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UA1665 Flight Status ( San Francisco to Boston )

EXPECTED TO DEPART IN 55 MINUTES
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Departure (UA1665 Flight Schedule)

San Francisco Intl ()

flag San Francisco, United States

23:25 PST

Sat 31-Jan-2026

 
PST 00:00:00 DAY
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Arrival (UA1665 Flight Schedule)

Boston Logan Intl ()

flag Boston, United States

08:10 EST

Sun 01-Feb-2026

 
EST 00:00:00 DAY

Flight Radar Checker UA 1665

Live Flight Tracker Map

Flight UA1665 from San Francisco to Boston is operated by United Airlines. Scheduled time of departure from San Francisco Intl is 23:25 PST and scheduled time of arrival in Boston Logan Intl is 08:10 EST. The duration of the flight is 5 hours 45 minutes.

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4.1 out of 5 stars / 6 votes

Flight Finder
from Boston to San Francisco

Flight Departure Arrival

11:10
Boston Logan Intl
()
San Francisco Intl
()

11:50
Boston Logan Intl
()
San Francisco Intl
()

11:50
Boston Logan Intl
()
San Francisco Intl
()

13:55
Boston Logan Intl
()
San Francisco Intl
()

14:51
Boston Logan Intl
()
San Francisco Intl
()

17:45
Boston Logan Intl
()
San Francisco Intl
()

18:55
Boston Logan Intl
()
San Francisco Intl
()

21:42
Boston Logan Intl
()
San Francisco Intl
()

21:50
Boston Logan Intl
()
San Francisco Intl
()

23:38
Boston Logan Intl
()
San Francisco Intl
()

History Flight Information for UA1665 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Sun, 01 Feb UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST
Sat, 31 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST
Fri, 30 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:17 PST 07:58 EST
Fri, 30 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:39 PST 21:24 PST
Thu, 29 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:21 PST 07:58 EST
Thu, 29 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:39 PST 21:25 PST
Wed, 28 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:32 PST 21:50 PST (Boeing B739) 19:46 PST 21:29 PST
Mon, 26 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST
Mon, 26 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Airbus A320) 20:09 PST 21:51 PST
Sun, 25 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST
Sun, 25 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:41 PST 21:31 PST
Sat, 24 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 00:53 PST 08:47 EST
Fri, 23 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:32 PST 07:27 EST
Fri, 23 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST 20:49 PST 22:15 PST
Thu, 22 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:18 PST 07:17 EST
Thu, 22 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST 19:33 PST 21:06 PST
Wed, 21 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:38 PST 21:13 PST
Mon, 19 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:22 PST 07:38 EST
Mon, 19 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Airbus A320) 19:31 PST 21:12 PST
Sun, 18 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:30 PST 07:49 EST
Sat, 17 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:42 PST 07:55 EST
Fri, 16 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:29 PST 07:45 EST
Fri, 16 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:42 PST 21:27 PST
Thu, 15 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:29 PST 07:57 EST
Thu, 15 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:53 PST 21:27 PST
Wed, 14 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:52 PST 21:36 PST
Mon, 12 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:21 PST 08:02 EST
Mon, 12 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:29 PST 21:40 PST
Sun, 11 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:29 PST 07:47 EST
Sun, 11 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:39 PST 22:00 PST
Sat, 10 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:24 PST 07:46 EST
Fri, 09 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:38 PST 07:51 EST
Fri, 09 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:49 PST 21:29 PST
Thu, 08 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B752) 23:20 PST 07:27 EST
Thu, 08 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:40 PST 21:21 PST
Wed, 07 Jan UA1665 Seattle Tacoma Intl () San Francisco Intl () 19:30 PST 21:48 PST (Boeing B738) 19:43 PST 21:38 PST
Mon, 05 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B738) 00:24 PST 04:34 EST
Mon, 05 Jan UA1665 Santa Barbara Muni () San Francisco Intl () 20:33 PST 21:50 PST
Sun, 04 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST 00:11 PST 08:24 EST
Sun, 04 Jan UA1665 Santa Barbara Muni () San Francisco Intl () 20:33 PST 21:50 PST (Boeing B738) 21:14 PST 21:55 PST
Sat, 03 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST 01:13 PST 09:11 EST
Sat, 03 Jan UA1665 Santa Barbara Muni () San Francisco Intl () 18:30 PST 19:47 PST
Fri, 02 Jan UA1665 San Francisco Intl () Boston Logan Intl () 23:25 PST 08:10 EST (Boeing B738) 00:10 PST 03:10 EST
Fri, 02 Jan UA1665 Santa Barbara Muni () San Francisco Intl () 20:33 PST 21:50 PST (Boeing B738) 22:45 PST 23:35 PST

Disclaimer for UA1665 Flight Radar Data

Flight UA1665 from San Francisco Intl to Boston Logan 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 UA1665 data.