United Airlines UA1665 Flight Status Today

Domestic flight United Airlines UA1665 takes off from San Francisco (SFO) United States to Boston (BOS) United States. It's operated by United Airlines. The plane leaves San Francisco International Airport at 20:33 29 December 2025 America/Los_Angeles. The flight is expected to land at Logan International Airport at 21:50 29 December 2025 America/New_York. The flight will last about 1 hours 17 minutes.

Current status of UA1665 is Scheduled On time Estimated Depart in 11 hours, 2 minutes

UA1665 - UAL1665 United Airlines (UA)
SFO San Francisco United States
Flight SFO to BOS
BOS Boston United States
Scheduled On time Estimated Depart in 11 hours, 2 minutes
Departure San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 20:33 29 December 2025
Estimated 20:33 29 December 2025
None 5
Arrival Logan International Airport
IATA: BOSICAO: KBOS
Scheduled 21:50 29 December 2025
Estimated 21:50 29 December 2025
2 D14
UA1665 Detail
  • Type: Domestic Flight
  • Code Shares: AC 4351, CM 1440
  • Flight Duration: 1 hours 17 minutes
  • Flight Distance: 4352 kms / 2704 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 154
  • Freight capacity: 17.8 tons
  • Passenger classes: First Class, Economy, Business Class, Shuttle
More Detail
  • Aircraft: Boeing 737-800 (Scimitar Winglets) Passenger
  • Callsign: F-KBGM2
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/New_York
  • Current Time in San Francisco: Monday 2025-12-29 09:31 AM
  • Current Time in Boston: Monday 2025-12-29 12:31 PM

United Airlines UA1665 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA1665
AIRPLANE Boeing 737-800 (Scimitar Winglets) Passenger
ON TIME 11
DELAYED 3
CANCELLED 0
ON TIME 18
DELAYED 12
CANCELLED 0
ON TIME 43
DELAYED 16
CANCELLED 1
ON TIME 59
DELAYED 23
CANCELLED 1
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA1665 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Sun 28 Dec
Departed Delayed by 39m
San Francisco (SFO) 2025-12-27T23:25
Boston (BOS) 2025-12-28T08:10
2025-12-28T00:26
Fri 26 Dec
Scheduled On time
San Francisco (SFO) 2025-12-26T23:25
Boston (BOS) 2025-12-27T08:10
Tue 25 Nov
Scheduled On time
San Francisco (SFO) 2025-11-25T23:25
Boston (BOS) 2025-11-26T08:06
Mon 24 Nov
Scheduled On time
San Francisco (SFO) 2025-11-24T23:25
Boston (BOS) 2025-11-25T08:06
Thu 20 Nov
Scheduled On time
San Francisco (SFO) 2025-11-20T23:25
Boston (BOS) 2025-11-21T08:06
Wed 19 Nov
Scheduled On time
San Francisco (SFO) 2025-11-19T23:25
Boston (BOS) 2025-11-20T08:06
Mon 17 Nov
Scheduled On time
San Francisco (SFO) 2025-11-17T23:25
Boston (BOS) 2025-11-18T08:06
Tue 11 Nov
Scheduled On time
San Francisco (SFO) 2025-11-11T23:25
Boston (BOS) 2025-11-12T08:06
Sat 08 Nov
Scheduled On time
San Francisco (SFO) 2025-11-08T23:25
Boston (BOS) 2025-11-09T08:06
Fri 07 Nov
Scheduled On time
San Francisco (SFO) 2025-11-07T23:25
Boston (BOS) 2025-11-08T08:06

Flight routes similar to United Airlines UA1665

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JetBlue Airways B6434
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China Eastern MU8695
China Eastern 		29/12/2025
13:20 		5 hours 40 minutes
22:00
Air New Zealand NZ9011
Air New Zealand 		29/12/2025
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ANA NH7330
ANA 		29/12/2025
11:10 		5 hours 46 minutes
19:56

United Airlines Flight UA1665 FAQs

What is the scheduled flight duration for United Airlines UA1665 flight?

On average, nonstop flight takes 1 hour(s) 17 minutes, with the flight distance of 4352 km (2704 miles).

What is the current status of United Airlines UA1665 flight?

The current status of flight United Airlines UA1665 is Scheduled On time.

What type of aircraft is used for the United Airlines UA1665 flight?

All United Airlines UA1665 flights are operated using Boeing 737-800 (Scimitar Winglets) Passenger aircraft.

When does the flight United Airlines UA1665 arrive?

Flight United Airlines UA1665 arrives at 21:50.

Which terminal the flight United Airlines UA1665 is arriving at?

Flight United Airlines UA1665 arrives in Logan International Airport at Terminal 2.

How many United Airlines UA1665 flights are operated a week?

7 flights per week. The Flight United Airlines UA1665 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .