฿3,210 Cheap Flights from San Francisco (SFO) to Boston (BOS)

View ฿3,210 flight on Sat, 20 Sept 2025Opens in a new window

Popular airlines from San Francisco International Airport (SFO) to Logan International Airport (BOS)

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

Prices were available within the past 7 days and start at ฿3,210 for one-way flights and ฿7,715 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 18 Oct - Sat, 25 Oct
SFO
San Francisco
BOS
Boston
฿7,715 Return, found 2 days ago
฿7,715
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Oct from San Francisco to Boston, returning Sat, 25 Oct, priced at ฿7,715 found 2 days ago
Delta
Thu, 4 Dec - Wed, 10 Dec
SFO
San Francisco
BOS
Boston
฿8,400 Return, found 2 days ago
฿8,400
Return
found 2 days ago
Select Delta flight, departing Thu, 4 Dec from San Francisco to Boston, returning Wed, 10 Dec, priced at ฿8,400 found 2 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
SFO
San Francisco
BOS
Boston
฿9,015 Return, found 2 days ago
฿9,015
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Oct from San Francisco to Boston, returning Sat, 25 Oct, priced at ฿9,015 found 2 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
SFO
San Francisco
BOS
Boston
฿9,340 Return, found 2 days ago
฿9,340
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Oct from San Francisco to Boston, returning Sat, 25 Oct, priced at ฿9,340 found 2 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
SFO
San Francisco
BOS
Boston
฿9,345 Return, found 2 days ago
฿9,345
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Oct from San Francisco to Boston, returning Sat, 25 Oct, priced at ฿9,345 found 2 days ago
United
Thu, 11 Sept - Wed, 17 Sept
SFO
San Francisco
BOS
Boston
฿9,665 Return, found 5 days ago
฿9,665
Return
found 5 days ago
Select United flight, departing Thu, 11 Sept from San Francisco to Boston, returning Wed, 17 Sept, priced at ฿9,665 found 5 days ago
United
Thu, 11 Sept - Wed, 17 Sept
SFO
San Francisco
BOS
Boston
฿9,670 Return, found 5 days ago
฿9,670
Return
found 5 days ago
Select United flight, departing Thu, 11 Sept from San Francisco to Boston, returning Wed, 17 Sept, priced at ฿9,670 found 5 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
SFO
San Francisco
BOS
Boston
฿9,985 Return, found 2 days ago
฿9,985
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Oct from San Francisco to Boston, returning Sat, 25 Oct, priced at ฿9,985 found 2 days ago
Delta
Thu, 4 Dec - Wed, 10 Dec
SFO
San Francisco
BOS
Boston
฿9,990 Return, found 2 days ago
฿9,990
Return
found 2 days ago
Select Delta flight, departing Thu, 4 Dec from San Francisco to Boston, returning Wed, 10 Dec, priced at ฿9,990 found 2 days ago
American Airlines
Thu, 4 Dec - Wed, 10 Dec
SFO
San Francisco
BOS
Boston
฿10,020 Return, found 2 days ago
฿10,020
Return
found 2 days ago
Select American Airlines flight, departing Thu, 4 Dec from San Francisco to Boston, returning Wed, 10 Dec, priced at ฿10,020 found 2 days ago

Find the cheapest month to fly from San Francisco (SFO) to Boston (BOS)

October is typically the cheapest month to fly

From ฿5,107 - ฿10,303 per traveller.
Flight from San Francisco to Boston route information
Origin airport
San Francisco Intl.
Destination airport
Logan Intl.
Airlines serving
American Airlines, Delta, United
Return price
฿7,715
Distance
4315 km
Average flight time
8 hours 46 mins

Perfect flights from San Francisco to Boston

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from San Francisco to Boston. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible San Francisco Intl. to Logan Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿3,210 and roundtrip prices from ฿7,715. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Logan Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Boston.

Frequently asked questions

How much is a flight from San Francisco Intl. Airport (SFO) to Logan Intl. Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight from SFO to BOS was ฿7,715. Fares this cheap don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Airport to BOS?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from San Francisco Intl. Airport (SFO) to Logan Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SFO to Logan Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from San Francisco Airport to BOS?
With around 4,300 kilometres separating San Francisco Airport and Logan Intl. Airport (BOS), your flight will be a long one. Pack wisely and make your trip more comfortable. Simple things like warm clothing and a quality neck pillow can make a massive difference.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to Logan Intl. Airport?
Have a look at the deals on offer with these top carriers and book your ticket from San Francisco Airport to Logan Intl. Airport (BOS) today:

  • JetBlue Airways - (B6) with 143 monthly flights
  • United Airlines - (UA) with 121 monthly flights
  • Delta Air Lines - (DL) with 56 monthly flights
  • Alaska Airlines - (AS) with 30 monthly flights

Are San Francisco Intl. Airport (SFO) to BOS flight tickets cheaper when they're purchased at the last minute?
Booking your trip from San Francisco Airport to BOS last minute could be your ticket to a cheap deal. However, it could end up costing you a whole lot more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

Explore a world of travel with Expedia

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