
Popular airlines from Logan International Airport (BOS) to San Francisco International Airport (SFO)
- Alaska Airlines
Alaska Airlines
- JetBlue Airways
JetBlue Airways
- Sun Country Airlines
Sun Country Airlines
- American Airlines
American Airlines
- Delta
Delta
- United
United
- Southwest Airlines
Southwest Airlines
- 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 40% on select hotels after you book a flight*payments icon
Cheap Flights from Boston (BOS) to San Francisco (SFO)
Prices were available within the past 7 days and start at ฿3,860 for one-way flights and ฿8,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, 31 Aug - Wed, 3 Sep
BOS
Boston
SFO
San Francisco
฿8,100 Return, found 2 days ago
฿8,100
Return
found 2 days ago

Sun, 15 Feb - Wed, 25 Feb
BOS
Boston
SFO
San Francisco
฿8,460 Return, found 3 days ago
฿8,460
Return
found 3 days ago

Sat, 20 Sep - Mon, 22 Sep
BOS
Boston
SFO
San Francisco
฿8,720 Return, found 3 days ago
฿8,720
Return
found 3 days ago

Sat, 30 Aug - Tue, 2 Sep
BOS
Boston
SFO
San Francisco
฿9,665 Return, found 15 hours ago
฿9,665
Return
found 15 hours ago

Sat, 20 Sep - Mon, 22 Sep
BOS
Boston
SFO
San Francisco
฿9,725 Return, found 3 days ago
฿9,725
Return
found 3 days ago

Sun, 31 Aug - Wed, 3 Sep
BOS
Boston
SFO
San Francisco
฿9,730 Return, found 2 days ago
฿9,730
Return
found 2 days ago

Sun, 31 Aug - Wed, 3 Sep
BOS
Boston
SFO
San Francisco
฿9,735 Return, found 2 days ago
฿9,735
Return
found 2 days ago

Sat, 30 Aug - Tue, 2 Sep
BOS
Boston
SFO
San Francisco
฿9,990 Return, found 15 hours ago
฿9,990
Return
found 15 hours ago

Sat, 30 Aug - Tue, 2 Sep
BOS
Boston
SFO
San Francisco
฿10,020 Return, found 15 hours ago
฿10,020
Return
found 15 hours ago

Sat, 30 Aug - Tue, 2 Sep
BOS
Boston
SFO
San Francisco
฿11,275 Return, found 15 hours ago
฿11,275
Return
found 15 hours ago
Find the cheapest month to fly from Boston (BOS) to San Francisco (SFO)
October is typically the cheapest month to fly
From ฿5,121 - ฿8,711 per traveller.
Graph displaying average flight prices per month
Origin airport | Logan Intl. |
Destination airport | San Francisco Intl. |
Airlines serving | American Airlines, Delta, United |
Return price | ฿8,100 |
Distance | 4315 km |
Average flight time | 3 hours 34 mins |
Perfect flights from Boston to San Francisco
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Boston to San Francisco. 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 Logan Intl. to San Francisco Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿3,860 and roundtrip prices from ฿8,100. 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 San Francisco 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 San Francisco.
Frequently asked questions
Explore a world of travel with Expedia
- Trending Routes
- Trending Flights
- Top Flights Destinations
- Related Airlines
- Cheap Flights from Other Airports
- Expedia's Latest Trends
Top Routes from Boston
- Boston to Chicago (BOS - ORD)
- Boston to Los Angeles (BOS - LAX)
- Boston to Bangkok (BOS - BKK)
- Boston to Hong Kong (BOS - HKG)
- Boston to Honolulu (BOS - HNL)
- Boston to Paris (BOS - CDG)
- Boston to Amsterdam (BOS - AMS)
- Boston to Chiang Mai (BOS - CNX)
- Boston to New York (BOS - JFK)
- Boston to Guangzhou (BOS - CAN)
- Boston to Seoul (BOS - ICN)
- Boston to Anchorage (BOS - ANC)
Top Routes to San Francisco
- Newark Liberty Intl. Airport to San Francisco (EWR - SFO)
- Los Angeles to San Francisco (LAX - SFO)
- Bangkok to San Francisco (BKK - SFO)
- Hong Kong to San Francisco (HKG - SFO)
- Orange County to San Francisco (SNA - SFO)
- Paris to San Francisco (CDG - SFO)
- Delhi to San Francisco (DEL - SFO)
- Chiang Mai to San Francisco (CNX - SFO)
- New York to San Francisco (JFK - SFO)
- Phuket to San Francisco (HKT - SFO)
- Tokyo to San Francisco (NRT - SFO)
- Hanoi to San Francisco (HAN - SFO)
Top Routes from Boston
Top Flight Destinations
- Flights to Las Vegas
- Flights to New York
- Flights to Orlando
- Flights to Chicago
- Flights to Myrtle Beach
- Flights to San Diego
- Flights to Los Angeles
- Flights to Ocean City
- Flights to Miami
- Flights to Boston
- Flights to Nashville
- Flights to Atlanta
- Flights to San Francisco
- Flights to Virginia Beach
- Flights to Seattle
- Flights to Houston
- Flights to Honolulu
- Flights to San Antonio
Expedia's Latest Trends
Flights
- Flights from Suvarnabhumi Intl. to NYC-All Airports
- Flights from Chantilly (IAD) to Los Angeles (LAX)
- Flights from Tucson (TUS) to Bangkok (BKK)
- Flights from Bangkok (BKK) to San Diego (SAN)
- Flights from Los Angeles (LAX) to Bangkok (BKK)
- Flights from Bangkok (BKK) to Cleveland (CLE)
- Flights from Boston (BOS) to Los Angeles (LAX)
- Flights from Incheon (ICN) to Los Angeles (LAX)
- Flights from Bangkok (BKK) to Santa Ana (SNA)
- Flights from Los Angeles (LAX) to San Francisco (SFO)
- Flights from Los Angeles Intl. to NYC-All Airports
- Flights from Bangkok (BKK) to Los Angeles (LAX)
- Flights from Bangkok (BKK) to Houston (HOU)
- Flights from Bangkok (BKK) to Dallas (DFW)
- Flights from Bangkok (BKK) to Anchorage (ANC)
- Flights from Las Vegas (LAS) to San Francisco (SFO)
- Flights from Dallas (DFW) to Bangkok (BKK)
- Flights from San Francisco (SFO) to Las Vegas (LAS)
- Flights from Sa Khu (HKT) to Seattle (SEA)
- Flights from Los Angeles (LAX) to Las Vegas (LAS)
- Flights from Bangkok (BKK) to Seattle (SEA)
- Flights from Bangkok (BKK) to Philadelphia (PHL)
- Flights from Cleveland (CLE) to Bangkok (BKK)
- Flights from Las Vegas (LAS) to Bangkok (BKK)
- Flights from Sa Khu (HKT) to Los Angeles (LAX)
- Flights from Seattle (SEA) to Bangkok (BKK)
- Flights from Los Angeles (LAX) to Sa Khu (HKT)
- Flights from Bangkok (BKK) to Pittsburgh (PIT)
- Flights from Bangkok (BKK) to Oklahoma City (OKC)
- Flights from Bangkok (BKK) to Las Vegas (LAS)
*Available to Expedia members.