A spacious airport terminal with a high ceiling and natural light.

Flights from Logan International Airport (BOS) to San Francisco Intl. Airport (SFO)
Flights to San Francisco
California
United States of America
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Popular airlines from Logan International Airport (BOS) to San Francisco Intl. Airport (SFO)

JetBlue Airways
Alaska Airlines
Delta
American Airlines
United
Southwest Airlines
Sun Country Airlines

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

Prices were available within the past 7 days and start at NT$5,381 for one-way flights and NT$10,762 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Sat, Dec 5 - Fri, Dec 11

BOS

Boston

SFO

San Francisco

NT$10,762

Roundtrip

Found 1 day ago

Select Delta flight, departing Sat, Dec 5 from Boston to San Francisco, returning Fri, Dec 11, priced at NT$10,762 Found 1 day ago

Sat, Oct 31 - Sat, Nov 7

BOS

Boston

SFO

San Francisco

NT$11,049

Roundtrip

Found 1 hour ago

Select Delta flight, departing Sat, Oct 31 from Boston to San Francisco, returning Sat, Nov 7, priced at NT$11,049 Found 1 hour ago

Thu, Nov 12 - Sun, Nov 15

BOS

Boston

SFO

San Francisco

NT$12,359

Roundtrip

Found 2 days ago

Select Delta flight, departing Thu, Nov 12 from Boston to San Francisco, returning Sun, Nov 15, priced at NT$12,359 Found 2 days ago

Tue, Dec 15 - Mon, Jan 18

BOS

Boston

SFO

San Francisco

NT$12,551

Roundtrip

Found 2 days ago

Select Delta flight, departing Tue, Dec 15 from Boston to San Francisco, returning Mon, Jan 18, priced at NT$12,551 Found 2 days ago

Fri, Oct 30 - Fri, Nov 6

BOS

Boston

SFO

San Francisco

NT$12,911

Roundtrip

Found 6 days ago

Select Delta flight, departing Fri, Oct 30 from Boston to San Francisco, returning Fri, Nov 6, priced at NT$12,911 Found 6 days ago

Sat, Dec 5 - Fri, Dec 11

BOS

Boston

SFO

San Francisco

NT$13,153

Roundtrip

Found 1 day ago

Select American Airlines flight, departing Sat, Dec 5 from Boston to San Francisco, returning Fri, Dec 11, priced at NT$13,153 Found 1 day ago

Fri, Oct 16 - Tue, Oct 20

BOS

Boston

SFO

San Francisco

NT$13,259

Roundtrip

Found 6 days ago

Select Delta flight, departing Fri, Oct 16 from Boston to San Francisco, returning Tue, Oct 20, priced at NT$13,259 Found 6 days ago

Sat, Oct 31 - Sat, Nov 7

BOS

Boston

SFO

San Francisco

NT$13,432

Roundtrip

Found 1 hour ago

Select American Airlines flight, departing Sat, Oct 31 from Boston to San Francisco, returning Sat, Nov 7, priced at NT$13,432 Found 1 hour ago

Fri, Dec 18 - Sun, Jan 17

BOS

Boston

SFO

San Francisco

NT$15,948

Roundtrip

Found 2 days ago

Select Southwest Airlines flight, departing Fri, Dec 18 from Boston to San Francisco, returning Sun, Jan 17, priced at NT$15,948 Found 2 days ago

Sun, Dec 20 - Fri, Jan 15

BOS

Boston

SFO

San Francisco

NT$18,493

Roundtrip

Found 2 days ago

Select United flight, departing Sun, Dec 20 from Boston to San Francisco, returning Fri, Jan 15, priced at NT$18,493 Found 2 days ago

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

October is typically the cheapest month to fly

From NT$9,373 - NT$14,771 per traveler.

Travel information

Origin airport	Logan International Airport
Destination airport	San Francisco Intl. Airport
Distance	4,341 km away
Airlines serving	JetBlue Airways, Alaska Airlines, Delta, American Airlines, United, Southwest Airlines, Sun Country Airlines, Frontier Airlines
Popular airline	JetBlue Airways
Roundtrip price	NT$10,762
Average flight time	6 hours 45 mins

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NT$5,381 Cheap Flights from Boston (BOS) to San Francisco (SFO)

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

Be in the know

Book smarter

Earn twice

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

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

October is typically the cheapest month to flyOctober is typically the cheapest month to fly

Travel information

Explore a world of travel with Expedia

October is typically the cheapest month to fly