
Popular airlines from Boston to San Francisco, CA (SFO-San Francisco Intl.)
- Alaska Airlines
Alaska Airlines
- JetBlue Airways
JetBlue Airways
- American Airlines
American Airlines
- Delta
Delta
- United
United
- Southwest Airlines
Southwest Airlines
- Sun Country Airlines
Sun Country Airlines
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 40% on select hotels after you book a flight*
Cheap Flights from Boston (BOS) to San Francisco (SFO)
Prices were available within the past 7 days and start at ฿3,085 for one-way flights and ฿7,110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, 10 Mar - Thu, 12 Mar
BOS
Boston
SFO
San Francisco
฿7,110 Return, found 4 days ago
฿7,110
Return
found 4 days ago

Tue, 12 May - Sat, 16 May
BOS
Boston
SFO
San Francisco
฿8,430 Return, found 1 day ago
฿8,430
Return
found 1 day ago

Tue, 12 May - Sat, 16 May
BOS
Boston
SFO
San Francisco
฿8,550 Return, found 1 day ago
฿8,550
Return
found 1 day ago

Wed, 1 Apr - Fri, 10 Apr
BOS
Boston
SFO
San Francisco
฿8,675 Return, found 3 days ago
฿8,675
Return
found 3 days ago

Tue, 10 Mar - Thu, 12 Mar
BOS
Boston
SFO
San Francisco
฿8,990 Return, found 4 days ago
฿8,990
Return
found 4 days ago

Tue, 10 Mar - Thu, 12 Mar
BOS
Boston
SFO
San Francisco
฿9,455 Return, found 4 days ago
฿9,455
Return
found 4 days ago

Tue, 10 Mar - Thu, 12 Mar
BOS
Boston
SFO
San Francisco
฿9,465 Return, found 4 days ago
฿9,465
Return
found 4 days ago

Tue, 12 May - Sat, 16 May
BOS
Boston
SFO
San Francisco
฿9,545 Return, found 1 day ago
฿9,545
Return
found 1 day ago

Tue, 10 Mar - Thu, 12 Mar
BOS
Boston
SFO
San Francisco
฿10,075 Return, found 4 days ago
฿10,075
Return
found 4 days ago

Tue, 10 Mar - Thu, 12 Mar
BOS
Boston
SFO
San Francisco
฿10,080 Return, found 4 days ago
฿10,080
Return
found 4 days ago
Find the cheapest month to fly from Boston (BOS) to San Francisco (SFO)
May is typically the cheapest month to fly
From ฿5,122 - ฿9,480 per traveller.
Frequently asked questions
Travel information
Origin airport | Logan Intl. |
|---|---|
Destination airport | San Francisco Intl. |
Airlines serving | American Airlines, Delta, United |
Return price | ฿7,110 |
Distance | 4315 km |
Average flight time | 3 hours 51 mins |
Book with confidence
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 ฿3,085 and roundtrip prices from ฿7,110. 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.
*Available to Expedia members.