
Popular airlines from San Francisco International Airport (SFO) to Logan International Airport (BOS)
- American Airlines
American Airlines
- Alaska Airlines
Alaska Airlines
- United
United
- Delta
Delta
- Plan, book, fly with confidence
trending down icon Be in the knowGet alerts if flight prices drop or rise*bex rewards loyalty icon Book smarterSave up to 35% on select hotels after you book a flight*payments icon
Cheap Flights from San Francisco (SFO) to Boston (BOS)
Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from San Francisco (SFO) to Boston (BOS)
October is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | San Francisco Intl. |
Destination airport | Logan Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, United |
Return price | AU$280 |
Distance | 4315 km |
Average flight time | 8 hours 42 mins |
Your quick guide to flights from San Francisco to Boston
Pick up great flights from San Francisco to Boston
With Expedia, you have your pick of flights a day with 20 airlines covering flights from San Francisco to Boston. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from San Francisco to Boston that take around hours.
Find cheap flights from San Francisco to Boston
From the great flight deals with prices currently ranging from AU$281 to AU$358, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from San Francisco to Boston around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Boston is normally in September.
Reasons to book your flight from San Francisco to Boston with Expedia
Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from San Francisco to Boston across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Boston right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.
Frequently asked questions
Explore a world of travel with Expedia
- Trending Routes
- Top Flights Destinations
- Related Carriers
- Alternative Routes
- Cheap Flights from Other Airports
- Expedia's Latest Trends
Top Routes from San Francisco
- San Francisco to Chicago (SFO - ORD)
- San Francisco to Newark Liberty Intl. Airport (SFO - EWR)
- San Francisco to Mexico City (SFO - MEX)
- San Francisco to Melbourne (SFO - AVV)
- San Francisco to Los Angeles (SFO - LAX)
- San Francisco to Auckland (SFO - AKL)
- San Francisco to Bangkok (SFO - BKK)
- San Francisco to New York (SFO - LGA)
- San Francisco to Adelaide (SFO - ADL)
- San Francisco to New York (SFO - JFK)
- San Francisco to Seattle (SFO - SEA)
- San Francisco to Vancouver (SFO - YVR)
Top Routes to Boston
- Los Angeles to Boston (LAX - BOS)
- Washington to Boston (DCA - BOS)
- Hobart to Boston (HBA - BOS)
- Darwin to Boston (DRW - BOS)
- Adelaide to Boston (ADL - BOS)
- Cairns to Boston (CNS - BOS)
- Launceston to Boston (LST - BOS)
- Gold Coast to Boston (OOL - BOS)
- Canberra to Boston (CBR - BOS)
- Melbourne to Boston (MEL - BOS)
- Townsville to Boston (TSV - BOS)
- London to Boston (LHR - BOS)
Top Flight Destinations
- Flights to Las Vegas
- Flights to New York
- Flights to Orlando
- Flights to Myrtle Beach
- Flights to Chicago
- Flights to San Diego
- Flights to Panama City Beach
- Flights to Destin
- Flights to Ocean City
- Flights to Los Angeles
- Flights to Miami
- Flights to Boston
- Flights to Nashville
- Flights to Atlantic City
- Flights to Gulf Shores
- Flights to Pigeon Forge
- Flights to Atlanta
- Flights to Virginia Beach
- Flights to San Francisco
- Flights to Houston
San Jose
Alternative Routes
- Oakland Intl. Airport (OAK)
- Norman Y. Mineta San Jose Intl. Airport (SJC)
- Buchanan Field Airport (CCR)
- Stockton Municipal Airport (SCK)
- Monterey Peninsula Airport (MRY)
- Salinas Municipal Airport (SNS)
- Modesto City - County Airport (MOD)
- Sacramento Intl. Airport (SMF)
- Merced Municipal Airport (MCE)
- Yuba County Airport (MYV)
Expedia's Latest Trends
- Brisbane to Seattle - Tacoma Intl.
- Tullamarine to Harry Reid Intl.
- Perth to Los Angeles Intl.
- Vancouver Intl. to Harry Reid Intl.
- Tullamarine to Dallas-Fort Worth Intl.
- Los Angeles Intl. to Mexico City Intl.
- Los Angeles Intl. to Tullamarine
- Los Angeles Intl. to Daniel K. Inouye Intl.
- Brisbane to Los Angeles Intl.
- Los Angeles Intl. to Kingsford Smith Intl.
- Daniel K. Inouye Intl. to Los Angeles Intl.
- Los Angeles Intl. to San Francisco Intl.
- Kingsford Smith Intl. to Harry Reid Intl.
- John F. Kennedy Intl. to Los Angeles Intl.
- Daniel K. Inouye Intl. to Harry Reid Intl.
- San Francisco Intl. to Los Angeles Intl.
- Kingsford Smith Intl. to Dallas-Fort Worth Intl.
- Kingsford Smith Intl. to Los Angeles Intl.
- Adelaide to Los Angeles Intl.
- Los Angeles Intl. to Harry Reid Intl.
- Los Angeles Intl. to Vancouver Intl.
- Harry Reid Intl. to John F. Kennedy Intl.
- Los Angeles Intl. to Louis Armstrong New Orleans Intl.
- Los Angeles Intl. to John F. Kennedy Intl.
- Pearson Intl. to NYC-All Airports
- Los Angeles Intl. to Orlando Intl.
- Harry Reid Intl. to Los Angeles Intl.
- Los Angeles Intl. to Brisbane
- Tullamarine to Los Angeles Intl.
- Kingsford Smith Intl. to Seattle - Tacoma Intl.