Cheap Flight Tickets from Boston (BOS) to San Francisco (SFO), Starting at $268

Good to Know: Cheapest and Fastest BOS - SFO Flights

Useful information for finding best airline tickets from Logan International to San Francisco International on your next trip.

Cheapest Round Trip Flight

$268

SY Sun Country Airlines • 1 stop • 14h

Aug 08 – Aug 11

The cheapest round trip flight from Boston to San Francisco (BOS-SFO-BOS) is currently $268

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Cheapest Direct Flight

$723

DL Delta Airlines • nonstop • 10h 46m

Aug 08

The cheapest nonstop flight from Boston to San Francisco (BOS-SFO) is currently $723

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Fastest Flight

10h 29m

The fastest nonstop flight from Boston to San Francisco (BOS-SFO) takes 10h 29m

Top Airlines Flying from Boston to San Francisco

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

Sun Country Airlines (SY)

Sun Country Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Boston (BOS) to San Francisco (SFO)

Compare and book low fare round-trip air tickets from Boston to San Francisco. Ideal for travelers with confirmed return itineraries.

Aug 08 - Aug 11, Economy
SY
Boston → San Francisco
14h
11:38 AM - 5:18 PM • 1 stop
SY
Boston → San Francisco
30h 58m
12:40 PM - 10:38 AM • 1 stop
$268
Sun Country Airlines
Aug 08 - Aug 11, Economy
DL
Boston → San Francisco
10h 29m
11:05 AM - 2:34 PM • nonstop
DL
Boston → San Francisco
11h 44m
10:59 PM - 9:03 AM • 1 stop
$733
Delta Airlines
Aug 08 - Aug 11, Economy
DL
Boston → San Francisco
13h 31m
5:51 AM - 11:02 AM • 1 stop
DL
Boston → San Francisco
9h 2m
12:25 PM - 9:07 PM • nonstop
$733
Delta Airlines
Aug 08 - Aug 11, Economy
DL
Boston → San Francisco
13h 38m
11:57 AM - 5:15 PM • 1 stop
DL
Boston → San Francisco
9h 2m
12:25 PM - 9:07 PM • nonstop
$733
Delta Airlines
Aug 10 - Aug 13, Economy
DL
Boston → San Francisco
13h 32m
6:45 PM - 11:57 PM • 1 stop
DL
Boston → San Francisco
9h 5m
7:00 AM - 3:45 PM • nonstop
$777
Delta Airlines
Aug 09 - Aug 10, Economy
DL
Boston → San Francisco
13h 41m
9:06 AM - 2:27 PM • 1 stop
DL
Boston → San Francisco
9h 2m
12:25 PM - 9:07 PM • nonstop
$822
Delta Airlines

Fly from Boston to San Francisco with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Boston to San Francisco? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Boston to San Francisco Flights

What are the airports in Boston?
BOS
What’s the most popular airline flying from BOS to SFO?
The most popular airline flying from Boston to San Francisco are
Can I fly from BOS to SFO non-stop?
Yes, you can fly BOS to SFO non-stop on
Which airlines fly nonstop between Boston and San Francisco?
The non-stop flights between Boston and San Francisco are .
What’s the earliest departure time from BOS to SFO Airport?
The earliest flight leaves BOS at 5:51 am and lands in SFO - San Francisco International
What are the airports in San Francisco?
SFO
Can I make changes to my Boston to San Francisco flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BOS to SFO?
Read the fare rules of the Boston to San Francisco air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Boston and San Francisco?
operate flights between Boston and San Francisco
How long does a flight from Boston to San Francisco take?
It takes approximately 6 hour to fly non-stop from BOS to SFO, which is 2704.12 miles by air.
Which airlines provide the cheapest flights from Boston (BOS) to San Francisco (SFO) ?
In the past couple of days, the cheapest tickets to SFO from BOS were found on DL : USD 733
Do I need a passport to fly between BOS and SFO?
No
What’s the latest departure time from BOS to SFO ?
The last flight leaves BOS at 8:55 pm

Essential Information for Booking Flights from Boston (BOS) - AI Insights

What's the cheapest airline from bos to sfo?
You can find budget-friendly flights from Logan International Airport (BOS) to San Francisco International Airport (SFO) on Frontier Airlines. As a first-class passenger, you'll enjoy luxurious suites and fine dining on this round-trip journey. Booking in advance is recommended, as it's best to secure Low Fares for your airfare when booking 60 days prior to departure. October and November are great months to fly from BOS to SFO with affordable airfares.
What's the popular airline to fly from bos to sfo?
For a luxury First cabin experience on a direct flight from Logan International Airport (BOS) to San Francisco International Airport (SFO), American Airlines offers convenient Round Trip airfares. You can find Budget-friendly flights with Airfares starting at various airlines, including those that operate flights from BOS to SFO.
What's the cheapest day of the week to fly from bos to sfo?
The cheapest day to fly from Boston (BOS) to San Francisco (SFO) is typically Thursday. Flying on off-peak days can result in lower fares, making it a budget-friendly option for your round-trip journey.
What's the cheapest month to fly from bos to sfo?
The cheapest month to fly from Boston (BOS) to San Francisco (SFO) is December, as it tends to offer lower airfares compared to other months. Booking in advance, such as 60 days prior, can also help secure better rates for your luxury First-class ticket.
Which airline/airlines fly from bos to sfo?
Several airlines offer flights from Logan International Airport (BOS) to San Francisco International Airport (SFO). These include Aer Lingus, Icelandair, Brussels Airlines, United Airlines, Asiana Airlines, Alaska Airlines, Air China, Frontier Airlines, Allegiant, and JetBlue Airways.
What is the cheapest airline to fly from Boston Logan International Airport (BOS) to San Francisco International Airport (SFO)?
Frontier Airlines offers affordable flights from BOS to SFO, with prices starting at £129.50 one-way.
How far in advance can I book flights for my round-trip trip from BOS to SFO?
For the best deals, it's recommended to book your round-trip flights from BOS to SFO at least 60 days in advance.
Can I find affordable airfare options on your website for flights from San Francisco to Boston?
Yes, our platform offers a wide range of cheap flights from SFO to BOS with airlines like American Airlines and Alaska Airlines.
What is the best way to compare airfares and find cheap flights on your platform?
To get the best deals, use our flight comparison tool and filter by airline, departure date, and travel class.
Are there any additional fees for booking flights with your airline?
No, there are no extra fees for booking flights with our partner airlines.
How can I ensure a smooth and comfortable first-class experience on my flight?
To upgrade to First Class, book in advance and select the 'First Class' option during checkout.
Can I book a weekend getaway flight from BOS to SFO with your airline?
Yes, our website offers last-minute deals on flights from BOS to SFO for weekend getaways.
What is the policy on advance booking days for round-trip flights on your website?
We recommend booking at least 60 days in advance for the best prices on round-trip flights.

Boston (BOS) to San Francisco (SFO): Airport Information

Origin Airport Logan International, Boston, US
Destination Airport San Francisco International , San Francisco, US
Distance 2704 miles

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