Informational Guide to Boston Logan Airport (BOS) - NON OFFICIAL

AS357 Alaska Airlines - Flight Status

Below, you can find details about Alaska Airlines flight AS357, which currently operates between the airports of Boston - Boston Logan International Airport (Airport Code BOS) and San Francisco - San Francisco International Airport (Airport Code SFO).
This flight data pertains specifically to the flight's details for Monday, November 03, 2025.

AS357 On Time performance:
67
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

AS357 Alaska Airlines to San Francisco

Scheduled - On-time
Flight Status for Monday November 03, 2025
This flight was also scheduled for Yesterday (November 02, 2025). See it here
This flight is also scheduled for Tomorrow (November 04, 2025). See it here

Airline information

Alaska Airlines
Alaska Airlines
Equipment: Boeing 737-900 (winglets) Passenger/BBJ3

Departure

Boston (BOS)
November 03, 2025
Boston Logan International Airport
Estimated Departure Time:
06:59 pm
Terminal:
B
Gate:
B35A
Scheduled Departure Time: 06:59 pm

Arrival

San Francisco (SFO)
November 03, 2025
San Francisco International Airport
Estimated Arrival Time:
10:50 pm
Terminal:
1
Gate:
B21
Scheduled Arrival Time: 10:50 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.boston-airport.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.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- AA7459 - American Airlines

- FJ5863 - Fiji Airways

- HA4827 - Hawaiian Airlines

- QR3412 - Qatar Airways

Additional Information

Which is the frequency of flight AS357?
The flight AS357 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Saturday, Sunday on a weekly basis.

Which is the distance of flight AS357?
The distance between the two airports is 2698 miles.

Which is the flight time of flight AS357?
The scheduled flight time gate to gate is: 06:51 hours.
The real flight time gate to gate on average is: 07:02 hours.

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 Boston: 2025-11-03 08:14:39
Current Time in San Francisco: 2025-11-03 05:14:39

Alternative Flights

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

JetBlue
- Flight Number: B6133. (On Time performance: 86 - Average Delay: 56 minutes)
- Flight Number: B61333. (On Time performance: 88 - Average Delay: 6 minutes)
- Flight Number: B61833. (On Time performance: 92 - Average Delay: 5 minutes)
- Flight Number: B62233. (On Time performance: 83 - Average Delay: 66 minutes)
- Flight Number: B6233. (On Time performance: 86 - Average Delay: 11 minutes)
- Flight Number: B6333. (On Time performance: 71 - Average Delay: 33 minutes)
- Flight Number: B6633. (On Time performance: 83 - Average Delay: 7 minutes)
- Flight Number: B6733. (On Time performance: 77 - Average Delay: 19 minutes)

Delta Air Lines
- Flight Number: DL1655. (On Time performance: 74 - Average Delay: 27 minutes)
- Flight Number: DL362. (On Time performance: 83 - Average Delay: 19 minutes)
- Flight Number: DL475. (On Time performance: 73 - Average Delay: 45 minutes)

United Airlines
- Flight Number: UA1008. (On Time performance: 87 - Average Delay: 13 minutes)
- Flight Number: UA1074. (On Time performance: 88 - Average Delay: 10 minutes)
- Flight Number: UA1701.
- Flight Number: UA2279. (On Time performance: 89 - Average Delay: 18 minutes)
- Flight Number: UA2400. (On Time performance: 64 - Average Delay: 36 minutes)
- Flight Number: UA2441. (On Time performance: 90 - Average Delay: 10 minutes)
- Flight Number: UA733. (On Time performance: 54 - Average Delay: 30 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from October 26, 2025 to November 01, 2025, we have obtained these figures.
Total number of flights: 6
On Time: 4 ( 67 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 0 ( 0 % )
Major Delay: 2 ( 33 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 100 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from May 15, 2025 to November 01, 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.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from November 03, 2024 to October 30, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

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

Last Past Flights AS357

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
02 November
08:18 pm
Boston (BOS)
12:04 am
San Francisco (SFO)
06h 46min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Saturday
01 November
07:03 pm
Boston (BOS)
10:14 pm
San Francisco (SFO)
06h 11min
Boeing 737-900
Boeing 737-900
Landed - On-time
Thursday
30 October
07:36 pm
Boston (BOS)
11:04 pm
San Francisco (SFO)
06h 28min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
29 October
09:53 pm
Boston (BOS)
01:38 am
San Francisco (SFO)
06h 45min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Tuesday
28 October
07:07 pm
Boston (BOS)
10:10 pm
San Francisco (SFO)
06h 03min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Monday
27 October
11:04 pm
Boston (BOS)
05:39 am
San Francisco (SFO)
09h 35min
Boeing 737-900
Boeing 737-900
Landed - Delayed
Sunday
26 October
06:51 pm
Boston (BOS)
10:57 pm
San Francisco (SFO)
07h 06min
Boeing 737-800
Boeing 737-800
Landed - On-time