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UA3857 Flight Status ( Calgary to San Francisco )

ARRIVED 337 HOUR 45 MINUTES AGO
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dep   

Departure (UA3857 Flight Schedule)

Calgary Intl ()

flag Calgary, Canada

18:00 MST

Sat 15-Nov-2025

 LATE 47 min
MST 00:00:00 DAY
arr   

Arrival (UA3857 Flight Schedule)

San Francisco Intl ()

flag San Francisco, United States

19:53 PST

Sat 15-Nov-2025

 LATE 46 min
PST 00:00:00 DAY

Flight Radar Checker UA 3857

Live Flight Tracker Map

Flight UA3857 from Calgary to San Francisco is operated by United Airlines. Scheduled time of departure from Calgary Intl is 18:00 MST and scheduled time of arrival in San Francisco Intl is 19:53 PST. The duration of the flight is 2 hours 53 minutes.

N13227

Boeing (B738)

Not Rated

Flight Finder
from San Francisco to Calgary

Flight Departure Arrival

12:26		 San Francisco Intl
()		 Calgary Intl
()

17:48		 San Francisco Intl
()		 Calgary Intl
()

History Flight Information for UA3857 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Sat, 15 Nov UA3857 Calgary Intl () San Francisco Intl () 18:00 MST 19:53 PST (Boeing B738) 19:03 MST 20:39 PST
Flight UA3857 delayed 1 times during the last month, and the average delay time was 46 minutes.

Disclaimer for UA3857 Flight Radar Data

Flight UA3857 from Calgary Intl to San Francisco Intl data is collected from different sources. The data is for informational purposes only and PlaneMapper is not responsible for the accuracy and reliability of flight UA3857 data.
  1. PlaneMapper
  2. Flights
  3. United Airlines
  4. UA3857