departure icon
Departure
Flight time: 10h 24m
haven't arrived icon
Arrival
BOS
Boston, Wed, Oct 22
11:59 PM
Scheduled: 11:59 PM
Baggage
--
Terminal
B
Gate
--
Download App to Track Flight Status
Google Play
4.8
504k reviews
App Store
4.9
36.2k reviews
Download App to Track Flight Status

UA2321 Flight Details

The aircraft model for flight UA2321 is Boeing 737-900, operated by United Airlines, and features Up to 191 seats.
Airline: United Airlines Boeing 737-900 Boeing 737-900
Airline: United Airlines
Distance flown: --
Age: 6m
Seats: Up to 191
Meal service: available
Wi-Fi: available
USB port: available
Entertainment: available
Recline angle: 105°
Seat width: --
Legroom: 79 cm

UA2321 Flight Schedules

Flight UA2321's latest flight is scheduled to depart at Wed, Oct 22 10:35 AM (local time) and arrive at Wed, Oct 22 11:59 PM (local time). The latest flight information is provided by Whatflytime.
Date Route Departure Arrival Aircraft Status
Wed, Oct 22 SFO - BOS
Actual:
Scheduled: 10:35 AM
Actual:
Scheduled: 11:59 PM
Boeing 737-900 Scheduled
Tue, Oct 21 SFO - BOS
Actual: 10:39 AM
Scheduled: 10:35 AM
Actual:
Scheduled: 11:59 PM
Boeing 737-900 En Route
Mon, Oct 20 SFO - BOS
Actual: 11:13 AM
Scheduled: 10:35 AM
Actual: 11:48 PM
Scheduled: 11:59 PM
Boeing 737-900 Arrived
Sun, Oct 19 SFO - BOS
Actual: 11:16 AM
Scheduled: 10:35 AM
Actual: 12:07 AM
Scheduled: 11:59 PM
Boeing 737-900 Arrived
Sat, Oct 18 SFO - BOS
Actual: 10:43 AM
Scheduled: 10:35 AM
Actual: 11:49 PM
Scheduled: 11:59 PM
Boeing 737-900 Arrived
Fri, Oct 17 SFO - BOS
Actual: 10:49 AM
Scheduled: 10:35 AM
Actual: 11:48 PM
Scheduled: 11:59 PM
Boeing 737-900 Arrived
Thu, Oct 16 SFO - BOS
Actual: 10:54 AM
Scheduled: 10:35 AM
Actual: 12:01 AM
Scheduled: 11:59 PM
Boeing 737-900 Arrived
Date Departure Arrival Status
Wed, Oct 22
Actual:
Scheduled: 10:35 AM
Actual:
Scheduled: 11:59 PM
Scheduled
Tue, Oct 21
Actual: 10:39 AM
Scheduled: 10:35 AM
Actual:
Scheduled: 11:59 PM
En Route
Mon, Oct 20
Actual: 11:13 AM
Scheduled: 10:35 AM
Actual: 11:48 PM
Scheduled: 11:59 PM
Arrived
Sun, Oct 19
Actual: 11:16 AM
Scheduled: 10:35 AM
Actual: 12:07 AM
Scheduled: 11:59 PM
Arrived
Sat, Oct 18
Actual: 10:43 AM
Scheduled: 10:35 AM
Actual: 11:49 PM
Scheduled: 11:59 PM
Arrived
Fri, Oct 17
Actual: 10:49 AM
Scheduled: 10:35 AM
Actual: 11:48 PM
Scheduled: 11:59 PM
Arrived
Thu, Oct 16
Actual: 10:54 AM
Scheduled: 10:35 AM
Actual: 12:01 AM
Scheduled: 11:59 PM
Arrived

UA2321 Punctuality Rate

UA2321 will depart from San Francisco International Airport at Wed, Oct 22 10:35 AM, arriving at Logan International Airport at Wed, Oct 22 11:59 PM. The recent on-time departure rate is 88%. The recent on-time arrival rate is 84%. The average delay is 21m.
SFO (San Francisco International Airport) - BOS (Logan International Airport)
  • Departure:
    88% on time
  • Arrival:
    84% on time
  • Average delay:
    21min
Delayed
36m
27m
18m
9m
On time
15 Oct
16
17
18
19
20
21 Oct
UA2321
Whatflytime is a global flight tracker that provides real-time status updates using trusted data from Trip.com. With multilingual support and worldwide coverage, it's your reliable source for up-to-date flight information.
Current language: Philippine English