Cheap flights from Boston to San Francisco

Flights tailored to your budget

Selected dates may not give results due to COVID-19. We suggest you change the dates.
Multi-city Round trip One way
Round trip
One way
Multi-city
From
No results match your search criteria
To
No results match your search criteria
{{ weekDay }}
Dates
{{ panel.label }}
Looking for a one-way flight?

Flexible dates can save you money

Explore nearby dates to find lower fares

{{ fromDate | dateToLongNamedDate }}
?
Flexible dates
Depart {{ flexibleFromDateLabel }}
{{ option.label }}
?
Return {{ flexibleToDateLabel }}
{{ option.label }}
Passengers / Class
Number of passengers
Adults
{{ adults }}
Children
{{ children }}
Infants
{{ infants }}
Class
Economy
Available for Economy only
New Multi-city experience

Discover a new Multi-city search experience from Jetcost, designed to handle more complex itineraries. By continuing, you’ll be taken to a dedicated page powered by Kiwi.com.

Cheap Boston - San Francisco flight offers

Find cheap flight tickets and last-minute flight deals from Boston to San Francisco

JetBlue Airways
Sun, 08-09 (BOS) Boston -> (SFO) San Francisco
Direct
Price found 6 days ago
from Can$394

Info about flights from Boston to San Francisco

Some useful info about flights from Boston to San Francisco to help you plan your next trip

Average flight duration 6h 35m
Cheapest month February
Average number of flights per week 24
First flight time 00:30
Last flight time 21:59
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

Top airlines on the route Boston - San Francisco

Airlines providing flights to San Francisco from Boston

JetBlue Airways
JetBlue Airways
Frontier Airlines
Frontier Airlines

Is it worth flying from Boston to San Francisco?

It depends. Prices for flights from Boston to San Francisco fluctuate based on several factors.

Pick a travel date to see today’s available fares.

Travel agencies and airlines sometimes offer promotional prices on certain routes — it’s worth checking regularly. Also, many travelers look for weekend flights, so booking in advance is recommended.

Which airports near Boston or San Francisco offer flights?

In many cases, using a nearby airport can improve your chances of finding direct flights or better rates.

  • Airports in Boston: Only Boston - Logan is currently operating.
  • Airports in San Francisco: San Francisco is the only airport in use at the moment.

Secondary airports can offer faster travel thanks to shorter lines and quicker boarding times than major ones.

Flights from Boston - Logan to San Francisco

Plan your journey from Boston to San Francisco with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in United States? These cities are trending: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from Boston to San Francisco.

How much does an airline ticket from Boston to San Francisco cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Boston to San Francisco.

How far is Boston from San Francisco?

Boston is about 4341 km from San Francisco.

What are the airports in San Francisco?

San Francisco has one airport: San Francisco.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Boston to San Francisco?

The best time to book a flight from Boston to San Francisco is 3 months in advance, while the worst time is 19 weeks in advance.

What is the cheapest month to fly from Boston to San Francisco?

The cheapest month to fly from Boston to San Francisco is February.

What is the most expensive month to fly from Boston to San Francisco?

The most expensive month to fly from Boston to San Francisco is December.

What is the best day of the week to fly from Boston to San Francisco?

For flights from Boston to San Francisco Friday is on average the cheapest day to fly, while Friday is the most expensive day to fly.