Cheap Flights From Logan Intl. (BOS) To San Francisco Intl. (SFO)

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly

Cheapest Flights from Boston (BOS) to San Francisco (SFO)

The cheapest flights to San Francisco Intl. found within the past 7 days were CA $332 round trip and CA $166 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for BOS to SFO

CarrierFlightDepart BOSArrive SFOFri.
22/11
Sat.
23/11
Sun.
24/11
Mon.
25/11
Tue.
26/11
Wed.
27/11
Thu.
28/11
Stops
UA244106:00 am09:45 am
-
-
-
Check Fare
-
-
-
0 Stops
B6183307:00 am10:48 am
-
-
-
Check Fare
-
-
-
0 Stops
DL97707:55 am11:56 am
-
-
-
Check Fare
-
-
-
0 Stops
B6193308:00 am11:54 am
-
-
-
Check Fare
-
-
-
0 Stops
UA100808:00 am11:50 am
-
-
-
Check Fare
-
-
-
0 Stops
B613309:35 am01:26 pm
-
-
-
Check Fare
-
-
-
0 Stops
UA141311:00 am02:49 pm
-
-
-
Check Fare
-
-
-
0 Stops
B633301:30 pm05:16 pm
-
-
-
Check Fare
-
-
-
0 Stops
UA118701:30 pm05:19 pm
-
-
-
Check Fare
-
-
-
0 Stops
B673303:25 pm07:03 pm
-
-
-
Check Fare
-
-
-
0 Stops
DL47504:42 pm08:43 pm
-
-
-
Check Fare
-
-
-
0 Stops
UA240006:01 pm09:50 pm
-
-
-
Check Fare
-
-
-
0 Stops
AS35706:59 pm10:59 pm
-
-
-
Check Fare
-
-
-
0 Stops
UA213607:38 pm01:07 am
-
-
-
Check Fare
-
-
-
1 Stops
DL31408:35 pm00:33 am
-
-
-
Check Fare
-
-
-
0 Stops

Frequently asked questions

Are there direct flights from Logan Intl. Airport (BOS) to San Francisco Intl. Airport (SFO)?
JetBlue and United Airlines are a couple of the airlines that have nonstop flights from BOS to San Francisco Airport. If you’re keen to get to where you’re headed fast, these are the options for you.
What airlines fly from BOS to San Francisco Intl. Airport (SFO)?
If you’re searching for direct flights from Logan Intl. Airport to San Francisco Intl. Airport (SFO), you’re not short on options. Here are the most popular airlines that advertise nonstop services on this route:

  • JetBlue - (B6) with 130 flights every month
  • United Airlines - (UA) with 86 flights every month
  • Delta - (DL) with 30 flights every month
  • Alaska Airlines - (AS) with 26 flights every month

What is the best day to buy a plane ticket?
Airfares offered on Friday tend to be the cheapest, according to flight demand on Travelocity.ca in 2021. Purchasing your airfares on a Thursday or Saturday can also provide better value, however our advice if you’re looking to save money is to avoid booking on a Wednesday or Sunday. Our data shows that those two days have the highest ticket values on average, so keep this in mind if you’re browsing flight deals.
What are the cheapest days to fly?
Frequent travellers may already know this, but earlier in the week is often the cheapest time to fly. Flights departing on a Monday are the cheapest of the week. Since flights towards the middle of the week tend to be more popular, this causes the prices to rise. This is why, on average, airfares booked on Travelocity.ca in 2021 were most expensive for Wednesday departures.
How far in advance can you book a flight?
Here’s the deal: It is typically possible to start comparing international airfares on Travelocity.ca up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2-4 weeks prior to their travel dates.*According to flight demand on Travelocity.ca from January to December 2021. Savings are subject to change and may vary depending on selections made.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.