Informational Guide to San Francisco Airport (SFO) - NON OFFICIAL

UA8156 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA8156, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and Boston - Boston Logan International Airport (Airport Code BOS).
This flight data pertains specifically to the flight's details for Tuesday, November 18, 2025.

UA8156 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

UA8156 United Airlines to Boston

Landed - On-time
Delay: 14 minutes
Flight Status for Tuesday November 18, 2025

Airline information

United Airlines
United Airlines
Equipment: Boeing 757-200 (winglets) Passenger

Departure

San Francisco (SFO)
November 18, 2025
San Francisco International Airport
Departed at:
11:18 am
Terminal:
-
Gate:
-
Scheduled Departure Time: 10:45 am

Arrival

Boston (BOS)
November 18, 2025
Boston Logan International Airport
Arrived at:
07:15 pm
Terminal:
-
Gate:
-
Scheduled Arrival Time: 07:01 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-sfo.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Additional Information

Which is the frequency of flight UA8156?
The flight UA8156 is scheduled to flight on Tuesday, Thursday, Friday, Saturday on a weekly basis.

Which is the distance of flight UA8156?
The distance between the two airports is 2698 miles.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in San Francisco: 2025-11-18 19:12:27
Current Time in Boston: 2025-11-18 22:12:27

Alternative Flights

The following airlines serves the same route between San Francisco and Boston:

Alaska Airlines
- Flight Number: AS249. (On Time performance: 64 - Average Delay: 28 minutes)
- Flight Number: AS356. (On Time performance: 85 - Average Delay: 4 minutes)

JetBlue
- Flight Number: B6134. (On Time performance: 87 - Average Delay: 9 minutes)
- Flight Number: B61734. (On Time performance: 66 - Average Delay: 25 minutes)
- Flight Number: B6334. (On Time performance: 71 - Average Delay: 24 minutes)
- Flight Number: B6434. (On Time performance: 79 - Average Delay: 19 minutes)
- Flight Number: B6634. (On Time performance: 75 - Average Delay: 40 minutes)
- Flight Number: B6734. (On Time performance: 77 - Average Delay: 14 minutes)
- Flight Number: B6834. (On Time performance: 75 - Average Delay: 22 minutes)

Delta Air Lines
- Flight Number: DL1655. (On Time performance: 69 - Average Delay: 35 minutes)
- Flight Number: DL362. (On Time performance: 66 - Average Delay: 20 minutes)
- Flight Number: DL400. (On Time performance: 76 - Average Delay: 21 minutes)

United Airlines
- Flight Number: UA1372. (On Time performance: 86 - Average Delay: 17 minutes)
- Flight Number: UA1665. (On Time performance: 88 - Average Delay: 1 minutes)
- Flight Number: UA2004. (On Time performance: 55 - Average Delay: 47 minutes)
- Flight Number: UA2356. (On Time performance: 52 - Average Delay: 43 minutes)
- Flight Number: UA2647. (On Time performance: 70 - Average Delay: 29 minutes)
- Flight Number: UA796. (On Time performance: 83 - Average Delay: 10 minutes)

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Weekday: We have gathered available data from last six months, spanning from June 11, 2025 to November 13, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.

Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights UA8156

Date
Departure
Arrival
Duration
Aircraft
Status
Thursday
13 November
11:57 am
San Francisco (SFO)
08:00 pm
Boston (BOS)
05h 03min
Boeing 757-200
Boeing 757-200
Landed - Delayed
Saturday
08 November
11:03 am
San Francisco (SFO)
06:58 pm
Boston (BOS)
04h 55min
Boeing 757-200
Boeing 757-200
Landed - On-time
Friday
07 November
11:11 am
San Francisco (SFO)
07:16 pm
Boston (BOS)
05h 05min
Boeing 757-200
Boeing 757-200
Landed - Delayed