Flight information for Boston to San Francisco
(BOS to SFO)
Find info about flight duration, direct flights, and airports for your flight from Boston to San Francisco
| Best Price Found | $71 | The best one-way flight to San Francisco from Boston in the past 72 hours is $71. The best round-trip flight deal from Boston to San Francisco found on momondo in the last 72 hours is $184. |
| Fastest flight time | 7h 02m | The fastest flight from Boston to San Francisco takes 7h 02m |
| Direct flights | Mon, Fri, Sat and Sun | Direct flights go from Boston to San Francisco on Monday, Friday, Saturday and Sunday. The only airline offering direct flights is JetBlue. |
| Airports in San Francisco | 1 airport | There is 1 airport near San Francisco: San Francisco (SFO) |
How to get the cheapest flight ticket from Boston to San Francisco
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Boston to San Francisco?
January
The cheapest time of year to fly to San Francisco from Boston is January. Most expensive is December
What is the cheapest day to depart Boston for San Francisco?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
When is the cheapest time to fly from Boston to San Francisco?
at noon
Boston to San Francisco flights are approximately 37% more expensive in the afternoon than at noon
What is the cheapest airline that flies to San Francisco from Boston?
Spirit Airlines
Alaska Airlines, American Airlines, and Delta are the most popular carriers operating from Boston to San Francisco
What is the cheapest Boston to San Francisco flight route?
Boston Logan Intl - San Francisco
Fly from Boston Logan Intl to San Francisco for the best Boston - San Francisco flight prices
How far in advance should you book Boston to San Francisco flights?
31 days before
The cheapest time to buy a flight from Boston to San Francisco is approximately 31 days to departure
Easily compare round-trip flights from Boston to San Francisco
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Boston to San Francisco by changing tabs
Find the cheapest one-way flights from Boston to San Francisco
If you're looking for one-way flights from Boston to San Francisco, view some of our deals below provided by Alaska Airlines, Frontier and JetBlue
Search last-minute flights to San Francisco from Boston
Find and compare round-trip flight prices for your last-minute flight from Boston to San Francisco
Best airlines flying from Boston to San Francisco
Compare and see reviews for airlines that fly from Boston to San Francisco with momondo
Reviews
The seats on spirit flights could use serious improvement.
Reviews
Delays on both flight, service not so good, couldnt find anything to like about the 2 flights
Reviews
On the mike they said if you can breathe it means your not wearing your mask properly
Reviews
Even after posting extra for comfort +, the seats do not recline!
Reviews
Easy boarding, plenty of overhead space, entertaining staff, good progress communication, and on-time arrival.
Reviews
Crew was great. Seats were great. Luggage drop off was a little confusing but was easier than waiting in a long line.
Reviews
Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!
Reviews
Delay yet again
American Airlines flights from Boston to San Francisco
Our best American Airlines deals on Boston to San Francisco flight tickets
Delta flights from Boston to San Francisco
Our best Delta deals on Boston to San Francisco flight tickets
Are airlines flying from Boston Logan Intl to San Francisco offering flexible cancellation due to COVID-19?
Due to the global impact of COVID-19, some of our airline partners operating flights from Boston Logan Intl to San Francisco, such as United Airlines, JetBlue, and Delta may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.
How far is Boston Logan Intl to San Francisco by plane?
The straight-line distance from Boston Logan Intl to San Francisco is 2690.2 mi. In terms of flight time, this usually takes a little over 6h 51m.
Can I fly to San Francisco from Boston Logan Intl right now?
Most visitors from Boston Logan Intl need to provide a negative COVID-19 test result and/or quarantine to enter San Francisco.
COVID-19 testing requirements
Visitors from Boston Logan Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to San Francisco.
Quarantine requirements
Visitors from Boston Logan Intl are not required to quarantine after entering San Francisco.
Can I fly back to Boston Logan Intl from San Francisco?
COVID-19 testing requirements
Visitors from San Francisco must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Boston Logan Intl.
Quarantine requirements
Visitors from San Francisco are not required to quarantine after entering Boston Logan Intl.